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After connecting a rotary device to the machine, we need to adjust the scale in the controller setting. Different rotaries have different gear ratios and roller diameters, we have to do some trial an …

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Some machines have limited space for laser tube mounts. To put in a large diameter laser tube, it is ok to raise one mount higher so the laser beam can hit the first mirror. Just be careful about ai …

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Sometimes crashes happen, we need to realign the work table. BTW, We carry DIY kit to build a motorized z table. To make discussion simple, we assume the laser beam go straight down the center of the …

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There are three popular types of limit switch on laser machines. Mechanical contact and magnetic types have two pieces of wire. Proximity type needs power, so it has three pieces of wire.Different las …

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Unlike acrylic, wood is not a very uniform material. Even when we buy wood from the same manufacturer, every batch may need different power/speed to cut through. MDF has different densities, the de …

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For cutting acrylic, the air pressure does not need to be high. It only need to be high enough to prevent fire. One way to prevent fire at the bottom is to put a piece of wet material like paper towel …

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