Marble Run with motor

thingiverse

Marble run powered by a reliable 5V motor that can be easily connected via USB. Assembling the marble run requires tapping the screw holes for the motor cover to securely fasten it with four 4-40 screws. The track, motor cover, and lift gear backing plate were meticulously designed in Fusion 360 and may need some adjustments as they might require scaling up by 2540%. Key components include: Three-eighths inch ball bearings (nine pieces) can be purchased on Amazon at https://www.amazon.com/gp/product/B007B2AG3G/ref=ppx_yo_dt_b_asin_title_o05__o00_s00?ie=UTF8&psc=1. A 5V motor with a gearbox is necessary and can be found on Amazon at https://www.amazon.com/gp/product/B074QQB95G/ref=ppx_yo_dt_b_asin_title_o02__o00_s00?ie=UTF8&psc=1. A six-foot USB cable is also required, which can be purchased from Digi-Key at https://www.digikey.com/product-detail/en/qualtek/3021011-06/Q366-ND/1531293. In addition to the motor and cables, a single cable tie holder from Digi-Key is needed at https://www.digikey.com/product-detail/en/essentra-components/FTH-40A-RT/RPC1328-ND/3811992. Hardware required for assembly includes two 4-40 socket head caps that are one-half inch long, one eight thirty-second socket head cap that is one inch long, and an eight thirty-two hex nut.