by Bob Warfield | Blog, CNC Projects, DIY CNC
DIY CNC Mill Electronics This article details the electronics I put together for my DIY CNC machine. Computer Shuttle SK21G Barebones PC This is a very nice sized little self contained computer that is plenty powerful enough to run Mach 3, particularly with a...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
E-Leadscrew Panel Functions The E-Leadscrew is designed to enhance manual lathe operations using CNC-like technology without the need for CAD drawings or g-codes. Instead the operator relies on manual operations together with an optional DRO and the E-Leadscrew...
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by Bob Warfield | Blog, DIY CNC, Tools and Techniques
CNC Electronics Enclosure and Swingarm Rack The details of the electronics for the driver components are covered elsewhere. This page lays out the mounting of the electronics in the driver enclosure, as well as the swinarm rack that holds the two enclosures as...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
CNC Lathe: Stepper Driver Electronics The stepper driver electronics consist of a DC stepper power supply, the breakout board or controller, Gecko Drives, and some miscellaneous relays needed to control things like spindle and coolant. I want want to put all of this...
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by Bob Warfield | Blog, CNC Projects, CNC Router, DIY CNC, Tools and Techniques
The Widgitmaster’s Travelling CNC Mini Router Medicine Show Are you into CNC Mini Routers? Be sure to check out our G-Wizard CNC Router Speeds and Feeds Calculator. It’s the first Calculator designed especially for CNC Routers, and the link will tell...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
CNC Precision and Accurate CNC Repeatability are important characteristics for any CNC machine. Precision (or Accuracy is another good term for it) is all about how closely we can hold tolerances. Repeatability is all about how precisely a commanded motion...
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![CNC Servo Kit [HomeshopCNC Servos]](https://www.cnccookbook.com/wp-content/uploads/2021/07/P1010994-1024x675.jpg)
by Bob Warfield | Blog, CNC Projects, DIY CNC
CNC Servo Kit [HomeshopCNC Servos] This page describes what I had to do to adapt a set of HomeshopCNC servos to my IH Mill CNC Kit. I bought a “mechanicals only” kit that did not include servos. I’m not sure Gene and Tommy are even offering that...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
Introduction One of the best additions I ever made to my Lathemaster lathe was a quick change toolpost. I use it constantly as I am swapping various tools in and out for a job. I’ve gotten pretty facile with the lathe over time, and don’t have to...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
Lathe CNC Conversion History I love my Lathemaster 9×30 lathe, but it lacks several useful things in the gearing department. Changing speeds required changing belt positions until I finished my variable speed DC motor mod. There is no tumbler reverse,...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
CNC Lathe: Mounting Step Motors I picked up 5 210 oz in Pacific Scientific step motors from eBay (I love eBay!) for $34. These should be perfect for driving the leadscrew and cross slide: Pacific Scientific 210 oz in NEMA 23 Stepper Motors… The motors have...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
Optical Limit Switch for CNC Machines The Design Okay, here is the concept. I got a bag of 100 of these slotted optical switches on eBay for almost nothing. These are normally open, NPN switches. We want a limit to behave in normally closed fashion, so that the limit...
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by Bob Warfield | Blog, CNC Projects, DIY CNC
I’ve been plotting and planning a CNC conversion for my 9×30 lathe for some time now. This page chronicles the journey as well as the ultimate destination. Collecting Parts… Project Introduction: What do I hope to accomplish and how am I planning to...
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