g00 x of center of circle - radius y of center of circle - radius FfeedrateThe C to generate a series of progressively smaller circles to hog out the center is no fun and dig deeper on each pass is harder than I expected.
G02 Iradius
Wednesday, June 22, 2016
gCode for Cutting Circles
It is easie than figuring how to do it with x,y coordinates but not dramatically simpler. There are multiple variants, but what I have settled on involves positioning cutting tool at left side of circle, then clockwise rotation for desired radius:
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Keep in mind the bit rotation direction may have a bearing on the surface finish when doing arcs/circles. Travel speed, radius, bit size, and material, can all be factors to consider.
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