Job Description:

• 1) 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 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.

• 2) Presses gear on arbor and mounts it between centers, using handtools.

• 3) Mounts cutter on cutterhead.

• 4) Moves controls to set feed rates, cutting speeds, reciprocating action, and angles of cutter and gear.

• 5) Turns handwheel to feed gear to cutter.

• 6) Verifies conformance to specifications, using micrometers, measuring wires, and involute checker.

• 7) May compute gear dimensions and machine settings, applying knowledge of shop mathematics and gear formulas.

• 8) May work on nonmetallic gears.

• 9) 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.