Re: rough digitizing using proximity sensors

Thanks John,

I was running my browser in a window, and I nicely cut off the "big
catalog" and page entry box! I wondered why there wasn't a "page mode"!

I don't see an immediate method of mounting them to get 3-axis sensing,
'tho. :>(

Alan KM6VV


jguenther@... wrote:

>
> Alan,
>
> Page number mode is at the top of the screen toward the right side,
> under the work GO.
>
> I looked at these and they are not mounted in any type of "probe" I
> think you might be able to make a housing, but I am not sure how large
> the sensors are.
>
> John G.
>
> -- In CAD_CAM_EDM_DRO@y..., Alan Marconett KM6VV <KM6VV@a...> wrote:
> > Hi Doug,
> >
> > I checked MSC direct online, and didn't see a page # mode. can you
> > supply model # and mfg for those of us without catalogs?
> >
> > I did manage to find some 2" delrin (sp?), so I may just make my own
> > vers. of a Renishaw probe. I hope this photo probe has a small
> shank,
> > gotta fit a Sherline!
> >
> > Alan KM6VV
> >
> >
> > Doug Fortune wrote:
> > >
> > > A few weeks ago we were talking about making
> > > (or retrofitting) our own digitizers. At that time,
> > > I suggested a digitizing "roughing" pass would enable
> > > optimal trajectory planning for the "finishing" digitizing
> > > pass.
> > >
> > > In the MSC 2000/2001 catalog (http://www.mscdirect.com )
> > > page 3932 from Omron there is a:
> > >
> > > "convergent beam photo-micro sensor" $37.52
> > >
> > > both side and end facing sensors
> > > 2 to 6mm sensing distance
> > > 0.2 mm differential distance at 3 mm sensing distance
> > > 100 Hz response frequency
> > > takes 5-24 Volts
> > >
> > > As a non-contact means of probing, perhaps appropriate
> > > algorithms can be developed to rough digitize (here, rough might
> > > mean 0.2 mm) at maximum feed rates.
> > >
> > > Doug Fortune