Re: [CAD_CAM_EDM_DRO] EMC Lathe setup

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
>
>
>
>
> Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the
> discussion of shop built systems, for CAD, CAM, EDM, and DRO.
>
> Addresses:
> Post message: 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@...
> Moderator: jmelson@... timg@... [Moderator]
> URL to this page: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO bill,
> List Manager
>
> FAQ: http://www.ktmarketing.com/faq.html
>
> Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
>
>