[Noisebridge-discuss] Laser Cutter

Tymm Twillman tymmothy at gmail.com
Sun Jan 9 13:44:22 PST 2011


not sure what the status is... but may be worth chatting with these folks, depending on how rushed things are:

http://labs.nortd.com/lasersaur/
http://www.kickstarter.com/projects/405545346/lasersaur-open-source-laser-cutter-0
http://www.flickr.com/photos/stfnix/sets/72157624491114826/detail/


(the crew are powerhouses, so while it's a bit of a long term project, I think the project probably has a good chance of success)

On Jan 9, 2011, at 1:18 PM, Corey McGuire wrote:

> These cut, too.  There are vector operations and raster operations.  Raster operations engrave, vector operations cut.
> 
> A 25W laser is more than enough for cutting acrylic of a sizable thickness.  Beyond this thickness, you have focusing problems that effect all lasers.
> 
> Cutting metal is not the best application for laser tools unless we spend SERIOUS money.  Metal is hard for laser cutting because when metal melts, it becomes very reflective.
> 
> As far as what brand to use, as much as I hate to sound the "Noone gets fired for buying IBM" trumpet, I think it applies here.
> 
> There is a lease option that I would like to make people aware of.  It means the equipment isn't ours, but it also means we don't have the large initial investment, and we can get service as part of the contract.
> 
> But I don't want to spend decades talking about in on the list when we can talk about this.  I'll even bring beer if it means avoiding YANBLFW.
> 
> On Sun, Jan 9, 2011 at 12:53 PM, miloh <froggytoad at gmail.com> wrote:
> > As far as burning the place down, it is HIGHLY UNLIKELY.  These things are
> > as enclosed as a microwave.  They aren't as easy to use, and they are
> > compatible with a limited number of materials, but people would have to
> > REALLY FUCK UP to burn the place down with a laser engraver...like engraving
> > gasoline soaked balsa.
> 
> Thanks for using the term 'laser engraver'.
> 
> Does Epilog even sell laser cutters, or just laser engravers?  Perhaps
> everyone donating towards a 'laser cutter' should know that Epilog
> doesn't have any products (that I found listed on its website) that it
> states can cut through metal.  Does everyone who's donating know that
> this thing won't cut unicorn horns out of turds?
> 
> But then, I know next to nothing about laser cutting and engraving
> products.  Organizing numbers and costs are what I know about: if
> laser cutters are between 5x and 10x more expensive, and Epilog's
> 'most affordable' laser engraver is 7.3k$, then there is a large
> initial funding gap to fill.  But why not get something more
> affordable than an Epilog brand laser engraver?
> 
> Jon Foote recommended a couple specific devices last year during
> another discussion about getting a laser engraver/cutter device at
> Noisebridge.  Some people have offered to contribute a monthly value
> towards a cutter which is more meaningful for a device that requires
> large sums of funding for regular and unscheduled (breakdown)
> maintenance (these things break because they are fancy and delicate,
> but not intrinsically because 'Noisebridge Can't have Nice Things*').
> 
> What are the fee systems for cutting time and materials at Techshop
> (do different materials require different cleanup, and who is the
> maintenance technician?), will there be training and defined hours of
> operation?  I am down with that.  Cover the Techshop solutions during
> the meetup (or preferably here with international attention and
> responses), and people will take it seriously.
> 
> One last thing:  I think you should consider dubbing the DJ Booth a
> Noisebridge Autonomous Zone, since I hear grumblings from a friend of
> constipating the procurement of ZOMGLASERCUTTERS.
> 
> 
> *I hate that stupid quote, especially in this case, where most LIVING
> FOLK could CARE LESS about CUTTING THINGS WITH LASERS.  Seriously -1
> INT for anyone who blithely repeats that quote and doesn't know how to
> use a saw and a hammer, which are quite 'Nice Things'.
> 
> 
>  -rma
> 
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