[Lab] laser thought about bed

Darcy Whyte darcy at siteware.com
Sat Sep 10 12:20:49 EDT 2011


I think you'd mentioned that before... okay, I'll try and find some of
those.



On Sat, Sep 10, 2011 at 12:17 PM, Andrew Plumb <andrew at plumb.org> wrote:

> Check Home Despot or Rona for those panels used for fluorescent lights to
> be flush with ceiling tiles and ventilation.  Preferably untreated,
> unpainted panels.
>
> On 2011-09-10, at 12:01 PM, Darcy Whyte wrote:
>
> > but where can I get that honeycomb on the cheap?
> >
> >
> > On Sat, Sep 10, 2011 at 11:57 AM, Andrew Plumb <andrew at plumb.org> wrote:
> > You're going to get a lot more localized thermal effects every time the
> laser strikes a wire, which would also be under tension to be flat enough.
>  I don't think they'd last very long; stick with a more rigid grid like the
> artengine cutter's.
> >
> > Andrew.
> >
> > On 2011-09-10, at 11:31 AM, Darcy Whyte wrote:
> >
> > >
> > >
> > > My current plan for my own laser is to make the cutting bed as follows
> (the place where the material being cut will rest).
> > >
> > > Make the frame from extruded aluminum. Then drill lots of holes along
> it and string very fine music wire (perhaps .020"). This will form a grid
> (perhaps an inch pitch) on which the material can rest.
> > >
> > > Can anybody come up with a reason I should not do it that way? My main
> concern is what will happen when the laser strikes the .020 on a regular
> basis.
> > >
> > > ArtEngine laser has a honeycomb square bed which is very thin metal and
> is structural because of the honeycomb structure. My machine will be cutting
> mainly balsa which is very light so the structure isn't a concern. I can
> always beef up for other jobs.
> > >
> > > Thots?
> > >
> > > _______________________________________________
> > > Lab mailing list
> > > Lab at artengine.ca
> > > http://artengine.ca/mailman/listinfo/lab
> >
> > --
> >
> > "The future is already here.  It's just not very evenly distributed" --
> William Gibson
> >
> > Me: http://clothbot.com/wiki/
> >
> >
> > _______________________________________________
> > Lab mailing list
> > Lab at artengine.ca
> > http://artengine.ca/mailman/listinfo/lab
> >
>
> --
>
> "The future is already here.  It's just not very evenly distributed" --
> William Gibson
>
> Me: http://clothbot.com/wiki/
>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://artengine.ca/pipermail/lab/attachments/20110910/69d6b5ba/attachment.htm>


More information about the Lab mailing list