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  1. JSlippy

    Change from 2d to 3D models

    Don't be cheap and buy a tool that doesn't do the job (SW). We have been using SW for designing an aircraft, but are getting ready to move to CATIA or UG. Early leaders in our organization thought it would be good to save some money and use a cheaper CAD package. Then, when it wouldn't...
  2. JSlippy

    Worm Drive Center Distance tolerance.

    My situation has a DP of about 20 (D=1.5, 30 teeth on worm gear). According to the above tolerances, I would need a center distance tolerance of about 1/2 of a thousanth. This seems a little bit tight to me, considering the components that need to stack up between the two shafts of the worm...
  3. JSlippy

    Worm Drive Center Distance tolerance.

    Thank you for the input! This little bit of information is really helpful. -J
  4. JSlippy

    Worm Drive Center Distance tolerance.

    I am designing a worm drive consisting of a worm driving an internally threaded wormgear to move a concentric non-rotating acme threaded rod. The gear is loaded predominantly in the axial (thrust) direction, so I am considering using thrust roller bearings for the thrust loads and simple...
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