Electronics

Mokey is an inexpensive DIY laser engraver


Mokey is an inexpensive DIY laser engraver

Arduino WorkforceSeptember twenty second, 2022

All makers love lasers they usually make nice store instruments. Even low-power lasers can engrave a wide range of supplies. Reducing materials requires extra energy, with the preferred chopping lasers being CO2 with energy between 10W-100W. However the small, inexpensive strong state laser modules can lower some supplies, like acrylic, in the event you get a robust sufficient mannequin. If you need an inexpensive manner to make use of a type of, then the Mokey Laser v1.0 is price .

Lasers like these can engrave and lower materials, which implies they will completely damage you — your eyes are particularly susceptible. When you’re going to construct one thing like this, ensure you perceive find out how to function it safely. It isn’t proven within the video, however you need to completely use some sort of shielded enclosure that may deal with the wavelength and energy of the laser you employ. Even with such an enclosure, you need to put on the suitable security goggles.

This design cuts prices by using 3D printer-style components and by omitting the optics which are crucial for CO2 lasers. As a result of strong state laser modules are so compact, it’s sensible to maneuver them on a gantry in the identical manner as a 3D-printer’s extruder as a substitute of redirecting the laser beam with mirrors and lenses.

The construction of the Mokey Laser v1.0 is 8020 aluminum extrusion, which additionally acts as rails for the V-roller wheels on which the gantry rides. A lot of the different components are 3D-printed, with customary stepper motors and GT2 belts offering movement. An Arduino Uno board controls these stepper motors by means of a CNC Defend V3 with A4988 drivers. When you construct this, you’ll have many software program choices. As proven, it runs GRBL 1.1 and that’s appropriate with virtually each open supply g-code sender on the market, together with some which are add-ons for Inkscape so you possibly can management the laser from the identical software program you employ to create toolpaths.

The whole construct price with the invoice of supplies introduced is $402.61, which makes this fairly inexpensive for the scale and functionality.

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