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Type: Posts; User: ginner

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  1. Replies
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    1,806

    Re: Weird spindle noises

    Got that figured out. I had a couple of technicians for past few days working on it, and they fixed the spindle - in their words, there is a spacer (more like a tube) between the bearings, that got...
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    Yeah, removed the cover - I do not see anything...

    Yeah, removed the cover - I do not see anything like that.
    I was hardly waiting to come to my shop and try what you said, I know Fadal has hi/low speeds, but I can't see any kind of selector,...
  3. Replies
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    Thanks a lot, guys. I removed the sheetmetal...

    Thanks a lot, guys.

    I removed the sheetmetal cover from the spindle assembly - I can't see any moving parts other than the pulleys and the belt. I have tried to locate the sound more accurate -...
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    1,806

    Weird spindle noises

    Hello guys,

    I get strange spindle noises. When I warm up the spindle, nothing happens, everything is ok with it. When I run the program, in first couple of minutes, I get some strange noises that...
  5. Thank you very much, Ed. I will have to explain...

    Thank you very much, Ed. I will have to explain to myself that "backlash does not accumulate" thing, I believe it is so.
    Guess only thing is that thermal expansion then..

    I do not have cooling...
  6. Just a thought - I set the backlash value in...

    Just a thought - I set the backlash value in thous - vhat if it actually, for example, 1.25 thous? I can't (or can I???) type in that value, if I can measure it? If I really have that situation, it...
  7. Seems logical, Ed. Thanks for reply! Haven't...

    Seems logical, Ed. Thanks for reply! Haven't considered that. I do not have cooling of the ballscrew, saw it on this forum it exists???? I will think of way to check for it. 4 thous, is that much for...
  8. Fadal loosing something/somewhere - cumulative error or backlash?

    Hey guys, fadal VMC15xt here. Making some casting paterns (long programs, surfacing...) and noticed after a couple of those programs, if I use edge finder and touch reference surfaces in x and y...
  9. Replies
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    2,889

    Did it!!! Thanks a lot, guys. My electronic...

    Did it!!!

    Thanks a lot, guys. My electronic guy found nothing, and I tuned my amp (for the first time). My values were 800,700,and 590. Now they all are 595 - 600. Also, when I tried to run the...
  10. Replies
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    2,889

    When I run it manually or jog it for a couple of...

    When I run it manually or jog it for a couple of minutes it slowly starts to acts normally - the axis runs fine.
    Also, I do not have repeatability of the stall - one run in x+ runs fine, while the...
  11. Replies
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    2,889

    Really need help, guys!!! Switched my axis...

    Really need help, guys!!!

    Switched my axis amps few days ago, and the problem follows the amp that used to be on y axis - now it is on x axis and I have same set of problems.

    Except, now I...
  12. Replies
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    2,889

    Hey, I jogged using the button - same thing...

    Hey,

    I jogged using the button - same thing happens, I get that stalling. I am running program now at 1600 mm/min (5.2 foot/min) and nothing happens.

    The program is running fine.

    No error,...
  13. Replies
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    2,889

    Hey guys, the problem continues - I noticed that...

    Hey guys, the problem continues - I noticed that axis gets in a desired palce with no error I had a dial indicator while i was working mounted, the machine has good repetability in work. But, it...
  14. Thread: Dnc problem

    by ginner
    Replies
    11
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    3,796

    Hi, The most important thing is to find out...

    Hi,

    The most important thing is to find out if your machine is working properly - your communication module. Try to find out if there is some kind of test for it, like I had. If it is ok, you get...
  15. Replies
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    2,889

    Y axis stalling when I jog

    Hey guys,

    I noticed that when I jog y axis, it seems to be running late - i stop jogging on manual encoder, but the table takes some time to get to the end position. I haven't noticed that axis is...
  16. Thread: Vmc 15xt

    by ginner
    Replies
    3
    Views
    1,520

    Thanks a lot!!! Did as you wrote, and got that...

    Thanks a lot!!!

    Did as you wrote, and got that extra few inches that I need.

    Thrilled and can't wait to start working with "bigger" machine.

    I haven't figured out why would previous owner...
  17. Thread: Vmc 15xt

    by ginner
    Replies
    3
    Views
    1,520

    Vmc 15xt

    Hey, wrote a few times always helped me, thanks.

    Just asking - I have a fadal VMC15xt, but I have axes (travel) like regular VMC15.

    What is the thing?

    It wasn't a problem until now, but now...
  18. Thread: Dnc problem

    by ginner
    Replies
    11
    Views
    3,796

    I am running programms as I used to. DNC, running...

    I am running programms as I used to. DNC, running the pgm from the control unit... I have no idea what the problem was, I had a friend who came with his computer and we tried and fixed the problem.
    ...
  19. Thread: Dnc problem

    by ginner
    Replies
    11
    Views
    3,796

    Thanks for advice, man. Replaced and rewired my...

    Thanks for advice, man. Replaced and rewired my rs232 cable acc to the manual (this time full handshake), got myself a new lap top, and tried to delay next line transmission in cimco software, and...
  20. Thread: Dnc problem

    by ginner
    Replies
    11
    Views
    3,796

    Thanks for advice, man. Replaced and rewired my...

    Thanks for advice, man. Replaced and rewired my rs232 cable acc to the manual (this time full handshake), got myself a new lap top, and tried to delay next line transmission in cimco software, and...
  21. Thread: Dnc problem

    by ginner
    Replies
    11
    Views
    3,796

    Thanks a lot, man. I am using com port on some...

    Thanks a lot, man. I am using com port on some old lap top that I use only for dnc... Also I have manual like the one you linked, but it's older. I went through it ( communications troubleshooting)....
  22. Thread: Dnc problem

    by ginner
    Replies
    11
    Views
    3,796

    Thanks a lot, man. I am using com port on some...

    Thanks a lot, man. I am using com port on some old lap top that I use only for dnc... Also I have manual like the one you linked, but it's older. I went through it (troubleshootig
  23. Thread: Dnc problem

    by ginner
    Replies
    11
    Views
    3,796

    Dnc problem

    Hey,

    Trying to drip feed a program - and this is what I get:

    I can not run the whole program, the machine "runs out" of g-code after few dozen lines. Seems to me like the buffer is full, and...
  24. Replies
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    Hey guys. I found out a couple a weeks ago what...

    Hey guys. I found out a couple a weeks ago what was the problem in this case. I had one connector on the amp card that was not mounted properly. At the same time, my crt monitor was not working...
  25. Replies
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    Just removed CPU card. Sending it to the repair...

    Just removed CPU card. Sending it to the repair guy, just in case it's somthing as stupid as bad capacitor... But small chances for that, I bet i'll need a new one...

    Thanks, guys.
  26. Replies
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    Had jumper j2 on my 1400 board connected - I get...

    Had jumper j2 on my 1400 board connected - I get no "thumps" on pressing the green button, nor axis amp LEDs are blinking.

    However, my cpu board LED is also not blinking.
    Screen is useless, but...
  27. Replies
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    1,156

    Hey, Tried all that - all the same. My guess...

    Hey,

    Tried all that - all the same. My guess - battery dead (found that so, replaced it), lost all parameters. For some reason my screen wont work because of that. If I go to maintanence mode and...
  28. Replies
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    1,156

    Vmc15xt going crazy

    Hey guys, I have a problem. When I power up my vmc, and then hit the green button, this happens:

    1. I hear three "thumps" - same as the ones when I type cold start during normal start of the...
  29. Replies
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    Thanks, a lot! I am not by the machine, cant wait...

    Thanks, a lot! I am not by the machine, cant wait to try again!
  30. Replies
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    It runs in format 2. I assumed that was one of...

    It runs in format 2. I assumed that was one of the possibilities - I recently bought it and started working on it. I guess that's why in a drilling cycle it goes hole to hole to hole in G1 with...
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