Posted by John Cerra on February 26, 2009 at 15:02:16:
In Reply to: rookie question about gear shaping posted by toolingjim on February 19, 2009 at 23:42:58:
For Our Fellows gear shapers, index gear ratios are a function of 1: #teeth gear / #teeth cutter and 2: the ratio between cutter and work spindles. So a general index formula for these machines would be (#teeth Gear/ #teeth cutter) X (ratio of the 2 spindles).
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