Electric Wool Winder

This is an electric wool winder driven by a brushless DC motor, controlled by an arduino. A rotary encoder sets the speed and the display shows it and the number of revolutions made. Clicking the encoder stops is and long-press resets number of revolutions.

https://www.youtube.com/watch?v=3ckNA-i4zH4

**Parts List:**
2x Ball Bearing 30x42x7 (6806RZ)
1x Ball Bearing 17x30x7 (6903RZ)
1x KY-040 Rotary Encoder
1x Arduino Nano/Micro/Mini
1x Yarn Tensioner ( https://www.aliexpress.com/item/Industrial-Sewing-Machine-Parts-computer-Fangde-9000-lockstitch-sewing-machine-gripper-thread-tension/32289328802.html )
1x OLED 128x64 ( https://www.aliexpress.com/item/1pcs-0-96-yellow-blue-0-96-inch-OLED-module-New-128X64-OLED-LCD-LED-Display/32641067048.html )
1x BLDC 57BLF01 ( https://www.aliexpress.com/item/57BLF01-Brushless-DC-Motor-63W-24V-3000RPM-Nema-23-0-6N-m-Peak-CNC-Router-LONGS/32638118697.html )
1x BLDC Driver ( https://www.aliexpress.com/item/Motor-Controller-DC-Car-Driver-Boar