My extruder design totally reliable May 28, 2014 11:52AM |
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Re: My extruder design totally reliable May 28, 2014 12:05PM |
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Re: My extruder design totally reliable May 28, 2014 12:52PM |
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Re: My extruder design totally reliable May 31, 2014 08:19AM |
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being made for a little smaller wire seems to be no problem the corners dig into the filament nicely obviously .5 for you is little too small if I remember right my wheel was for I.2 mm and I run 1.75mmQuote
jaguarking11
Its funny, I got my hands on a mig welder driver myself. Its design is very interesting, however the one I have is meant for .5mm wire, so too small for my use. However I can say that the teeth are farily spaced apart compared to direct drive or hobbled bolt. This design has a lower chance of shredding the filament or wire. Something to be learned from this path. Good luck with yours.
Re: My extruder design totally reliable June 01, 2014 10:48PM |
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Re: My extruder design totally reliable June 02, 2014 08:53AM |
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in this post it's a NEMA 17 but I have built one with Nema 23 for my large machine. But the 17 would have worked just fine you can see by just pushing it in I get one tooth above center one and one below with pretty good indentation three good indents on filament without moving the filament. Would be more if I increased the diameter of the pinch roller but I haven't had any problems the way it isQuote
Bill Clark
Dick, how many of those teeth are engaged at one time? I'm really starting to dislike the machined bolt thing. It's really becoming a problem for what I am doing now and this looks like a good solution. You are running a 100:1 planetary on a nema 23 or 17?
Re: My extruder design totally reliable June 02, 2014 06:52PM |
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Re: My extruder design totally reliable June 03, 2014 09:42PM |
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Bill I knew you would understand what I'm talking about keep us up to date on your projectQuote
Bill Clark
I like it and plan to start working on a design utilizing this approach. I think the reason everyone isn't biting on this is because the "standard" performs ok in normal use. Besides not everyone has mills and lathes to go bang this stuff out. I'm way outside the box on my current project and this is exactly what I need. Thanks
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