2013:Electrical Main: Difference between revisions

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**sensors for climbing arms locked on: optical beam break (mechanical lever switch is backup solution)
**sensors for climbing arms locked on: optical beam break (mechanical lever switch is backup solution)
***microswitch with 2" lever arm measured to have 0.25" (1/4") travel at tip after switch engages before bottoming out (not much).  Travel at tip from resting to engagement is about 0.1875" (3/16").
***microswitch with 2" lever arm measured to have 0.25" (1/4") travel at tip after switch engages before bottoming out (not much).  Travel at tip from resting to engagement is about 0.1875" (3/16").
***Measured last years optical sensor to have angle of operation of around +- 10 Degrees


== Drivetrain ==
== Drivetrain ==

Revision as of 18:20, 29 January 2013



Electrical Subteam Members

  • Students



  • Mentors



Master Task List

High Priority

Medium Priority

Low Priority

Sub Task List

Links to Other Important Stuff

2013:Robot IO Map


Robot Electromechanical Design Features 

Frisbee Scorer (Shooter/Dumper)

  • Shooter
    • motor type: mini-CIM
    • variable speed motor drive: Jaguar
    • sensor for motor RPM: rotary encoder
  • Loader
    • rotary carousel motor type: snowblower
    • motor drive: variable speed or just maximum speed (relay)?
    • sensor for how many frisbees have been loaded
    • actuator for feeding frisbee to shooter: solenoid?
  • Dumper
  • Tilt
    • motor type: ?
    • variable speed motor drive: Jaguar
    • sensors?

Climbing Mechanism

  • Starting Position
    • sensor for robot V at pyramid corner: optical beam break (Banner?)
  • Deploy
    • Release stationary arms: 2x servo
  • Climb
    • Extend & retract climbing arms
      • motor type: 2x CIM
      • motor drive: variable speed Jaguar
      • motor speed sensor: rotary encoder (used to maintain sped under load)
      • arm position sensor: slotted optical sensor senses mechanical flag on shuttle - top, bottom, and home (middle). Redundant top and bottom?
    • sensors for climbing arms locked on: optical beam break (mechanical lever switch is backup solution)
      • microswitch with 2" lever arm measured to have 0.25" (1/4") travel at tip after switch engages before bottoming out (not much). Travel at tip from resting to engagement is about 0.1875" (3/16").
      • Measured last years optical sensor to have angle of operation of around +- 10 Degrees

Drivetrain

  • 4 wheel or 6 wheel (?)
    • motor type: 2x CIM
    • variable speed motor controllers: 2x Jaguars
    • sensor for motor RPM: rotary encoders
  • Gyro

Robot Visual Indicators (pretty lights)

  • ready to feed frisbee - at feed slot - green for OK to feed, red for don't feed
  • how many frisbees loaded - visible from all sides - four stripes
  • shooter at selected angle
  • robot in position to climb - on top & sides of climber structure
  • climber deployed - on top & sides of climber structure
  • climber arms fully hooked on pyramid horizontal bar - on top of climber stucture
  • climber at full extension - on top & sides of climber structure
  • climber at full retract - on top & sides of climber structure
  • robot front direction indicator - arrows (?) on sides that point forward

Electrical Main Subteam's Engineering Notebook

Engineering Notebook Templates Available at: Engineering_Notebook_Template

Please Label All Notebook Pages 2013:Electrical Main MM.DD to avoid confusion.


Component Specifications

Jaguar Speed Controllers

Jaguar Firmware Notes

File:Jaguar BDC-COMM.pdf

File:2013 Motor Data Table.xls

File:2013 MotorCurves.xls

Victor 884 Speed Controllers

Sensors

Servos

Micro Switches

Electrical Inventory

File:BDC24 RDK UM.pdf

File:MX5 CircuitBreaker.pdf

File:VB3 CircuitBreaker.pdf

File:Natl Instruments 9201 AnalogModule.pdf

Line Sensor Notes

US Digital Encoders

File:GRS2011SwitchMomentary.pdf

IO Maps for Old Robots

Archives