Re: [CAD_CAM_EDM_DRO] Re: motor sizing vertical slide EDM

tomp-tag wrote:

>Graham,
>
>
>
>>Message 8
>> From: "Graham Stabler" eexgs@...
>> Date: Thu May 11, 2006 9:34am(PDT)
>>Subject: Re: motor sizing vertical slide EDM
>>
>>
>>
>I keep picturing the cables to the counterbalance going limp then taut
>but the weight never moving ;-)
>
>

One simple fix is to find a spring that allows the weight to hang with
the spring partly extended.
This will put a nearly constant pull on the cable without much inertia
effect. The cable runs
over the pulleys, then the weight hangs from the spring.

Jon


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