Sketchup is handy tool cad tool for creating 3D models. It can actually also be used to create work files for CNC routers.
The following video explains how to create a drawing in Sketchup, convert it to a SVG file. Then with the help of an online tool called http://www.makercam.com/ generate the G-Code needed to run on a CNC router.
If you are interested in making your own CNC machines we recommend you have a look at the following books:
- Build Your Own CNC Machine – By James Floyd Kelly and P. Hood-Daniel
- CNC Machining Handbook: Building, Programming, and Implementation – By Alan Overby
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