Re: [CAD_CAM_EDM_DRO] Re: Need help to decide what rack and pinion to use in a 6'x10' table

Dave, I'd say put it on the motor, your going to
get the highest resolution from the encoder off
the motor as its the thing spinning the fastest.

Jarrett

>>
>> Hi, folks, thanks for the replyes,
>> Ballendo,
>> I see you mention you are using steppers, in my
>> case i want to use
>> servos.I dont realize if you have to take
>> different aspects into
>> account in the decision of what rack and pinion
>> if your are using
>> seros or steppers. To make it clear does it
>> matter what kind of
>> motors are you using in the rack & pinion
>> decision?
>>
>
> A follow-up question I have is about where to
> put encoders.
>
> if you have a motor on a first stage belt, then
> a second stage, and a
> final and third stage, assume all are 3:1, would
> it be advisable to
> put it on the jackshaft of the first stage
> instead of the motor ?
>
> Dave
>
>
>
>
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