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Vertical Mill, Lathe Project Log > Mill/Turn lathe servo driven spindle drive?
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\r\n Mill/Turn lathe servo driven spindle drive?\r\n

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\r\n Hi All,
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\r\nI very much like the concept of the SwissMak and I\'m interested in making a slightly larger and more robust version of it.
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\r\nMy main concern is that I would like to use a large servo motor to drive the spindle but I have doubts that a timing belt would be an acceptable in terms of holding the spindle rigidly enough for milling operations. I don\'t want to use an inline direct drive because that would mean I could not put long stock in the chuck. I guess an option is an anti backlash split gear. Any thoughts on what may be a suitable means of driving the spindle?
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    \r\n Re: Mill/Turn lathe servo driven spindle drive?\r\n

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    \r\n A belt drive in combination with a disk brake would work well. That\'s what my lathe has.\r\n
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    Jim Dawson
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    1. #1
      Join Date
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      Mill/Turn lathe servo driven spindle drive?

      Hi All,

      I very much like the concept of the SwissMak and I'm interested in making a slightly larger and more robust version of it.

      My main concern is that I would like to use a large servo motor to drive the spindle but I have doubts that a timing belt would be an acceptable in terms of holding the spindle rigidly enough for milling operations. I don't want to use an inline direct drive because that would mean I could not put long stock in the chuck. I guess an option is an anti backlash split gear. Any thoughts on what may be a suitable means of driving the spindle?

      Thanks
      Splint

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