Worm Gear Calc

A worm gear is a type of staggered shaft gear that transmits motion between two shafts that are neither intersecting nor parallel. Even though it is compact it can provide a large speed reduction.
A worm gear is a thread cut into a round bar, and a worm wheel is a gear that meshes with the worm at a shaft angle of 90 degrees. The set of a worm and worm wheel is called a worm gear.

Worm gear drive is widely used as a speedo drive to check vehicle speed in Manual gear Box. This calculator is specially designed for parameter calculation of speedo drive components such as worm gear (Thread cut Drive gear) and Worm wheel (Driven gear).

Parameters calculated in this App are enough to design and manufacture gear Drive. However, Lead/Helical angle hand to be selected as per application requirement.

Pre-Requisite:
Basic knowledge about working of Speedo gear drive in Gear Box is recommended.

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