Re: [CAD_CAM_EDM_DRO] Granite router/mill

Look for an old CNC PCB drill. They are built just like you describe and
slide on air bearings. Probably be good for routing aluminum, don't know
about milling especially in steel. They can sometimes be had for free or
really cheap--they are heavy though.
Bob

----- Original Message -----
From: "John Johnson" <johnatl@...>
To: <cad_cam_edm_dro@yahoogroups.com>
Sent: Friday, December 12, 2003 5:48 AM
Subject: [CAD_CAM_EDM_DRO] Granite router/mill


> (Not the Smithy Granite)
>
> I'm wondering about the feasibility of building a router/mill out of
> granite. Specifically, cheap surface plates. They have a lot of mass,
> are inexpensive, and are flat and square, seems ideal. Use one for the
> bed, two for uprights, and one for the cross member of the gantry. I
> wonder how you would attach them together, and how you would attach
> roundways and the like to them?
>
> Comments appreciated.
>
> Regards,
> JJ
>
>
> 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@...,
timg@...
> Moderator: pentam@... indigo_red@... [Moderators]
> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if
you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be a
sister site to the CCED group, as many of the same members are there, for OT
subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM.
DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>