3D Knot (hi-res)

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Published on January 9, 2011
This thing was Featured on January 12, 2011

Description

Higher-resolution version of MakeALot's 3D Knot, with base removed.

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Looks like someone stole your derivative design and put it up for sale on the new Cubify website: http://cubify.com/store/model_...

It's similar, but geometrically different... but only slightly.

Would be nice if someone could comment on that page with a link back here?

Hi there Chylld. I'm curious to know how you increased the resolution on MakeALot's STL - did you regenerate the object or subdivide the mesh on his STL?

I've created an OpenSCAD model to generate similar shapes, based on:

http://www.thingiverse.com/thi...

However it's painfully slow to render and I hoped you had a shortcut!

Cheers

Mike

The problem with open source tools is the seductive thought that anything you can imagine, you can do for free. So I implemented the algorithm as a tool script in Art of Illusion, and it's WAAAAAY quicker and higher resolution. I may tweak further to get the distortion effects but for now I need some sleep.

See here: http://www.thingiverse.com/thi...

I just subdivided it using a mesh smooth operation.

I do really love this object, it never fails to confuse my friends, "how does a 3D printer make THAT??". Also, it happens to be one of the very first things I printed.

I thought I'd share a picture of mine still on the printer, before any cleaning up. Printed supportless/raftless as you can see; didn't come out too poorly!

Also uploaded image of same knot after a few minutes with an x-acto and two 30s washes in acetone. I should have printed it a bit thicker and given it one more wash.

I printed one of these with support, then spent ten minutes or so with an X-acto knife cleaning it up. In the end I gave it a dip in acetone. Made it look much better. You can see it in the pic at http://pics.livejournal.com/re...

nice! your printer seems to print cleaner than a makerbot...

Does this print without support?

I imagine it would, MakeALot designed the bends to be pretty tight at the 3 tops so there should be minimal drooping. Some flattening of the bottom might be required though.

I printed this with same-material support, took 2 minutes to clean up.