Dirk 3D Printed Electric Motor BOM: Difference between revisions
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(Temporarily Spaced Stuff Out To Make Work Easier) |
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**[https://www.amazon.com/Pack-608-2RS-Ball-Bearing-Skateboards/dp/B07C6FL8TW/ref=lp_16411051_1_3?s=industrial&ie=UTF8&qid=1596637217&sr=1-3 Amazon Source ~10 USD for 20; ~0.50 USD per bearing] | **[https://www.amazon.com/Pack-608-2RS-Ball-Bearing-Skateboards/dp/B07C6FL8TW/ref=lp_16411051_1_3?s=industrial&ie=UTF8&qid=1596637217&sr=1-3 Amazon Source ~10 USD for 20; ~0.50 USD per bearing] | ||
* 8 Disc magnets per rotor (8 mm thickness, 20mm diameter) [https://www.aliexpress.com/item/32797367574.html?spm=a2g0s.12269583.0.0.23ca74d74jPZDB 26.42 USD] | * 8 Disc magnets per rotor (8 mm thickness, 20mm diameter) [https://www.aliexpress.com/item/32797367574.html?spm=a2g0s.12269583.0.0.23ca74d74jPZDB 26.42 USD for 20] | ||
* Copper wire (0,2 mm diameter max. definitely not more because you will get eddy current issues) [https://www.koper-draad.nl/product/koperlakdraad-02-mm-awg-32-lengte-1730-meter/] | * Copper wire (0,2 mm diameter max. definitely not more because you will get eddy current issues) [https://www.koper-draad.nl/product/koperlakdraad-02-mm-awg-32-lengte-1730-meter/] | ||
Revision as of 14:24, 5 August 2020
- 3 phase no feedback Controller - 12V 30A - [1] $6.42 + $2.30 Shipping
- Fidget Spinner Bearings (22mm total diameter, 8mm bore and 7mm width)
- 8 Disc magnets per rotor (8 mm thickness, 20mm diameter) 26.42 USD for 20
- Copper wire (0,2 mm diameter max. definitely not more because you will get eddy current issues) [2]
- Bit of brass tubing (4 mm outer diameter) to connect the coil endings in. [3]
- Solder
- Glue (the type that sticks)
- 8 mm metal rod for an axle (offcuts from universal axis are great for this)
- 3d printing filament (kg estimate, also infill needed)
- a little bit of epoxy to glue the magnets in place [4]