Re: [CAD_CAM_EDM_DRO] Re: Cirular interpolation

----- Original Message -----
From: "Michael Milligan" <mmmilligan@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Wednesday, February 13, 2002 2:15 AM
Subject: RE: [CAD_CAM_EDM_DRO] Re: Cirular interpolation


> Tony
>
> One of the new features of the next release of
> Dolphin ( Version 6.0.0.4L ) is the expansion of the
> GOROUND command to include Threadmilling.
>
> I expect to be posting this on our website ( www.dolphin.gb.com )
> for download this weekend.
>
> The complete CD image may be downloaded for Demo
> purposes by new Users or for existing Users a much
> smaller file may be downloaded to upgrade an already
> installed system.
>
> After installation refer to 'HELP\About\Whats New'
> for intitial details of amendments.
>
> If you contact me off list after download I will send
> you an example part program if you wish.
>
> It may be necessary to amend your post processor to
> include 'Z' axis motion in the Circular Interpolation blocks
> or if your machine cannot handle 'Z' movement in a G02/G03
> then we can use the command 'HELIX VECTOR' which will output
> the Thread as a series of XYZ vectors. The length of these
> vectors is controlled by the 'ARC Tolerance' value which
> is used to set the 'Chord Height' of a vectored arc.
>
> The smaller the Arc Tolerance setting then the better surface
> finish and longer part program and conversely the larger the
> Arc Tolerance then the coarser the surface finish and shorter
> part program.
>
> Regards
>
> Michael
>
> -----Original Message-----
> From: antson20022 [mailto:antson@...]
> Sent: 13 February 2002 01:07
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Re: Cirular interpolation
>
>
>
>
>
>
>
>
>
> Mr. Pearson,
> I was wondering if you still might be interested in helping me
> with my Dolphin and circular interpolation problem?
>
> Thanks, Tony
>
>
> --- In CAD_CAM_EDM_DRO@y..., "follicely_challenged"
> ote:
> > Tony,
> >
> > While the Dolphin system does not directly support thread milling,
> I
> > have achieved it by 'using' one of the drilling cycles and
> the 'post
> > processor' functions in the Dolphin CAM system.
> > It works really well no matter how many threaded holes you want to
> > produce.
> > I have only done this for the Heidenhain control so far, but if you
> > were thinking of going down the Dolphin route I would be happy to
> > assist you in the post processor modifications required for a
> > different controller.
> > For more info on the Dolphin system go to http://www.dolphin-
> > systems.co.uk/
> >
> > HTH
>
>
>
> Tony
> >
> > Dave Pearson
> >
> > --- In CAD_CAM_EDM_DRO@y..., "Tony Dickson" <antson@c...> wrote:
> > > Folks,
> > > I'm having a heck of a time trying to get my milling machine
> > thread a 4.500" hole with an 8 tpi thread in it. Can anyone tell me
> > if Bobcad, Vectorcad or Dolphin can generate code for this
> > particular operation. I think it might also be called helical
> > interpolation, I'm not sure.
> > > I got in on the end of the "thread milling" post a while back,
> I
> > hope I'm not repeating the same question.
> > >
> > > Thanks,
> > > Tony
> > >
> > >
> > > [Non-text portions of this message have been removed]
>
>
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