Dirk 3D Printed Electric Motor BOM: Difference between revisions
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* 3d printing filament (kg estimate, also infill needed) | * 3d printing filament (kg estimate, also infill needed) | ||
* a little bit of epoxy to glue the magnets in place [https://www.reichelt.de/epoxykleber-epo-05-klar-farblos-5-minuten-25-ml-wiko-epo5-s25-p98449.html?PROVID=2788&gclid=EAIaIQobChMIppvr5Zj_6gIVSeJ3Ch2vIAwoEAQYBCABEgL2z_D_BwE&&r=1] | * a little bit of epoxy to glue the magnets in place [https://www.reichelt.de/epoxykleber-epo-05-klar-farblos-5-minuten-25-ml-wiko-epo5-s25-p98449.html?PROVID=2788&gclid=EAIaIQobChMIppvr5Zj_6gIVSeJ3Ch2vIAwoEAQYBCABEgL2z_D_BwE&&r=1] | ||
** $3.17 US - [https://www.amazon.com/PC-Products-70147-PC-Clear-Adhesive/dp/B008DZ19WC/ref=sr_1_9?_encoding=UTF8&c=ts&dchild=1&keywords=Epoxy+Adhesives&qid=1598199254&sr=8-9&ts_id=256244011] | |||
=Links= | =Links= | ||
*[[Dirk's Electric Motor]] | *[[Dirk's Electric Motor]] | ||
Revision as of 16:14, 23 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)
- Amazon Source ~10 USD for 20; ~0.50 USD per bearing
- 20 cents each - [4]
- 8 Disc magnets per rotor (8 mm thickness, 20mm diameter) 26.42 USD for 20. Much more for USA source - $3 each - so $24/motor. [5]
- Ebay - around $2 equivalent - [6] or $16/motor
- Copper wire (0,2 mm diameter max. definitely not more because you will get eddy current issues) [7] (Enameled copper wire ie Magnet Wire )
- Cost of $1-2 per motor using the $7 spools.
- Bit of brass tubing (4 mm outer diameter) to connect the coil endings in. [8]. $16.
- 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 [9]
- $3.17 US - [10]