What Is Indexing in Gear

The indexing head is the operation of dividing the periphery of a workpiece into any number of equal parts. While cutting the spur gear, an equal spacing of the teeth on the gear blank is performed by indexing. … The indexing can be achieved by using a special attachment known as dividing head or index head.

What is indexing how and why it is performed to produce gears?

Meaning of Indexing: The accuracy of spacing of teeth is very important particularly when the work is of precision character e.g., gear teeth, shafts, cutter teeth etc. The operation of rotating the job through a required angle between two successive cuts is termed as indexing.

What is differential indexing?

Definition of differential indexing : a method used on a dividing engine for dividing a circle into subdivisions otherwise unobtainable by utilizing the difference between simultaneous movements of index plate and index crank.