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Unread 24-01-2016, 18:44
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Greg Needel Greg Needel is offline
REVving up for a new season
FRC #2848 (All-sparks)
Team Role: Engineer
 
Join Date: Jan 2002
Rookie Year: 2002
Location: Dallas, TX
Posts: 3,107
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Re: 775 Pro Coupling

Quote:
Originally Posted by AustinSchuh View Post
To echo what RC is saying here, we've been doing this for years, with RS550's, 775's, and are planning on doing it with 775 Pro's this year. RC added that part to his inventory based on feedback from us. We press it on to the 775 with the short flange 0.020" from the motor face to reduce the cantilever. We've never had an issue. (Last year's bot had 7 per robot 775's with pinions pressed on as described. We had 0 failures.) With bearings in the new 775 Pro, this should be even less of an issue.
Do you guys have a source for other size gt2 pulleys? I can buy the pinion from WCP, but where do get your others from? (I was hoping mcmaster would sell them).

Also based on it's size it looks like gt2 is close to MXL, any experience in the difference between the two?
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Greg Needel│www.robogreg.com
Co-founder REV Robotics LLC www.REVrobotics.com
2014 FRC World Champions with 254, 469, & 74