HST double bolt bowden extruder V4 by Heik 3d model
Warning. This content is not moderated and could be offensive.
m4
3dmdb logo
Thingiverse
HST double bolt bowden extruder V4 by Heik

HST double bolt bowden extruder V4 by Heik

by Thingiverse
Last crawled date: 3 years ago
this is an advanced version of "HST double bolt bowden extruder" (http://www.thingiverse.com/thing:437949)
now with access to clean bolts and one central screw for tensioning. This bowden extruder is quite big, but it transports the filament very well without any problems during a long period of time.
Parts:
2x Hobbed Bolt: diameter = 8mm, length = 24 mm
2x Bearing 608zz
4x Bearing 688
2x M8 Hexaon Head Screw length = 50 mm
2x M8 Nut
4x Washer (diam-int = 8,4 mm / diam-ext = 16 mm)
4x Washer (diam-int ~ 8,4 mm / diam-ext ~ 12 mm) assembled in direct contact to bearings 688
1x M4 Screw length = 30 mm
1x M4 Nut
~ 100mm ptfe tube 4/2 (for 1.75 filament, for 3mm filament no need)
Update v4 rev1:
clamp updated, better printable, stronger, lighter (less material)
Update v4 rev2:
slot for M4 Nut to fix PTFE-bowden (diam. 4mm)
Update v4 rev3:
channel for PTFE.tube to disassemble quickly with nut M4
downholder for PTFE-tube added to lever-modell

Tags