Thursday, April 3, 2014

Prusa i3: Graber edition: lasercutting

Once the plywood was stained, I waited three days to make sure it was well and truly dry.  Then, LASER.

I'm using the laser cutter at nova-labs.org.  It's a 100 watt Hurricane Laser.

First Plate - this is the frame, X and Y axes, bed, motor mounts...


Second plate - this is two bases, and two LCD mounts.

The files are color-coded for cut order and intensity.  If you cut a part out completely, you can no longer cut inside of it - so you need to cut out the insides first, then the next border, then the next... etc.

If you look closely, the green hexagons are nut traps - meant to be cut halfway through the material.

The Raw lasercut files are in my Google Drive folder.  The dxf's are the parts, the rest are probably only applicable to Nova-Labs' laser.

You'll want to test the cut speed and power of your laser - I made a test set for cutting all the way through, cutting halfway through for the nut traps, and labeling. 


MY CUT ORDER
  1. Red - speed 100, power 10 - these are the labels, just etching
  2. Green - speed 30, power 50 - nut traps - cut halfway for nut traps
  3. Black - speed 9, power 100 - all the screw holes/tiny stuff
  4. Blue - The rest are all the nested parts.
  5. Magenta
  6. Teal
  7. Yellow
You can use the cut order on any laser, but should adjust the speed and power settings.




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