I also found this type, made of teflon, cheaper, any opinion?
Type: Posts; User: jvalencia
I also found this type, made of teflon, cheaper, any opinion?
I'm asking because I've had severe problems with resonance and by putting some pieces of rubber between the steppers and the brackets I've had no more problems (no stall or rattle).
Hello awerby, after some tests I could get to run at 3m/min reliably. It's enough for my needs, thanks. I still can change my power supplies to 48v and get a bit more, but right now it's ok.
Hello guys, I've been struggling with my steppers for some time.
I'm using those "famous" nema 23 3nm steppers from ebay with the following specs: 4.2A 3.8mH 200 step/rev being driven at 36V.
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Hello everyone, we are making lots of furniture with this machine but something that we can't do are horizontal drills near the clamps.
Look at this schematic:
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Just building my first CNC and wanted to share my first milestone: working electronics :)
Noname breakout board with 3nm Nema 23, Leadshine DM542 drivers and MeanWell power supplies.
Everything...
That cnc uses rack and pinion with geared steppers. My modification will be to use ballscrews. I've yet to figure how to attach them. I'm waiting for some parts to arrive yet.
Sorry guys, the first photo is just the "top" of the machine, it will require a table.
The machine is suppose to be raised from the bed, as in this photo:
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These are 8080 extrusions, I think they are fine (cncrouterparts use 4080 IIRC). X axis will be several extrusions tied together.
Some time ago I found this cnc model and I liked how simple and rigid it looked.
https://www.cnczone.com/forums/attachment.php?attachmentid=390818&stc=1
Now, I'm buying parts to make my own cnc...