Bulbul Junior 3D Printer -new belt tensioner

Previous version
It was akward, looked ugly. To adjust belt tension of one axis, it requires to loose the vertex frame then turn the belt adjuster bolt. The problem is when the vertex frame is moves up, it affects alignment of the whole frame.

New version

Source: http://www.thingiverse.com/make:208879

M3x30 (I used M3x35) x1
M3x15 x2
F623ZZ x2
M3 washer x8 (used five washers on the idler)
M3 nut x3

M3x30 bolt x1
M3 nut x1
M3 washer x1
Leftside of the idler bearings – M3 washer x3
Rightside of the idler bearings – M3 washer x2


M3x15 x2
M3 washer x2
M3 nut x2Bulbul_Junior_20160331_0041


About janpenguin

Email: k2.mountain [at] gmail [dot] com Every content on the blog is made by Free and Open Source Software in GNU/Linux.
This entry was posted in DIY, Reprap 3D Printer and tagged , , . Bookmark the permalink.

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