RC08-Dribbler

This page contains the information and documentation of the 2008 dribbler system

Robocup 2008 Mechanical

Motor

• Need to still find motor - something with short lead time, possibly a hobby store
• places to look
  • Pittman
  • Horizon Hobby
  • Maxon Motor
    • possibilities EC-13, EC-16, EC-20, EC-22
  • MicroMo

• EE team's specification
  • 12 Volts
  • must have position or speed encoders
  • brushless DC

Gearing

• Example geared down dribbler bar speed used in CMU robots ~7800 RPM

Specs from CMU

• Dribbler motor gear from SDP-SI: S10T05M042A0303 Module 0.5, 42 Teeth, 20° Pressure Angle , 2024 Aluminum alloy Gear
• Dribbler bar gear from SDP-SI: S10T05M028A0305 Module 0.5, 28 Teeth, 20° Pressure Angle , 2024 Aluminum alloy Gear
• spur gear reduction 1:1.5
• Dribbler Motor - Maxon
  • 266521
  • http://test.maxonmotor.com/docsx/Download/catalog_2007/Pdf/07_154_e.pdf
  • nominal speed 28200 rpm

• Gearhead
  • 118184 - Maxon
  • http://test.maxonmotor.com/docsx/Download/catalog_2007/Pdf/07_215_e.pdf
  • reduction 5.4:1

• nominal dribbler bar speed = 28200/5.4*1.5 = 7833 RPM. It is, of course, adjustable by software.