self-balancing bike

This project is a 3D printed self-balancing bike that uses a reaction wheel and an Inertial Measurement Unit (IMU) to maintain its balance. The bike is programmed using an Arduino, making it an excellent project for those interested in robotics, electronics, and 3D printing.
More at my Github.

The assembly guide is the .pdf file in files.

The code is the .ino file in files.

• 3D Printed Parts
   1 frame
   1 front_wheel_mount
   1 left_rear_fork
   1 right_rear_fork
   1 reaction_wheel_mount
   1 reaction_wheel
   1 front_fork
   2 wheel_rim
   2 wheel_tyre: print using TPU and low infill
   1 wheel_pulley
   1 wheel_pulley_top
   1 motor_pulley
   1 motor_pulley_top
   
• Electronics
   Arduino pro mini: any atmega328p based arduino should work
   MPU-6050 IMU
   DC-DC buck converter: 24V -> 5V
   2 Nidec 24H brushless motors
   6s Li-Po battery: max 1300mah, because of size
   MG995 servo
   PWM receiver
   
• Hardware
   80 M4 nuts: you might need more
   21 M4 12mm bolts: you might need more
   4 M4 10mm bolts
   2 M4 15mm bolts
   4 M3 8mm bolts
   3 M3 25mm bolts
   5 M3 nuts
   5 M3 6mm grub screws: the pulley screw has to be shorter than 6mm, the others 6mm
   1 26mm & 1 37mm aluminium rod
   1 240mm closed loop gt2 timing belt
   4 608 bearings: 8*22*7mm