DIY & how-to

Here you can find DIY articles on how to improve your K40 machine.
We focus on alot of different guides, everything from improving your smoke assist to better alignments.

Adding more parts to the machine, lights and other.

The K40 machines differs a lot in what parts and function is has added, some has extra lights, laser dots and different parts already fitted, others are bare lasers. These machines are already on the edge of what the power supply can handle, adding more load to it may create problems. To solve this, we suggest that everything you add to the machine is connected trough a own power supply or smaller wall plug with correct voltage. Doing this you can rule [...]

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3D printed parts – in a laser?

Home and desktop machines as lasers, 3D printers and other CNC are more avalible for everyone nowadays, this introduces a lot of modifications and bits and pieces to extend or make your laser better. Some voices has been raised about using 3D printed parts inside a laser, heat and PLA/ABS plastic is usually not a good combination. But in the lasers there is really no danger about it. You can use parts close to the beam or other parts without any [...]

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Tilt your PSU´s – save your PSU from dying

The most important thing with electronics is sufficient cooling. You don´t need to follow this article and flip your PSU, but look into adding one or more fans to take out the hot air from the smaller compartment. Electronics are sensitive for heat and high temperatures. The higher temps the less efficiency you get out of the PSU. And now we are talking about Chinese middle class quality the temperatures are more important than ever. Here is my solution to this problem. [...]

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A word on USB-hubs

A small note on usb-hubs and using older computers or pad´s to run the machines. All computers has a usb-host controller, this one controls the data sent out and powers the ports. On older computers or smaller laptops there is one host-controller for all ports. On newer machines there is often one controller per port, or per set of ports.   What may happen is your laser starts to freeze up, it hesitates for a half second and then runs again. This happens because [...]

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