Re: [CAD_CAM_EDM_DRO] Re: Need some help!

stevenson_engineers wrote:

>
> >--- In CAD_CAM_EDM_DRO@yahoogroups.com, Ed Fanta <atex57@m...> wrote:
> >
> > 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.
>
> Ed I think I have it.
> Basically what it means is if you can draw it in the flat you can
> then process this in Dolphin with or without offsets, cleaning cuts
> etc automatically.
> When I do the motor cycle cams they supply me with a drawing that is
> just a straight/curved/arced line that is equal to the circumference
> of the shaft, or in my case three of them side by side.
> Dolphin then works this out and converts the linear part into X and
> degree moves for the rotary axis.
> If you want to see what the layout looks like I can email or post
> some screen shots.
> >From a drawing to code on one of these motorcycle cams takes about 3
> or 4 minutes.

Yah, its starting to look like that will be the approach I will take.
For this cam I will probably plot it out, then rewire the machine so it
thinks B axis is X axis. Maybe I'll cut a test piece first. 8-) Ed.