Re: [CAD_CAM_EDM_DRO] Re: Need some help!

turbulatordude wrote:

>
> > The picture shows a female groove, what this cam has is a male ridge
> > sticking up. The problem is you cannot use a simple offset to get
> the
> > width of the ridge, as the cam turns the width is affected as the
> sine
> > of angle. A simple way to see it is to clamp a stick or small board
> > horizontaly between your fingers then move one end up and down, your
> > fingers move apart according to the sine of the angle. Ed.
>
> Is this more like what you mean ?
>
> http://www.holley.com/HiOctn/TechServ/TechInfo/IECCTech2.html
>
> simple automotive camshaft type ? multiple lobes, different heights

Nope, nothing so simple. If you look at the shifter cam for the
motorcycle and then imagining a raised rib instead of a groove, then a
set of cam rollers, one on either side of the rib so it pushs the cam
roller mount axially. Ed.