Transcript Gearboxs - Cougar Robotics

Transmissions & Gearboxes
By Michael Leicht
Mission Statement
• This presentation will help teams understand
what resources are available in order to help
the build process along.
• Disclaimer: This presentation is a tool of what
gearboxes are available on the market. We do
not endorse any of these companies in this
presentation.
Background Information
• B.S. Mechanical Engineering From Daniel
Webster College in 2011 (FIRST Scholarship)
• Currently work as a Project Engineer at
Enviro-Clear Co. INC. in High Bridge NJ
• 10 Seasons FRC experience (Team 303, 42,
2342 & 1403)
Retail Outlets
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Andy Mark INC.
Innovation First: Vex Pro Series
WestCoast Products & Design LLC
BaneBots
Drive Train
Drive Train Basic
• Drive train is a basic element of the robot that
provides motion
• Different styles of drive trains provide
different benefits
• A competitive robot starts with a well
designed drive train
• A drive train is made up of motor(s),
transmission & wheels.
Drive Trains
• Single Speed Gearboxes
• Multi-Speed gearboxes
• Mecanum Drive.
Andy Mark
• AndyMark
– ToughBox (+3 motor, & Nano)
– CIMple Box
AndyMark (Cont.)
• Dual Speed Transmission
– 1st Gen
– Super Shifter
– Sonic Shifter
• Single Speed
– Single Speed (Single & Double Reduction)
• Dual Speed- Ball Shifter
West Coast Products
• Single Speed (2 CIM or 3 CIM)
– West Coast Drive Option
West Coast Products
• Dual Speed- Dog Shifter
– Option of Power Take Off (PTO)
Gearboxes
• Another important element of a FIRST robot is
the scoring device.
• Gearboxes reduces the speed and increases
the torque which can be used to allow joints
to rotate.
AndyMark Gearboxes
• Planetary Gearbox
• Worm Gearbox
• CIM-Sim
BaneBots Gearbox
• Planetary Gearboxes (775, 550 & 395 Motors)
– 35 ft-lbf Torque Limit
– Reductions Range (4:1 to 256:1)
VexPro
• VersaPlanetary (775, 550 & AM9015)
– Reduction Range (3:1 to 100:1)
Custom Gearboxes
• Challenging but rewarding to design and build
a gearbox.
• Plan the gearbox out and every
detail(bearings, hex shafts, keyed shafts,
motors, gears, & bearing plates)
Think & Plan
• Features
– Two speeds
– Ability to change speeds
– Robust VS. Light weight
– Assembly time
– Custom Parts VS. Off the Shelf
– Concept VS. Reality
FRC 1403
2013 Drive Train
FRC 1403
2013 Shooter Gearbox
Resources
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www.cheifdelphi.com
www.andymark.com
www.vexpro.com
www.Banebots.com
www.wcproducts.net
Questions?