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Type: Posts; User: islaww

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  1. Replies
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    Re: Rack and pinion spring wear

    The benefits of having the teeth pointed down to help prevent debris build up far outweighs any rare, and possibly unheard of benefits of preventing spring failure.
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    Re: Scanning large thermoformed parts

    Contact Brady Watson at Home

    [email protected]

    It may be a lot cheaper to have them scanned for you in the proper resolution than experimenting with the wrong scanner and the wrong...
  3. Re: ACORN CNC z-axis triggers drive fault despite motor not being faulted and enabled

    Most likely: Improper or incomplete autotune.
    second guess: No type of counterbalance on the Z
    3rd: Wrong jumper setting on the C86 ACCP
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    Re: Ether1616 Outputs not working

    I suggest that you ask this question, along with a current report from your controller, on the Centroid Acorn support forum
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    1,737

    Re: rebuilding a china machine

    For 1/8 microstep (1600) and 5mm pitch screw, try 1600 X 5.08 = 8128 steps per inch
  6. Re: Avid Pro Rack and Pinion question - losing steps while jogging.

    It's simple. The friction/stiction is greater than the force on the moveable parts.

    Once powered down and then back up, there is no guarantee that a stepper will "jump in" to the same torque...
  7. Re: Avid Pro Rack and Pinion question - losing steps while jogging.

    Yes, you are correct. If you remove power from a stepper drive, it will not hold position. What ever made you think that it would?
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    Re: Why I switched from MACH 3 to Centroid Acorn

    My first question to most that offer a strong opinion on the internet: Have you used both products so that you can offer an opinion based on your experience?

    The reason I ask is that some...
  9. Re: CNC Controller Recommendation Request / Equipment Recommendations

    Take a peek at Centroid Acorn. Specific versions for Mill, Router Lathe and soon Plasma.

    https://www.centroidcnc.com/centroid_diy/acorn_cnc_controller.html
  10. Thread: noise?

    by islaww
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    3,987

    Re: noise?

    Did you connect to the ProTuner software and tune the drive before or after you noticed the noise?

    I would suggest that you reset all the settings to the factory defaults and test from there. ...
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    Re: Acorn CNC PC requirement

    The Lenovo M92P's are getting harder to find, but they are out there. Search eBay for "Lenovo M92P" or "M93P"
  12. Re: Anyone ever build a 4 AXIS Rotary CNC Router

    Yes, was built on a large lathe bed and had an identical synchronized chuck on the tailstock end to reduce material flex as Gerry refers to above. Notice I said reduce, not eliminate.

    +1 to the...
  13. Re: is it possible Clearpath servo's do not provide encoder feedback?

    Have you installed EMI filters on power supply power lines?

    How about installing resistors on the step/direction signal terminals as per the Teknic manual?
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    Re: Centroid Acorn experiences?

    I can answer the question why it would not run a file, but would execute axis moves from the VCP arrows. LAN cable did not have a good connection. Below are 2 snippits from the log file showing...
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    Re: Centroid Acorn experiences?

    That would be incorrect. After the unit was returned and examined it was the ethernet port on the controller had an intermittent issue. It was actually bent sideways and was causing thousands (yes...
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    ShopBot Replacement Controller

    New for 2020. Full 3 axis (4 motor) replacement controllers for ShopBot CNC machines. based on the Centroid Acorn controller, this package offers 3-4 times the resolution, 2-3 times the cutting...
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    5HP Spindle, VFD & Cooler Kit

    This is a Chinese (take off on new machine) 3.7kw (5hp), ER20 Collet, 24000 RPM Electrospindle with the following:

    Spindle & Aluminum mount
    20' Shielded VFD rated cable
    3 ER20 collets (user...
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    Liquid Cooled Spindle Cooler Kit

    I'm now offering for sale 2 models of closed circuit solution for water cooled spindles. Constructed from powder coated aluminum tubing and uses high quality urethane tube and G1/4 one touch fittings...
  19. Re: Need Help Troubleshooting ShopBot CNC Router Control Box in the Long Island, NY A

    For less than the price of a service call: https://centroidcncforum.com/viewtopic.php?f=62&t=2147&start=10

    Closed loop and Teknic servo versions also

    [email protected]
  20. SOLD!!!

    Thanks for all the inquiries
  21. Re: Bridgeport Series ll Special Edition CNC Knee Mill

    Price lowered to $10,000 Buyer option to have Centroid control installed (N/C)
  22. Bridgeport Series ll Special Edition CNC Knee Mill

    Due to changing product lines I need to replace my existing "daily driver". Its a CNC Bridgeport Series ll Knee mill. Pictures of my conversion are documented here: ...
  23. Thread: m37 command

    by islaww
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    2,637

    Re: m37 command

    Look over this thread on the CAMaster forum, as the process is explained pretty well. Another note: Some machines store the tool length in the "H" register, some in the "T" register. Make sure...
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    Re: Centroid Acorn experiences?

    At first I would have assumed you weren't paying attention, but now it seems that you may have difficulty reading the English language. I will repeat: They all make money for me. I have no...
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    Re: Centroid Acorn experiences?

    Olfcnc…
    I also will have to call you out a bit. I am not a Centroid contractor. I am an independent system builder. Since 2015 I have built systems using UCCNC, ShopBot, WinCNC and Centroid Acorn...
  26. Re: CNC 3Axis Router w/rotary addition Software Glitch

    When a loss of steps is indicated I recommend that you cut feedrates in half and repeat to see if that cured the problem
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    Re: Home/Limit Switch Guidance

    This may give you a few ideas: https://www.youtube.com/watch?v=NvlBFmM2yos
  28. Re: Which motion control / software for a combo machine?

    A few points of clarification as some of the following statements are untrue.



    I am not a contractor of or for Centroid. I am a semi retired independent small (1 man) cnc control builder that...
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    Re: 4th axis touch probing

    I have been able to successfully integrate a laser fork sensor as a "no touch" probe. Although this example is on a wood lathe, the same exact principle would apply to a metal lathe. I used the...
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    Re: Leadshine startup problems

    "I'm beginning to feel a bit dumb. I can not get the Leadshine HBS86H hybrid step motor controller

    to work with the hybrid stepper motor. The motor is a Model 86HSE.5N-B32 model.

    First are...
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