Question

A helical gear speed reducer is to be designed. The rated power of the speed reducer
is 75 kW at a pinion speed of 1200 rpm. The speed ratio is 3:1 for medium shock
condition and 24 hours operation. Determine module, face width, no. of teeth in each
gear. Specify material & heat treatment. The teeth are 20⁰ full depth in the normal
plane.

Answer 1

Explanation:

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