RackPrinter
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
- 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
- (need) 3030 alu from http://ehlinik.cz
Watercooling
- (ordered) water blocks http://www.aliexpress.com/item/Auminum-Water-Cooling-Block-40x40x12mm-Liquid-Cooler-Waterblock-radiator-for-GPU-CPU-cooling/32258639717.html
X/Y
- (ordered) 2x4 KP08 http://www.aliexpress.com/item/4pcs-8mm-KP08-kirksite-bearing-insert-bearing-shaft-support-Spherical-roller-zinc-alloy-mounted-bearings-pillow/1739080976.html
Z
- (available) 2x2 LMK12LUU http://www.aliexpress.com/item/Free-shipping-2pcs-LMK12LUU-12mm-long-square-flange-ball-bearing-bushing-12mm-linear-guide-rail-shaft/2050329095.html
- (ordered) 2x4 SHF12 http://www.aliexpress.com/item/Pack-of-4-SHF12-12mm-Aluminum-Linear-Rod-Rail-Shaft-Support-CNC-Route-New-E1Xc/1080335897.html