2010:Drivetrain 01.24

01 24.2010

Start time: 2:00

End time: 9:00

Members present: Ben S. Lizzy M. Graeme Matt M.

Mentors: Cavaliere

Members Attending Next Meeting: (Gannon for a little while 1/26/2010)

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Tasks Completed:

• Fitted wheels on axles
  
• Tested robot with programming
  

CRITICAL MECCHANICAL DIMENSIONS (1/25/2010)

• Front to back Wheel axis to axis : 24.583"
• Front opening between front skid plates: 4.500
  
• Axel axis to chassis C-Channel lowest surface : 4.000 (final wheel Ø will affect chissis to floor dimension)
• OVERALL 27.397" x 37.250" (Design max envelope 28x38) - build may alter dimensions slightly withing the envelope
  
  • • 
      
    • POSIBLE WHEEL INTERFERENCE WITH OUTER MOST CHASSIS ELEMENT FOR GAURDS MOUNTING - MUST ADJUST GUARD MOUNTING ELEMENT ACCORDINGLY

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Tasks In Progress:

• Continued testing
  

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Tasks to Complete:

• • • • • • Drive Train Parts To Be Ordered
            
• Ball Gaurd (6)                                        [ORDERED 1/26]
  
• Wheel Gaurd Bearing Block (6)               [ORDERED 1/26]
  
• Front Motor Gaurd (2)                             [ORDERED 1/26]
  
• Rear Motor Gaurd (1)                             [ORDERED 1/26]
  
• Gaurd springs (6)                                   [ORDERED 1/26]
  
• chassis brace .125THK (6)                      [ORDERED 1/26]
  
• Guards Mount (2)                                   [ORDERED 1/26]
  

• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 
                                                                                                                                                

All Parts Aluminum

Ball Guard Lizzy (6) [Tube OD .5” ID.375” 2024-T3 Al] with 2x ¼-20 TAP THU HOLES (.709” in from each end (in the same plane))

Wheel Gaurd Bearring Blk (6) [.250”THK SHEET] with Bends
2010 Front Motor Gaurd (2) [.250”THK SHEET] with Bends
2010 RER Motor Brace (1) [.250”THK SHEET] with Bends
2010-REAR Chassis BRKT (6) [.125”THK SHEET] Flat part
2010_MOTOR_MOUNT_SS (6) [.250"THK SHEET] with Bends

Guards Mount (2) [ORDERED 1/26] [.125"THK SHEET] with Bends

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Materials Needed:

• Springs (4-6) Extension, SIZE TBD
• May need a few "on-the-fly" parts to make full design robust
• Need Bumber mounts and Bumper mounting stratagy (Add wheight to bumpers NOT chassis, where possible!!!)
  • New parts - Harris is a no-go, need new source (?) NOT TRUE - DRIVE TRAIN PARTS HAVE BEEN ORDERED!!!!!
    

Do not forget to add your needed items to the Shopping List!!

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Images & Additional Updates:

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