Re: has anybody converted a bridgeport btc to cnc

--- In CAD_CAM_EDM_DRO@y..., Jon Elson <elson@p...> wrote:

> bridgeportman21 wrote:
>
> > --- In CAD_CAM_EDM_DRO@y..., Jon Elson <elson@p...> wrote:
> > > bridgeportman21 wrote:
> > >
> > > > i just picked up a bridgeport btc (tape) machine i would

like to

> > > > convert it to cnc. evertthing works so i would like to do it

as

> > cheap
> > > > as possible. it will be my first project. any ideas
> > >
> > > Is this 2-axis or 3 under control? Does it have steppers or

servo

> > motors?
> > > What control is (was) on it? When you say everything works, do

you

> > > mean the control is working, too? That's a bit rare!
> > >
> > > Jon the machine came out of a working shop. it has a tool

changer

> > 22 i believe. long black motors i guess they are steppers.
>
> No, the long, black motors are most likely SEM DC servo motors.

That makes

> it a much newer machine, and more desirable. Don't take them off

and put

> steppers on it! In fact, I just don't understand what you mean

with "convert it

> to CNC". It apparently is a fully working CNC machine already.
>
> Jon well it says cnc on the machine but it is a tape machine. you

can manualy set some stuff, but i would like to replace it with a
modern controller that has a monitor. i would like to save programs
or drawings on disk