Aligning Large Material Even/Level/Square Engraving

[Stroonzo (Jeff)]

This is how I square a work piece to my machine:

1/4” (7mm) Poplar Cutting at 1.25” (32mm) per Second

And for very precise alignment (when and if needed):

New user, tricks for double side engraving with lightburn?

@gavin, I find the most accurate approach to double sided engraving is with the use of a disposable spoil board. You can find all of the free spoil board material you need littering the side of the road as illegal coroplast bandit signs. Temporarily secure the spoil board to your laser bed. I just use some gorilla tape. Focus your bed to the coro material. Run the outline of your object on both sides as a line layer: [image] [image] [image] Once you have your spoil board index cut, p…

Laser position on round piece of wood

I have what I would claim as being the most perfectly calibrated and dead on accurate camera calibration possible. The camera is absolutely a go to for most positioning. However, if and when dead on zero tolerance alignment is critical, I still fall back on spoil board method. Recently I created a design where the first step in the creation was to mill the 1” thick oak and some of the lettering on the CNC router. From there, the next step was the laser fill the lettering cut outs. This had t…