Note too that although square braces are easy to make, they don't do a lot
to prevent bed twisting. X bracing will but it's harder to fabricate a
small pattern for that.
Put it this way. If your wooden pattern can twist, so can your metal one.
John Dammeyer
Automation Artisans Inc.
http://www.autoartisans.com/ELS/
Ph. 1 250 544 4950
> -----Original Message-----
> From: gingery_machines@yahoogroups.com
> [mailto:gingery_machines@yahoogroups.com] On Behalf Of Alan Millar
> Sent: Monday, December 06, 2010 1:00 PM
> To: gingery_machines@yahoogroups.com
> Subject: Re: [gingery_machines] I'm off to a good start, but
> I'd prefer to be off to a better one
>
>
> I asked this question last year, before I started building
> mine. You can
> read the old thread at
> http://groups.yahoo.com/group/gingery_machines/messages/23715?
> threaded=1
>
> The consensus seems to be that 1/4" thickness is just too
> small. Make it
> thicker and heavier. Uncle Dave changed his design by the time he got
> around to the mill in book 4. He used thicker bed walls and
> screwed the
> ways down to the bed from the top using countersunk screws
> into the walls,
> instead of the few bolts coming up from the bottom. So I copied that
> design.
>
> If you don't have the mill book, you may want to get it to
> look at its bed
> design.
>
> I saw a setup that I really liked but I dont know the link-
> the guy made a
> > box
> >
> > and made brick shaped cores of sand and then he used a big
> solid chink of
> > wood
> > and molded the wood then he opened the mold and removed the
> wood and then
> > set in
> > the core chunks of sand and then closed it and cast.
> >
> That was probably mine, from this last year. The lathe is still a
> work-in-progress but the bed came out great. The best
> documentation is
> Rex's youtube video http://www.youtube.com/watch?v=YJAyEU38HNA
>
> > To me it sounds like a better/easier way to end up with
> straght bed than to
> >
> > assemlbe all the pieces.
> >
> I don't know if it was easier :-) I probably made it
> over-complicated.
> But it was fun to do and I am really happy with the result.
>
> - Alan
>
>
> [Non-text portions of this message have been removed]
>
>
>
> ------------------------------------
>
> Yahoo! Groups Links
>
>
>
>
>
http://groups.yahoo.com/group/gingery_machines/app/peoplemap/view/map
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