Description

Bottle / tube roller with adjustable sizing. Bottle is spun by one driveshaft connected to a motor by a timing belt. Rubber o rings provide enough grip to turn the bottles. Commercial bottle rollers price in the 1k$ range https://www.thermofisher.com/order/catalog/product/88881003. BOM 4x 608zz bearings 2x 3d printed carriage 2x 3d printed joint moint 2x 3d printed rail mount 4x 3d printed drive grip 4x 3d printed end stop 4x rubber o-rings 10x m3 screws 12x sheet screws 5/16'' metal shaft 1/4'' metal shaft Mounting surface( i used a 12x12 birch board) Estimated Cost ~$65.18 Cost breakdown: 0.159kg PLA at 20$/kg=3.18, bearings=7$, steel rods=10$,orings and screws=5$, motor and controllers~40$