Re: [CAD_CAM_EDM_DRO] Retrofitting sloppy drives

Most CNC programs that I'm aware of allow you to enter a "backlash
parameter" in the initial setup program. I know AH-HA! does. I think they
can also scale axes, if you find you need a bigger motor-to-shaft ratio for
one of the axes.

Ray Heckert

----------

> From: Fitch R. Williams <frwillia@...>
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: Re: [CAD_CAM_EDM_DRO] Retrofitting sloppy drives
> Date: Saturday, January 19, 2002 6:26 AM
>
> On Sun, 20 Jan 2002 00:09:42 +1100, Russell Shaw <rjshaw@...>
> wrote:
>
> >To make a cheapy manual milling machine into a cnc
> >one, what do you do about the 1/2 turn of backlash
> >in the x-y screw threads?
>
> Use ball screws and nuts (best), or rolled acme screws with adjustable
> nuts (workable but not as good).
>
> Fitch
>
> Addresses:
> FAQ: http://www.ktmarketing.com/faq.html
> FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>
> Post messages: CAD_CAM_EDM_DRO@yahoogroups.com
> Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
> Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
> List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@...
> Moderator: jmelson@... timg@... [Moderator]
> URL to this page: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
> bill,
> List Manager
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/

>