RepRap Extruders: Difference between revisions

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=Strategy=
Select based on what Lulzbot and Prusa i3 Original use. Week time scale
*Select - By Monday
*BOM - by Tuesday
*Order - By Wed
*Test -Saturday
*Compatible with ramps, using existing RAMPS system
=Tech Tree of Choices=
Evaluated by:
*Open source
*Ramps compatible
*Simplicity + high performance
*Easy to source parts
*Easy to build (little to no cost for fabrication after parts are secured)
*Naturally low cost
*MK8 Extruder - $18 - [https://reprapchampion.com/products/3d-printer-reprap-extruder-diy-kit-1-75-0-4mm-hotend-nema-17-stepper-motor-prusa?utm_medium=cpc&utm_source=googlepla&gclid=CNnBvYLty88CFQ6MaQod5U0C-A&variant=12142239750]
*MK8 Extruder - $18 - [https://reprapchampion.com/products/3d-printer-reprap-extruder-diy-kit-1-75-0-4mm-hotend-nema-17-stepper-motor-prusa?utm_medium=cpc&utm_source=googlepla&gclid=CNnBvYLty88CFQ6MaQod5U0C-A&variant=12142239750]
=Links=
*RepRap extruder choices - [http://reprap.org/wiki/Category:Extruders]
*Instructables - [http://www.instructables.com/id/Print-with-advanced-filaments-DIY-simple-low-cost-/]
*Pellets - [https://3dprint.com/32983/universal-filament-extruder/]
=Choices=
*Mini J-Head - GPL - [http://reprap.org/wiki/Mini_J_Head_Nozzle]
*Lulzbot, with Hexagon hot end - [https://www.lulzbot.com/store/tool-heads/lulzbot-taz-single-extruder-tool-head-v2]
*J-head does polycarbonate - [https://www.amazon.com/gp/product/B010MZ8RKW/ref=pd_sim_328_4?ie=UTF8&psc=1&refRID=1FFT8A2GGEKQ8DNRB4X7] - $13
*J-head .5 mm - [http://www.ebay.com/itm/like/131649256083?lpid=82&chn=ps&ul_noapp=true]
*$35 j-head .5 mm prime - [https://www.amazon.com/gp/product/B00KQH6NAI/ref=pd_day0_328_7?ie=UTF8&psc=1&refRID=F4R1ERHX4ZE36JDGA1WW]
*'''MK8 Direct Drive Extruder Assembly''' - $35 - [http://www.ebay.com/itm/391434343004]
*Prime - j-head - $12 - [https://www.amazon.com/Anycubic-J-head-Printer-Filament-Extruder/dp/B016NTCN9W/ref=sr_1_3?s=industrial&ie=UTF8&qid=1476225113&sr=1-3&keywords=j-head+hot+end+3+mm]
*Universal extruder - http://www.thingiverse.com/thing:183982
*Compact 3 mm extruder - http://www.thingiverse.com/thing:375894
*Lucas - experimental - http://www.thingiverse.com/thing:378330
=MK8 With Direct Drive?=
*This says MK8 can do 3mm filament - [http://www.geeetech.com/assembled-mk8-extruder-p-857.html]
*3mm drive gear for MK8 - [https://www.amazon.com/Extruder-Filament-Reprap-Makerbot-Printer/dp/B00T7HS1XA]
*Geetech on Amazon prime - 3mm? - [https://www.amazon.com/Geeetech-MK8-printer-extruder-filament/dp/B00NPLAIBC]
*MK8 gear is strong enough to stall stepper motor - [http://airtripper.com/1676/3d-printer-extruder-filament-drive-gear-review-benchmark/]
*Pros and cons of direct vs geared extruders - [http://3dprintboard.com/showthread.php?4025-Extruder-comparison]
*"and move the filament's drive gear away from the heat that radiates up from the hotend. As far as I'm concerned it is a fatal design flaw in the Mk8-style extruders - [https://www.reddit.com/r/Reprap/comments/33qbd6/extruder_ticking_tried_everything_im_hopeless/]
=Wade Extruder=
*Genealogy - very nice - [http://reprap.org/wiki/Genealogy_/_Archeology_of_the_Greg%27s_Wade%27s_Geared_Extruder]
*$15 for parts, minus hot end and motor - [http://www.ebay.com/itm/Red-Greg-Wade-Remote-Bowden-Extruder-3D-Printer-J-Head-1-75-Hobbed-Bolt-Bearings-/272387521415?hash=item3f6b8fbb87:g:sYUAAOSwFdtXw9TW]
*About - [http://www.reprap.org/wiki/Geared_Nema17_Extruder]. [[Making a Hobbed Bolt]] is relatively easy.

Latest revision as of 05:12, 12 October 2016

Strategy

Select based on what Lulzbot and Prusa i3 Original use. Week time scale

  • Select - By Monday
  • BOM - by Tuesday
  • Order - By Wed
  • Test -Saturday
  • Compatible with ramps, using existing RAMPS system

Tech Tree of Choices

Evaluated by:

  • Open source
  • Ramps compatible
  • Simplicity + high performance
  • Easy to source parts
  • Easy to build (little to no cost for fabrication after parts are secured)
  • Naturally low cost


  • MK8 Extruder - $18 - [1]

Links

  • RepRap extruder choices - [2]
  • Instructables - [3]
  • Pellets - [4]

Choices

MK8 With Direct Drive?

  • This says MK8 can do 3mm filament - [12]
  • 3mm drive gear for MK8 - [13]
  • Geetech on Amazon prime - 3mm? - [14]
  • MK8 gear is strong enough to stall stepper motor - [15]
  • Pros and cons of direct vs geared extruders - [16]
  • "and move the filament's drive gear away from the heat that radiates up from the hotend. As far as I'm concerned it is a fatal design flaw in the Mk8-style extruders - [17]

Wade Extruder

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