New design for a CNC engraver/etcher/scratcher ... ???

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27 Aug 2022 20:47 #250595 by tommylight
What the tiiiiiit is this thing supposed to be named?
I am going with "scratcher" from now on, all it does is scratch the surface of granite or stone or glass or wood or...
So, i thought it would be nice to do a new design for these machines i keep making from time to time and since i had to learn FreeCAD again, i gave it a go, so here are the results of the Version 1 :



and Version 2 :


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27 Aug 2022 21:05 #250596 by tommylight
For more info and videosinstagram @toma.3d and @toma.cnc
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Attached is the full set of STL files in case anyone wants to build one, one part is compressed using 7Z and renamed to be able to upload, so remove ".txt" before unzipping it.
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The following user(s) said Thank You: phillc54, Clive S, snowgoer540

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28 Aug 2022 01:51 #250599 by phillc54
That is cool Tommy, I like "scratcher".
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01 Sep 2022 21:58 #250950 by tommylight
Here is a quick picture of the current state of "The Scratcher" as i got the frames back fro m painting yesterday so been busy putting it together.
Also printing parts for the second one in yellow PETG. :)
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06 Sep 2022 22:46 #251362 by tommylight
One done:


The other getting the spaghetti treatment or wiring:
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20 Sep 2022 00:20 #252372 by tommylight



Also finished this working occasionally on it

It has 4 motors on the Z axis so it probes 4 corners and adjusts each corner to make the table flat.

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28 Mar 2023 20:06 - 28 Mar 2023 20:08 #267727 by tommylight
Another video
youtube.com/shorts/mPyvLKJxuzI?feature=share
STL files are attached near the top, if anyone wants to build one.
Last edit: 28 Mar 2023 20:08 by tommylight. Reason: added link
The following user(s) said Thank You: Clive S, spumco

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