Re: [CAD_CAM_EDM_DRO] Re: Where to find imperial ballscrews with rotating ballnuts

Hi Jon:
Thanks very much for that info.
I really appreciate it!
Cheers

Marcus

----- Original Message -----
From: "Jon Elson" <elson@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Sunday, December 08, 2002 11:47 PM
Subject: Re: [CAD_CAM_EDM_DRO] Re: Where to find imperial ballscrews with
rotating ballnuts


>
>
> Marcus & Eva wrote:
>
> >Hi All:
> > I am looking for a source for a ground ballscrew 1" or so in dia and
> >0.200" pitch about 12" long.
> >I need a rotating ballnut to go with it.
> >It is intended to convert a sinker EDM from Moog valve/hydraulic cylinder
> >ram to stepper driven ram.
> >I need a rotating ballnut design for economy of space.
> >
> If you can get the X axis screw/nut assembly out of a BOSS 3-7 machine,
> it should be
> exactly what you are looking for. But, I don't think their rotating nut
> is exactly compact,
> so it may not solve your problem.
>
> >While I'm at it, if I have to buy a metric ballscrew, will I have
> >difficulties obtaining precise inch fractions of motion? (metric screws
seem
> >a lot easier to get.)
> >
> >
> No, software should compensate, unless you need exact inch increments
> per step/encoder count.
>
> Jon