Re: [CAD_CAM_EDM_DRO]doodling with ideas

--- In CAD_CAM_EDM_DRO@egroups.com, Joe Vicars <jvicars@c...> wrote:

(snip)

>Being able go 3600 rpm and then stop and hold the spindle still
while you machine the part is
> an expensive trick.

Expense is relative, but this is getting cheaper by the day. Use a
closed loop flux vector drive instead of the common VFD and you'll
have that capability. Costs about $3000 for drive and 5hp motor.

Doug


(snip)



> BillDarby wrote:
>
> > Was just sitting here wondering if anyone has used any CNC lathe
software that would allow you to turn shapes, other then just
> > circular. It occures to me that under CNC control, a lathe should
be easily capable of turning all sorts of shapes (squares, hex,
> > lobs, cams)????
> >
> > Bill Darby
> >
> >
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