Re: Bridgeport Conversion

Bill, Thanks for the info. I researched through the archives and
found some info on the knee vs. quill issue and they were very
informative. Guys like you make it easier for us newbees! Thanks

Frank

--- In CAD_CAM_EDM_DRO@yahoogroups.com, ccq@x wrote:
> On Fri Oct 3 11:14:34 2003 fun2b432002 wrote:
>
> >Hi Guys! I'm new to this CNC, just retired from the military so I
> >need help from you experts. I plan to buy a used Bridgeport 9x42
> >knee mill and want to convert it to 3 Axis CNC. I plan on driving
> >the knee as the Z Axis instead of the quill. I have located a
> >company that will sell me some quality ballscrews for the XY
> >(Rockford ballscrew) for around $800. I would like to build the
> >controller myself to save money since most of the ones I've seen
> >online run anywhere from $5000 to $14000. I have no idea what
size
> >or type motors to use on the XYZ. From what I've heard servo is
> >better than stepper? I have no idea what kind of controller card
to
> >use for this application? I will design my parts on either
Mastercam
> >or OneCNC which both are CAD/CAM and then I'd like to run the
machine
> >from my PC in the shop through the controller box? (Is that
right?)
> >Does anyone offer a diagram/plans for the controller and possibly
> >motor wiring/setup for an application like this??? I would
> >appreciate any and all help that anyone can give me. Thanks and
take
> >care.
> >
> >Frank
>
> Thanks for your service Bro.
>
> For controllers, you might want to check out Geckos or Rutexes. On
the Gecko,
> you can't beat the warantee/service. with a stick, and they have
both stepper
> and servo versions.
>
> On the knee vs. quil issue, some folks have elected to do both,
(you'll have to
> check with them on that).
>
> Have fun playing, "Chip Blaster"; Faster than a speeding hot chip,
stronger
> than sweat, able to heap tall piles of swarf in a single pass.....:-
)
>
> Bill
>
>
> --
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