Laser Engraving Water Bottles and Tumblers
Mark Bronkalla When I added the rotary chuck to the laser, the primary use was to be for engraving powder coated water bottles and tumblers. These make nice gifts and I wanted…
Laser
Laser – Closed Loop Stepper Alarm Interlock
Previously I had upgraded my OMTech 3555 130W CO2 laser from open loop to closed loop stepper drive on the X axis. See: https://bronkalla.com/blog/2022/10/17/converting-the-laser-to-closed-loop-stepper-drive/. The closed loop stepper driver has…
Converting the Laser to Closed Loop Stepper Drive
Background I wanted to see if I could speed up the engraving on my OMTech 130w CO2 laser. The engraving speed is primarily dependent on the X axis drive. The…
Doll Cribs
Our grand-daughters are at the age where they love to play with dolls. They are infatuated with the American Girl style 20″ dolls, now adding the American Girl Bitty Baby…
Isla’s Bed – Completion
After staining, I waited a couple of weeks to let the stain fully dry. The reason being that the gel stain used is oil based and with the winter weather,…
Laser Rotary Axis installation
I have the OMtech AF3555 130 watt CO2 laser. I wanted to add a rotary axis device that could be shared with my CNC router. After looking around, I chose…
Laser Beam Combiner
Having a “red dot” pointer is a nice accessory for a C02 laser. It provides an easy way to align the head indication to the material, do “framing runs” to…
Laser Power Calibration
I am running an OMtech AF3555 130w laser with a Ruida 6442G controller, Yongli H6 laser tube and ZYE MYJG150W-1 laser power supply. The tube is rated for 30mA max.…
Laser Air Assist Upgrade
The cuts with the laser can be greatly enhanced with air assist. This consists of basically blowing a compressed air stream out the nozzle below the lens. The laser comes…
Laser Exhaust
The laser is located in the basement shop. The nearest way out of the house is through the closet behind it and up and over the basement block wall through…