Re: [CAD_CAM_EDM_DRO] What is everyone doing, building, wanting to learn?

> To: CAD_CAM_EDM_DRO@egroups.com
> From: wanliker@...
> Date sent: Sat, 6 Jan 2001 18:14:15 EST
> Send reply to: CAD_CAM_EDM_DRO@egroups.com
> Subject: Re: [CAD_CAM_EDM_DRO] What is everyone doing,
> building, wanting to learn?
>
> > In a message dated 1/6/01 1:00:13 PM Mountain Standard Time,
> > gmfoster@... writes:
> >
> >I even considered ordering one of their systems. However the
> >shipping makes it rather expensive for something I can't see first.
> > >>
>
>
> > We used a similar set up on a pan positioning machine in the bread
> > making business. The pully was hollow with a central shaft, it had a
> > spring wound up inside of it, and the outside of the pully had
> > flanges on both sides, the cable, very thin aircraft cable was wound
> > around the outside, It turned a 10 turn pot., it was fastened to the
> > center shaft of the pully. And according to the software we were
> > reading .001 inch. The software also set the start point and the
> > end point for measuring. I can probably find out more if desired,
> > the unit was less than 2" square. The travel was about 6-7 feet
> > bill
>
> Bill This is starting to give me a clue.....The hollow pulley was
> something I hadn't thought of. Makes the spring much more feasible.
> Your unit with an encoder should do very nicely.
>
> Have you seen the BW electronics units I am talking about. John
> (from the Uk) has said nice things about them. The idea seems more
> sound than the pulley sliding along the wire to me. However as no one
> else has jumped on it it makes me wonder. Do they see faults I don't?
>
> Do you remember if the unit used a wire spring or a flat ribbon
> spring. Was there a guide to keep the wire spooling with out over laps
> or did the tension take care of that.

>
> Also is very thin aircraft cable in the .050 range or the .100 range?
>
>
> Thanks !
>
> Garry
>
>
> > Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the
> > discussion of shop built systems, for CAD, CAM, EDM, and DRO.
> >
> > Addresses:
> > Post message: CAD_CAM_EDM_DRO@egroups.com
> > Subscribe: CAD_CAM_EDM_DRO-subscribe@egroups.com
> > Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@egroups.com
> > List owner: CAD_CAM_EDM_DRO-owner@egroups.com, wanliker@...
> > Moderator: jmelson@... [Moderator] URL to this page:
> > http://www.egroups.com/group/CAD_CAM_EDM_DRO FAQ:
> > http://www.ktmarketing.com/faq.html bill, List Manager
> >
>
>
>
> Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the
> discussion of shop built systems, for CAD, CAM, EDM, and DRO.
>
> Addresses:
> Post message: CAD_CAM_EDM_DRO@egroups.com
> Subscribe: CAD_CAM_EDM_DRO-subscribe@egroups.com
> Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@egroups.com
> List owner: CAD_CAM_EDM_DRO-owner@egroups.com, wanliker@...
> Moderator: jmelson@... [Moderator] URL to this page:
> http://www.egroups.com/group/CAD_CAM_EDM_DRO FAQ:
> http://www.ktmarketing.com/faq.html bill, List Manager
>