Re: tensioned ballscrew

Doug,

Sounds like a lot of work, especially when there's a simple, proven,
often-used solution.

Spin the nut.

You can still "adjustably" tension the screw if you want...

Hope this helps.

Ballendo

P.S. K.I.S.S.

--- In CAD_CAM_EDM_DRO@y..., "Doug Harrison" <prototype@c...> wrote:
> I have two ideas that need to be challenged. The screws on the X
axis of my
> router are ten feet long. They are 1" diameter, .25 pitch from
Rockford.
>
> 1. We have come up with a way to provide intermediate support so
as to get
> around critical frequency problems. An extra pair of blocks on
each linear
> rail will carry support bushings. These blocks <snip>