pcbetching
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pcbetching [2022-02-12 17:09] – jtdburton | pcbetching [2022-02-12 17:54] – jtdburton | ||
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The procedure for the edge cuts is similar. Double-click the .gbr layer in the Project tab, enter your tool size under "Board cutout" | The procedure for the edge cuts is similar. Double-click the .gbr layer in the Project tab, enter your tool size under "Board cutout" | ||
+ | Tip: at each stage of the FlatCam process you can save your settings for next time by going to Options - Transfer options - Object to Application. | ||
+ | |||
+ | From here, pop the SD card in the CNC laptop, load it into LinuxCNC, and proceed with the usual CNC process. | ||
===== Cutting (Laser Cutter) ===== | ===== Cutting (Laser Cutter) ===== | ||
- | The simplest | + | Another |
Start by going back to KiCad' | Start by going back to KiCad' | ||
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You should be able to improt this SVG directly into LaserCut 5.3, but it may take some cleanup in Inkscape/ | You should be able to improt this SVG directly into LaserCut 5.3, but it may take some cleanup in Inkscape/ | ||
- | Place your workpiece in the laser cutter copper side DOWN. Cut settings may need some experimenting to get right. The aim is to cut all the way through the substrate without hitting the copper hard enough to cause lots of sparks. My best results have come from using the big laser with speed 25, power 60, corner power 50 on 1.5mm board. | + | Place your workpiece in the laser cutter copper side DOWN. Cut settings may need some experimenting to get right. The aim is to cut all the way through the substrate without hitting the copper hard enough to cause lots of sparks. My best results have come from using the big laser with speed 25, power 60, corner power 50 on 1.5mm board. However, some boards are much tougher than others so your mileage can and will vary - try cutting out a small circle as a test for new stock. |
- | Run the cuts. Give it a couple of minutes before you open the lid, vapourised FR1/2 isn't as bad as FR4 but it's still unpleasant. | + | If you're sure you've got usable laser settings, download and run your cuts. Give it a couple of minutes before you open the lid, vapourised FR1/2 isn't as bad as FR4 but it's still unpleasant. |
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- | Take the workpiece out and pop your board out of it. What you're doing here is snapping | + | Take the workpiece out and pop your board out of it. You'll need to snap the copper layer along the lines you've cut in the substrate, |
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pcbetching.txt · Last modified: 2022-07-22 22:12 by MirZa