Gear-generator Set-up Operator, Straight Bevel
Overall rating: (N/A)
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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 gear generating 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 agnle.
Positions and clamps two cutters
in toolheads, and positions cutter cradle to specified angle,
using wrneches. Mounts gears and cams in machine to control
rotation speed and indexing of workpiece, cutting speed, and
rolling motion of cutter cradle. Starts machine, turns valve
handle, and directs flow of coloant 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 expreience with custom or
production work, or with particular material, product, or size,
type, or trade name of machine.
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Gear-Generator Set-Up Operator, Straight Bevel
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