Re: [CAD_CAM_EDM_DRO] EMC Lathe setup

Z is always parallel to the spindle axis.
The lathe would be X and Z
The mill would be Y
If you want to follow "the book"

Marty Escarcega wrote:

> Seems to me X and Y still apply to the lathe and you can use Z on
> your Vertical mill attachment....
> X is longitudinal, Y is your cross feed. Z is the vertical head.
>
> Marty
>
> On 22 May 2001, at 10:24, Chris Stratton wrote:
>
> > How to set up emc on a lathe that is also a mill?
> >
> > I was given an old sherline-based cnc lathe, and have basically
> > finished fixing the things wrong with it, and have made it go with a
> > test program written in basic. I had to use the X slide off a
> > sherline mill to replace the missing cross slide, and since that left
> > the mill useless I modified the column to attach in place of the lathe
> > headstock (which will complicate things in a minute).
> >
> > I've gotten EMC (August 2000) up and running on rtlinux-2.0.36-.0.7
> > Got the green digits and made it execute code (without motors
> > connected).
> >
> > Now I'm trying to figure out how to orient the axis. I understand
> > lathe conventions would be with X and Z, although I'm not sure where
> > the origin is then, or how to get tkemc to display that nicely. I
> > figure I could fix the diameter problem simply by lying to emc.ini
> > about the number of steps or the axis scale. (If I do this though,
> > will I still be able to cut radii with G02/03?) Using lathe
> > conventions would be good, as a primary goal of getting the little
> > machine going is to gain experience for converting a 13" swing lathe.
> >
> > OTOH, if I set it up as a lathe, then everything will be wrong if I
> > attach the mill head, with or without a powered Z axis... I suppose I
> > could and should have a seperate set of files for mill mode, but is
> > there someway to 'rewire' the axis in software?
> >
> > Also, is there any way to get tkemc to use function keys the way xemc
> > would? I'd like to minimize use of the mouse when there are chips
> > flying everywhere.
> >
> > Chris
> >
> > --
> > Christopher C. Stratton, stratton@...
> > Instrument Maker, Horn Player & Engineer
> > 22 Adrian Street, Somerville, MA 02143
> > http://www.mdc.net/~stratton
> > NEW PHONE NUMBER: (617) 628-1062 home, 253-2606 MIT
> >
> >
> >
> >
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