Re: [CAD_CAM_EDM_DRO] Cutting an arc help G2/G3?

John
You will need to send it directly to him as the list will not accept
attachments.
Jim

----- Original Message -----
From: "John Guenther" <j.guenther@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Tuesday, June 24, 2003 7:05 PM
Subject: RE: [CAD_CAM_EDM_DRO] Cutting an arc help G2/G3?


> George,
>
> Attached is a gcode file, generated with FlashCUT 2.0 which will cut what
> you want. It does NOT include any tool offsets but it will give you an
idea
> of what the code would look like. It is setup for the speeds and feeds I
> normally run my Sherline 5400 mill at when cutting 6061-T6 aluminum.
>
> John Guenther
> 'Ye Olde Pen Maker'
> Sterling, Virginia
>
> > -----Original Message-----
> > From: gglines1 [mailto:gglines@...]
> > Sent: Tuesday, June 24, 2003 14:55
> > To: CAD_CAM_EDM_DRO@yahoogroups.com
> > Subject: [CAD_CAM_EDM_DRO] Cutting an arc help G2/G3?
> >
> >
> > I have to cut a small workpiece with a curve. The workpiece will be
> > 2.5 inches long, 1" wide and 1/2" thick. The long end of the
> > rectangle needs to be cut in an arc to match a 12" circle, the
> > shorter inside arc to match an 11" circle. Hard to describe, think
> > of a 2.5" long piece cut out of a 12" ring that is 1" wide.
> >
> > Assuming I start with a workpiece that is a rectange 2.5" long by 1"
> > wide, how would I program the arc cut? I can see programming a
> > circle and letting the machine make a 12" revolution, but that would
> > be really slow. I'm not sure how to program just the part of the arc
> > that I need.
> >
> > Thanks,
> >
> > George
> >
> >
> >
> > (FYI: My controller software (Microkinetics Millmaster Pro)
> > recognizes I and J parameters but not the R parameter with G2/G3)
> >
> >
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>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if
you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be a
sister site to the CCED group, as many of the same members are there, for OT
subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM.
DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
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>
>