Re: [CAD_CAM_EDM_DRO] Sizing a Ballscrew ( was Re: Price of the ballscrew??

I have all the tables here and can hunt it up...
what is your max design rpm and worst case
(crash) buckling load?

Leslie M. Watts
L M Watts Furniture
Tiger, Georgia USA
http://www.alltel.net/~leswatts/wattsfurniturewp.html
Engineering page:
http://www.alltel.net/~leswatts/shop.html
Surplus CNC for sale:
http://www.alltel.net/~leswatts/forsale.html

----- Original Message -----
From: <davemucha@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Saturday, March 01, 2003 10:32 AM
Subject: [CAD_CAM_EDM_DRO] Sizing a Ballscrew ( was Re: Price of the
ballscrew??


> I am looking at the size ball screw that may be needed for a 8 ft x 4
> ft table. seems that if routing sheet aluminum and oak were the
> expected materials that a pretty hefty screw is needed.
>
> I found the beam deflection file, is there a screw-sizing
> calculation ? after it gets so long it will sag under it's own
> weight. and if it is too small it will bend when pushed.
>
> What size do any of you use ?
>
> Dave