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Type: Posts; User: rmachinist

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  1. Replies
    27
    Views
    472

    Re: Nico's PM-25 CNC Build

    shooter123456 what type of grease do you use?
  2. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    I was wondering if there would be any interest of buying if I made a few extra X/Y/Z Ballnut Mounts for the PM25MV this would help me out to buy few more parts for my PM25MV and may help someone else...
  3. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    when shopping for steppers motors do you know of a good source buy them from reasonable priced ? what size of power supply you think i may need
  4. Replies
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    Re: Did I Shim My Nuts Right? PM-25MV

    Thanks, This will help me out I appreciate it!
  5. Replies
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    Re: Did I Shim My Nuts Right? PM-25MV

    would you have any pictures of grease fittings?
  6. Flipping The Nut On A Ball Screw for PM-25MV - Precision Matthews

    i had to flip the nut 180 deg. on the screw


    https://www.youtube.com/watch?v=LL1TW4IcXYU
  7. Replies
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    75

    Did I Shim My Nuts Right? PM-25MV

    Hi,
    This is my first time doing a cnc conversion I would like little input if I did this right, Thanks
    ...
  8. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    little update i had to flip the ball nut around on the screw here is a little video
    https://www.youtube.com/watch?v=LL1TW4IcXYU
  9. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    what type of grease are you using?
  10. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    you have any pictures like to see what yours looks like compared to mine? i still need to buy a few more things I'm saving up for closed loop steppers, what type of fittings are you going using for...
  11. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    Going to try to get close loop steppers
  12. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    Those grease nipples are a bit of a laugh too. How do you expect to get a grease gun on the Z nut when it's fitted???. You want some elbow fittings and 4mm tubing so you can put the grease nipples on...
  13. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    Here are the ball screws I just received https://www.youtube.com/watch?v=7UYHzjYW7yg
  14. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    what size of OZ stepper motors should i go on the pm25mv?
  15. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    yea my Z is about .200 longer
  16. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    wow your doing a great job!
  17. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    hi brain, i just received my ball screws today can you do me a favor check your lengths on them and make sure there right and let me know? mind seem a bit long
  18. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    when I gotten my pm25mv I wasn't too happy with their quality neither I complain about it little to Precision Matthews for the money I spent on it, I was expecting something little nicer. It’s a...
  19. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    I bought the same one 3 days ago! a week thats fast! let me ask i'm still waiting on a tracking number did chai provide one and what mail carrier did he use?
  20. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    hey brain,
    yes i when with FK/FF10 and 12 they have Angular contact bearings/ who did you buy your ballscrews from?
  21. Re: started my cnc conversion for Precision Matthews PM-25MV Mill

    you have a good point, this is a proven plans and why i did it this way, if i ever do this again i will purchased the components first
  22. started my cnc conversion for Precision Matthews PM-25MV Mill

    Hi,

    I started my cnc conversion, I machine all the mounts now I need to order my ball screws next, here is one of many video's i posted look at this one or all Thanks, please let me know or...
  23. Replies
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    Re: PM25-MV CNC Conversion kit Help

    i have started my cnc conversion i made a few videos and more to come: https://www.youtube.com/watch?v=xCGt8fY1hwM
  24. Replies
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    Re: size of vise?

    wich one is better https://www.ebay.com/itm/TECHTONGDA-Various-Sizes-4-6inch-Milling-Machine-Vise-with-Base-or-without-Base/232867938985?var=532399075143 or...
  25. Replies
    13
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    277

    size of vise?

    hi,
    what a good size of vise to use on pm25mv ?
    Any recommendations? Around $80
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