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Type: Posts; User: SeanLe

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  1. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Playinghttps://uploads.tapatalk-cdn.com/20180224/811a60327dc089179b9f48c3538b28e3.jpg

    Sent from my SM-G935F using Tapatalk
  2. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Oh the result of that cut.

    It's around 33mm total

    https://uploads.tapatalk-cdn.com/20180224/9c2806f78378c89f21d5f5cb5d8903c0.jpg

    Sent from my SM-G935F using Tapatalk
  3. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Life got in the way and I ended up leaving this project on the bench for months.

    I finally got back into it a few weeks back.

    I swapped some linear bearings out for new ones, modified motor...
  4. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    First run.

    Was very late last night so one terrible video after quickly wiring up the steppers.


    https://youtu.be/70oZblJyQok

    Sent from my SM-G935F using Tapatalk
  5. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Current state of machine:

    Been waiting for months for my flexible shaft couplings to arrive, they finally did on Monday.

    So now motors are in place and I'm busy doing the wiring from machine...
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    Re: Aliexpress spindles power curve

    I haven't, I'm afraid that responses on this forum are infrequent at best so hope you get a reply but not holding my breath.

    Sent from my SM-G935F using Tapatalk
  7. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Not posted here for a while but here is some of the progress. Still lots to do but it's all coming together nicely now.

    Controller is now ready and waiting. I have started with the wiring,...
  8. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Finally got a few hours.

    What the case looks like right now.

    357002
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    Re: Z axis slowly dropping during cut.

    This is what is left of the Z Servo Label.
    Sadly I can not read the model number off there and searching for the partial number I can find is not giving me any results on their webpage or via...
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    Re: Z axis slowly dropping during cut.

    The cavity was milled out in 2d and then I attempted to add a texture to the bottom using a raster strategy.
    When that failed I tried an offset strategy starting from the centre.

    Whole die....
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    Z axis slowly dropping during cut.

    Hi,

    I am at my wits end with this machine.
    Any assistance will be greatly appreciated, even if it's just suggestions as to what I should try next to troubleshoot.

    When I send 2d cuts to the...
  12. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    I got the mechanics working but till now not had time for the electronics. Going to get to that very soon at least. Should have my evening's free from next week.

    Note: Tapatalk and SwiftKey used...
  13. Replies
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    Re: H-Square with Vision controller

    In case you are interested. http://www.cnczone.com/forums/engraving-machines/321720-cnc-software.html

    Served by a Droid
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    Re: H-Square with Vision controller

    I am busy rebuilding one with a cheap Chinese Stepper kit.

    Just short on time...

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    Re: 65mm 1.5kw spindle question

    Jagger

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    Re: 65mm 1.5kw spindle question

    Unless you go for something like an Alfred Jaeger...

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  17. Re: CNCRP Pro4896 with HY 220 VFD and Water cooled spindle - Estop issue fixed

    Thank you for the information :)

    I plan on using similar hardware in my next build.

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  18. Re: Spindle: Air vs water cooled - current situation?

    From what I understand, there are various methods used. Passive circulation is possible with highly heat conductive materials (copper/aluminium).
    The "water" in the pipe closest to the heat source...
  19. Re: Best laser cutters for around £10k - newb alert - advice needed!

    Oh, 600mm x 1000mm bed

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  20. Re: Best laser cutters for around £10k - newb alert - advice needed!

    I bought a 70watt co2 for our company from a company called Golden laser in 2011. Still runs perfectly. Back then it cost us around $8000, they are cheaper by far now.

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    Re: CNC engraver upgrade

    Hi,

    You may have some luck with something like engravelab.

    There is a 15 day fully functional trial on the site [emoji4]

    Served by a Droid
  22. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    I have taken the machine completely apart.
    I used around 1l of degreaser and a high pressure sprayer on the frame and anything else that could get wet.
    I then drilled and rethreaded some holes on...
  23. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Quick update.

    Just about finished stripping the frame down to the bone for a very good cleaning and likely painting.

    I am considering leaving the painting for now, stripping it again after 6...
  24. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Bits of the electronics I will likely reuse (limit switches and induction motor starting cap not in here).

    339768
    339770
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    Re: My Chinese CNC Router Purchase 1325B

    And now the fun part actually begins :)

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  26. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    Stripped all the old power supplies out of the controller yesterday, will use the 220v to 110v converter for the spindle that came with the machine and may use the Stepper motors supply for powering...
  27. Re: Champion H-Square CH1912 As frame for 3 axis machine.

    I tried getting it to run via engrave-lab trial but no luck.
    339260

    Old crt monitor I've had for years. Obviously not part of the system.

    Decided that enough is enough and started stripping...
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    Re: Models for ArtCam

    You make pretty nice models :)

    See what i can upload on Monday
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    Re: Controller identification and thoughts?

    339176339178339180

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    Controller identification and thoughts?

    Hi,

    Does anyone recognize these controllers?

    I basically want to buy a controller and driver kit for an old hsquare machine to replace the current controller and drivers as I want a bit more...
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