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       CODE: 603.280-038 Buy the DOT:Download/CD-ROM
TITLE(s): 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 form
tools, 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
ONET CROSSWALK: 89111 Tool Grinders, Filers, Sharpeners, and Other Precision Grinders
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