Re: [CAD_CAM_EDM_DRO] Re: making a digitizer probe

At 01:36 PM 2/20/03 -0000, you wrote:

>I had envisioned chucking up a piece of steel in a nylon collet and
>running a wire to the probe. The other end to the part. then
>whenever there is contact, the input changes state.

That's how I do it. The probe uses limit switch input for whatever
axis/direction in use. I poll the switch state at each increment of side
motion, step the probe appropriately (first away from part then back to
it), and take coords when it finally closes again.

Regards, Hoyt McKagen


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