Re: Heavy Iron

I am waiting on my next copy of Nut&Volts. I am seriously thinking of
building this thing as soon as I gather all the material needed.

--- In CAD_CAM_EDM_DRO@y..., "ths992001" <thscarince@h...> wrote:
> Anybody else following Robert Nansel's "Heavy Iron" project in Nuts &
> Volts?
>
> He's planning on using those XY compound tables from Enco. Large one
> for XY bolted to a 10" channel iron and the smaller one on a 4" X 6"
> X 1/8" Thk box section column for Z. Lashed together with angle iron
> brackets.
>
> My thoughts:
>
> It won't be close to square - no problem, you can tram it in. Just
> make sure you align your spindle to the Z axis before tramming the
> spindle to the table.
>
> Not nearly rigid enough for cutting metal - must be ok, because some
> guy sent him pictures of his machine w/ a 1/2" endmill cutting
> aluminum. I'd weld up a beefy frame from heavy plate, personally.
>
> Needs ballscrews for CNC - no problem, its small enough for those
> cheap 5/8" ones to do fine.
>
> Seems like a good way to make a cheap, light duty machine that is
> bigger than a sherline but smaller than a milldrill.
>
> Tom S.