Re: Mounting Z axis DRO

--- In CAD_CAM_EDM_DRO@yahoogroups.com, John Dammeyer <johnd@...> wrote:
>
> Hi JohnH,
>
> The group with all the details is
>
> http://groups.yahoo.com/group/E-LeadScrew/
>
> The November 2006 Circuit Cellar Magazine (www.circuitcellar.com) has an
> article I wrote about the first prototype ELS. Source code,
schematics etc.
> are available from either the Circuit Cellar site or from the ELS Yahoo
> group.
>
> Rev 0.2 is almost finished. When done, source code, schematics and even
> Gerber layout files will be posted to the Yahoo group. So anyone
can build
> it or even put it into production. Peter Homann in Oz has offered to do
> pick and place assembly. Cost benefits to users will only happen when
> someone (might be me) picks up the ball and makes at least 100 pieces.
> There's a lot of surface mount stuff. I'm pretty sure I've managed
to make
> it all RHOS compatible.
>
> John
>
>
>
> Wireless CAN with the CANRF module now available.
> http://www.autoartisans.com/products
> Automation Artisans Inc.
> Ph. 1 250 544 4950
>
>
> > -----Original Message-----
> > From: CAD_CAM_EDM_DRO@yahoogroups.com
> > [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of John Hansford
> > Sent: Friday, December 08, 2006 8:10 PM
> > To: CAD_CAM_EDM_DRO@yahoogroups.com
> > Subject: [CAD_CAM_EDM_DRO] Re: Mounting Z axis DRO
> >
> >
> > John,
> > That's very cool. You say prototype...is this something you'll
> > possibly make into a kit? I know I'd like to have one.
> >
> > What about the plans or circuit diagram? Would you make that
> > available?
> >
> > I've wanted to try something along these lines but haven't
> > got to it.
> >
> > You could put some leds between the metal plates and the rods
> > would have a soft glow to them. If you needed to make a lot
> > of the rods, what you could do is simply drill the proper
> > sized holes in a thick piece of UHMWPE, that kitchen cutting
> > board material. Then put pieces of tape on one side covering
> > the holes to make a cavity to pour common 2 hr. cure epoxy
> > into. You can tint the epoxy with any oil based hobby-type
> > paint that they use for model airplanes, etc. Don't use
> > acrylic paint because it wouldn't cure properly. The 2 hr.
> > epoxy cures harder than the 5 min stuff.
> >
> > The rods would pop out when cured.
> >
> > This is relative to cnc for making control buttons and E-stop
> > buttons...throwing that in so I don't get off-topic with this.
> >
> > Cool,cool!
> > John
> >
> >
> > --- In CAD_CAM_EDM_DRO@yahoogroups.com, John Dammeyer
> > <johnd@> wrote:
> > >
> > > Hi John,
> > >
> > > Never enough time or money. Here are two links to the
> > keypanel for the
> > > first prototype. The box that goes around this will have
> > larger 1/2"
> > > diameter holes and be the same thickness as the amount the
> > extensions
> > > protrude from the heatsink panel (for the 3Amp 55V
> > Micro-stepper drive).
> > >
> > > Over the box cover will be the plastic membrane with the switch
> > markings.
> > > If I've done it right, depressing the plastic overlay will cause the
> > buttons
> > > to be pressed.
> > >
> > > http://www.pacificsun.ca/~john/ELS/KEYPANEL.JPG
> > >
> > > http://www.pacificsun.ca/~john/ELS/KEYPANEL2.JPG
> > >
> > > For the home hobbiest who likes building tools etc. this
> > makes for an
> > > inexpensive way of doing things. Just some time on the lathe with a
> > parting
> > > tool and some simple turning. I did them on an under powered
> > Unimat. With
> > > the extensions and the mounting of the LCD, the top of the
> > LCD lines up
> > > nicely with the encoder MPG knob and the buttons which makes it all
> > one flat
> > > surface.
> > >
> > > Cheers,
> > >
> > > John Dammeyer
> > >
> > > > I'm going to have to figure out how to get one. The scales
> > > > on the mini-mill have made all the difference in the world.
> > > > I can't even imagine being without them now. I do want a nice
> > > > big readout though.
> > > >
> > > > If you need keypad buttons, have you thought about casting
> > > > them. It's easy. If they have a flat back, then it's even
> > > > easier. Any size,shape,color you can imagine. Even transparent.
> > > >
> > > > Yes, it's that time of year when all the $$$ I thought I had
> > > > now seems to have mysteriously disappeared.
> > > >
> > > > John
> > > >
> > >
> >
> >
> >
> >
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