Posted by BillS on November 11, 2005 at 21:16:24:
In Reply to: need help for feed change gears posted by cakson..a on November 09, 2005 at 11:12:49:
I'm guessing that your No. 12 has no differential. In that case, the index and feed gear ratios must be determined in a related way. Take a look at the FAQ page on this site to see how it works.
This site offers a program (CPC-HOB) to do the calculations and you can see its features at:
You can get a free machine setup if that would help you; I just need the gear specs and the machine constants.
There is also a free program that may work for you and the URL is shown below in another message - you be the judge.
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