2014:Collection Subteam

Todo

Questions

• Resting height of the ball in the robot (aprox. 20")
• How to move the roller arm. Considered: spring and cable, direct drive motor, lead screw
• Do we have to eject the ball from the shooter resting place?
• Number of positions of the roller arm: fully extended, fully retracted, maybe passing (mid), etc.
• What torque to move the arm
• Estimated weight of assembly
• Can we use a full bumper?

Requirements

• Should be fast: 1-2 sec
• All parts outside of frame perimeter need be collision safe

Defaults chosen

• 1x2 tube for arm;
• 5in foam wheels on roller
• spring/cable with winch actuator for arm

Current Design Picture