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  BB-8

The Outer Shell  

The Project

screen-accurate replica

primarily 3D printed

custom internal drive system

*work in progress

The Drive System

head: spin, 2-axis tilt

body: drive, tilt, turn

Geared Motion Transfer

3D printed custom gears

gear ratios amplify motor torque

Electronics

Arduino controlled

bluetooth communication

PWM motor drivers

Dual Slip Rings

slip ring in each hub

continuous rotation of electrical connections

allows for external power switch

control and power for external lights

Head Position Tracking

allows continuous head rotation and always knows which direction it's pointed 

uses two continuous rotation potentiometers

Aluminum Joint Shafts

precision machined from aluminum tubing

lightweight and high strength

Designed in Fusion 360 

Download CAD Files

You can download the above CAD assembly for your own personal use. I only ask that you understand and agree to the following:

  • This is a work in progress and is not a completed design. Conceptually, everything works (as is shown in the video), but there are many areas of the design that may need improvement in order to sufficiently control a robot.

  • If you use this design or modify it, please let me know about it. I'd love to see your work! Also, please give me credit for the design when possible.

  • Finally, please do not use this design for commercial purposes.

Gallery

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