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Type: Posts; User: ahacking

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  1. Replies
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    Re: Comments/thoughts on MX4660 wiring

    Hi.

    I have 2 switching units.

    I did not get any feedback and have put this project on pause.

    This may help, I was told 10,000uF caps are pretty big and may be a big current draw during...
  2. Replies
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    1,326

    Comments/thoughts on MX4660 wiring

    Dear all,

    I am getting around to wiring up my steel gantry CNC router.

    Was hoping that someone would have a look at my wiring notes and provide feedback.

    Thanks

    Adam
  3. Replies
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    Reccomendations for Spindle and VFD

    Can anyone recommend an ebay supplier / product that they have had good luck with. I'm looking for a water cooled 2.2KW spindle and VFD.

    Thanks

    Adam
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    Re: timing belts and pulleys for CNC

    Thanks Andrew. I'm not looking to change any ratios, just fold the system on itself so I can align the steppers parallel to the ballscrews and not have them sticking out from the machine.
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    428

    Re: timing belts and pulleys for CNC

    Thanks Gerry,

    Using them to drive ballscrews from my stepper motors (570oz)
  6. Replies
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    timing belts and pulleys for CNC

    Can anyone recommend a US supplier for timing belts and pulleys with reasonable prices? Anything I should look for in particular?

    Thanks

    Adam
  7. Re: New fixed gantry build looking for comments or suggestions

    Thanks again Andrew.

    I'll beef up the Z-axis.

    All the best,

    Adam
  8. New fixed gantry build looking for comments or suggestions

    Hi,

    I'm looking for any feedback on a steel frame fixed gantry design (below). My goal is to use this machine primarily to work with soft metal and a little bit of mild steel.
    This is still in...
  9. spindle & VFD advice - can anyone point out what to look for?

    Hi I'm looking for a spindle / VFD etc for a CNC router build (hobby machine), designed mainly to cut soft metals and mild steel.

    I was thinking approximately 2.2-3.5 kW?
    Should I go water or...
  10. spindle & VFD advice - can anyone recommend a good system and vendor.

    Hi I'm looking for a spindle / VFD etc for a CNC router build (hobby machine) and am wondering if anyone can recommend a good system and vendor.
    Approximately 2.2-3kW

    Water or Air cooled?
    Brand...
  11. Re: CNC Router Build - Electronics selection and overall advice - thanks!

    Thanks again Andrew.

    The MX4660 is similar in design to the Gecko 540, having motor controllers and a BOB built in.

    Can you tell me how to determine a "good" stepper motor from the specs and...
  12. Re: CNC Router Build - Electronics selection and overall advice - thanks!

    Hi Andrew.

    Thanks for the help and advice. I am now thinking of using the following. Does your advice still stand?

    All the best

    Adam


    Stepper Motors KL23H2100-50-4B $39.99 3 $119.97...
  13. Replies
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    Preferred stepper motor shaft diameter

    Is there a preferred shaft diameter. I have choices of 1/4 and 3/8 for a 570oz.in Nema 23.

    Thanks

    Adam
  14. CNC Router Build - Electronics selection and overall advice - thanks!

    Hi,

    I'm building a steel frame fixed gantry CNC mill with an X Y working area of about 24x24" and a Z axis of about 5". Primarily for soft metals and if possible some minor steel work. Its a...
  15. Re: Mach 4 breakout / controller board reccomendations

    Thanks Jon. I'm working with a clean slate for cutting soft metals. Planing on a gantry design with a 24x24" working area and about a 5" Z axis. Do you recommend any other control hardware to go with...
  16. Mach 4 breakout / controller board reccomendations

    Can anyone recommend any breakout / controller boards for Mach4 that they have been really pleased with?

    Thankd

    Adam
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