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Casting an aluminum motor mount for DC motor upgrade


 

I have almost two complete Unimat SLs, yet to be installed in my new micro shop (that is waiting to be built..). The 2nd machine, which I will set up for milling, will have a dc motor installed. I've seen examples of taking the dc motor apart and drilling new holes that would line up with the original Emco mount. But I thought I'd save the $65ish Ebay cost and make my own. Especially since I won't need the dog leg where the idler pulley would go.

Too many concurrent projects of course - I still need to set up my foundry and cast some ingots, build a vacuum chamber to pull the air bubbles out of the plaster mold, and build a kiln to burnout the lost PLA that I am using as the positive for the mold. All new territory, but looking forward to it.?

I'll post updates as I go. Here is the 3D print for the mount. If anyone is interested and has their own foundry/casting setup, I'm happy to share the design/STL files.?

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