I wonder if there is a way to use the steppers as encodes... After all, when you are turning the motor manually, you are basically generating electricity in small distinct pulses.
Let me play with that idea a bit. :)
Regards
Yuriy
--- In GrizHFMinimill@yahoogroups.com, "dave_mucha" <dave_mucha@...> wrote:
>
>
> A friend has a plasma table and he can input coordinates to make holes, rectangles, etc.
>
> something similar would help anyone with scales and power feed. I welcome step of automation.
>
> my mini is powered with steppers and can run full CNC .
>
> to that end, I have handles on the steppers to manually move them. no problem, but since they are manual, I have no feedback for position.
>
> I am running a ball screw for the Z but using the ACME screws for the X and Y. I do not do production and the mill has a serious design flaw about getting lube under the main table.
>
> Dave
>
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