Re: NEW to CNC World and need Info to get started !!!

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Henrik Olsson" <henrik-
olsson@t...> wrote:

> Chad, Dave,
> Actually it's not CAM that outputs the pulses.
> You draw your part in CAD, then use CAM to develop the paths the

tool has to

> take to produce the finished part. Then you post that information

(most

> often as G-code) to the controller (Fanuc, Mach2/3, T-CNC,

Heidenhein, EMC

> etc). The controller then reads that information and outputs the

pulses to

> the motordrives.
>
> I guess you know that Dave, just wanted to make it clear for Chad.
>
> HIH
> /Henrik Olsson.

Thanks for the clarification. Most newbies think the driver is the
controller.


But yoru are correct that the controller is the thing that sends out
the pulses. for most of us, that is a PC, but PLC's are used as
well as other things.

Dave

>
> ----- Original Message -----
> From: "turbulatordude" <dave_mucha@y...>
> To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> Sent: Friday, February 18, 2005 4:38 AM
> Subject: [CAD_CAM_EDM_DRO] Re: NEW to CNC World and need Info to

get started

> !!!
>
> > Hi Chad,
> >
> > As you probably know, your CAD makes the files.
> >
> > your CAM follows the tool paths and outputs pulses to tell the
> > machine what to do.
> >
> > Those pulses are sent out the parallel port to a breakout board.
> > that in turn splits the signals to the Drivers (Geckos) and relays
> > and also inputs from end switches and emergency stop (E-stop)
> >
> > The Geckos allow you to run your steppers or servos from the pulse
> > signal.
> >
> > It is all pretty easy once you do it once.
> >
> > For breakout boards, look in the links section.
> >
> > For Power supplies, visit geckodrive.com and find yoru way to the
> > white paper on power supplies.
> >
> > If you run into problems, ask away !
> >
> > Dave