Re: [CAD_CAM_EDM_DRO] Z axis on the knee, how practical????

Hello,

This is video of a knee driven machine in action....

http://www.cncauto.com/images/m3x-2v-ts.wmv


Jason Cox.

----- Original Message -----
From: "doug98105" <dougrasmussen@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Wednesday, May 15, 2002 2:17 PM
Subject: [CAD_CAM_EDM_DRO] Z axis on the knee, how practical????


> Group,
>
> I've been following the discussion of Z-knee conversions. I
> understand why this is done...because it's easier than fitting a ball
> screw to the quill.
>
> My question involves what it's like to machine parts on a B'port or
> larger machine with the Z on the knee. Personally, I can't imagine
> it would be a desirable situation. First off, sometimes I lean on
> the table as a part is being cut, that wouldn't be possible with the
> table moving up and down. How about part visibility, isn't it hard
> to closely watch the cutting action if the part is moving up and down?
>
> So, tell me what it's like. Are you guys who are doing this type of
> conversion experienced with more conventional Z axis (quill) machines
> or don't you have any basis for comparison? Maybe the Z-knees move
> so slowly there isn't a problem?
>
> just curious,
>
> Doug
>
>
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