Cutting of Spiral Bevel Gears
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Cutting of Spiral Bevel Gears
Cutting of Spiral Bevel Gears - Spiral bevel gears and hypoid gears (a special version of spiral bevel gearing having offset gear axis) are used a great deal in engineering industry, particularly in transmission units in motor cars. These gears bear the same relationship to straight bevel gears that helical gears bear to spur gears.
Cutting of Spiral Bevel Gears
| A - Gear Blank | B - Cutter |
For cutting spiral bevel gears, a circular cutter with inserted teeth of the face mill type is used the cutter flanks are of straight involute rack form and (he cutter is used for both roughing and finishing. The gear blank and rotary cutter roll together exactly like two spiral bevel gears in mesh.
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