RackPrinter: Difference between revisions

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==== X/Y ====
==== X/Y ====


===== Alternative I ====
===== Alternative I =====


* [https://www.thingiverse.com/thing:666549 Alumimaker 2] style
* [https://www.thingiverse.com/thing:666549 Alumimaker 2] style
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** need to sustain heated bed temperature
** need to sustain heated bed temperature


==== Alternative II ====
===== Alternative II =====


* supported rails
* supported rails

Revision as of 12:54, 29 July 2015

What

  • Reliable workhorse mounted in 21U rack

Heated chamber

  • http://reprap.org/wiki/Heated_Build_Chamber
  • heat source (need 40-80°C, typical operating temperature seems to be 50°C)
    • hair dryer
      • veverak's note: Personal experience is that hair dryer wasn't exactly happy that he had to run for a long time
    • hot air gun
    • light source
    • epic heatbed
    • combination of the above
  • SSR
  • insulation

Heatbed bed

  • custom size required
  • SSR

Frame

  • 3030 alu from http://ehlinik.cz
  • Bolted to rack
  • Separate X/Y & Z stages
  • angle brackets
  • M6 hw

Motion

X/Y

Alternative I
  • Alumimaker 2 style
  • precision rods (M8)
  • precision bearings
  • shafts
  • gt2 belts
  • gt2 pulleys (20 teeth, 8mm bore)
  • 0.9° steppers
    • need to sustain heated bed temperature
Alternative II
  • supported rails
  • ballscrews

Z axis

  • 4x M12 rods
  • 4x LMK12LUU
  • 4x SHF12 12mm shaft support
  • ALU plate

Extruder

  • 2x bowden
    • drive wheel has to be located outside of the heated chamber
  • full metal
  • dual drive wheel

Hotend

  • dual or 2 separate X gantries
    • Cyclops (90GBP), needs water cooling mod
  • plastics
    • ABS
    • PLA
    • PVA support

Shoplift

Frame

Watercooling

X/Y

Z

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