Re: [CAD_CAM_EDM_DRO] re:Re: Pendant

----- Original Message -----
From: "James Owens" <wotisname@...>
To: <CAD_CAM_EDM_DRO@egroups.com>
Sent: Monday, December 18, 2000 5:33 PM
Subject: Re: [CAD_CAM_EDM_DRO] re:Re: Pendant


> Hi Ballendo,
>
> It is so difficult to say what you mean when it has to be typed in.
>
> Yes you are correct, this device will control up to four axis. I am not
sure
> before the programming is completed and tested if it will be possible to
run
> all four at once. The limiting factors are my programming and the
processor
> speed. The ramp up speed could be 50 pulses/sec/sec but I am open to
> suggestions.
>
> I understand your points about the distance between a hardware pendant and
> full CNC is not great but I can see situations in a workshop were a simple
> slot is required and the operator doesn't want to fire-up the main box. If
I
> make it cheap enough HSM's would buy it just to see their machines move
> before they have sorted out the CNC bit.
>
> As to the fully programmable pendant, I haven't yet gone into this in
detail
> but I am going along the lines of inputting data as to lead-screw/steps
per
> revolution required and then possibly being able to input how far the
> machine slide is to travel. There could be a built-in display. Angles
would
> then be easy and so would be circles/simple curves. I can see a problem
here
> in that it would be difficult to allow for lead-screw backlash and I don't
> want to drive the price up to where it would be unsaleable. After all a PC
> will do the job far cheaper than a dedicated control.
>
> I can see spin-offs of the programmable pendant in a simple surface or
> cylindrical grinder control of even a cut-off saw. I'm sure there are many
> others.
>
> Regards,
>
> Terry
>
>
>
>
>
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