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Classroom_Laser_Cutter.md

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+# Goals
+
+World peace. Also:
+
+- A laser cutting device.
+- A 3D Printer.
+- A pick and place and solder paste and laser soldering machine.
+- PCB fab through resist application, laser resist removal, and etchant
+  application.
+- Air flow controls
+  - forcing air down (cooling a 3d print)
+  - pulling air across and out (laser cutting)
+
+# Tools
+
+In order of priority.
+
+- Laser(s?). For cutting.
+- A single plastic extruder, for 3d printing.
+- A part lifting nozzle, for pick and place functionality. --
+  <http://www.robotdigg.com/product/517/Nozzle+w/+Adapter+to+5mm+Hollow+Shaft+Stepper>
+- Epson ink jet head, for Liquid Deposition (PCB resist)
+- Unknown, for etchant deposition.
+
+# Parts
+
+- 40w computer controlled power
+  supply.[1](http://www.made-in-china.com/showroom/eileen916/product-detailqMfJZAkdrvYy/China-40W-Laser-Power-Supply.html)
+
+# Constraints
+
+## Julia
+
+Three separate rackmount components:
+
+- laser delivery platform
+- Motion control platform
+- Part delivery platform
+
+<!-- -->
+
+- Rackmountable footprint. ~17 inches wide, ~24 inches deep.
+  <http://www.server-racks.com/eia-310.html>