Re: [CAD_CAM_EDM_DRO] Ball Screw Crackle Crackle

Better back off a bit more ... sounds tight to me.


At 09:15 PM 1/14/03 -0000, you wrote:

>My newly installed Ball Screws have a disturbing
>ball crackle.
>
>This being my first experience with Ball Screws,
>I'm not sure just how normal this is?
>Somewere I've gotten the drift that a certain
>amount of crackle is ok.
>
>I'm using Rockford 5/8" with Preloaded Ball Nuts.
>
>When hand cranking:
>Alignment is good and no noticeable binding and
>travel is smooth and easy. Except I can lightly
>feel the Ball Crackle.
>
>I adjusted the Preloaded Ball Nuts by turning the
>adjustment screw until the Wave Spring Washers were
>flat, and then backed off just a little.
>I made sure everything was spotless clean and applied
>just a small amount of grease to the threads.
>
>They crack useally only when I reverse direction for
>a few turns.
>
>Tom M. (The Faint at Heart)
>
>
>
>
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Regards, Hoyt McKagen


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