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Unread 22-01-2015, 19:47
lamk lamk is offline
Ken Lam
FRC #4719
Team Role: Mentor
 
Join Date: Jan 2014
Rookie Year: 2014
Location: Calgary
Posts: 69
lamk is just really nicelamk is just really nicelamk is just really nicelamk is just really nice
Re: pic: The BoltBots Team 5040 Robot week 3 in the build !

For our elevator we are using a CIM with a 25:1 Vexpro VersaPlanetary gearbox driving sprocket and chain. The sprocket's pitch diameter is 1.79 inches. With a 40 lb load we can go up at 1.3 feet /sec measured. Our Pid controller puts out 15 % motor power to maintain the 40 lb load at set point. With 20lb load there is no motor output at setpoint with the talon set to brake.
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