K40 chinese lasercutter air assist with cross lines laser

Lasercutter air assist with cross lines laser for the cheap chinese K40.


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Air assist input, with 2 outputs the first to blow out the middle to clear off the smoke from the lens, the second directed on focal point from sideway.

the bottom part slide on the lens holder, that allow to set the distance between the lens to the object (50mm) depending on object thickness.

ATTENTION ! plastic is flamable, do not use without air assit to keep the flame away. enventually make/wrap it into foil shield.

discuss the K40 laser cutter with the community : https://forum.makerforums.info/c/k40/26

Materials and methods

cross lines laser from ebay, look for : "5mW Red Light Cross Curve Line Module Focus T Stripe Lens Industry Laser Head".

pvc pipe id 4mm od 6 mm



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6fab06ec63ed665a7fc6e6cf36d2c905?default=blank&size=40vektor0815 added this to the Laser collection ago
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E4b3f3f87b43279c98d96c7a6cfe95fb?default=blank&size=40Pensee published this design ago