Re: Souces of Timing/Drive Pulleys

--- In CAD_CAM_EDM_DRO@y..., Chris Stratton <stratton@m...> wrote:
> > Why don't you want to bore out the hubs? My plan is to do this,
bore the
> > pulleys, and use a taper lock hub to avoid a keyway. (Also avoid
coming up
> > with a broach set.) These are Fenner taper lock hubs (from MSC)
rather
> > than the integral taper locks built into some pulleys.
>
> I'm not familiar with these hubs, but would think that they would
> require a very precisely machined (ground?) shaft (okay, I know,
we're
> _supposed_ to do that for the bearings anyway) and even then they
> might still slip under high cutting or acceleration loads. If your
> encoder is upstream of the pulley system, wouldn't some sort of pin
be
> safer?
>
> Chris