Parametric spider axis coupler in OpenJsCad
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Published on April 5, 2012
Description
Here's a spider coupler for coupling two axes. Includes a cutout for a nut and a screw for attachment.
It's fully parametric, 16 parameters can be edited straight in your web browser.
It's fully parametric, 16 parameters can be edited straight in your web browser.
Instructions
Try the online version at:
joostn.github.com/OpenJsCad/couplerdemo.html
Or download the .jscad file and use the OpenJsCad parser:
joostn.github.com/OpenJsCad/processfile.html
A recent Chrome or Firefox is required (for WebGL support).
For each side of the coupler the axis diameter, inner depth and outer size can be configured, as well as the size of the tightening srew and nut. The 'spider tolerance' parameter slightly reduces the spider size, allowing the thing to absorb some wobble.
OpenJsCad is a javascript and browser based solid 3D CAD tool. For more information see:
joostn.github.com/OpenJsCad/
joostn.github.com/OpenJsCad/couplerdemo.html
Or download the .jscad file and use the OpenJsCad parser:
joostn.github.com/OpenJsCad/processfile.html
A recent Chrome or Firefox is required (for WebGL support).
For each side of the coupler the axis diameter, inner depth and outer size can be configured, as well as the size of the tightening srew and nut. The 'spider tolerance' parameter slightly reduces the spider size, allowing the thing to absorb some wobble.
OpenJsCad is a javascript and browser based solid 3D CAD tool. For more information see:
joostn.github.com/OpenJsCad/
License
Parametric spider axis coupler in OpenJsCad by joostn is licensed under the Attribution - Creative Commons license.

This coupler looks awesome and I'm looking forwards to using OpenJSCAD in the future.
Unfortunately, when I tried to print this model, Slic3r complained that the part was not a manifold and had overlapping/intersecting faces and the output tool path was complete garbage. Possible bug in OpenJSCAD's exporter?
Probably the problem is due to the fact that these tools expect a 2-manifold mesh. This is now exported by the STL exorter of OpenJsCad, so the problem should be fixed.
I fixed something about 2 weeks ago, did you generate the STL recently?
I don't use slic3r; does the file open in Meshlab?