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Prusa MK4 y-axis belt tensioner
Prusa MK4 y-axis belt tensioner — Image 2 of 4
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3D model · Printables

Prusa MK4 y-axis belt tensioner

Model details

Platform
Printables
Price
Free
License
CC-BY
Print, modify and use commercially — credit the author.
Formats
STL
  • 68 Likes
  • 185 Downloads
  • 7 Makes
  • 13 Comments
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Author:w huson

Published

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Description

Mk4 belt tensioner with front access. Belt holder modified to MK4 belt holder dimensions. Tensioner frame mount adjusted to hold the GT2-20 pulley(15mm diameter).

Printed with PETG, 20% infill, support overall to keep hole dimensions.

Additional hardware: (1) M3 x 30mm socket head screws with Nylock nut to hold the swing arm (1) M3 x 30mm socket head screw with Nylock nut to hold the pulley (1) M3 x 30mm socket head screw with Nylock nut for adjustment (1) GT2 Pulley 6 mm belt | 20 teeth | 3 mm axis

Note: this is for a GT2-20T idler for 6mm belt only...

Update: Added a frame with square nuts as in the original Prusa X idler

Tags

prusabelttensionermk4
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