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A project log for Minamil 3dp: another minimal CNC mill

A very compact, very inexpensive, very DIYable, very precise little CNC mill. This one uses 3d printed parts.

paul-mcclayPaul McClay 02/06/2024 at 05:390 Comments

(15 Oct 2024 update: Discord getting traction; less old "less simple" frame image)


the this bone's connected to the that bone

I've tried to make the CNC part of this (relatively) easy to reproduce from some 3d printed parts and a minimum of other stuff. It should go together by assembly with as near to zero fabrication as possible.

Writing up how to actually get that done is a project in itself. What I have so far is pretty rough, but I think it conveys enough information to give you a fighting chance to build a working machine.  As of writing, I intend for this log entry to serve as a stable "start here" point with links to the latest work in progress as it evolves.

Please let me know If you're thinking about actually building one of these. I've set up a Discord server. which has gained some traction as the place to plug in if you want to build one of these for yourself for real. (I've also enabled "public chat" for this project (big orange button on the project page, or right here) and you're welcome to check in there if it suits you better, but, as of mid-October 2024, you'll find it pretty quiet in there.)


Here's what I've got so far...

CNC core

To make the functional CNC core:

(If you prefer laser cutting over printing parts, check out the "2d cut parts" flavor of this idea: #Minamil 2dc: a minimal CNC mill.)


Frame

Then you'll need a frame of some sort, for which I don't have detailed plans but leave that open for artistic interpretation. That could be

very simple

like this:

scraps, screws, and an eyeball

or

less simple

like this (also work in progress) which is the subject of #"Desk Accessory" CNC Milling Machine 

all the feature creep

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