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Type: Posts; User: MicFarlow

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    AvidCNC Surface Finish Quality

    Hi all,

    I am seeing a lot of surface quality issues on my AvidCNC machine. Using a .5 ball end mill with a .025 step over at 170ipm. I will attach a picture as an example.

    We have the AvidCNC...
  2. AvidCNC suddenly out of calibration with no changes by me or on the machine

    Hi All,

    I have had this machine running for years. I bought it when Avid was still CNCRouterParts. It is based on the LeadShine MX4660 with Nema 23 Servo's and I have the Pepperl and Fuch's...
  3. Re: Inherited a 4x8 machine that has some issues....

    so... an observation.... these steppers have a gear reduction of 29:1... that seems excessive to me. the Avid 960oz Nema 34's work just fine with a 3.2:1 ratio...

    I would think changing the gear...
  4. Re: Inherited a 4x8 machine that has some issues....

    How about this stepper motor from Avid... will it work with these 60v drivers?

    https://www.avidcnc.com/960-oz-in-nema-34-motor-p-112.html

    At 2mh the inductance is quite low and 960oz should be...
  5. Re: Inherited a 4x8 machine that has some issues....

    You are indeed correct... The steppers in question are Wantai 85BYGH450C-060 motors... they are 151mm length 1,700 oz motors driven with 60v power supplies. The easiest thing for me to do would be to...
  6. Re: Inherited a 4x8 machine that has some issues....

    Ok... so I actually misspoke.. I have steppers, not servos! My sincerest apologies about that!

    So.. They have 60v power supplies and I have measure them all to make sure they are at 60v and they...
  7. Re: Inherited a 4x8 machine that has some issues....

    I have no clue to be honest. Is that a setting in Mach3?
  8. Re: Inherited a 4x8 machine that has some issues....

    Quick followup... I just double checked and I was incorrect about the slave axis slowing down after a few inches... they both do it... and in both directions.. there is no set way that it happens....
  9. Inherited a 4x8 machine that has some issues....

    Hi All,

    So I started a new job and as a part of that I have inherited the duties of fixing thier existing CNC machine. Having built my own 4x4 Avid/Mach3 machine I am not a complete newbie but...
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