View Single Post
  #7   Spotlight this post!  
Unread 06-04-2015, 01:43
runneals's Avatar
runneals runneals is offline
FTC Mentor - The Robot Corps 7491
FRC #3928 (Team Neutrino)
Team Role: Alumni
 
Join Date: Oct 2012
Rookie Year: 2006
Location: Nevada, Iowa
Posts: 397
runneals has a spectacular aura aboutrunneals has a spectacular aura about
Re: Issues with Drivebase

Quote:
Originally Posted by GeeTwo View Post
If you only replace one pair, replace the one with less weight (away from the center of gravity). For most robots this year with a convex rectangular base, this would be the rear wheels. We used this configuration for Ultimate Ascent, and we had the two solid wheels in the front and two (idle) omni wheels in the rear.
We started out with all omnis, but it totally fish tailed. We ended up doing the same thing in 2013 too, although it was 2 omnis on front and 2 rubber wheels on the back (with our butterfly drive). I would definitely recommend using a pair of omnis and a pair of rubber.
__________________
David Runneals
FRC 3928 Team Neutrino 4-H: Mentor (2015 Off-Season - ?)
FTC North Super Regional Championship: Game Announcer (2015)
FTC 7491 The Robot Corps 4-H: Mentor (2013 - ?)
FRC 2167 Mentor (2014)
FRC 3928 Team Neutrino 4-H: Member, Co-Captain, & Media Coordinator (2013)