Power Cut Laser Software

If you built your own laser engraver using open-source firmware, you are not out of luck. Several projects now include rudimentary power failure recovery.

The energy delivered to the material is a function of Power ($P$) divided by the product of Cutting Speed ($v$) and Material Thickness ($d$). $$E = \fracPv \times d$$ power cut laser software

If the cutting head slows down to navigate a sharp corner (a standard motion physics constraint), $v$ decreases. If $P$ remains constant, $E$ spikes. In high-power cutting, this spike results in "corner burning." Power Cut software is designed to dynamically alter $P$ to keep $E$ constant regardless of motion kinematics. If you built your own laser engraver using

During a power cut, the laser tube may receive residual charge. Program an emergency macro in your software (e.g., Ctrl+Shift+K) that instantly: Example macro for LightBurn: M5 G91 G0 Z10 M112

Example macro for LightBurn:

M5
G91
G0 Z10
M112