Once you go CNC you never go back — they’re just too darn convenient! [Drez20001] shows us how he made one for around $400. Who needs expensive roller bearings when you can use drawer slides?
That’s right — the majority of the cost of this CNC machine are the things you can’t really get any cheaper — the servos (or steppers), the belts (or leadscrews), and of course the motor controller plus computer interface. Everything else? Plywood, drawer slides, and a bunch of fasteners can be had for next to nothing!
He had wanted to build a CNC for years … Read the rest