I3o
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Release status: working
| Description | i3o is a derivative of the Prusa I3.
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The Prusa i3 (iteration 3) is the newest and current 3D Printer design by RepRap Core Developer Prusajr (Josef Prusa). The Prusa i3o is a derivative]/fork that includes both a Larger Print Surface and Many Reinforced Parts.
It is no longer sold (as a kit or prebuilt printer) by DIYTechShop.
Contents
Specifications
For the Prusa i3o
- Printed Parts: 35
- Printing Size: 9" x 12" x 6.5"
- Precision: 50 Micron Z Resolution
Main Improvements
(main improvements made upon Josef Prusa's Prusa Mendel Iteration 3
- Frame Stabilizers
- Print friendly parts with minimal cleanup
- 9" x 12" x 6.5" Print Space (bigger than Makerbot Replicator 2)
Printed Parts
The STL files to make the printer can be found at:
Electronics
Stepper Motors
The Prusa i3o uses (including the Extruder), Five NEMA17 Stepper Motors:
- Two of these Motors (the Z-Axis motors), are connected to the same Stepper Driver of the Electronics
- If using Wade's Geared Extruder, it's Stepper Motor needs a minimum Holding Torque of 40Ncm (0.4Nm)
More information can be found on the Stepper Motor page.
Controller Electronics
Just about any RepRap Controller will work for the Prusa i3o.
Required Features:
- Four Stepper Drivers
- One Thermistor Input and one Heater Output for the Extruder
For comparisons, see List of electronics, Comparison of Electronics and Alternative Electronics.
Extruder
For the Prusa i3o
The extruder is a Wade's accessible cold end with spiky gears, as had been shipped in their kit. The Greg-Wade's from Josef Prusa's i3 repository will fit their X-Carriage.
Compatible hotends:
DIY Tech Shop Crayon tip hotend
E3D Hotend
Budashnozzle
- Note: The Budaschnozzle needs to be aligned *perfectly* with the extruder body or else filament will need to be fed carefully into the hotend.
All Jhead compatible hotends...
See Also
http://reprap.org/wiki/I3a 9X9 version.
