PrintrBot Jr
| QR-ID | |
|---|---|
| Navn | PrintrBot Jr |
| Kort beskr. | 3D-printer |
| Indehaver | HAL9k |
| Tovholder | mchro, jbr |
| Tilladt brug | Some hacking allowed, introduktion til 3D printer spørg på slack |
Update: This page is only kept for historical purposes.
We have a PrintrBot Jr. Adjustments to the config is currently ongoing, to get it into a more usable state.
Maybe good quick reference: http://www.instructables.com/files/orig/F7Q/XII2/HD4VF40M/F7QXII2HD4VF40M.pdf
Improvements to be made
A list of improvements that would make the printer even more awesome.
Things to print:
- Z-axis screw holder: http://www.thingiverse.com/thing:78023 mchro has openscad file for parametric hex nut size
- Fan duct - new fan mount?
- New Z-axis holder. http://www.thingiverse.com/thing:64738 mchro has openscad file for parametric spring size
- Filament guide for extruder: http://www.thingiverse.com/thing:35799
- X-axis tensioner: http://www.thingiverse.com/thing:82388 or other variant?
Drive Train Belt - DONE!
Upgrade belts to GT2.
Needs:
- 1m x GT2 Timing Belt (http://3dnielsen.dk/mekanik/107-gt2-timong-belt-pr-1-meter.html )
- 2 x GT2 Timing Pulley (http://3dnielsen.dk/mekanik/85-gt2-timing-pulleys-for-reprap.html )
Various:
- A couple of extra ball bearings (http://3dnielsen.dk/lm8uu/15-lm8uu.html )
Standard M8 Z-Axis - DONE!
http://www.thingiverse.com/thing:64738
Needs:
- M8 brass hex nut (messingmøtrik)
- Diverse
Also, Z-axis screw holder: http://www.thingiverse.com/thing:82896
Heated Bed - IN PROGRESS
A PCB-Milled heatbed.
- Needs: Double-sided PCB, 3mm glass
Alternative: Acrylic Bed
A cheaper/simpler alternative might be an acrylic bed, see http://hardwired.cc/?p=335
Various improvements
New (extra) gears, better drivetrain.
Bowden Extruder - DONE!
These are for 1.75mm filament http://www.thingiverse.com/thing:90335 http://www.thingiverse.com/thing:96178
This one is for 3mm filament http://www.thingiverse.com/thing:66337
Maybe shop at http://www.fittings.dk/
- J50000604 Teflon Tube 50m · PTFE, 6/4
- EC80K-0614 Push-in hex Nipple · BR, 6 × 1/4“