While there have been some scratch built cnc milling machines done you re best off converting a manual milling machine to cnc until you have a lot of cnc experience under your belt.
Diy cnc metal milling machine.
I include all of the necessary steps i went through in designing and building this cnc milling machine.
So i decided to make one mysel.
For years i ve always wanted a milling machine but they are too expensive and i just couldn t bring myself to pony up to dosh.
I know a lot of cnc dreamers do not have the knowledge or tools to build a full metal machine.
Depending on how many corners you cut with the cnc router and how elaborate your cnc mill project is a cnc mill is probably the most expensive hardest to do but most flexible diy cnc machine.
I still think and hope this instructable inspires you to make your own machine.
Contact me if you want me to make you bt30 spindle shaft.
Therefore one of the first decisions you ll have to make and one that will determine a lot of other decisions.