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Unread 24-12-2013, 13:40
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: 8,510
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Re: Shafts in Drivetrains

We've bent 6061 and 2024 1/2" round shafts. Never a problem with 7075 1/2" round for wheel axles. Just don't cantilever it out too far. In 2012, we had 6" pneumatic tires and 7075 axles, and we jumped the robot over the center field bump (and speed bumps at school) to where the whole thing was a clear 8" in the air, and it was never a problem. Also, I would sometimes ride the robot, and I weigh twice as much as it does.
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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

Last edited by sanddrag : 24-12-2013 at 13:42.