Re: [CAD_CAM_EDM_DRO] Re: servo motor shaft 5/8 to 1/4...shaft butcher

dcdziner wrote:

>Eric,
> I thought that the price for the spider couplings was pretty
>reasonable. Each coupling, consisting of the 2 ends and the rubber spider,
>has a total cost of $5.19, and I've bought and used these couplings myself.
>
>

These couplings are fine for pumps, etc. but really are not intended for
motion control applications. I don't know how much error they would
contribute, but it could be significant, and will increase over time as
the spider becomes worn or soft.

Jon