Top Loading Buffer Base for MMU - Make it your size

Scaleable Buffer Base for the MMU Buffer System
5h 37m
1× print file
0.20 mm
0.40 mm
90.00 g
34
121
2
1288
updated August 19, 2023

Description

PDF

Cause i have no problems with my MMU2S System, but i really hate the old Prusa Buffer, i decided to upgrade only the Buffer. But for my enclosure i need top loading, cause my filament spools hanging right over the printer.

I grab my CAD and simply rework the new Prusa Buffer.

Material List for this built:

  • printed parts from Original needed: 
  1. 5x Wheel
  2. 10x Segment
  3. 1x Segmenter
  4. 6-7x Plate Holder (to close all possible traps for the Filament)
  5. PTFE Clip (as much as you want or need)
  6. this part here with a base that fit to your measurements
  • 8x M3x30mm cylindric Screws
  • 8x M3ns Nuts (took my out of the spare bag of the printer)
  • 15x M3 Hex Nuts
  • 25x M3x6mm cylindric Screws
  • 10x Heatsink Collet for E3D Hotend (if u have time: use Ali Baba, i used this: https://www.prusa3d.com/de/produkt/heatsink-collet-e3d/ )
  • 5x Buffer plates from the MMU Buffer or print you stable separations
  • 10x PTFE Tube in the length that you need
  • 5x 693 2RS Bearings
  • Shaft 2.9mmx8.5mm (cut mine from 2,9 mm DIY Steel)

recommended Print Settings:

  • choose if u want to print the print ready or scalable variant and download it
  • if u want to scale the Base only scale in x- or y- axis
  • 0,2 Layer
  • Quality Profile (Prusa Slicer)
  • 15% Infill
  • PETG, ABS etc no PLA

Construction:

  1. Put the Segment together (https://help.prusa3d.com/guide/7-cassette-buffer-assembly_381796 Step 11-16)
  2. Install the Segmenter as seen in Step 5
  3. Install the Base on the opposite side of the Buffer with 4x M3x30 and 4x M3ns nuts
  4. Install plate Holder like in this picture
  5. Connect your PTFE Tubes
  • My Filament-Spools sitting over my printer. Cause of that I choose the following connection
  1. Incoming Filament from the Spools
  2. Outgoing Filament tube to the MMU

Happy Printing with your new Top Loading Buffer. :)

Have an Eye on my other models and leave me a like or a comment.

Yours Scab

 

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Model origin

The author remixed this model.

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