The Doc replies: You’re probably not doing anything wrong. Because of its unique geometry, crankshaft grinding is pain and suffering. There are no “solutions,” just coping strategies. Here’s what is ...

A recent job, for example, involved rebuilding old crankshaft grinders with indexable, adjustable chucks for grinding shafts and shaping throws for large cranks.

Grinding A Bicycle Crank For Power Analysis 35 Comments by: Brian Benchoff January 11, 2015 ...

We used to crank connecting shaft neck in the center of the neck as the origin of work piece coordinate system. Through the offset of the work piece coordinate, we made use of the method of the ...