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Unread 16-04-2014, 15:44
Pratik Kunapuli's Avatar
Pratik Kunapuli Pratik Kunapuli is offline
Probably browning-out on Astro-Turf
FRC #1648 (G3 Robotics)(EWCP)
Team Role: Mentor
 
Join Date: Jan 2013
Rookie Year: 2012
Location: Atlanta, GA
Posts: 143
Pratik Kunapuli is a name known to allPratik Kunapuli is a name known to allPratik Kunapuli is a name known to allPratik Kunapuli is a name known to allPratik Kunapuli is a name known to allPratik Kunapuli is a name known to all
Re: pic: 2014 Miss Daisy XIII

For those wondering, here are the specs:

Drivetrain:
-6 Cim drive
-8 Versa Wheels, drop centered
-Custom 2 speed transmissions(Low gear ~4fps, high gear ~16-17fps)
-Custom sheet metal chassis
-Sub 5 minute transmission swap

Intake:
-16 style intake
-Side rollers for easier left/right acquisition
-Banebots wheels (varied size)
-Driven by 2 RS-550 motors in custom 3d printed gearboxes
-Linkages connected to back of the frame to help secure ball in transit
-Pneumatically actuated

Shooter:
-Catapult style
-Powered by surgical tubing
-Driven by 2 Rs-550 motors in a custom gearbox
-Custom worm gearbox = non-backdriveable
-Choo-Choo(Aka off-center linkage) is used to pull back the shooter
-Pneumatically actuated poly carbonate "Ears" at the end of the shooter used to vary the shot(near the auto line/ in front of low goal)
-"Loaded" position detected by hall-effect sensor

Autonomous
-Multiple auto modes that can be changed on the fly
-One ball with Hot Goal detection
-Two ball (one hot, one not)
-Drive forward (if someone else wants to run a two ball auto)
-Do nothing (if we are in the goalie zone)

Programming
-All programming is done in Java
-Use Cheesy Vision (Thanks 254!) for Hot Goal detection
-No camera

If you need anything clarified or have any questions, let me know.
__________________
Official Driving Record: 101-59-0
2012-2015 Student 341 Miss Daisy
2015-Current Mentor 1648 G3 Robotics
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