Posted by Bill S on January 06, 2012 at 12:04:07:
In Reply to: A New Article posted by BillS on November 02, 2011 at 13:38:28:
Here is another article from August Lehman that shows in detail how to use a milling machine and a
geared dividing head to measure helix angle (or lead rather). Great pictures!
Measuring lead angle and improving hobbing machine differential constant
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