DIY Adjustable Column Mill Treadmill Motor Conversion

A walk through on converting my mill to a DC treadmill motor so I can add variable speed at the turn of a knob.



Affiliate links to items in this video:

Milling cross slide table
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SCR Voltage controller:

SCR voltage controller https://amzn.to/48emkOh

100 amp Bridge rectifier https://amzn.to/40DjWg6

20 Amp circuit breaker https://amzn.to/3ufQDRh
OR
15 Amp circuit breaker https://amzn.to/3FgoQGP

Emergency stop switch https://amzn.to/43mgveT

3PDT direction switch https://amzn.to/3ZShNLG
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DPDT center of switch https://amzn.to/46hjbdM

Toroid Core for AC inductor/choke https://amzn.to/3QTk5Zs

10K potentiometer https://amzn.to/3QAtiES
20K potentiometer https://amzn.to/3Srib1a
100K potentiometer https://amzn.to/46anc3O
150K potentiometer https://amzn.to/3zxc96l


Inclosuers and inclosure parts:
8” X 6” X 4” hinged box https://amzn.to/3jPndaR
8” X 10” X 4” Power supply box https://amzn.to/3HEHeun
12” x 12” x 4” Large component box https://amzn.to/3Imerv6
7.9” x 4.7” x 2.95” Large plastic box https://amzn.to/3nQEylT
6.22” x 3.54” x 2.36” Medium plastic box (the one I put all the parts in) https://amzn.to/40JB9nn
Cable Gland https://amzn.to/3VZNrWb

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