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M8x60_chamfered.stl
README.md
adapted_internal_gear.stl
attribution_card.htm
base_support.stl
big_gear.stl
herringbone_large_gear.stl
herringbone_small_gear.stl
hp2_paste.FCStd
plunge barrel 10 cc.stl
plunge.stl
small_gear.stl
spring_press.stl
taper tip.stl

README.md

CC-4.0-SA Jan2019 Nicuma3

Derivative of "Harry's Paste Extruder by yoursstreuli Apr 3, 2015" at https://www.thingiverse.com/thing:754436 and "Greg wade accessible extruder/ AB_design by AB-Design Apr 20, 2018" https://www.thingiverse.com/thing:2868510

Adaptable to Prusa Hephestos 1 - BQ (https://www.bq.com/es/support/hephestos/support-sheet and https://github.com/bq/prusa-i3-hephestos)

BOM (Bill of materials):

  • x1 NEMA 17 step driver
  • x2 screws M3x50 mm
  • x4 M3 washers
  • x2 springs (ex .: https://orballoprinting.com/es/mecanica/39-muelle-extrusor.html)
  • x1 screw M3x30 mm
  • x2 screws M3x40 mm
  • x5 M3 nuts
  • x1 M8x60mm chamfered screw
  • x6 M8 washers
  • x1 M8 lock nut
  • x2 axial bearings 608
  • x1 piece of threaded rod or similar M4x20 mm (holds the axial bearing 624)
  • x1 axial bearing 624 bearing
  • x5 printed pieces (base_support, small_gear, big_gear, adapted_internal_gear, plunge, spring_press)

Assembly and more info at: openbioprinting.org

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