View Single Post
  #14   Spotlight this post!  
Unread 13-05-2011, 11:41
artdutra04's Avatar
artdutra04 artdutra04 is offline
VEX Robotics Engineer
AKA: Arthur Dutra IV; NERD #18
FRC #0148 (Robowranglers)
Team Role: Engineer
 
Join Date: Mar 2005
Rookie Year: 2002
Location: Greenville, TX
Posts: 3,078
artdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond reputeartdutra04 has a reputation beyond repute
Re: designing a better kit frame.

Quote:
Originally Posted by Hawiian Cadder View Post
these images show the bearing blocks that fit inside the pockets. they allow for the bearings force to be dissipated over a larger area of the tube, making it less likely to bend. the bearing hole is a-centric by 1/16 of an inch in bot the x and y directions, this allows for chain tensioning as well as the raising of the outer wheels in a tank drive by 1/8 of an inch. with this setup and a few half links, #25 chain can be kept tight without any sliding hardware.
If you are serious about this, make these bearing blocks asymmetrical or add an obvious feature on which way the center hole is 1/16" offset, otherwise that's just begging to be installed/assembled incorrectly.
__________________
Art Dutra IV
Robotics Engineer, VEX Robotics, Inc., a subsidiary of Innovation First International (IFI)
Robowranglers Team 148 | GUS Robotics Team 228 (Alumni) | Rho Beta Epsilon (Alumni) | @arthurdutra

世上无难事,只怕有心人.