Run on 1mm further around an isolation track to ensure it's broken

Issue #176 closed
Julian Todd created an issue

When the cuts are very light, sometimes the copper isn't broken at the point where the tip first plunges into the part, and there's a short distance before the tool bites and begins cutting. (See section 8 in the picture below.)

If you always end the cutting path of at exactly the point where you started, then there's a, say, a 5% failure rate where the operator has to spot the incomplete cut and finish it with a scalpel.

A slight run on continuation of 1mm along a cyclic path beyond the start point by default will almost eliminate these failures and should make no difference to the overall performance. circuitexpts.jpg

Comments (2)

  1. Juan Pablo Caram repo owner

    I'm not sure I understand what you are referring to. If you are using a tool with diameter d, then in a closed path, there is at least an overlap of d. You picture, part 8, is showing cuts that don't return to the starting point.

    Could you please post a screenshot of the Geometry Object and CNCJob Object that correspond to the cuts where you see problems?

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