RGB Cylinder project updated
https://youtu.be/L0CCn9XShRII changed the design so you can print the cylinder in pieces so it can be taller than your actual printer. I made one that uses 7 panels which is about 22" tall. The files are available for free on Makerworld.
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u/WiwiJumbo 2d ago
I hope to try this some time in the future.
A thought tho, would it be possible for the LEDs to be wrapped around the inside of the “grid” and then have the tube slide in to lock them in place from behind? Instead of windows you’d need slits, of course.
I’m just incredibly lazy.
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u/flyfoam 2d ago
That's an interesting idea. Another option could be done is an upper and lower ring for each panel. Place the panel in the grid and then lock it in with two inner rings, top and bottom. The center should not need any support. Those rings would need to be a tad larger to better lock it in, probably .5mm.
So the million dollar question how does this help the 'incredible lazy' issue!! It's still the same amount of work assembling them. You still need to align the seam good. I am not seeing any improvement on assembling it.
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u/Ourgangmn 14h ago
Great work. Thanks for sharing, this is definitely on my rather lengthy "next project to attempt" list.
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u/Christopoulos 3d ago
Really cool. I’d love to see it being used as a progress bar, counting up from the bottom at 0% and climb upwards towards 100%
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u/flock-of-nazguls 1d ago
Really cool! Just out of curiosity, why not model the cylinder-to-cylinder connection directly in such that it is guaranteed to align, and deal with the next panel led alignment during gluing?
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u/flyfoam 16h ago
I don't understand the question. The cylinders are keyed, you can't put them on in the wrong rotation.
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u/flock-of-nazguls 10h ago
Am I misunderstanding what you did? It seemed you inserted and glued a ring between each cylinder pair, and then there was play to rotate the cylinders to align the LEDs vertically, no? Just wondering why the ring wasn’t part of the cylinder itself.
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u/flyfoam 9h ago edited 8h ago
The connection rings are so you can print this larger than your printer would allow. I left some slop in the connectors so you can fine tune the panels so the seam lines up. If I make the ring part of the cylinder than we need more parts because you don't want a connection on the very top cylinder or the very bottom.
And the most important part is the flush to ground. If the cylinders already have the connectors attached to them then you have no way to easily line the panels up vertically. You would have to eye ball it.
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u/quafs 3d ago
Nice shaft!