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  1. Replies
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    The only way to toggle off the cutter comp is to...

    The only way to toggle off the cutter comp is to completely clear out the cutter diameter from the tool data page or you accidentally edited the program to be Line Center instead of Line Left. ...
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    611

    Center of the endmill needs to be X zero. Same...

    Center of the endmill needs to be X zero. Same as you would set a drill bit.

    Here's my cheat sheet for milling a hex on the Mazak.
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    611

    When using polar coordinates (green numbers),...

    When using polar coordinates (green numbers), program to the corners of the hex. Take the radius value of your flat (1.5" / 2 = .75") and multiply it by 1.154 = .8655" to get the dimension from the...
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    386

    Sounds like it is a positive air purge for the...

    Sounds like it is a positive air purge for the turret to keep out the coolant. Newer Mazaks also have a positive air purge for the spindle.
  5. Replies
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    850

    The chuck needs to be in a clamped state before...

    The chuck needs to be in a clamped state before the spindle will start.
  6. Replies
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    406

    I believe he is talking about when the tool is...

    I believe he is talking about when the tool is backturning the faces on the finish pass. Finishing from smallest diameter to largest diameter with BAR OUT process.
  7. Replies
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    Yes .

    Yes .
  8. Replies
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    It would take a LOT of extra programming to do it...

    It would take a LOT of extra programming to do it that way and is really not needed for 99% of the things I have come across and I've been running Mazatrol for 24 years now.

    Sounds like your...
  9. Replies
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    397

    The holder types in my older machine are listed...

    The holder types in my older machine are listed as 1-4. Yours is the next generation control after my T-3 so not sure this will apply or not. Basically the different holder types just call up...
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    397

    Milling the flats as you described in your...

    Milling the flats as you described in your earlier post with a 90° head is not possible with just a C-axis. You would need a machine with a Y-axis.

    The only practical way to mill flats like that...
  11. Replies
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    Sounds like the spindle VFD might have died.

    Sounds like the spindle VFD might have died.
  12. Replies
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    850

    Make sure the spindle is stopped and you do not...

    Make sure the spindle is stopped and you do not have a part in the chuck when you flip that switch. The chuck jaws will move to the opposite position when you flip the switch.
  13. Replies
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    If it was me, I would put in a disconnect after...

    If it was me, I would put in a disconnect after the breaker.

    In my experience, circuit breakers in a breaker panel do not like it when there is a heavy load on the circuit when you turn on the...
  14. Replies
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    Got it. For this feature which is .25" above and...

    Got it. For this feature which is .25" above and below centerline, use XY coordinates. To do this, you push the XY soft key and then anything you enter will be yellow indicating you are in XY mode....
  15. Replies
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    757

    In my example, the machine will make a cut and...

    In my example, the machine will make a cut and leave 1/2 of the bar from center. It will comp the endmill as shown in the graphics.

    I can't help you anymore without a sketch of what you are...
  16. Replies
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    757

    X.7 is the length from centerline where the cut...

    X.7 is the length from centerline where the cut starts and then ends. You need to put in angle 0 to start and angle 180 for finish. If you look at the graphics, you will see what I'm talking about....
  17. Replies
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    757

    Yes, the center of the tool needs to be set to...

    Yes, the center of the tool needs to be set to the center of the part just like a drill bit.

    Tool data page needs to be full diameter of the endmill.

    On the figure check screen, push the button...
  18. Replies
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    757

    That's your problem. You need to set endmills...

    That's your problem. You need to set endmills the same way you would set a drill bit. X0 needs to be the center of the endmill. The machine cannot comp the endmill correctly if it is not in the...
  19. Replies
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    How are you setting the X geometry of the endmill?

    How are you setting the X geometry of the endmill?
  20. Replies
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    757

    Your tool data page looks fine. How are you...

    Your tool data page looks fine. How are you setting the X geometry of the endmill?
  21. Replies
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    10,377

    My truck driver Dad taught me a long time ago...

    My truck driver Dad taught me a long time ago when I was just starting out on a bicycle was to ride (and later drive) like I was invisible to everyone. Best advice he ever gave me.

    Second thing...
  22. Replies
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    Here's a Mitsubishi transformer out of a Mazak...

    Here's a Mitsubishi transformer out of a Mazak CNC lathe from ebay. The wiring diagram is glued on the inside of the removable cover. The transformers in my Mazaks have taps for various incoming...
  23. Replies
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    Did you change only 2 legs of the transformer and...

    Did you change only 2 legs of the transformer and not all 3 legs?

    I almost burned up a machine transformer in a matter of seconds when I only changed 2 legs. Started to smoke almost immediately...
  24. You posted your question in the General section. ...

    You posted your question in the General section. Try posting it again in the Mazak section of the forum.

    https://www.practicalmachinist.com/vb/mazak/
  25. Lots of parameters need to be changed in order to...

    Lots of parameters need to be changed in order to convert the machine to inches, but not that big of a deal to do. Get a copy of the parameters from Mazak for your machine's serial number.

    I...
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