Re: Making Stepper Pullys

Hi John,

Yes! I see the # of teeth column now, and it is calculating OD and
PCD. I should have played with it a little more! And I can view the
underlying calculations.

Thanks. Now to find a "clone spreadsheet" for Bill.

Marvin has not published Cogpuly because of the discrepancy mentioned.

Alan KM6VV


machines@... wrote:

>
> >--- In CAD_CAM_EDM_DRO@y..., Alan Marconett KM6VV <KM6VV@a...> wrote:
> > Hi John,
> >
> > I've examined the "TimingBeltpulleys.xls" file, what I saw was a
> >table
> > of "MP, XL, H and L" series pulleys, with pitch, depth of cutter
> >and tip
> > width for each. Does the spread sheet do more?
> > COGPULY.C by Marvin. W. Klotz is a step in the direction Bill would
> >like
> > to go.
>
> Alan if you enter the number of teeth in the left hand column it will
> work out the OD and PCD in columns G and H. The rest of the data is
> fixed.
>
> I have looked on Marv's web page but don't see any referance to
> COGPULY. I am in touch with Marv over this and I am sending him all
> the current data that I have on timing pullies. I gather once he has
> all this he will release a simple DOS program to do this instead of
> having to use a spreadsheet.
>
> John S.