Re: Threading

Bill,

Another thought, why not but a big stepper or Gecko/servo on the
spindle? Then command them both from the program.

Alan

Bill Darby wrote:

>
> Thanks Smoke
> I think all I need is a stream of pulses to be recognized and counted by the computer. For a given thread pitch the X axis would be fed (X) steps per every spindle pulse. ??? ( to tell the truth I was imagining something like utilizing the pin(s) that what would normally carry a printer's "fault
> or out of paper signal" in order to get the encoders pulses into the computer) ????
>
> (I guess it's obvious that I'm no EE)
>
> Bill Darby
>
> Smoke wrote:
>
> > Yes, there is but it would take one of you EE's to build a card for it ( I quit that stuff years ago and stuck to mechanical design..my loss). Building a unit to pick up the actual RPM's would be fairly simple...something I learned in computer repair school back in '75 when there weren't any PC's.
> >
> > Smoke
> >
> > << is there any simple way of feeding the output signals from an
> > encoder to the pc <snip>>for lathe threading
> >