RE: [CAD_CAM_EDM_DRO] Re: Z axis Dan

I send a picture offline.
Dan

-----Original Message-----
From: mjf462001 [mailto:mjf462001@...]
Sent: Friday, January 11, 2002 8:48 PM
To: CAD_CAM_EDM_DRO@yahoogroups.com
Subject: [CAD_CAM_EDM_DRO] Re: Z axis Dan

Dan

I would be interested in seeing pictures of your setup.
I am guessing you bolted a plate to the knee by way of the 3
cap screws that hold the knee drive shaft and bearings in place.

Matthew

--- In CAD_CAM_EDM_DRO@y..., "Dan Mauch" <dmauch@s...> wrote:
> I have an enco 8X36 and originally used the fine feed shaft with a
> pulley on it driven by a stepper motor. But most quills have
about .020
> vertical play so for precision depth control it was no good. So I
took a
> different approach and put a servo motor on my knee. It has zero
> backlash but depending on your machine this may be more difficult
that
> putting a ballscrew on a quill to dive it.
> Dan
>
>
> "In the interest of simplicity I may
> look at trying to drive the quill by placing a pully on the
> quill hand feed lever. Though I would still want to be able
> to use the machine manualy as well."


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