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Unread 06-05-2005, 21:24
sanddrag sanddrag is offline
On to my 16th year in FRC
FRC #0696 (Circuit Breakers)
Team Role: Teacher
 
Join Date: Jul 2002
Rookie Year: 2002
Location: Glendale, CA
Posts: 8,507
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how thin is too thin?

I'm designing a gear to go on the Chiaphua shaft. Specifically, it is a 17 tooth 32 pitch with a length through bore of maybe .75" or so. It will have a standard 2mm keyway in it.

This size of gear, with the .315" bore to go on the Chia and then the 2mm keyway leaves only about .028" between the top of the keyway and the bottom of the "valley" between teeth. Is this too thin?
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Teacher/Engineer/Machinist - Team 696 Circuit Breakers, 2011 - Present
Mentor/Engineer/Machinist, Team 968 RAWC, 2007-2010
Technical Mentor, Team 696 Circuit Breakers, 2005-2007
Student Mechanical Leader and Driver, Team 696 Circuit Breakers, 2002-2004