1. Transmissions & Gearboxes
By Michael Leicht

2. 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.

3. Background Information
B.S. Mechanical Engineering From Daniel Webster College in (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)

4. Retail Outlets Andy Mark INC. Innovation First: Vex Pro Series
WestCoast Products & Design LLC
BaneBots

5. Drive Train

6. 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.

7. Drive Trains Single Speed Gearboxes Multi-Speed gearboxes
Mecanum Drive.

8. Andy Mark
AndyMark
ToughBox (+3 motor, & Nano)
CIMple Box

9. AndyMark (Cont.) Dual Speed Transmission 1st Gen Super Shifter
Sonic Shifter

10. Single Speed
Single Speed (Single & Double Reduction)

11. Dual Speed- Ball Shifter

12. West Coast Products Single Speed (2 CIM or 3 CIM)
West Coast Drive Option

13. West Coast Products Dual Speed- Dog Shifter
Option of Power Take Off (PTO)

14. 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.

15. AndyMark Gearboxes
Planetary Gearbox
Worm Gearbox
CIM-Sim

16. BaneBots Gearbox Planetary Gearboxes (775, 550 & 395 Motors)
35 ft-lbf Torque Limit
Reductions Range (4:1 to 256:1)

17. VexPro VersaPlanetary (775, 550 & AM9015)
Reduction Range (3:1 to 100:1)

18. 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)

19. Think & Plan Features Two speeds Ability to change speeds
Robust VS. Light weight
Assembly time
Custom Parts VS. Off the Shelf
Concept VS. Reality

20. FRC Drive Train

21. FRC Shooter Gearbox

22. Resources www.cheifdelphi.com www.andymark.com www.vexpro.com

23. Questions?