For Problem 511, complete the design of a pair of helical gears to operate under the stated

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For Problem 5–11, complete the design of a pair of helical gears to operate under the stated conditions. Specify the geometry of the gears and the material and its heat treatment. Assume that the drive is from an electric motor unless otherwise specified. Consider both strength and pitting resistance. 

A helical gear drive for a punch press requires 50.0 hp with the pinion rotating at 900 rpm and the gear speed at 225 to 230 rpm.

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Machine Elements In Mechanical Design

ISBN: 9780134441184

6th Edition

Authors: Robert Mott, Edward Vavrek, Jyhwen Wang

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