Re: [CAD_CAM_EDM_DRO] Linear Bearings....Where ??/Jans info

Jan
On a different subject.. Where are your writings about transformers?
And the machines you have built?

Thanks
Garry

To: CAD_CAM_EDM_DRO@yahoogroups.com
From: JanRwl@...
Date sent: Sat, 4 Jan 2003 17:41:08 EST
Subject: Re: [CAD_CAM_EDM_DRO] Linear Bearings....Where ??
Send reply to: CAD_CAM_EDM_DRO@yahoogroups.com

> In a message dated 1/4/2003 10:02:24 AM Central Standard Time,
> gmamo@... writes:
>
>
> >
> > I am currently looking for sources to build my first XYZ CNC table.
>
>
> George: I have used lots and lots of Thomson linear ball-bearings, both the
> "closed" and "open" types, both in the Thomson aluminum pillow-blocks, and
> just as "bushings" I insert into my OWN machined arrangements, and their
> case-hardened shafting of several kinds from 3/8" dia. to 2" dia.
>
> This is fine stuff, but it must be used with respect, as is the case with
> just about ANY precision equipment.
>
> I have looked at pictures in catalogs of THK and IGUS NON-round ways, in
> which the balls run in "gothic-arch grooves" in the ways, but I have NO
> experience with those alternate methods, although I hasten to say their
> "sales pitch" in those catalogs makes those methods look GOOD for many
> applications where the round-ways may-well be "just barely OK", if at all.
>
> I imagine if you use a "search engine" on-line, you can find several makers
> of these products. Here is a LINK for Thomson products:
>
>
> http://www.thomsonindustries.com/sitemap.htm
>
> Jan Rowland, Yank Troll
>
>
>
>
> [Non-text portions of this message have been removed]
>
>
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