Re: [CAD_CAM_EDM_DRO] linear motion and power

On Sun, 4 Apr 2004 23:53:24 -0400, you wrote:

>hello, Got 2 questions:
>(1) I need to be able to move a 5x3x3 rectangle 4 inches (it is on linear
>rails) one way (gravity will make it go back the other 4 inches).
>The only problem is, it cannot go from point A to B in 1 second.. it needs
>to be gradual.. around an inch a second or so.
>I was thinking of spring loading it.. but i think that would still be to
>powerfull
>then thought about some sort of pnuematic device.

Stepper.

DC motor geared down.

Acme lead screw.

Pick two. (note: has to include some sort of drive)

Harvey

>
>any ideas?
>
>(2)I bought:
>http://www.allelectronics.com/cgi-bin/category.cgi?category=480&item=PS-2465&type=store
>
>I measured + and - output and looked like it was outputing 24vdc.. I was
>wondering, could I hook up 2x 24vdc devices? or 2 x12vdc devices?
>
>thanks!-Lee
>
>
>
>
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