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IndustryArena Forum > WoodWorking Machines > Commercial CNC Wood Routers > Chinese Machines > Z axis gaining spindle problem motor gets hot. Newbie into cnc

Thread: Z axis gaining spindle problem motor gets hot. Newbie into cnc

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  1. 05-16-2022, 07:10 PM #1
    Chmfhm
    Chmfhm is offline Member
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    Quote Originally Posted by CNCMAN172 View Post
    Does this machine use a USB interface versus a parallel interface card? If this is a USB interface, my bet is you are getting EMI interference causing the z axis to move just slightly as you try to move. You might be able to resolve this by purchasing a USB isolator, which is cheap about $15 and it isolates the laptop from the machine, so no EMI can cause Mach3 to do strange things.

    Russ
    Yes it is usb interface and usb cable is sheilded and has emi/rfi attached 6 inches from computer end connector
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  2. 05-16-2022, 07:45 PM #2
    mactec54
    mactec54 is offline Member
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    Re: Z axis gaining spindle problem motor gets hot. Newbie into cnc

    Quote Originally Posted by Chmfhm View Post
    Yes it is usb interface and usb cable is sheilded and has emi/rfi attached 6 inches from computer end connector
    Can you post some close up photos, of the wiring, I may see something that is causing the problem.
    Mactec54
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