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Type: Posts; User: DrStein99

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  1. Re: Belt drive linear: Why is there spring on idle pulley?

    I'm looking at this assembly again. There is just enough spring movement for me to get the belt off easily. It could just be a service factor thing, where the springs automatically provide exact...
  2. Re: Belt drive linear: Why is there spring on idle pulley?

    It is a big guess for me too. I parted out a large office photo copier, and many of the belt drive guides in there had springs on the idle pulley. If someone needed to change a belt, they would...
  3. Belt drive linear: Why is there spring on idle pulley?

    Does a spring on the idle pulley serve a purpose, besides easily change the belt?
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    Re: itx motherboard advice

    after disabling turbo boost and speed boosting according to linuxcnc wiki I got an even greater performance.


    Max interval max jitter last interval...
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    Re: itx motherboard advice

    fter disabling onboard audio and all usb ports except rear 2 usb, numbers improved dramatically:

    Max interval max jitter last interval
    ...
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    Re: itx motherboard advice

    I ran the latency test. Unfortunately, since I wasn't able to install GOOGLE CHROME on the version of linuxcnc I downloaded, from the ISO - since it's default is 32 BIT (but that's another...
  7. Re: Curious: PCB etching - use printed traces as resist

    I am interested in knowing how any why you believe print PCB tracks will not work.
  8. Re: Curious: PCB etching - use printed traces as resist

    Ok so your saying the hot plastic glue is sloppy, and I would end up having a nice adventure playing with the extrusion head. Ok, well I can understand that. There are so many of these tiny...
  9. Re: Curious: PCB etching - use printed traces as resist

    I'm familiar with the toner transfer a sending away for pcb production. No thanks.
  10. Curious: PCB etching - use printed traces as resist

    Can I put a bare copper PCB on the plate of the 3d printer, and print a layer of plastic (pla, abs, or WHATEVER is used) directly to a bare copper board? I want to print a printed circuit board...
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    Re: itx motherboard advice

    Well, after a week more of research. I found a bunch of "dell optiplex sff 790 I5" priced $110 on ebay, complete with memory and hard drives. It's 12" x 12" x 4" for the whole thing, case power...
  12. Setup machine Scara or Puma style, kinemetics

    Hello. I've been using Linuxcnc mainly for a standard 3 axis milling style machine and love it alot. Recently, I found some very interesting youtube videos where people use Linuxcnc to control...
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    Re: 3d printhead for acid resist mask

    Using a 3d print head for resist etching seems like a simple idea. I can't understand why I can't find examples of anyone trying it, with so many people using 3d extrusion printing now.
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    Re: 3d printhead for acid resist mask

    Dharmic: Thanks for the input. I've scrapped 3 laser printers so far, and am not interested in buying another unreliable used one or a new one for a nice low cost of $500+ an additional toner...
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    itx motherboard advice

    I've been using linux cnc successfully to retrofit large mechanical outdated cnc machines, and very impressed with the whole system. I now want to build a very small compact system for desk / bench...
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    3d printhead for acid resist mask

    I have searched around google and haven't found anything conclusive. I found some theories, but can't find any project that claim success past 1 first initial test.

    I would like to bolt a...
  17. 2 axis, 2d arm, with soleinoid - to draw

    Can EMC2 handle an arm style setup? I just want to motors on a desktop with a pen for drawing purposes.

    I've build many 3 axis routers in the past, so I'm very familiar with the hardware setup...
  18. Print plastic traces on nlank copper clad for circuit board etch resist

    I'm building a gantry multipurpose CNC machine (not my first build) and got all the mechanics of that squared away no problem. What I am looking to do is this:

    I want to buy a 3d extrusion print...
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    Its not a milling machine or 3x mill or lathe. I...

    Its not a milling machine or 3x mill or lathe. I want step/dir inputs - for these servo d/c motors with quad encoders that use probably 1 amp of power.
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    Its just a dc motor with a quadrature encoder. 2...

    Its just a dc motor with a quadrature encoder. 2 lines power the motor, and 4 for the encoder. Encoder power+,ground, and the two bit signals.
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    Cheap hobby servo for small motors

    Is there any cheap hobby boards for little servo motors? I'm trying to build an automatic cigarette stuffing machine, and I found a mechanism at a flea-market, but it has gearhead servo motors. I'm...
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    mycenter 1 manual

    Does anyone have a link for the builder manual on a mycenter 1, fanuc 3m model c please?
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    I may have two if your still interested.

    I may have two if your still interested.
  24. mycenter 1 - fanuc 3m model c / atc problem

    The led display does not seem to move away from "1" when I advance carousel. When in MDI mode, do "M6 T2" does NOTHING. Just did a master reset (accidentally) and wiped parameters - just put them...
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    NOT READY goes away when I put the "2nd" switch...

    NOT READY goes away when I put the "2nd" switch up. I fixed the issue, the limit switch for y and z were both jammed.


    -- new problem, the tool changer does not appear to work
    I advance...
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