6 MACHINE TRADES OCCUPATIONS
600.130-010 to 613.132-010

    This category includes occupations concerned with the operation of machines that cut, bore, mill, abrade, print, and similarly work such materials as metal, paper, wood, plastics, and stone. A worker's relationship to the machine is of primary importance. The more complicated jobs require an understanding of machine functions, blueprint reading, making mathematical computations, and exercising judgment to attain conformance to specifications. In less complicated jobs, eye and hand coordination may be the most significant factor. Installation, assembly, repair, and maintenance of machines and mechanical equipment and weaving, knitting, spinning, and similarly working textiles are included.

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60 METAL MACHINING OCCUPATIONS

    This division includes occupations concerned with shaping metal parts or products through the use of cutting tools, with or without removing excess material from stock or objects, primarily by such means as cutting, boring, milling, broaching, turning, sawing, abrading, and planing. Includes laying out, job setting, repairing, maintaining, calibrating, fitting, and assembling. The machining of nonmetallic materials is also included when the methods and machine tools commonly applied to the machining of metal are used. Occupations primarily concerned with the machining of clay, glass, and related materials are included in Division 67.

600 MACHINISTS AND RELATED OCCUPATIONS

    This group includes occupations concerned with shaping metal parts by milling, turning, planing, abrading, boring, chipping, sawing, and shaving, using a variety of metalworking machines. Includes laying out, job setting, fitting, assembling, and repairing. The machining of nonmetallic materials, except wood, is also included when the methods and machine tools commonly applied to the machining of metal are used. Occupations primarily concerned with machine shop tools are included in Group 601 and machining gears in Group 602.

600.130-010 MACHINE-SHOP SUPERVISOR, TOOL (machine shop)

    Supervises and coordinates activities of workers engaged in custom-machining metallic and nonmetallic workpieces to produce, maintain, or repair parts for machines, molds, and equipment, applying knowledge of machine shop procedures, variety of machine-tool setup and operating techniques, metal and plastic properties, and custom-machining methods. May supervise workers in related processes, such as forming, welding, inspecting, testing, or assembling. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 89

600.131-014 SALVAGE ENGINEER (machinery mfg.)

    Supervises and coordinates activities of workers engaged in reworking rejected ball bearings: Disassembles and inspects races, faceways, cups, cones, retainers, and bearings. Diagnoses imperfections, such as parts not within tolerance, scratches, burrs, rust, or dirt and determines if part can be reworked or should be rejected. Assigns bearings to assistants to be reworked, advises them on problems involving bearing salvage, and trains workers in principles and practices of salvaging rejects. Inspects reworked bearings and components, using special go-not-go gauges, calipers, and micrometers. May operate lathes to turn, bore, face, and polish raceways, and perform related operations to rework bearings.
GOE: 06.01.01 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.260-014 EXPERIMENTAL MECHANIC (motor-bicycles) alternate titles: development mechanic

    Sets up and operates variety of machines to fabricate experimental motorcycles or components to meet operating and endurance standards required by blueprints, sketches, or oral instructions: Assembles motorcycle or components, using handtools. Positions and clamps motorcycle on test rack. Attaches test equipment, such as tachometers, thermocouples, pressure and strain gauges, flow and velocity meters, to motorcycles, using handtools. Operates motorcycle at specified speeds and loads, and records meter and instrument readings on test records form. Disassembles motorcycle and analyzes cause of defect in components, such as exhaust system, frame, hydraulic fork, spring, or wheels, using handtools or power tools, calipers, micrometers, gauges, and other measuring instruments. Operates drill press, engine lathe, milling machine, or other machines to fabricate experimental motorcycle parts for testing, and secures test equipment to motorcycle, using jigs & fixtures. Test rides motorcycle to verify performance and durability of motorcycle components. Compiles and submits report to engineering department to show results of tests and recommendations for design or material changes.
GOE: 05.05.09 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.260-018 MODEL MAKER, FIREARMS (ordnance) alternate titles: sample maker

    Sets up and operates metalworking machines to cut, shape, and fit parts to fabricate prototypes or modify existing models of small arms for use as production models, analyzing specifications and determining procedures according to knowledge of metal machining and layout: Lays out design of new parts on steel stock according to blueprints and scale drawings. Determines fixtures, tooling, and sequence of machining operations to fabricate parts. Sets up and operates metalworking machines to cut, shape, and fit parts [MACHINIST (machine shop)]. Files, grinds, burnishes, and polishes parts to obtain smooth movements [FILER, FINISH (ordnance)]. Verifies conformance of machined workpiece to specifications, using sine bars, verniers, calipers, and micrometers. Records data for use of TOOL MAKER (machine shop) and TOOL DESIGNER (profess. & kin.) in establishing operating standards and machinery procedures. May test fire prototypic arms.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.260-022 MACHINIST, EXPERIMENTAL (machine shop) alternate titles: prototype machinist

    Sets up and operates machine tools, and fits and assembles parts to fabricate tools, mechanisms, and machines for experimental purposes, such as solving problems relative to materials, tools, work-holding arrangements, machine settings, product specifications, and fabrication methods for production process, applying knowledge of mechanics, shop mathematics, metal properties, layout, and machining procedures: Consults with engineer and other personnel regarding product information, such as design, capacity and purpose, and types of material to be used to fabricate product. Analyzes written specifications, drawings, rough sketches, and verbal instructions to plan layout and determine sequence of operations. Selects metal stock and lays out design according to dimensions computed from scale drawings [LAY-OUT WORKER (any industry) I 809.281-010]. Designs fixtures, tooling, and experimental parts to meet special engineering needs. Sets up and operates metalworking machine tools, such as lathe, milling machine, shaper, or grinder to machine parts to specifications, and verifies conformance of parts to specifications, using measuring instruments [TOOL-MACHINE SET-UP OPERATOR (machine shop) 601.280-054]. Tests experimental models under simulated operating conditions for such purposes as development, standardization, and feasibility of design. Installs parts and materials, such as sheet metal covering, hydraulic systems, electrical wiring, lubricants, and batteries into machines and mechanisms. Evaluates experimental procedures and recommends changes or modifications for efficiency and adaptability to setup and production. May establish work procedures for fabricating new structural products, using variety of metalworking machines. May fabricate molds and $T3power press$T1 dies to produce plastic parts and stamp metal parts. May perform heat-treating and heliarc welding. May train workers in setup and operation of machine tools.
GOE: 05.05.07 STRENGTH: H GED: R4 M4 L3 SVP: 8 DLU: 88

600.261-010 ASSEMBLER, STEAM-AND-GAS TURBINE (engine-turbine) alternate titles: leadman, turbine assembly

    Fits and assembles machined parts and castings to erect steam and gas turbines according to drawings and specifications, using machine tools, power tools, handtools, and measuring instruments: Erects, levels, and aligns vertical supports for bedplates of steam turbines, using levels, transit, and $T3master straightedge.$T1 Lays out work for other assemblers on $T3thrust end,$T1 oil tank, and cylinder assemblies, following specified assembly procedure. Chips, grinds, bores, and drills machined parts and castings, using portable grinders, boring bar, and lapping disk. Levels and aligns high and low pressure cylinders, oil tank, thrust end assembly, and exhaust assembly, using pin gauges. Scribes foundation holes, lays out offset marks, and directs machine operator to drill foundation holes. Shrink-fits spindle blade rings, diaphragm rings, dummy rings, ring gears, sleeves, couplings, and bushings on shafts to build turbine spindles, using portable gas heating unit. Measures clearance and alignment of spindle to cylinder, using micrometers and calipers. Adjusts spindle bearing pads or moves blade rings to obtain specified clearances. Starts auxiliary oil pump to flush oil piping and bearings. Starts turbine and measures balance of spindle, using vibroscope. Observes functioning of unit and instruments to adjust alignment and clearances and to assure operation according to specifications. Repairs worn and damaged turbines.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 8 DLU: 77

600.280-010 INSTRUMENT MAKER (any industry) alternate titles: mechanical technician; parts mechanic; precision-instrument and tool maker; precision-mechanical-instrument maker

    Fabricates, modifies, or repairs mechanical instruments or mechanical assemblies of electrical or electronic instruments, such as chronometric timing devices, barographs, thermostats, seismographs, and servomechanisms, applying knowledge of mechanics, metal properties, shop mathematics, and machining procedures and using machine tools, welding and heat-treating equipment, precision measuring instruments, and handtools: Measures, marks, and scribes stock, such as silver, nickel, platinum, steel, ivory, and plastic, following blueprints and engineering sketches, and using square, rule, and scribe to lay out workpiece for machining [LAY-OUT WORKER (machine shop)]. Sets up and operates machine tools, such as lathes, drill presses, punch presses, milling machines, grinders, brakes, and $T3lapping$T1 and polishing machines, to machine parts to specifications [MACHINIST (machine shop)]. Anneals and tempers metal parts [HEAT TREATER (heat treating) I]. Assembles parts in jig and brazes or welds. Fits and installs precision components, such as timing devices, springs, balance mechanisms, and gear trains, in housing, using jeweler's lathe, tweezers, loupe, and handtools. Verifies dimensions of parts and installation of components, using measuring instruments, such as micrometer, calipers, and electronic gauges. Coats assembled instrument with protective finish, such as lacquer or enamel, using spray gun. May install wiring and electrical components to specifications. May set up and operate machines to fabricate dies for punch presses [DIE MAKER, BENCH, STAMPING (machine shop)]. May be designated according to product assembled.
GOE: 05.05.11 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.280-014 INSTRUMENT-MAKER AND REPAIRER (petrol. & gas)

    Sets up and operates machine tools to remodel electrical and electronic instruments used in electrical logging, gun perforating, sub-surface surveying, and other oil, gas, or borehole prospecting, testing and servicing operations, following engineering orders and specifications and applying knowledge of electronics, mechanics, metal properties, shop mathematics, and machining procedures: Measures, marks, and scribes dimensions of parts to be made on metal or plastic stock, using layout tools, such as rule, square, or scribe [LAY-OUT WORKER (machine shop)]. Machines parts to specifications, using machine tools, such as lathes, drill presses, and grinders [MACHINIST (machine shop)]. Assembles fabricated mechanical parts and such purchased parts as pulleys, springs, and dials, using bolts, screws, tweezers, wrenches, and screwdrivers [INSTRUMENT MAKER (any industry)]. Installs electrical and electronic parts, such as sockets, switches, and rheostats, in chassis. Connects circuit components, such as tubes, coils, and switches, using wire strippers and soldering iron and following circuit diagrams. Tests instruments to determine conformance to specifications, using equipment, such as voltmeters and ohmmeters. May be designated according to product remodeled or repaired.
GOE: 05.05.10 STRENGTH: L GED: R4 M4 L2 SVP: 7 DLU: 77

600.280-018 INSTRUMENT-MAKER APPRENTICE (any industry) alternate titles: precision-mechanical-instrument-maker apprentice

    Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.11 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.280-022 MACHINIST (machine shop) alternate titles: machinist, first-class; machinist, general

    Sets up and operates conventional, special-purpose, and numerical control (NC) machines and machining centers to fabricate metallic and nonmetallic parts, and fits and assembles machined parts into complete units, applying knowledge of machine shop theory and procedures, shop mathematics, machinability of materials, and layout techniques: Studies blueprints, sketches, drawings, manuals, specifications, or sample part to determine dimensions and tolerances of finished workpiece, sequence of operations, and setup requirements. Measures, marks, and scribes dimensions and reference points on material or workpiece as guides for subsequent machining [LAY-OUT WORKER (machine shop) 600.281-018]. Selects, aligns, and secures holding fixtures, cutting tools, attachments, accessories, and materials on machines, such as mills, lathes, jig borers, grinders, and shapers. Calculates and sets controls to regulate machining factors, such as speed, feed, coolant flow, and depth and angle of cut, or enters commands to retrieve, input, or edit computerized machine control media. Starts and observes machine operation to detect malfunctions or out-of-tolerance machining, and adjusts machine controls or control media as required. Verifies conformance of finished workpiece to specifications, using precision measuring instruments. Sets up and operates machine on trial run to verify accuracy of machine settings or programmed control data. Fits and assembles parts into complete assembly, using jigs, fixtures, surface plate, surface table, handtools, and power tools. Verifies dimensions and alignment of assembly, using measuring instruments, such as micrometers, height gauges, and gauge blocks. May install machined replacement parts in mechanisms, machines, and equipment, and test operation of unit to ensure functionality and performance. May operate welding equipment to cut or weld parts. May develop specifications from general description and draw sketch of part or product to be fabricated. May confer with engineers, production personnel, programmers, or others to resolve machining or assembly problems. May specialize in setting up and operating NC machines and machining centers and be designated Numerical Control Machine Machinist (machine shop); or set up and operate NC machines linked to automated storage, retrieval, and moving devices and be designated Flexible Machining System Machinist (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 89

600.280-026 MACHINIST APPRENTICE (machine shop) alternate titles: machine-shop apprentice

    Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

600.280-030 MACHINIST APPRENTICE, AUTOMOTIVE (automotive ser.)

    Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

600.280-034 MACHINIST, AUTOMOTIVE (automotive ser.)

    Sets up and operates variety of general or specialized metalworking machines to repair automotive engine parts or auxiliary units, such as transmission, differential, springs, or brakes, applying knowledge of mechanics, shop mathematics, metal properties, and machine procedures: Operates lathe to machine water-pump castings, piston heads, valves, and other automotive parts. Clamps piston in carriage of piston-grinding-and-turning machine to grind piston heads to fit cylinders. Adjusts grinding wheel to make cut of specified depth. Clamps valves in position on grinding wheel to grind seating surfaces of valves, moving levers to achieve required depth of cut. Operates boring machine to machine internal surfaces of cylinders in engine block. Cleans parts, before and after machining, in agitator-type cleaning tank to remove grease, rust stains, and foreign matters. Operates lathe, boring, or honing machine to refinish internal surfaces of bearings and connecting rods. Verifies dimensions, using measuring instruments, such as micrometers, calipers, and height gauges to ensure adherence to tolerance specifications. May grind metal surfaces of engine block or other parts, using portable or $T3bench grinders.$T1 May spray worn or gouges parts with molten aluminum, zinc, or other metal to build up parts [METAL SPRAYER, MACHINED PARTS (any industry)]. May examine parts for fractures, using magnaflux test equipment. May repair cracks in engine head and other vehicle parts with arc or gas welding equipment. May operate drum lathe to resurface brake drums. May repair and resurface leaf and coil springs, axles, king pins, bushings, and universal joints.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

600.280-042 MAINTENANCE MACHINIST (machine shop) alternate titles: machine repairer; machinist, general maintenance; shop mechanic

    Sets up and operates variety of machine tools, and fits and assembles parts to fabricate or repair machine tools and maintain industrial machines, applying knowledge of mechanics, shop mathematics, metal properties, layout, and machining procedures: Observes and listens to operating machines or equipment to diagnose machine malfunction and determine need for adjustment or repair. Studies blueprints, sketches, machine parts or specifications to determine type and dimensions of metal stock required. Measures, marks, and scribes dimensions and reference points on metal stock surfaces, using such measuring and marking devices as calibrated ruler, micrometer, caliper, and scriber [LAY-OUT WORKER (machine shop) 600.281-018]. Dismantles machine or equipment, using handtools or power tools, to examine parts for defect or to remove defective part. Replaces defective part with new part or repairs or reproduces part from various kinds of metal stock, using handtools, such as scraper, file, and drill, and machine tools, such as lathe, milling machine, shaper, borer, and grinder [MACHINIST (machine shop) 600.280-022]. Assembles and test operates machine to verify correction of malfunction. Maintains and lubricates machine tools and equipment. May weld parts, using arc or gas welding equipment. May repair or replace faulty wiring, switches, or relays.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 86

600.280-046 PATTERNMAKER APPRENTICE, METAL (foundry)

    Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.280-050 PATTERNMAKER, METAL (foundry)

    Lays out, mills, drills, turns, grinds, fits, and assembles castings and parts to make metal foundry patterns, core boxes, and match plates, using handtools and machine tools, and analyzing specifications, according to knowledge of patternmaking methods: Studies blueprint of part to be cast, computes dimensions, and plans sequence of operations. Measures, marks, and scribes layout on castings [LAY-OUT WORKER (machine shop)]. Sets up and operates machine tools, such as milling machines, lathes, drill presses, and grinders, to machine castings to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Assembles pattern, using handtools, and bolts, screws, or other fasteners. Cleans and hand finishes workpiece, using emery cloth, files, scrapers, and powered hand grinders. Verifies conformance of machined pattern to blueprint specifications, using templates and measuring instruments, such as scale, calipers, and micrometers. May make templates for layout and inspection [TEMPLATE MAKER (any industry)]. May operate welding equipment in assembling pattern [WELDER, COMBINATION (welding)].
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 8 DLU: 77

600.280-054 SAMPLE MAKER, APPLIANCES (house. appl.; light. fix.) alternate titles: model maker

    Sets up and operates machines to construct complete working models of new or redesigned household electrical appliances, such as fans, heaters, and hair driers: Lays out and fabricates metal and plastic parts, using handtools and machine tools. Devises and constructs own tools, dies, molds, jigs, and fixtures, or modifies existing tools and equipment [TOOL-AND-DIE MAKER (machine shop)]. Assembles mechanical and electrical parts, and installs wiring circuits.
GOE: 05.05.07 STRENGTH: L GED: R4 M3 L3 SVP: 8 DLU: 77

600.281-010 FLUID-POWER MECHANIC (any industry)

    Fabricates, assembles, services, maintains, repairs, and tests fluid power equipment, such as power steering units, and components, following blueprints, schematics, or drawings, using handtools, power tools, and testing devices and applying knowledge of hydraulic, pneumatic, and electrical principles: Analyzes blueprints, schematics, diagrams, and drawings to determine fabrication specifications. Sets up and operates milling machines, lathes, shapers, grinders, drill presses, and welders to make precision parts. Verifies conformance to specifications, using instruments, such as micrometers, verniers, and calipers. Assembles fluid power components, such as pumps, cylinders, valves, reservoirs, motors, accumulators, filters, and controls, using handtools and holding devices. Connects unit to test equipment, and analyzes and records data, such as fluid pressure, flow measure, and power loss due to friction and parts wear. Recommends modifications in unit and in test procedures, instrumentation, or setup, based on analysis of test results.
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L3 SVP: 7 DLU: 77

600.281-014 LAY-OUT INSPECTOR (machine shop) alternate titles: inspector, rough castings; lay-out worker

    Inspects castings, forgings, or wax patterns of castings for conformance to blueprints by laying out reference lines and points, and measuring dimensions, using surface plate, precision measuring instruments, and layout procedures: Analyzes blueprint and examines casting to determine reference points for layout. Applies blue pigment or whitewash to layout surface on casting, using rag or brush. Positions casting on surface plate, using parallel bars, angle plates, dial indicator, gauge blocks, V-blocks, shims, and vernier height gauge, to establish reference points for measuring. Computes layout dimensions relative to reference points, using shop mathematics. Marks and scribes reference lines and points on casting and measures dimensions, using instruments, such as micrometer, protractor, combination square, vernier height gauge, and $T3layout machine.$T1 Records location and extent of defect in rejected casting. May inspect metal equipment used in production of casting to determine source of error.
GOE: 06.01.05 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 77

600.281-018 LAY-OUT WORKER (machine shop)

    Lays out metal stock or workpieces, such as castings, plates, or machine parts, to indicate location, dimensions, and tolerances necessary for further processing, such as machining, welding, or assembly, analyzing specifications and computing dimensions according to knowledge of product, subsequent processing, shop mathematics, and layout procedures: Studies blueprint, sketch, model, or other specifications and plans layout. Examines workpiece and verifies such requirements as dimensions and squareness, using rule, square, and straightedge. Lifts and positions workpiece in relation to surface plate manually or with hoist, using such work aids as shims, parallel blocks, and angle plates. Verifies position with measuring instruments, such as gauge blocks, height gauges, and dial indicators. Determines reference points and computes layout dimensions. Sets indicators on height gauge, protractor, or $T3layout machine$T1 to computed dimensions, or projects dimensions by setting indicators to specified locations on model and moving instrument or machine so that indicators bear on corresponding locations on workpiece. Indents layout points, using prick punch, center punch, and hammer. Marks or scribes layout lines, using handtools and work aids, such as surface gauge, straightedge, compasses, templates, and scriber. Marks such data as dimensions, instructions, and part identification on workpiece. Works to tolerances as close as plus 0.001 inch. May position model in parallel relationship to workpiece. May apply pigment to layout surfaces, using paint brush. May inspect machined parts to verify conformance to specifications. May add dimensional details to blueprints or prepare dimensional drawings to be followed by other workers. May layout sheet metal or plate steel, applying specialized knowledge of sheet metal layout geometry [SHEET-METAL LAY-OUT WORKER (any industry)].
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.281-022 MACHINE BUILDER (machinery mfg.; machine tools) alternate titles: assembler, special machine; bench hand; fitter; machinist, bench; vise hand

    Fits and assembles components according to assembly blueprints, manuals, engineering memos, sketches, and knowledge of machine construction to construct, rebuild, and repair machines and equipment, using handtools and power tools: Analyzes assembly blueprint and specifications manual, and plans machine building operations. Verifies conformance of parts to stock list and blueprints, using measuring instruments, such as calipers, gauges, and micrometers. Lays out hole locations and drills and taps holes on parts for assembly. Aligns components for assembly, manually or with hoist, and bolts, screws, dowels, welds, or rivets parts together, using handtools, rivet gun, and welding equipment, or arranges for assembly by welder and electrician. Brushes blue pigment on parts and mates them to detect high spots on surfaces. Removes high spots, and smooths surfaces, using chisels, scrapers, files, and powered hand grinder [SCRAPER, HAND (machine shop)]. Verifies alignment and tolerances of moving parts, using measuring instruments, such as dial indicators and thickness gauges. Tests operation of assembly by hand. Assembles, sets up, and operates machine to verify functioning, machine capabilities, and conformance to customer's specifications. May form and fasten piping, fixtures, and attachments required to service machine with air, water, and oil. May install wiring and electrical components to specifications. May work as member of team on limited part of fabrication process. May set up and operate metalworking machines to shape parts [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. May be designated according to type of machine or machine component as Fixture Builder (machinery mfg.).
GOE: 05.05.09 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.360-010 MACHINE TRY-OUT SETTER (machine tools) alternate titles: detail maker and fitter

    Sets up prototype metalworking machines, such as lathe, milling machine, or forging press to verify conformance to operating specifications, according to knowledge of inspection and machining techniques, tools and processes: Examines electrical components, such as electrical timers, relays, and switches, to ensure adequate functioning of automatic cycles. Compares rotary table $T3indexing,$T1 when present, to specifications. Inspects fixture alignment, machine table movement, and position of cutting tools, using instruments, such as dial indicators, height setting devices and gauges. Installs dies or tool holders and tools, following blueprints, and using handtools and measuring instruments. Sets controls to regulate speed of feed, depth of cut, or length of ram stroke, according to type of machine being tested. Operates machine to obtain sample workpiece. Verifies conformance of workpiece to specifications, using measuring instruments, such as calipers, micrometers, and gauges. Determines cause of malfunction from inspection data. Repairs electrical and mechanical components and reports electronic malfunction to supervisor. Records operational data, such as pressure readings, length of stroke, feeds, and speeds, for customer use. May demonstrate setup and operation for customer personnel. May be designated according to type of machine as Honing-Machine Try-Out Setter (machine tools).
GOE: 06.01.05 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.360-014 MACHINE SETTER (machine shop) alternate titles: machinist, job setter

    Sets up and adjusts machine tools, such as lathes, milling machines, boring machines, drills and punch presses, grinders, gear hobbers, and plastic molding machines for other workers, such as PRODUCTION-MACHINE TENDERS (machine shop) 609.685-018, according to specifications and tooling instructions, applying knowledge of machining methods: Reads blueprint or job order for product specifications, such as dimensions and tolerances, and tooling instructions, such as feed rate, cutting speed, depth of cut, fixtures, and cutting tools to be used. Installs and adjusts holding device and fastens specified cutting and shaping tools in position to enable operator to produce finished workpiece to specifications, using handtools, such as wrenches, screwdrivers, and pliers. Selects and sets speed and feed of machine according to type of operation and specified material and finish. Starts machine to obtain first-run workpiece and verifies dimensional tolerances, using micrometers, gauges, and templates. Changes worn cutting tools and adjusts operation of machine, such as cutting speed, feed rate, or depth of cut, when required. May replace parts on machines, such as bearings, filters, wiring, and switches, using handtools. May instruct operators or other workers in machine setup and operation. May set up machines and equipment other than machine tools, such as welding machine and flame cutting equipment.
GOE: 06.01.02 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 86

600.380-010 FIXTURE MAKER (light. fix.)

    Sets up and operates metal-working machines to machine workpieces, and fabricate electrical lighting fixture prototypes, such as floor and wall lamps and hanging fixtures, according to specifications: Examines drawings or blueprints to ascertain number and finished dimensions of parts required. Sets up and operates lathes to spin [SPINNER, HYDRAULIC (any industry)] or turn [ENGINE-LATHE SET-UP OPERATOR (machine shop)] ferrous or nonferrous metal, according to specifications. Cuts and shapes sheet metal [MACHINE OPERATOR (any industry) I 616.380-018]. Heats and bends metal to shape fixture parts [ORNAMENTAL-METAL WORKER (metal prod., nec)]. Verifies conformance of parts to specification, using rule, micrometer, square, and protractor. Solders, brazes, and welds parts, using welding and brazing equipment. Attaches glass parts, sockets, and wires to metal parts to form fixture, using handtools. May be designated according to type of fixture fabricated as Chandelier Maker (light. fix.).
GOE: 05.05.07 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

600.380-018 MACHINE SET-UP OPERATOR (machine shop) alternate titles: machine operator, all around; machine operator, general; machine specialist; machinist

    Sets up and operates machine tools, such as lathes, milling machines, boring machines, and grinders, to machine metallic and nonmetallic workpieces according to specifications, tooling instructions, and standard charts, applying knowledge of machining methods: Reads blueprint or job order for product specifications, such as dimensions and tolerances, and tooling instructions, such as fixtures, feed rates, cutting speeds, depth of cut, and determines sequence of operations. Selects, positions, and secures tool in toolholder (chuck, collet, or toolpost). Positions and secures workpiece in holding device, machine table, chuck, centers, or fixtures, using clamps and wrenches. Moves controls to position tool and workpiece in relation to each other, and to set specified feeds, speeds, and depth of cut. Sets up fixture or feeding device, starts machine, and turns handwheel to feed tool to workpiece or vice versa, and engages feed. Turns valve handle to direct flow of coolant or cutting oil against tool and workpiece. Observes operation of machine and verifies conformance of machined workpiece to specifications, using measuring instruments, such as fixed gauges, calipers, and micrometers. Operates bench grinder to sharpen tools. May set up and operate machines and equipment other than machine tools, such as welding machines and flame-cutting equipment.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 89

600.380-022 MACHINE SETTER (clock & watch)

    Sets up variety of metalworking machines to cut, drill, bore, abrade, mill, and assemble clock, watch, and timer parts, according to specifications and tooling instructions, applying knowledge of metal machining methods: Confers with supervisor and studies blueprints and operation sheet to determine parts or assemblies to be processed. Installs dies, holding devices, and tools, such as cams, gears, chucks, cutters, and drills, using handtools. Operates machine to fabricate sample parts or assemblies and verifies conformance of workpiece to specifications visually and using gauges, such as micrometer, go-not-go, and calipers. Demonstrates operation of machine to workers. Observes machine operation for malfunctions, and notifies supervisor when machine repair or overhaul is required. Adjusts and makes minor machine repairs as required. May repair cams. May teach new operators to operate machine and maintain setup. May tend machines to meet production demands. May operate semiautomatic or hand operated machine to produce low production or experimental parts. May be designated according to type of machine set up as Machine Setter, Automatic (clock & watch); Machine Setter, Hand (clock & watch); Machine Setter, Semiautomatic (clock & watch). Important variables may be designated by brand name of machine used.
GOE: 06.01.02 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

600.380-026 TURBINE-BLADE ASSEMBLER (engine-turbine)

    Fabricates blade structure of steam and gas turbines according to specifications and drawings, using machine tools, handtools, and measuring devices: Positions blades on bench to form sections, or positions and secures disk on positioner. Measures tenon location on blades with dial indicator and selects two blades with equal tenons for end blades of section. Sets up and operates milling machines and pedestal grinders to grind and mill blade roots to obtain specified section lengths, radial alignment, and root contact. Inserts blades into grooves of spindle, cylinder, or fixture (for section blading) and pounds metal caulking into groove to tighten blades. Operates grinders and metal saw to shape cylinder blade locking device, spindle filler pieces, and wedges from metal stock. Fits locking device to pocket of blade and smooths surfaces, using chalk, files, and abrasive paper. Drills, reams, and taps locking items, such as cylinder locks, spindle filler pieces, seals, and wedges, using drill press, and fastens them to blade by peening or inserting setscrew. Fits shroud over blade ends and peens blade tenon to round edges of rivets, using hammer and capping tool or pneumatic hammer. Measures head of rivet for specified clearance, using measuring tool. Grinds shroud end of each blade section to obtain specified clearance between shrouds, using pedestal grinder. May roll, cut, and chamfer shroud.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

601 TOOLMAKERS AND RELATED OCCUPATIONS

    This group includes occupations concerned with the entire scope of constructing, repairing, maintaining, and calibrating machine-shop tools, jigs, fixtures, instruments, and metal-forming dies.

601.130-010 TOOL-AND-DIE SUPERVISOR (machine shop)

    Supervises and coordinates activities of workers engaged in production and repair of metalworking dies, jigs, fixtures, gauges, and cutting tools, applying knowledge of machining and tool and die construction. Performs other duties as described under SUPERVISOR (any industry) Master Title.
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L4 SVP: 8 DLU: 77

601.260-010 TOOL-AND-DIE MAKER (machine shop)

    Analyzes specifications, lays out metal stock, sets up and operates machine tools, and fits and assembles parts to fabricate and repair metalworking dies, cutting tools, jigs and fixtures, gauges, and machinists' handtools, applying knowledge of tool and die design and construction, shop mathematics, metal properties, and layout, machining, and assembly procedures: Studies specifications, such as blueprints, sketches, models, or descriptions, and visualizes product to determine materials required and machines to be used to fabricate parts. Computes dimensions, plans layout, and determines assembly method and sequence of operations. Measures, marks, and scribes metal stock for machining [LAY-OUT WORKER (machine shop) 600.281-018]. Sets up and operates machine tools, such as lathes, milling machine, shaper, and grinder, to machine parts, and verifies conformance of machined parts to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop) 601.280-054]. Lifts machined parts manually or using hoist, and positions and secures parts on surface plate or worktable, using devices, such as vises, V-blocks, and angle plates. Smooths flat and contoured surfaces, using scrapers, abrasive stones, and power grinders, and fits and assembles parts together and into assemblies and mechanisms, using handtools. Verifies dimensions, alignments, and clearances, using measuring instruments, such as dial indicators, gauge blocks, thickness gauges, and micrometers. Heat-treats tools or parts [HEAT TREATER (heat treating) II 504.682-018]. May connect wiring and hydraulic lines to install electrical and hydraulic components. May examine standard or previously used dies, tools, and jigs and fixtures, and recommend design modifications regarding construction and function of part. May develop specifications from general descriptions for specialty tools and draw or sketch design of product. May specialize in repair work and be designated Tool-And-Die Repairer (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 89

601.260-014 TOOL-AND-DIE-MAKER APPRENTICE (machine shop)

    Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 77

601.261-010 INSPECTOR, SET-UP AND LAY-OUT (machine shop)

    Develops gauging setup and surface plate layout procedures, draws patterns and templates, and inspects variety of parts and tools, to provide inspection devices and fixtures for use in machining or assembly, using blueprints, formulas, trigonometry, and precision measuring instruments: Analyzes inspection problem by comparing part with blueprints or sketches, and devises procedures necessary to measure specified dimensions. Lays out part on surface plate or positions in gauging setup to verify dimensions, using master gauges, $T3indexing$T1 head, gauge blocks, comparators, verniers, micrometers, and indicators. Develops and draws patterns and templates used to measure curves and angles. Tests surface finish of machined parts, using profilameter. Tests hardness of metal parts [HARDNESS INSPECTOR (heat treating)]. Analyzes defective parts to determine reasons for dimensional variations, such as faulty machining, or assembly procedures, setup, tools, or fixtures. Recommends corrective procedures to design, methods, process, or production engineering departments. Inspects machining or assembly fixtures, tools, or gauges, and suggests replacement or use of new equipment. May approve parts not within specified dimension tolerances. May change allowable tolerances specified on blueprint.
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L4 SVP: 8 DLU: 77

601.280-010 DIE MAKER, STAMPING (machine shop) alternate titles: body-die maker

    Lays out, machines, fits, assembles, and finishes metal castings and parts to make and repair stamping dies, analyzing specifications and applying knowledge of die design and construction: Studies blueprints of product and die, prototype products, and die models. Visualizes structure and function of die and plans operations, applying knowledge of shop mathematics, machining and assembly methods, properties of sheet metal under pressure, and metal-forming presses. Measures, marks, and scribes castings and stock for machining. Sets up and operates machine tools, such as lathe, milling machine, $T3radial drill press,$T1 shaper, and grinder, to machine parts to specifications, and verifies conformance of machined parts to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Lifts machined parts manually or using hoist, and positions them on worktable or surface plate for assembly. Shapes, smooths, and fits flat and contoured surfaces of die members and parts, using handtools, such as stones, files, and powered grinders [DIE FINISHER (machine shop)]. Verifies dimensions, clearances, and alignment of members and parts in die, using dial indicators, gauge blocks, thickness gauges, and micrometers. Dowels and bolts parts together, using handtools, such as hammers and wrenches. Connects wiring and hydraulic lines to install electric and hydraulic components. Fits and assembles components for mechanical action within die. May operate power press, perform final shaping and smoothing operations on die in press, and inspect sheet metal product, to complete tryout of die [DIE-TRY-OUT WORKER, STAMPING (machine shop)]. May only repair dies and be designated Die Repairer, Stamping (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 77

601.280-014 DIE MAKER, TRIM (machine shop) alternate titles: trim die maker; trimmer maker

    Lays out, machines, assembles, and finishes metal stock to make dies that trim excess metal $T3flash$T1 from forged metal parts, following blueprints and applying knowledge of die design and construction, shop mathematics, and metal properties: Analyzes blueprint of part or die and plans sequence of operations. Measures and scribes metal stock to layout design of die. Sets up and operates variety of machine tools, such as shaper, vertical turret lathe, and engine lathe to machine die parts [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Bolts and dowels die parts to assemble die, using handtools, such as power grinder, scrapers, files, and emery cloth to fit die parts and to obtain specified dimensions and contours. Inspects assembled die with sample part and measuring instruments, such as calipers, micrometers, and height gauges to verify conformance to specifications. May make dies containing mechanical or hydraulic components. May make dies that trim flash diecastings. May make templates to verify dimensions [TEMPLATE MAKER, EXTRUSION DIE (machine shop)]. May make tools to form die parts [TOOL MAKER (machine shop)]. May repair dies and be designated Die Repairer, Trimmer Dies (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.280-018 DIE MAKER, WIRE DRAWING (machine shop)

    Lays out, machines, and finishes metal, carbide, and diamond parts to make and repair wiredrawing dies, analyzing specifications and applying knowledge of metal properties, shop mathematics, and wiredrawing die construction: Studies specifications, such as blueprints, sketches, and standard charts, and visualizes shape of die. Computes die dimensions and plans sequence of operations. Measures, marks, and scribes metal stock to lay out for machining [LAY-OUT WORKER (machine shop)]. Sets up and operates machine tools, such as lathes, milling machines, and grinders, to machine die parts [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Polishes die bores by $T3lapping$T1 manually or using die-finishing machines, applying progressively finer grades of diamond dust compound. Inspects die for defects, such as cracks and scratches, using loupe or microscope. Pulls wire or rod through die bore manually or using wiredrawing machine. Measures wire or rod, using measuring instruments such as micrometer, vernier gauge, or protractor, to verify conformance of die bore to specifications. May design and make tools, jigs, and fixtures. May be designated according to type of die made or repaired as Carbide-Die Maker (machine shop); Diamond-Die Maker (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.280-022 DIE SINKER (machine shop) alternate titles: forging-die sinker

    Lays out, machines, and finishes impression cavities in die blocks to produce forging dies, following blueprints and applying knowledge of diesinking: Analyzes blueprint of part or die and plans sequence of operations. Measures and marks die block to lay out designs of cavities. Sets up and operates variety of machine tools, such as shaper, vertical turret lathe, and engine lathe to machine cavities in die block [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Obtains specified dimensions, contours, and finish of die cavities, using tools, such as power grinder, scrapers, files, and emery cloth. Inspects die cavities, using templates and measuring instruments, such as calipers, micrometers, and height gauges to verify conformance to specifications. May develop die design from blueprint of part, using knowledge of machining and forging processes. May make templates to verify dimensions of cavities [TEMPLATE MAKER, EXTRUSION DIE (machine shop)]. May make and inspect sample lead or plaster cast of part to verify fit of die members and basic shape of part. May repair forging dies and be designated Die Repairer, Forging (machine shop). May set up and operate machines to plane surfaces and edges of forging dies and be known as Edger Machine Setter (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.280-030 MOLD MAKER, DIE-CASTING AND PLASTIC MOLDING (machine shop) alternate titles: die-cast-die maker; mold maker, plastic molds

    Lays out, machines, fits, assembles, and finishes metal parts to make and repair dies for diecasting of metal products and metal molds for injection or compression molding of plastic or glass products, analyzing specifications, and applying knowledge of die and mold design and construction: Studies blueprints of product and die or mold, and computes specifications, applying knowledge of shop mathematics and metal diecasting or plastic or glass molding processes and machinery. Plans sequence of operations, visualizing shape of die or mold in reverse of product. Measures, marks, and scribes metal stock to lay out for machining [LAY-OUT WORKER (machine shop)]. Gives machining specifications to TOOL-MACHINE SET-UP OPERATORS (machine shop) or sets up and operates machines, such as horizontal boring mill, engine lathe, profile milling machine, and pantograph machine to machine outer dimensions and contoured cavity of die or mold [TOOL-MACHINE SET-UP OPERATOR (machine shop); PANTOGRAPH-MACHINE SET-UP OPERATOR (machine shop)]. Grinds, files, and sands parts, using files, emery cloth, and powered grinders, to fit parts for assembly and to smooth and finish cavity. Assembles die or mold, using handtools. Verifies dimensions, using calipers, $T3planer gauges,$T1 and dial indicators. May repair molds and be designated Mold Repairer, Die-Casting And Plastic Molding (machine shop).
GOE: 05.05.07 STRENGTH: H GED: R4 M3 L3 SVP: 7 DLU: 77

601.280-034 TAP-AND-DIE-MAKER TECHNICIAN (clock & watch)

    Sets up and operates machines, such as watchmaker's lathe, bench miller, and tap grinder to make taps and dies used in manufacture of watch screws and taps: Makes master taps following blueprints and working to pitch (thread) tolerance of 0.00002 inch and outside diameter tolerance of 0.0001 inch. Threads master dies, using master taps. Makes working taps and dies from master taps and dies, using variety of semiautomatic machine tools. Laps, mills, spots, etches, drills, and taps die blanks, using variety of abrasives, bench machines, and precision gauges. Anneals and hardens dies, utilizing knowledge of heat-treating operations.
GOE: 05.05.07 STRENGTH: L GED: R4 M3 L3 SVP: 8 DLU: 77

601.280-038 TEMPLATE MAKER, EXTRUSION DIE (machine shop)

    Lays out sheet or plate steel, and sets up and operates machine tools to make templates (replicas of cross sections of products to be extruded) used in manufacture of extrusion dies: Analyzes blueprints to determine product specifications and plans operations, applying knowledge of template making, extrusion of nonferrous metals, shop mathematics and sheet metalwork. Applies copper sulfate solution to surface of steel plate, using cloth or brush. Computes dimensions, and measures and scribes outline of product cross section on steel. Saws, files, and operates drill press, arbor press, band-sawing machine, filing machine, and vertical milling machine to drill, saw, shape, and smooth workpiece to layout lines [TOOL-MACHINE SET-UP OPERATOR (machine shop)]. Verifies conformance of template to specifications, using measuring instruments, such as micrometers, calipers, and protractors. May operate bench grinder to grind standard files to shape for particular operation.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

601.280-042 TOOL MAKER (machine shop)

    Analyzes variety of specifications, lays out metal stock, sets up and operates machine tools, and fits and assembles parts to fabricate or repair cutting tools, jigs, fixtures, gauges, or machinists' handtools, applying knowledge of tool design, shop mathematics, metal properties, and layout, machining, and assembly procedures: Studies specifications, such as blueprints, sketches, or tool description, and plans sequence of operations. Measures, marks, and scribes metal stock to lay out workpieces for machining [LAY-OUT WORKER (machine shop) 600.281-018]. Sets up and operates machine tools, such as lathe, milling machine, shaper, and grinder, to machine parts to specifications, and verifies conformance of machined parts to specifications [TOOL-MACHINE SET-UP OPERATOR (machine shop) 601.280-054]. Positions and secures parts on surface plate or worktable, using devices such as vises, V-blocks, and angle plates. Fits and assembles parts into assemblies or mechanisms, using handtools. Verifies dimensions and alignment, using measuring instruments such as micrometers, height gauges, and gauge blocks. Examines standard tools and modifies tools as required. Develops specifications from general descriptions and draws or sketches tool to be fabricated, using drafting tools or computer and software programs. May heattreat tools or parts [HEAT TREATER (heat treating) II 504.682-018]. May be designated according to special materials used as Carbide-Tool Maker (clock & watch); Diamond-Tool Maker (clock & watch). May only repair tools and be designated Tool Repairer (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 88

601.280-054 TOOL-MACHINE SET-UP OPERATOR (machine shop) alternate titles: machine-tool operator, general; machinist; set-up-operator, tool

    Sets up and operates variety of machine tools, such as $T3radial drill press,$T1 lathes, milling machines, shapers, and grinders, to machine metal workpieces, such as patterns and machine, tool, or die parts, usually on custom basis. Analyzes specifications and determines tooling, applying knowledge of metal properties, machining, and shop mathematics: Studies blueprint or layout on workpiece to visualize machining required, and plans sequence of operations. Selects method of holding workpiece. Lifts workpiece manually or using hoist, and positions and secures it to holding device, such as machine table, chuck, centers, or fixture, using wrenches and aids, such as shims, parallel blocks, planter gauges, and clamps. Verifies workpiece position, using instruments, such as surface gauges, height gauges, and dial indicator. Selects feed rate, cutting speed, depth of cut, and cutting tool (bar tool, rotary cutter, or abrasive wheel) for each operation, according to knowledge of metal properties, machining, and shop mathematics. Positions and secures tool in toolholder (chuck, collet, or toolpost). Moves controls to position tool and workpiece in relation to each other, and to set feeds, speeds, and depth of cut. Starts machine, turns handwheel to feed tool in workpiece or vice versa, and engages automatic feeding device. Turns valve handle to start flow of coolant against tool and workpiece. Observes operation and regulates tool position and action. Verifies conformance of machined workpiece to specifications, using instruments, such as micrometers, gauges, and gauge blocks. May measure, mark, and scribe workpiece to lay out for machining [LAY-OUT WORKER (machine shop) 600.281-018]. May devise ways of clamping workpieces and make special jigs and fixtures as needed. May work on nonmetallic materials. May operate bench grinder or cutter grinding machine to sharpen tools [TOOL-GRINDER OPERATOR (machine shop) 603.280-038].
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 89

601.280-058 TOOL-MAKER APPRENTICE (machine shop)

    Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.281-010 DIE MAKER, BENCH, STAMPING (machine shop) alternate titles: bench die maker; die maker; stamping-die maker, bench

    Lays out, fits, and assembles castings and metal parts to make and repair stamping dies, analyzing specifications according to knowledge of shop mathematics, die construction, and properties of sheet metal under pressure: Studies blueprints of die and product, die models, templates, and prototype parts and visualizes shape, mechanical structure, and operation of die. Computes dimensions, plans machining, layout, and assembly operations. Measures, marks, and scribes metal stock for machining by other workers. Operates drill press to drill and tap holes in parts for assembly. Lifts machined parts manually or with hoist, and positions them for assembly on worktable or surface plate. Smooths flat and contoured surfaces and fits parts to each other, using handtools, such as abrasive stones, files, and power grinder. Verifies dimensions, alignments, and clearances, using dial indicators, gauge blocks, thickness gauges, and micrometers. Dowels and bolts parts together, using handtools, such as hammers and wrenches. Works to tolerances as close as 0.0005 inch. May fit and assemble cam-operated mechanisms for lateral movement of part of die. May connect wiring and hydraulic lines to install electric and hydraulic components. May dismantle die and repair or replace parts. May make multistation $T3progressive dies$T1 and be designated Progressive-Die Maker (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

601.281-014 DIE-TRY-OUT WORKER, STAMPING (machine shop)

    Tests, shapes, and smooths stamping die, using tryout power press and abrading handtools, until die members impart specified characteristics to sheet metal product: Studies blueprint of die and model of part, applying knowledge of die construction and flowing properties of metal under pressure. Installs die in press. Applies blue pigment to one die member and orange to other, and intermittently operates press through part of cycle to press die members together. Observes pigment markings to locate high spots. Secures press, using blocks, to prevent premature closing, climbs into open press, and uses powered hand grinder and handtools, such as scrapers, files, and abrasive stones, to remove high spots and shape and smooth die surface to conform to other die member. Adjusts press to allow for thickness of sheet metal workpiece and inserts model part. Repeatedly operates press. Observes markings on model part, and performs shaping and smoothing operations accordingly. Inserts sheet metal blank, operates press, and inspects and compares stamped workpiece with model part and customer's specifications, using measuring devices and checking fixture. May operate power shear to cut blank [SHEAR OPERATOR (any industry) II]. May consult with superiors and other workers to solve metal forming problems.
GOE: 05.05.09 STRENGTH: H GED: R4 M3 L3 SVP: 7 DLU: 77

601.281-018 INSPECTOR, GAUGE AND INSTRUMENT (machine shop) alternate titles: gauge checker

    Inspects and adjusts gauges, measuring instruments, and testing equipment for conformance to blueprint specifications: Verifies accuracy of gauges and measuring instruments, such as dial indicators, fixed gauges, height gauges, and electrical and functional gauges, using master gauges or master parts. Examines gauges or measuring instruments for wear or adjustment. Disassembles inaccurate or worn gauges and measuring instruments with handtools. Inspects parts for wear, warping, or other defects. Verifies dimensions of parts against blueprint specifications, using gauge blocks, micrometer, vernier height gauge, sine bar, bevel protractor, and optical comparator. Measures surface flatness and finish, using optical flats and profilameter. Computes unspecified dimensions and other data, using shop mathematics and trigonometry. Laps corroded or pitted surfaces. Reassembles gauge and adjusts stops and levers to specified settings. Inspects accuracy of new gauges and instruments for conformance to blueprint specifications before they are released for production use.
GOE: 06.01.05 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

601.281-022 INSPECTOR, TOOL (machine shop) alternate titles: precision inspector; surface-plate inspector; tool-and-die inspector; tool-and-gauge inspector; tooling inspector

    Inspects, tests, and adjusts new and reworked tools, dies, gauges, jigs, and fixtures, for conformance to specifications, such as dimensions, tolerances, and hardness, applying knowledge of tool and die design, shop mathematics, and machining and testing procedures, using precision measuring instruments, testing equipment, and handtools: Computes angles, radii, and other unspecified dimensions of workpiece, using algebra, geometry, and trigonometry. Positions workpiece on surface plate and lays out reference points and center lines on parts [LAY-OUT WORKER (machine shop) 600.281-018]. Measures angular dimensions, radii, contours, clearances, thread lead, and other specifications, using precision measuring instruments, such as micrometer, gauge blocks, dial indicators, height gauges, level protractors, and optical comparators. Tests units for fit of moving parts and mechanical functioning. Tests parts for hardness, using hardness testing equipment [HARDNESS INSPECTOR (heat treating) 504.387-010]. Inspects, adjusts, and verifies accuracy of gauges and measuring instruments for conformance to specifications [INSPECTOR, GAUGE AND INSTRUMENT (machine shop) 601.281-018]. Examines defective parts to determine cause of defect and recommends changes or modifications. Determines salvageability of defective items, utilizing knowledge of material and machining costs. Measures surface finish of part, using profilometer. Inspects first run parts and assemblies. Writes report regarding inspection and testing results. May draw enlarged part details for use on optical comparator. May use laser-equipped measuring instruments. May inspect parts for flaws or internal fissures, using ultrasonic equipment or fluorescent lights. May test gauges used in manufacture and assembly of watches, using measuring devices and microscope, and be designated Gauge Controller (clock & watch).
GOE: 05.07.01 STRENGTH: M GED: R4 M4 L4 SVP: 8 DLU: 88

601.281-026 TOOL MAKER, BENCH (machine shop)

    Lays out, fits, and assembles parts to make and repair cutting tools, jigs, fixtures, gauges, or machinists' handtools, analyzing specifications according to knowledge of tool designs, shop mathematics, machining, and layout and assembly procedures: Studies blueprint to determine machining to be done and plans layout and assembly. Measures, marks, and scribes metal stock to lay out for machining by other workers [LAY-OUT WORKER (machine shop) 600.281-018]. Operates drill press to drill and tap holes in parts [DRILL-PRESS SET-UP OPERATOR, SINGLE SPINDLE (machine shop) 606.682-018]. Smooths and scrapes parts to fit, using handtools such as files and scrapers. Positions and secures parts on surface plate with devices such as V-blocks, vises, and angle plates. Assembles parts into product, using tools such as wrenches, hammers, and tweezers, and verifies dimensions and alignments, using measuring instruments such as micrometers, height gauges, and gauge blocks. May set up and operate surface grinder [GRINDER OPERATOR, SURFACE, TOOL (machine shop) 603.280-014] to grind surface of parts. May test assembled mechanism. May be designated according to specialized function as Tool Repairer, Bench (machine shop); or according to product made as Gauge Maker (machine shop); Jig-And-Fixture Maker (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.281-030 TOOL AND FIXTURE REPAIRER (auto. mfg.)

    Replaces and adjusts tools and fixtures of production machines and components of transfer systems in industrial establishment, using handtools and precision measuring instruments, following specifications and blueprints, and applying knowledge of hydraulics, pneumatics, and machine programming and maintenance: Observes production machines, such as punch and drill presses, milling machines, lathes and robotic equipment, to detect malfunctions, need for adjustment and alignment, or replacement of worn or broken tools and fixtures. Removes, replaces, adjusts, and aligns components of machines and equipment, such as production fixtures, programmable machines (robots), and conveyors and transfer devices (workpiece shuttle mechanisms), using precision measuring instruments and handtools. Enters instructions on $T3programmable controller$T1 or $T3robot controller$T1, to adjust speed, motion, and alignment of programmable machines, applying knowledge of machine programming and operations and production processes. Repairs and calibrates electronic measuring gauges, using electrical test equipment, master gauges, and handtools. Operates machines to verify that repairs, adjustments, and alignments have corrected problems and that machines function according to specifications. Disassembles, cleans, and polishes machine components. Informs supervisor of machine malfunctions requiring repair by other maintenance workers, such as ELECTRICIAN, MAINTENANCE (any industry) 829.261-018. May set up and operate machine tools, such as lathes, mills, and surface grinders, to repair worn or broken production tools and fixtures.
GOE: 05.05.09 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 90

601.380-010 CARBIDE OPERATOR (machine shop) alternate titles: carbide grinder

    Fabricates tungsten-carbide cutting tips for use on lathes, planers, milling machines, and other metalworking tools, using mechanical or hydraulic press, furnaces, cutting and grinding wheels, and precision-measuring instruments: Weighs cobalt, carbon, tungsten, titanium, and other powdered metals on balance scale to obtain specified molding mixture. Pours mixture from pans into molds or into hoppers for automatic feeding into molds in press. Turns valves on press to compress mixture into billet. Removes billet from press. Sets automatic feed, time, and temperature controls on sintering furnace. Feeds billets into furnace to fuse metals together. Removes billets from furnace and cuts and grinds them into cutting tips, using diamond cutting wheel and electric grinding wheel. Measures cutting edges of tips to ensure attainment of specified tolerances, using gauges, rulers, micrometers, and protractors. Sets pyrometer controls of heat-treating furnace, and feeds cutting tips into furnace to harden them. May regrind cutting tips and remeasure for conformance to specifications.
GOE: 05.05.07 STRENGTH: M GED: R4 M4 L3 SVP: 6 DLU: 77

601.381-010 DIE FINISHER (machine shop) alternate titles: die fitter

    Grinds, files, sands, and polishes surfaces of metalworking die members to specified shape and smoothness and inspects dies for conformity to wood, plastic, or plaster die models or prototype parts: Lifts and positions die member on bench manually or with hoist. Studies blueprints, die models, and prototype parts, and compares them with die member to ascertain contours. Verifies dimensions and radii, using micrometers, dial indicators, and calipers. Brushes blue pigment on ridged and grooved surface of rough-milled die member, and grinds down ridges with powered hand grinder until only traces of blue pigment remain. Brushes contrasting pigments on die member and prototype part, die model, or corresponding die member, and presses them together, manually or with press. Observes pattern of pigments where surfaces have made contact, and grinds and files high spots until die member conforms to specified contour. Polishes die member, using hand stones. Inspects smoothness and contour conformity visually and tactually. May be designated according to part finished as Punch Finisher (machine shop).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-014 DIE MAKER (jewelry-silver.) alternate titles: die cutter; hub cutter

    Fabricates set of dies for use in forming and shaping metal jewelry blanks, following drawings or blueprints and using variety of metalworking machines and engraver's handtools: Brushes blue dye on surface of steel block workpiece. Measures, locates, and marks center of block with cross-lines, using divider and drafter's pencil. Copies design, freehand, from sample drawing or blueprint, maintaining size specifications. Scribes along drawn line, using scribe. Measures finished design for conformance to specifications, using calipers and gauges. Positions workpiece in vise and cuts out lines of design. Chips and cuts away excess metal to complete design, using metalworking machines and handtools. Verifies dimensions of workpiece, using calipers and gauges. Hardens and tempers steel block and drives it into another block of soft steel or plastic to form sunken design, using press, or sends it to machine shop for processing. Engraves other half of die by pounding thin sheets of metal into completed half. May engrave lettering and designs into dies, using pantograph machine. May cut out, shape, and harden upper steel die (forcer) used to stamp out jewelry articles and be known as Forcer Maker (jewelry-silver.).
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-018 DIE POLISHER (nonfer. metal)

    Polishes and resurfaces bores and cavities of wire drawing dies to specified size and angles, using hand laps or various die polishing machines, tools, and diamond cutting pastes: Cleans dies by immersing them in tank with water, detergent, and agitating pebbles or sonic cleaner. Inspects worn dies to ascertain extent of wear, using loupe, steel gauge pins, and micrometer. Laps die surfaces to specified dimensions as it revolves in $T3lapping$T1 machine or on bench lathe, using cotton swabs and progressively finer diamond pastes; or resurfaces and polishes die, using polishing machine and diamond pastes. Inspects die for cracks and smoothness of finish, using loupe or microscope, and measures diameter of die openings for conformance to specifications, using steel gauge pins and micrometer. May resurface and clean dies, using powered drill, grinder, or files and other handtools.
GOE: 05.05.07 STRENGTH: L GED: R3 M3 L2 SVP: 6 DLU: 77

601.381-022 DIE-MAKER APPRENTICE (jewelry-silver.) alternate titles: die-cutter apprentice; hub-cutter apprentice

    Performs duties as described under APPRENTICE (any industry) Master Title.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-026 PLASTIC TOOL MAKER (machine shop)

    Molds and assembles plastic tools, such as gauges, jigs, templates, and fixtures, following blueprints: Spreads layers of glass cloth on molds or forms and brushes each layer with plastic to build plastic tool following configuration of mold. Pries cured plastic tool from mold with prying tool. Calculates, from blueprints, location of guide and reference lines and holes for tools. Measures and marks location of lines and holes on tools, using calipers, micrometers, and protractors. Drills holes in tools, using drill press, and forces bushings into holes, using arbor press or hammer. Assembles tools by laminating them with glass cloth and resin. Verifies alignment and dimensions of assembly, using calipers, height gauges, gram scale, and sight level. Trims excess material from tool parts with power grinder. Fills space between adjoining parts with plastic. May build wood frame to support and maintain alignment of complex tools, using carpenter's handtools. May laminate tools to frame.
GOE: 06.01.04 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-030 PLASTIC-FIXTURE BUILDER (machine shop) alternate titles: model maker, plastic

    Fabricates precision plastic checking fixtures used to determine accuracy of stamped metal parts: Casts plastic reproduction from model of part [PLASTIC DUPLICATOR (machine tools)]. Lays out reference lines on cast as guides in assembling, fitting, and trimming operations, using height gauges, surface plates, squares, protractors, and other measuring instruments. Cuts and trims casts following reference lines, using files, saws, planes, and other handtools. Assembles casts with glue, bolts, and other fasteners. Fits and fastens metal inserts into fixture at specified points to increase strength or accuracy. Verifies dimensions of completed fixture for conformance to specifications, using templates and measuring instruments. May fabricate metal inserts used in fixture, using powered saws, powered grinder, and files.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

601.381-034 SAW MAKER (cutlery-hrdwr.) alternate titles: saw mechanic

    Fabricates blades for bandsaws, circular saws, and jigsaws from steel blanks or band stock, following work order specifications and using handtools, machine tools, and knowledge of metal characteristics: Selects blank or band stock, according to size, type, and operating requirements of blade. Hammers dents, kinks, and twists from blank or band stock. Operates power roller to straighten blade and stretch (roll) blade to specified temper. Installs specified serrating dies in punch press and operates press to cut teeth in blade. Sharpens and sets blade teeth, using power grinder and swaging machine. Operates butt welding machine to join ends of bandsaw blade. May operate surface grinder to grind blanks to specified thickness. May heat-treat saws to relieve internal stress and temper metal [HEAT TREATER (heat treating) I]. May specialize in tempering and aligning blades and be designated Sawsmith (cutlery-hrdwr.).
GOE: 05.05.07 STRENGTH: L GED: R4 M4 L3 SVP: 6 DLU: 77

601.381-038 TEMPLATE MAKER (any industry)

    Designs and fabricates templates of assorted materials, such as metal, fiberglass, wood, and plastic, for laying out reference points and dimensions on metal plates, sheets, tubes, and structural shapes used for fabricating, welding, and assembling structural metal products or dies: Plans and develops layout according to blueprints, work orders, tool planning orders, mockups, or sample parts, applying knowledge of trigonometry, product design, and properties of metal. Lays out design onto template material, using instruments, such as compass, protractor, dividers, and ruler, and marks shape and reference points, using scriber, pencil, chalk, and punch. Cuts, trims, drills, reams, files, shapes, and forms templates, using handtools, power tools, and fabricating machines, such as bandsaw, drill press, jointer, punch press, and shear. Nails, glues, screws, bolts, solders, or welds component parts to assemble templates. Marks job numbers, file codes, dimensions, layout, and fabricating instructions on templates. Repairs and reworks templates. May construct jigs and fixtures for fabricating machine operations [TOOL MAKER, BENCH (machine shop) 601.281-026].
GOE: 06.01.04 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 88

601.381-042 DIE MAKER, ELECTRONIC (machine shop)

    Lays out, machines, fits, and assembles metal parts to fabricate electronic (heat-sealing) dies used to form plastic products, working from blueprints or drawings and using milling machine, tools, and precision instruments: Studies blueprints, drawings, and specifications to plan machine operations applying knowledge of metal properties and machine shop math. Selects and positions brass or steel stock on milling table, by hand or using hoist. Sets up and operates milling machine to machine channels of specified width and depth in stock to form electrodes. Measures, marks, and cuts electrodes to specified sizes, using rule, scribe, and cutoff knife. Sets aside electrodes for further processing by other workers. Positions completed electrodes on die board template to locate reference points for lugs and die parts, and marks reference points, using hammer and punch. Drills and taps holes in aluminum plate that serves as base for die, using power drill with tapping attachment, and mounts dies to base with screws, using screwdriver. Operates milling machine to reduce electrode altitude from die bottom to top of electrodes, working to tolerances of plus or minus .001 inch. Measures dies to verify conformance to specifications, using vernier gauge, micrometer, and ruler.
GOE: 05.05.07 STRENGTH: M GED: R4 M3 L2 SVP: 7 DLU: 86

601.482-010 PROFILE-GRINDER TECHNICIAN (clock & watch)

    Sets up and operates grinding equipment to grind precision cutting tools and dies from tungsten carbide and high-speed steel, working from blueprints and to tolerances of 0.0001 inch: Plans and lays out work and sets up equipment, using variety of precision measuring devices and machine attachments and fixtures. Grinds tools and dies to prescribed dimensions by turning handwheels or adjusting controls to feed work against grinders. Measures dimensions with precision gauges. Removes, dresses, and installs emery, diamond-impregnated, and diamond-charged cast-iron grinding wheels.
GOE: 05.05.07 STRENGTH: L GED: R3 M3 L3 SVP: 6 DLU: 77

601.682-010 TOOL DRESSER (any industry) alternate titles: drill-sharpener operator

    Operates compressed-air or steam-driven machine to sharpen large drills, such as rock drills, used in construction, mining, quarrying, and well-drilling: Places cutting end of drill in forge to heat cutting edge to increase malleability. Inserts heated drill into die space on machine. Starts hammering action of die to shape cutting edge of drill. Stops machine and removes edged drill. Tempers drill by heating it in forge and quenching it in water, brine, or oil.
GOE: 06.04.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

602 GEAR MACHINING OCCUPATIONS

    This group includes occupations concerned with shaping metal gears by any combination of milling, turning, planing, abrading, boring, chipping, sawing, or shaving.

602.280-010 GEAR-CUTTING-MACHINE SET-UP OPERATOR, TOOL (machine shop) alternate titles: gear cutter; gear shaper; tool-room gear-machine operator

    Sets up and operates variety of gear-cutting machines, such as gear shapers, hobs, and generators to machine spline, rack, or gear teeth on metal blanks, analyzing specifications according to knowledge of gear designs, shop mathematics, and gear machining procedures: Studies blueprint to visualize machining required, and plans sequence of operations. Selects machine and method of holding workpiece. Computes machine settings from gear specifications. Positions and secures workpiece to cutting angle on arbor, in chuck or other holding device, using wrenches. Selects, positions, and secures cutters in toolhead, in spindle, or on arbor. Sets feed rates and rotation speeds of cutters and workpiece in relation to each other by selecting and mounting gears, cams, or templates, or by moving levers. Moves controls to set cutting speeds and depth of stroke and cut for reciprocating cutters, and to position tool and workpiece in relation to each other. May select and mount guides to impart twisting motion to spindle for cutting helical gears. Starts machine, turns valve handle to start flow of coolant against cutter and workpiece. Verifies conformance of machined gear to specifications, using gear $T3measuring wires, involute checker,$T1 master gears, optical comparator (shadowgraph), and other special gear inspection equipment. May operate broaching machine to broach internal splines or gears [BROACHING-MACHINE SET-UP OPERATOR (machine shop) 605.382-010]. May work on nonmetallic materials. May be required to have experience with particular gear type, material, or size, type, or trade name of machine.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

602.360-010 GRINDER SET-UP OPERATOR, GEAR, TOOL (machine shop) alternate titles: gear-and-spline grinder

    Sets up and operates precision gear grinding machine with special $T3indexing$T1 equipment to grind master and precision gears, usually on custom basis, analyzing specifications and selecting tooling according to knowledge of gear grinding procedures: Studies blueprints and machining instructions to determine grinding operations and to plan sequence of operations. Computes machine indexing ratios and cam dimensions for specified spacing and contour of gear teeth, using shop mathematics. Selects index plate, cams, grinding wheel, feed rates, grinding speed, and depth of cut, according to computations, gear specifications, and knowledge of gear design, metal properties, and abrasives. Positions and secures index plate, cams, and grinding wheel in machine, using wrenches and measuring devices. Sets up automatic dressing device to dress wheel to specified profile. Moves controls to set synchronized rotation speeds and feed rates. Positions and secures workpiece on mandrel between centers or in chuck, and turns handwheels to position workpiece and wheel, verifying positions with thickness gauges, dial indicators, and micrometers. Turns valve handle and directs flow of coolant against wheel and workpiece. Moves controls to index workpiece and feed wheel to workpiece, adjusting depth of cut in part by sight and feel. Verifies dimensions of ground workpiece for conformance to specifications, using gear $T3measuring wires and involute checker.$T1 May grind nonmetallic materials. May be required to have experience with particular type of gear, precision level, or type or trade name of machine.
GOE: 06.01.03 STRENGTH: L GED: R4 M3 L3 SVP: 7 DLU: 77

602.362-010 GEAR INSPECTOR (machine shop)

    Sets up and operates gear inspection equipment to measure curvature of gear tooth, distance between teeth, concentricity of gear, profile and surface dimensions, surface finish, and material hardness of production and prototype gears, utilizing knowledge of gear inspection techniques and procedures: Reads blueprints or specifications to determine dimensions and tolerances. Mounts master gears on testing machine, attaches recording instrument leads and styluses to gear, and starts machine to calibrate machine instruments. Mounts and secures gear on spindle or arbor of machine, sets instrument stylus on gears, and turns instrument dials to zero. Starts machine and reads instrument dials to determine dimensions of gear, and compares readings to specifications. Measures profile and surface dimensions of gear, using optical comparator and micrometer, vernier gauges, and sine blocks. Measures surface finish, using profilameter. Measures material hardness, using hardness gauge. Recommends corrections on gear forming machine setup to eliminate defects. Maintains records of gears tested and measured. May lay out and mark drill holes, keyways, and gear tooth profile on blanks, using measuring devices and marking tools. May check gear-forming machine setup, using master gears.
GOE: 06.03.01 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

602.362-014 GEAR-SORTING-AND-INSPECTING MACHINE OPERATOR (machine shop) alternate titles: gear-coding machine operator

    Sets up and operates gear inspecting and sorting machines to measure gears for deviations from dimensional specifications and to test mesh of gears with master (inspection) gears: Positions gear in spindle and moves controls to engage it with master gear. Rotates gear and observes mating with master gear and listens for sounds indicating defective gear. Marks gear with ink or attaches tracing stylus to gear to locate and highlight wear points. Color codes gears to enable other workers to match gears having similar deviations. May file burrs or highspots on gears. May test mesh and accuracy of finished transmission gears and be designated Gear Roller (machine shop).
GOE: 06.03.01 STRENGTH: L GED: R3 M3 L2 SVP: 4 DLU: 77

602.380-010 GEAR-CUTTING-MACHINE SET-UP OPERATOR (machine shop) alternate titles: all-around-gear-machine operator; gear cutter; gear-machine operator, general

    Sets up and operates two or more types of gear-cutting and finishing machines, such as gear shapers, hobs, honers and lappers, and generators, to machine spline or gear teeth on metal blanks according to machining instructions and knowledge of gear types and gear machining: Reads blueprint or job order to determine gear dimensions and specifications, fixture and cutter to use, and machine settings. Secures and positions cutters in toolhead, on spindle, or on arbor, and bolts fixtures on machine. Mounts gears, cams, or templates, or moves levers to set feed rates and rotation speeds of cutters and workpiece in relation to each other. Positions and secures workpiece to specified cutting angle on arbor, in chuck, or in fixture, using wrenches. Starts machine, turns valve handle, and directs flow of coolant against tool and workpiece. Verifies conformance to specifications, using micrometers, gear $T3measuring wires,$T1 master gears, and special gear inspection equipment. May set cutting speeds and depth of stroke and cut for reciprocating cutters. May mount guides to control twisting motion of spindle for cutting helical gears. May compute gear dimensions and machine settings, applying knowledge of shop mathematics and gear design. May machine nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

602.382-010 GEAR HOBBER SET-UP OPERATOR (machine shop) alternate titles: hobbing-machine operator

    Sets up and operates one or more gear $T3hobbing$T1 machines to machine splines or gear teeth on metal blanks according to specifications, machining instructions, and knowledge of gear hobbing procedures: Reads machining instructions or blueprints to determine machine settings, fixtures and hobs to use, and gear specifications, such as dimensions and tolerances. Clamps workpiece in fixture or presses it on arbor and mounts arbor between centers. Positions and secures specified hob on arbor in relation to workpiece, using wrenches. Moves levers or mounts gears in machine to set feed rates and rotation speeds of hob and workpiece following machining instructions. Turns handwheel to feed hob to workpiece or vice versa, and engages automatic feed. Turns valve handle and directs flow of coolant against hob and workpiece. Verifies conformance of hobbed gears to specifications, using micrometers, gear $T3measuring wires,$T1 master gears, and $T3involute checker.$T1 May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastic or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.03.01 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-014 GEAR-GENERATOR SET-UP OPERATOR, SPIRAL BEVEL (machine shop) alternate titles: curved-tooth-gear-generator operator; gleason-gear generator; hypoid-gear generator; spiral-gear generator

    Sets up and operates one or more spiral-bevel $T3gear generating$T1 machines to cut and shape spiral or hypoid teeth on metal bevel-gear blanks according to specifications, machining instructions, and knowledge of gear types and generating procedures: Reads blueprint or machining instructions to determine gear type, dimensions, and number of teeth, and machine settings and cutter to be used. Clamps workpiece in fixture or presses it on arbor, and positions it to cutting angle. Positions and secures cutter on spindle in relation to workpiece, using wrenches and turning handwheels. Moves levers to set cutter and workpiece rotation speeds in relation to each other. Mounts gears, cams, or templates in machine to control $T3indexing$T1 of workpiece and rolling motion of cutter. Starts machine, turns valve handle, and directs flow of coolant against cutter and workpiece. Verifies conformance of machined gear to specifications, using micrometers, master gears, and special gear inspection equipment. May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-018 GEAR-GENERATOR SET-UP OPERATOR, STRAIGHT BEVEL (machine shop) alternate titles: bevel-gear-generator operator; generator operator, straight-bevel gear; straight-tooth-gear-generator operator

    Sets up and operates one or more straight-tooth bevel-gear generating machines to cut and shape straight teeth on metal bevel-gear blanks, according to machining instructions and knowledge of $T3gear generating$T1 procedures: Reads blueprint or machining instructions to determine machine settings, fixtures and cutters to use, and gear type, dimensions, tolerances, and number of teeth to be generated. Mounts workpiece on arbor and positions it to cutting angle. Positions and clamps two cutters in toolheads, and positions cutter cradle to specified angle, using wrenches. Mounts gears and cams in machine to control rotation speed and $T3indexing$T1 of workpiece, cutting speed, and rolling motion of cutter cradle. Starts machine, turns valve handle, and directs flow of coolant against reciprocating cutters and workpiece. Verifies conformance of machined gear to specifications, using micrometers, master gears, and special gear inspection equipment. May compute such data as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-022 GEAR-MILLING-MACHINE SET-UP OPERATOR (machine shop) alternate titles: milling-machine operator, gear

    Sets up and operates one or more gear milling machines to machine splines or gear teeth on metal blanks, according to machining instructions and knowledge of gear milling procedures: Reads blueprints or machining instructions to determine machine settings, fixtures and milling tools to use, and gear specifications, such as dimensions and tolerances. Clamps workpiece in fixture or presses it onto arbor. Positions and secures cutter on spindle in relation to workpiece, using wrenches. Moves levers or mounts gears in machine to set feed rates and rotation speeds of cutter and workpiece in relation to each other. Starts machine, turns valve handle, and directs flow of coolant against cutter and workpiece. Verifies conformance of machined gears to specifications, using micrometers, gear $T3measuring wires,$T1 and special gear inspection equipment. May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work, or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-026 GEAR-SHAPER SET-UP OPERATOR (machine shop)

    Sets up and operates one or more gear shaping machines to machine splines or gear teeth in metal blanks, according to machining instructions and knowledge of gear types and gear shaping procedures: Reads machining instructions or blueprints to determine machine settings, holding fixtures and cutters to use, and gear type, dimensions, tolerances, and number of teeth to be cut and shaped. Clamps workpiece in fixture or presses it on arbor. Positions and secures specified cutter on spindle in relation to workpiece and sets length of stroke, using wrenches. Moves levers or mounts gears in machine to set feed rates, cutting speeds, and rotation speeds of cutter and workpiece, according to machining instructions. Turns valve handle and directs flow of coolant against cutter and workpiece. Verifies conformance of machined gears to specifications, using micrometers, master gears, gear $T3measuring wires,$T1 and special gear inspection equipment. May mount guides to control twisting motion of spindle for cutting helical gears. May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May machine plastics or other nonmetallic materials. May be required to have experience with custom or production work or with particular material, product, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.382-030 GEAR-SHAVER SET-UP OPERATOR (machine shop)

    Sets up and operates one or more gear-shaving machines that utilize gashed, gear-shaped cutting tools to shape and smooth gear teeth or to correct distortions remaining from roughing (gear-cutting) operation, following machining instructions and knowledge of gear-shaving methods: Reads blueprints or machining instructions to determine machine settings, fixtures and cutterheads to use, and gear dimensions and tolerances. Presses gear on arbor and mounts it between centers, using handtools. Mounts cutter on cutterhead. Moves controls to set feed rates, cutting speeds, reciprocating action, and angles of cutter and gear. Turns handwheel to feed gear to cutter. Verifies conformance to specifications, using micrometers, $T3measuring wires,$T1 and $T3involute checker.$T1 May compute gear dimensions and machine settings, applying knowledge of shop mathematics and gear formulas. May work on nonmetallic gears. May be required to have experience with custom or production work, or with particular material, kind of gear, or machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R3 M3 L3 SVP: 6 DLU: 77

602.382-034 GRINDER, GEAR (machine shop) alternate titles: gear-grinding-machine operator; gear-tooth-grinding-machine operator

    Sets up and operates one or more gear grinding machines to grind surfaces of splines or gear teeth, following machining instructions and applying knowledge of gear grinding techniques: Reads blueprint or machining instructions to determine fixtures and grinding wheel to use, machine settings, and gear dimensions and tolerances. Clamps workpiece in chuck or fixture, or presses it on arbor and mounts between centers. Positions and secures wheel on arbor in relation to workpiece, using wrenches. Moves levers or mounts gears in machine to set feed rates and rotation speeds of wheel and workpiece in relation to each other. Turns handwheels to feed wheel to workpiece or vice versa, and to index workpiece, and engages automatic feeding and $T3indexing$T1 device. Turns valve and directs flow of coolant against wheel and workpiece. Sets up and operates wheel dressing device to dress and true abrasive wheel. Verifies conformance to specifications, using micrometers, gear $T3measuring wires, and involute checker.$T1 May compute data, such as gear dimensions and machine settings, applying knowledge of shop mathematics. May work on nonmetallic materials. May be required to have experience with custom or production work or with particular material, gear type, or size, type, or trade name of machine.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.482-010 GEAR-LAPPING-MACHINE OPERATOR (machine shop) alternate titles: gear finisher; gear nicker; gear-tooth-lapping-machine operator

    Sets up and operates gear-lapping machine to lap gears according to specifications, machining instructions, standard charts, and knowledge of gear $T3lapping$T1 procedures: Reads blueprint or instructions to determine gear dimensions, tolerances, and number of gears to be lapped, and machining instructions for lapping speeds and pressures, work-holding fixtures, and spindle angles to be used. Positions and secures pairs or trains of gears on spindles, using fixture and wrenches. Moves controls to set spindle angles, lapping speeds, tool pressure, and length of cycle. Brushes or sprays $T3lapping compound$T1 on gears. Starts machine, examines gear contact area, and moves handwheels to adjust action of gears. Inspects lapped gears for conformance to specifications, using knowledge of gear design and surface finishing. May inspect finish and mechanical action of gears with gear inspection equipment. May be required to have experience with particular type of gear or machine. May lap gears against each other metal-to-metal without lapping compound and be designated Gear Burnisher (machine shop).
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

602.685-010 GEAR-CUTTING-MACHINE OPERATOR, PRODUCTION (machine shop) alternate titles: hob mill operator; production-gear cutter

    Tends one or more previously set up gear-cutting machines, such as gear shapers, hobbers, finishers, and generators, to machine spline or gear teeth on metal blanks: Positions and secures workpiece on arbor, or in chuck, fixture, or automatic feeding mechanism. Starts machine and flow of coolant and observes operation. Adjusts machine stops and changes worn cutter, using wrenches. Verifies conformance to specifications, using fixed gauges, micrometers, and preset dial indicators. May machine plastics or other nonmetallic materials. May be required to have experience with particular material, product, or size, type, or trade name of machine.
GOE: 06.04.02 STRENGTH: M GED: R2 M2 L2 SVP: 3 DLU: 77

603 ABRADING OCCUPATIONS

    This group includes occupations concerned with smoothing, polishing, sharpening, or cutting through or into metal objects by the wearing away action of abrasives. The smoothing, polishing, sharpening, or shaping of nonmetallic materials, except wood, are also included when the methods and machine tools commonly applied to the machining of metal are used.

603.130-010 SUPERVISOR, GRINDING (any industry)

    Supervises and coordinates activities of workers engaged in grinding metal objects to specifications, applying knowledge of metal properties, abrasives, and grinding procedures. May set up machines. May train new workers. Performs duties described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

603.137-010 FILING-AND-POLISHING SUPERVISOR (ordnance)

    Supervises and coordinates activities of workers engaged in filing, burring, tumbling, sandblasting, and polishing small arms, such as rifles and machine guns. Performs duties as described under SUPERVISOR (any industry) Master Title.
GOE: 06.02.01 STRENGTH: M GED: R4 M4 L4 SVP: 7 DLU: 77

603.260-010 GRINDER SET-UP OPERATOR, THREAD TOOL (machine shop) alternate titles: precision-thread-grinder operator; thread-grinder, tool

    Sets up and operates thread-grinding machine to grind internal or external threads on metal objects, such as worm gears and leadscrews, on custom basis, analyzing specifications and selecting tooling according to knowledge of thread grinding procedures: Studies blueprint to visualize grinding to be done and plans sequence of operations. Selects and computes machine settings, such as positioning angles, rotation speeds, feed rates, and gear ratios, using knowledge of shop mathematics. Selects grinding wheel, gears, and cams, using knowledge of thread types, metal properties, and abrasives, and installs them, using wrenches. Positions and secures workpiece between centers or in chuck jaws. Sets trip stops along calibrated rack to limit workpiece travel and activate wheel withdrawal. Adjusts device to dress wheel to computed angles, and to set for automatic dressing during operation. Moves controls to adjust, start, and control operation of machine. Verifies conformance of ground workpieces to specifications, using such measuring devices as thread $T3measuring wires,$T1 dial indicator, gauge blocks, and optical comparator (shadowgraph). May be required to have experience with particular type of thread, kind of computation, or level of precision, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-010 GRINDER OPERATOR, EXTERNAL, TOOL (machine shop) alternate titles: cylindrical grinder, tool; external-cylindrical-grinder operator; external grinder, tool; grinder, hand; outer-diameter grinder, tool; precision grinder, external

    Sets up and operates external grinding machines to grind external cylindrical and tapered surfaces of rotating metal workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing blueprints and specifications and selecting tooling according to knowledge of external grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Selects grinding wheel, according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Dresses wheel manually or with preset dressing device. Moves controls and reads dials to set angle of workpiece to grinding wheel. Positions and secures workpiece between centers, on magnetic chuck, or in chuck jaws, using wrenches. Selects and sets grinding wheel speed, work surface speed, and travel rate of powered table. Positions and tightens stops to set depth of grinding wheel cut and stroke of worktable. Moves controls to feed wheel to workpiece manually or automatically. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece for conformance to specifications, using such measuring instruments as micrometers, dial indicators, and gauge blocks. May dress grinding wheel to specified profile for contour grinding, using special fixtures and tools. May grind nonmetallic materials. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular size, type, or trade name. May set up machines for other workers. May be designated according to type of machine operated as Roll Grinder Operator (machine shop).
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 78

603.280-014 GRINDER OPERATOR, SURFACE, TOOL (machine shop) alternate titles: grinder, hand; precision grinder, surface; rotary-surface grinder; surface grinder; surface-grinding-machine hand

    Sets up and operates surface grinding machines with horizontal or vertical spindle and reciprocating or rotating table to grind flat or contoured surfaces of metal workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing specifications and selecting tooling according to knowledge of surface grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Positions and secures workpiece on magnetic chuck, in holding fixture, or directly to machine table. Selects grinding wheel, grinding speeds, and feed rates for each operation according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Moves device to dress wheel. Moves controls and reads dials to set rotation speeds and feed rates. Positions and tightens stops to limit table travel. Moves controls to feed workpiece to wheel or vice versa. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece for conformance to specifications, using such measuring instruments as micrometers, comparators, dial indicators, gauge blocks, and load test equipment. May dress grinding wheel to specified profile for contour grinding, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular size, type, or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

603.280-018 GRINDER OPERATOR, TOOL (machine shop) alternate titles: precision grinder

    Sets up and operates variety of grinding machines, such as external, internal, and surface grinders, to grind metal workpieces, such as machine parts, dies, or tools, according to knowledge of grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done, and plans sequence of operations. Selects grinding wheel, applying knowledge of abrasives and metal properties, and secures it on spindle, using wrench. Dresses wheel with dressing device. Lifts workpiece manually or with hoist, and positions and secures workpiece to holding device, using wrenches and clamps. Selects feed rates, grinding speeds, depth of cuts, and grinding wheel of size, shape, and grade for each operation, applying knowledge of metal properties, abrasives, product specifications, and shop mathematics. Positions and tightens stops to limit travel of workpieces or grinding wheel. Moves controls to position wheel and workpiece in relation to each other, and to set feed, speed, and depth of cut. Starts machine, turns handwheel to feed grinding wheel to workpiece or vice versa, and engages power feeding device. Turns valve handle and directs flow of coolant against wheel and workpiece. Observes operation and adjusts position and action of wheel and workpiece. Verifies dimensions of ground workpieces for conformance to specifications, using measuring instruments, such as templates, micrometers, dial indicators, and gauge blocks. Works to tolerances of plus or minus 0.0001 inch. May measure, mark, and scribe workpiece to lay it out for grinding [LAY-OUT WORKER (machine shop) 600.281-018]. May dress grinding wheels to complex profiles, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have specialized experience with particular materials, product, or precision level or with machine of particular size, type, or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-022 GRINDER SET-UP OPERATOR, INTERNAL (machine shop) alternate titles: grinder, hand; inner-diameter grinder, tool; internal grinder, tool; internal-grinding-machine hand; internal-grinding-machine operator; precision grinder

    Sets up and operates internal grinding machines to grind internal cylindrical and tapered surfaces of rotating metal workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing blueprints and specifications and selecting tooling according to knowledge of internal grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Selects grinding wheel, according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Moves controls and reads dial to set angle of workpiece to grinding wheel, following product specifications. Dresses wheel manually or with preset device. Positions and secures workpiece on faceplate, magnetic chuck, or in chuck jaws, using wrenches. Selects and sets grinding wheel speed, work surface speed, and workpiece table travel rate, according to knowledge of metal properties and abrasives. Positions and tightens stops to set depth of grinding wheel cut and stroke of workpiece table. Moves controls to feed wheel to workpiece manually and automatically. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece for conformance to specifications, using such measuring instruments as micrometers, dial indicators, and gauge blocks. May dress grinding wheel to specified profile for contour grinding, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 78

603.280-026 GRINDER SET-UP OPERATOR, JIG (machine shop) alternate titles: jig grinder; jig-grinding-machine operator; precision jig grinder

    Sets up and operates jig grinding machine to locate and precision-grind holes and contours in metal objects, such as tool, die, and machine parts, on custom basis, analyzing blueprints and specifications and selecting tooling according to knowledge of jig grinding procedures: Studies blueprint, layout on workpiece, or written or oral specifications to visualize grinding to be done and plans sequence of operations. Computes and sketches hole and contour dimensions and locations in relation to base reference points and lines. Positions and secures workpiece on machine table, and turns handwheels to move table and workpiece to computed position under spindle center, verifying each step with dial indicator. Selects grinding wheel, grinding speeds, and feed rates for each operation according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Moves controls and reads dials to set grinding speed, feed rate, spindle angle for taper grinding, diameter of $T3planetary action,$T1 and limits of automatic reciprocating wheel feed. Dresses wheel manually or with preset dressing device. Moves controls to feed wheel into hole and against surface of workpiece. Verifies hole locations and dimensions for conformance to specifications, using measuring instruments, such as dial indicator, gauge blocks, and $T3telescoping gauges.$T1 May be required to have experience with particular material, product, precision level, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: L GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-030 GRINDER SET-UP OPERATOR, UNIVERSAL (machine shop) alternate titles: precision grinder, universal; universal grinder, tool

    Sets up and operates combination external- and internal- (universal) grinding machine to grind external and internal cylindrical and tapered surface of rotating workpieces, such as tool, die, and machine parts, usually for limited runs, analyzing blueprints and specifications and selecting tooling according to knowledge of external and internal grinding procedures: Studies blueprint or layout on workpiece to visualize grinding to be done and plans sequence of operations. Selects grinding wheel, according to knowledge of metal properties and abrasives, and mounts wheel on spindle. Dresses wheel manually or with preset dressing device. Moves controls and reads dials to set rotation speeds and feed rates. Positions and tightens stops or cams to limit travel of workpiece or wheel. Moves controls to feed grinding wheel to workpiece or vice versa manually or automatically. Turns valve handle and directs flow of coolant against wheel and workpiece. Verifies dimensions of ground workpiece, using such measuring instruments as micrometers, dial indicators, gauge blocks, and optical comparator. May dress grinding wheel to specified profile, using special fixtures and tools. May grind nonmetallic materials, such as plastics. May operate tracer attachment to duplicate contours from templates or models. May be required to have experience with particular material, product, or precision level, or with machine of particular type or trade name.
GOE: 06.01.03 STRENGTH: M GED: R4 M4 L3 SVP: 7 DLU: 77

603.280-034 JOB SETTER, HONING (machine shop)

    Sets up horizontal or vertical honing machines for HONING-MACHINE OPERATORS, PRODUCTION (machine shop) engaged in production honing of metal objects: Reads blueprint to select tooling and plans sequence of operations. Selects and secures tool in spindle, using wrenches. Positions workpiece in fixture or on machine table, securing it with clamps and wrenches, and verifies positions with instruments, such as surface gauges and dial indicators. Selects feed rate, honing tool rotation speed, and depth of cut, according to knowledge of metal properties and abrasives. Moves controls to position tool in relation to workpiece and to set feed rate and spindle speed. Positions and tightens stops, using wrench, to control length of honing tool stroke. Starts machine and turns handwheels to feed tool to workpiece. Measures first-run workpiece for conformance to specifications, using micrometers and fixed gauges. May instruct new workers in machine operation.
GOE: 06.01.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

603.280-038 TOOL-GRINDER OPERATOR (machine shop) alternate titles: cutter grinder; cutter-grinder operator; grinder operator; tool dresser; tool grinder; tool-grinding-machine operator; tool sharpener

    Sets up and operates grinding machines, such as surface and universal, carbide, drill, and tool-and-cutter grinders, to sharpen cutting tools to specifications, using blueprints, job orders, and knowledge of abrasives and metal properties: Reviews blueprints and job orders to plan production sequence. Selects grinding wheel of shape and grade and attaches to spindle, using wrenches. Positions and secures cutting tool on machine table, using magnetic chuck or holding fixture, or mounts tool on arbor and clamps between centers. Turns handwheels to position table or spindle to obtain specified taper and bevel on edges of cutting tools. Moves controls to set cutting tool rotation speed, feed rate, and grinding wheel rotation speed. Starts machine and turns wheel or engages feed to move workpiece to grinding wheel. Measures sharpened cutting tools to verify conformance to specifications, using fixed gauges, micrometers, calipers, optical comparators, and surface gauges. Dresses abrasive wheel to change cutting action or shape. May grind special $T3form tools,$T1 involving special setups and wheel dressing. May analyze specifications and select tooling to be used on production jobs. May design, modify, or make special tools according to specifications or tooling requirements. May braze or solder carbide tips to cutting tools. May be required to have specialized experience with particular type of cutting tool sharpened or machine operated and be designated Broach Grinder (machine shop); Drill Sharpener (machine shop); Hob Grinder (machine shop).
GOE: 06.01.03 STRENGTH: M GED: R4 M3 L3 SVP: 7 DLU: 77

603.360-010 BUFFING-LINE SET-UP WORKER (any industry)

    Sets up buffing line to buff metal parts, such as automobile trim or hardware, to specified finish, following work order and using knowledge of metals, abrasives, and finishing techniques: Reads work order to determine part to be buffed. Selects holding fixtures and bolts them to drive mechanism. Selects buffs and positions and attaches them to spindles, using knowledge of buffing operations to determine type of buffs, angle of contact, and pressure against workpiece. Sets timers to control speed of $T3indexing,$T1 according to size and material of workpiece and to control application of lubricant and abrasive. Examines finish of first piece through buffing line for conformance to specifications. Adjusts setup to achieve specified finish. May change speed of buffing wheels by varying ratio of drive pulleys.
GOE: 06.01.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

603.380-010 GRINDER MACHINE SETTER (machine shop)

    Sets up metal-grinding machines, such as external, internal, surface, and centerless grinders, for GRINDER OPERATORS, PRODUCTION (machine shop) 603.685-062, according to specifications, tooling instructions, standard charts, and knowledge of grinding procedures, and operates machine to grind first-run workpiece: Reads from blueprint and job order product specifications for dimensions, tolerances, and number of parts to be ground and tooling instructions, such as speeds, feed rates, holding fixtures, and grinding wheels to be used. Mounts grinding wheels on spindles with wrenches. Dresses wheels to specifications, using dressing devices. Moves controls to set specified grinding speeds, feed rates, and angle of grinding wheel to workpiece or vice versa. Positions and tightens cams to control depth of cut and length of stroke. Lifts and positions workpieces manually or with hoist, and secures them on machine tables, faceplates, or magnetic chucks, in chuck jaws, or between centers, using wrenches and clamps. Starts machine, moves controls to adjust machine settings, and observes operation. Verifies first-run products for conformance to specifications, using such measuring instruments as micrometers, calipers, and preset gauges. May feed machine by hand. May direct flow of coolant over cutting area. May measure workpiece prior to grinding to determine amount of material to be removed. May be required to have experience with particular material, product, or precision level, or machine of particular size, type, or trade name.
GOE: 06.01.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

603.382-010 BUFFING-MACHINE OPERATOR (any industry)

    Sets up and operates semiautomatic buffing machine to buff parts, such as automobile trim or hardware to specified finish: Reads work order to determine parts to be buffed and setup procedure. Selects holding fixture and bolts it to feed arm. Slides spacers between buffs on spindle to set spacing. Measures and sets angle of feed arm to control position of workpiece against buff, according to specifications or using knowledge of machine operation. Sets length of traverse and stroke of feed arm by adjusting air cylinder and setting stops. Starts buff revolving and clamps workpiece in fixture. Presses button to feed workpiece against buff. Removes buffed part from fixture and examines it to ensure that surface coloration meets specifications. Adjusts angle, feed, or traverse of machine to achieve specified finish.
GOE: 06.02.02 STRENGTH: L GED: R3 M2 L2 SVP: 4 DLU: 77

603.382-014 GRINDER SET-UP OPERATOR, CENTERLESS (machine shop) alternate titles: centerless-grinding-machine operator

    Sets up and operates one or more centerless grinding machines to grind external or internal cylindrical or tapered surfaces of metal workpieces to blueprint specifications, following tooling instructions and standard charts and applying knowledge of grinding procedures: Reads blueprint and job order for product specifications, such as dimensions, tolerances, and number of parts to be ground, and tooling instructions, such as grinding speeds, feed rates, holding fixtures, and grinding wheels to be used. Mounts grinding wheel and regulating wheel on spindles with wrenches. Dresses wheels to specifications, using dressing device. Moves controls to set specified grinding speeds, feed rates, and spacing between wheel faces. Positions and secures work rest at specified height, using wrenches. Lifts and positions workpiece manually or with hoist, and secures it between wheels and on work rest. Starts machine and observes operation. Verifies dimensions of ground workpiece for conformance to specifications, using measuring instruments, such as micrometers, calipers, and preset gauges. Changes worn grinding wheels, using wrenches. May set up automatic work-feeding device. May grind nonmetallic materials. May be required to have experience with custom or production work or with particular material, product, or precision level, or with machine of particular size, type, or trade name.
GOE: 06.02.02 STRENGTH: M GED: R3 M3 L3 SVP: 5 DLU: 77

603.382-018 HONING-MACHINE SET-UP OPERATOR (machine shop) alternate titles: hone operator; honing-machine operator

    Sets up and operates one or more vertical or horizontal honing machines to hone internal or external surfaces of objects, such as cylinders, bearings, and connecting rods to specifications, following tooling instructions, standard charts, and honing procedures: Reads blueprint and job order for product specifications, such as dimensions, tolerances, and number of parts to be honed, speeds, feed rates, work-holding fixtures, and honing tools to be used. Positions and secures fixtures on machine table, using squares, steel rules, micrometers, and wrenches. Lifts workpiece manually or with hoist and positions and secures fixture with clamps and wrenches. Inserts and tightens specified tool in spindle. Moves controls to set tool-feed rate and spindle speed. Sets stops with wrench to control length of stroke and depth of cut. Starts machine and turns handwheels or engages automatic mechanism to feed and oscillate tool along workpiece surface. Turns valve handle to direct flow of coolant against tool and workpiece. Measures honed workpiece for conformance to specifications, using measuring instruments, such as preset gauges, micrometers, calipers, and comparators. May be required to have experience with custom or production work, or with particular material or product, or with machine of particular size, type, or trade name, and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77

603.382-022 HONING-MACHINE SET-UP OPERATOR, TOOL (machine shop) alternate titles: honing-machine operator, tool;job honer; precision-honing-machine operator

    Sets up and operates vertical or horizontal honing machine to hone internal or external surfaces of metal objects, such as prototype cylinders, bearings, or connecting rods, usually on custom basis, analyzing specifications and selecting tooling according to knowledge of honing procedures: Studies blueprint to visualize honing to be done and plans sequence of operations. Positions workpiece in fixture or on machine table, and secures it with clamps and wrenches, verifying positions with instruments, such as surface gauges and dial indicators. Selects feed rate, honing speed, depth of cut, and honing tool for each operation, according to knowledge of metal properties, abrasives, and shop mathematics. Positions and secures tool in spindle. Moves controls to position tool in relation to workpiece and to set feed rate and spindle speed. Turns nut on tool or sets automatic mechanism to expand tool to selected diameter. Positions and tightens stops with wrench to control length of stroke. Starts machine and turns handwheels to feed tool to workpiece. Engages automatic mechanism to feed tool along workpiece with oscillating action. Turns valve handle and directs flow of coolant against tool and workpiece. Measures honed workpiece for conformance to specifications, using electromechanical limit gauges, surface gauges, micrometers, and $T3telescoping gauges.$T1 May use special optical inspection equipment. May replace worn honing stones. May be required to have experience with particular material or product or with machine of particular size, type, or trade name and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R4 M3 L3 SVP: 6 DLU: 77

603.382-026 LAPPING-MACHINE SET-UP OPERATOR (machine shop)

    Sets up and operates $T3lapping$T1 machines to lap surfaces of flat, cylindrical, or spherical objects or of adjacent mechanical parts to specified finish or dimensions, following specifications, tooling instructions, and standard charts, applying knowledge of lapping procedures: Reads blueprint or job order for product specifications, such as dimensions, tolerances, and number of parts to be lapped, tooling instructions, such as lapping speeds and pressures, work-holding fixtures, and laps to be used. Mounts laps on spindles with wrenches. Positions and secures workpieces in fixture or on machine table. Moves controls to set lapping speeds, tool pressure, and length of cycle and to guide action of laps against workpieces or workpieces against each other. Starts machine and brushes or sprays $T3lapping compound$T1 on laps and workpieces. Inspects lapped workpiece for conformance to specifications, using instruments, such as comparator, flatness gauges, and surface plates. May be assisted by MACHINE SETTER (machine shop) 600.360-014 in setting up machine. May operate machine equipped with abrasive wheels instead of metal laps. May be required to have experience with custom or production work, with particular material or product, or with machine of particular type or trade name and be designated accordingly.
GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 6 DLU: 77

603.382-030 PRINTING-ROLLER POLISHER (machine shop)

    Operates polishing lathe to reduce circumference of printing rollers to specifications and remove defects, such as turning and polishing lines, high spots, and scratches: Mounts roller on mandrel of lathe, using hoist. Measures circumference of roller at several points to locate irregular spots, using girth tape. Examines surface of roller for defects. Depresses pedal to raise water vat and starts lathe to rotate roller in vat. Polishes roller by either of following methods: (1) Moves polishing stone back and forth across length of roller, changing from coarse to finer grades of stone to impart acceptably smooth finish. (2) Mounts flat stone on spindle of polishing head, starts oscillation of stone, and lowers stone onto surface of rotating roller. Moves lever to engage gear that moves machine head back and forth over surface of roller. Changes stones on machine head to impart final polish. Examines polished rollers for rough spots, pinholes, and scratches. Rubs scratches and rough spots with burnishing tool to finish roller. Verifies circumference of polished roller, using girth tape. Cleans roller before and after polishing, using cloth, water, and detergents or cleaning solution.
GOE: 06.02.09 STRENGTH: H GED: R3 M2 L2 SVP: 6 DLU: 77

603.382-034 GRINDER SET-UP OPERATOR (machi