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Type: Posts; User: Dec0y

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  1. Re: Which epoxy for dead flat surfaces? and hardness?

    You will never get FLAT resin, you will always have surface tension to mold walls, but more so as it cures you get as much as ~3% shirinkage and perticularly in the centres.
    You would have to use a...
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    Re: Windows Administrator password

    google herens boot cd password recovery
  3. Re: Lost parameters on syntec machine cnc sk4300

    why cant you restore it?
    and what model controller do you have, im familiar with 6mb
  4. Re: Looking for stepper motor control system for a single axis

    Hi Marshall
    I will make the assumption that you are making a camera slider or auto feed for something..

    I have made 555 circuits to drive a manual feed with direction switch and variable speed....
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    Re: Gravograph VX Upgrade/Rebuild

    Cheers..
    Bit of old school refurb was a part of the motivation, but more so it is a very very good solid machine with an excellent working bed.
    will do more of a report once I have it doing its...
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    Gravograph VX Upgrade/Rebuild

    I picked up / rescued an old Gravograph VX Engraving machine
    I just finnished building and fitting the new X/Z Carriage and its running nice.

    The machine was well built in the 80's, it has a...
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    Re: USB adapter for my 3040CNC?

    No it doesnt, but many start spindle manualy and dont need the feature, afterall it is intended to replace a parrallel BOB that woulld not have one also.
    For a sub $20 controller its a good option...
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    Re: USB adapter for my 3040CNC?

    This topic should be shut locked!

    You can find Core 2 Duo PC/s on the side of the road that come with a WIN7 Lic and worst case you can buy one for $50 to set up as a dedicated CNC PC.
    Hell its...
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    Re: USB adapter for my 3040CNC?

    If you are using Mach3 just use this card.
    google "Mach3 Green USB"
    So CHEAP
  10. Re: Replacing PSU with higher wattage PSU CO2 Laser

    So far all good, I am back up and operational.
    I will report back if I experiance any problems over time resulting from the higher output PSU.

    Picked up a brand new MYGJ-80W , could not resist...
  11. Re: Replacing PSU with higher wattage PSU CO2 Laser

    Cheers

    I was of similar opinion that I can turn down the power to suit the tube, anyway if it stuffs the tube ill have to buy a bigger one :)

    I have picked her up and it has a small hole with...
  12. Replacing PSU with higher wattage PSU CO2 Laser

    Hi I have a K40 Laser "700mm Tube" and the PSU just **** it self.

    I can wait 2-4weeks to get one.
    or...
    I can pick up a, what is advertised as a 60W PSU, but the model indicates a 80w "Cloudray...
  13. Re: Driver Stepper Compatibility - Japan Server Co. and CWD556 - Gravograh vx86 rebui

    Cheers Craig,

    Just wanted a bit of confirmation before connecting.
    Was using 24V to be on safe side damage wise if not compatible.

    Anyway wiring it it up now with 48v PSU.
  14. Driver Stepper Compatibility - Japan Server Co. and CWD556 - Gravograh vx86 rebuild

    Hey guys, I am retrofiting a Gravograph VX86 and would like to try and reuse the exisiting steppers.

    They are 8 wire and phases have been paired by Gravograph, see attached photos.

    Would CWD556...
  15. Industrial Touchscreen PC - Atom 1.6Ghz - 2Gb Ram @ Sydney Australia

    $250, Offers considered.
    Located Sydney NSW Australia
    Also listed on Facebook Marketplace

    Ned Mob: 0414709485

    Industrial Touchscreen PC
    Atom 1.6Ghz
    60Gb SSD
    2Gb Ram
  16. Re: New Build Help - Choosing closed loop stepper + drivers

    I own Mach3 and prefer to use it, this is the BOB I am looking at using.
    Or should I be looking at something else?

    Probaly should move this to a bild thread.
    ...
  17. Re: New Build Help - Choosing closed loop stepper + drivers

    I can get it swapped to their CL86 driver.
    Is it soemthing special or a feature about lichuans driver?
  18. Re: New Build Help - Choosing closed loop stepper + drivers

    I did see your post where you recomended getting the 86 drivers but did not disclose why.
    Is there a reason there is a problem with the 57 drivers?

    I will ask tomorrow if they can swap them.
  19. Re: New Build Help - Choosing closed loop stepper + drivers

    I have not ordered yet, I am in the process of ordering now.
    This is where I am up to, I am building 2 machines.

    I am not overly fussed on how fast It can move when not under load, more focused...
  20. Re: New Build Help - Choosing closed loop stepper + drivers

    Thanks Peter
    I was trying to send you a msg but it said you're inbox was full
    Any opinion on their drivers?
  21. Re: New Build Help - Choosing closed loop stepper + drivers

    This is the extruded profile to be used for the Gantry its 1500x75x100.
    It will have HGH25mm Rails and bearings fitted
    the Z will be weighty with 25mm rails

    Any sugestions or Ideas etc would...
  22. Re: New Build Help - Choosing closed loop stepper + drivers

    It has been sugested that the nema23 2.6nm will be plenty enough for a CNC router
  23. New Build Help - Choosing closed loop stepper + drivers

    I curently have a Chinese 6040, and am building a 1500x1500 with a 1200x1200 work area.

    I will be using 25mm rails and bearings and 1605 ballscrews.

    I have ordered:
    3x 1500mm SFU1605 ball...
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    Poll: Re: Best Gantry Linear Rail Configuration ?

    Thanks for your feedback
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    Poll: Re: Best Gantry Linear Rail Configuration ?

    Interesting..
    280+ views and no opinions on what would be the better gantry rail configuration.
    Maybe I made the question to hard or confusing..
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    Poll: Best Gantry Linear Rail Configuration ?

    https://i.imgur.com/ZOiZB0P.jpg
  27. Thread: Dust collection

    by Dec0y
    Replies
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    5,093

    Re: Dust collection

    What many overlook is what happens just below the inversion point, I have more tests to do but I believe a neutral pressure cell is created similar to that of the Eye of a Cyclone that facilitates...
  28. Thread: Dust collection

    by Dec0y
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    5,093

    Re: Dust collection

    ;)

    Here is a link to ALCHE whitepaper on cyclonic Separation, the video I linked is presented in the whitepaper.
    These guys do a very good presentation, being a Chemical Engineering Academic...
  29. Thread: Dust collection

    by Dec0y
    Replies
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    5,093

    Re: Dust collection

    the inner tube in Peteeng Korean YouTube picture is marked R2 will not come in contact with harsh solids.
    The intake is at the top marked Hc or Bc once in there and it debris or particles pass the...
  30. Thread: Dust collection

    by Dec0y
    Replies
    24
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    5,093

    Re: Dust collection

    I do not see the link?

    I have watched many videos and read many papers, there is no one place that goes in depth into the processes.
    Always happy to engage in any discussion with anybody who has...
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