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Type: Posts; User: EmanuelGoldstein

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  1. If I'm understanding the question right, with a...

    If I'm understanding the question right, with a lathe of any size you can't do it. Inertia exists. It takes 11,000 horsepower to make a dragster accelerate that fast.

    If that worked, you could do...
  2. Can't do it. Maybe on a tiny lathe but anything...

    Can't do it. Maybe on a tiny lathe but anything with decent size turret and cross-slide, you have to allow some up-to-speed distance. Inertia, you probly heard about that.

    I can't speak for Jap...
  3. No, you start the thread one, two, three pitches...

    No, you start the thread one, two, three pitches farther away in Z. That's how every one I have ever used works.

    It would cost too much to treat the spindle as another axis. ($100,000 lathe and...
  4. That's how almost all commercial lathes work ......

    That's how almost all commercial lathes work ... There's a trigger pulse, then the control coordinates the speed and feedrates. That's the reason you can't change speeds between passes. (Newer lathes...
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