Re: Is this a silly idea - Y/X tables

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Chris Cain"
<chris.cain@d...> wrote:

> I am thinking of building a small CNC mill and looking at X-Y tables
> construction is difficult and good ones are expensive.
> One though I had was that rather than have an X-Y table as the base

of

> the mill what about a X - theta table.
> i.e. a rotary table on a cross slide, no Y movement at all.
>
> As far as I can see this would be a lot simpler to make as small

rotary

> tables can be purchased relatively cheaply.
> With CNC control it should be possible to duplicate any cutting move
> that could be done on an X-Y table as well
> As a number that would be difficult to do on a straight X-Y table.
>
> About the only down side I can see is that I would probably have to
> write the software myself to control it ?
>
>

You can buy a decent X/Y table for around $125.00 from most of the
suppliers. They are relativly easy to retrofit with ball screws or
use use the ACME to get started.

Dave

>
> Chris Cain
>
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> [Non-text portions of this message have been removed]