Subject:
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Re: Some brainstorming needed.
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 12 Mar 2004 16:13:46 GMT
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Original-From:
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MiB /Marcel I. Bos <m8114@ing-steen.seNOMORESPAM>
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Viewed:
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914 times
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Marcel @ Sweden
you need a glue pistol and so modified that the material it puts out
can be turned of and on under extream heat. There is a coffie
machine look alike that uses abs plastic.. At the moment i do not
remember the machines name.. But its intresting to see.
----- Original Message -----
From: "Mike Thorn" <webmaster!@!roboticsresources.com>
To: <lego-robotics@crynwr.com>
Sent: Friday, March 12, 2004 4:13 AM
Subject: Re: Some brainstorming needed.
> In lugnet.robotics, Steve Baker <sjbaker1@airmail.net> wrote:
> > I've been thinking about trying to build a '3D printer'. These things
> > exist in a number of commercial products - but they cost an absolute • fortune
> > and I've been thinking about making one using Lego robotics components.
> >
> > The idea is to take a 3D CAD model inside your PC and to have some kind
> > of robotic contraption build it for you in the real world.
> >
> > Some examples of these machines work like this:
> >
> > (snip)
> >
> > Anyhow - I've been wondering whether it would be possible to build some • kind
> > of contraption that would do this using Lego (and - presumably - a • significant
> > amount of non-Lego parts)...but all of those approaches seem to need • powerful
> > lasers or weird chemicals or some-such.
> >
> > So - does anyone have any idea what might be possible for an • enthusiastic
> > amateur?
>
> Wow, Steve, been a while since I've seen anything with your name on it! :)
>
> And if you're referring to yourself there in that last sentence, I think • you can
> easily afford to call yourself something a lot better than an 'amateur.' • ;)
>
> As for the printer...I like that plaster idea. It's fairly simple, it • requires
> nothing super-unusual like high-Class lasers, and perhaps the water part • could
> even be done with pneumatics or some such thing. Fine motor control with • very
> small backlash is possible, so I don't see why not.
>
> It would require writing some custom software, but you could probably do • that,
> right?
>
> The problem is...all that plaster could get expensive.
>
> Really neat idea though!
>
> -Mike
>
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Message has 1 Reply:
 | | Re: Some brainstorming needed.
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| (...) I was just thinking of that exact thing! Maybe with a finer nozzle and some kind of control valve to shut it off, I could have it draw a 'raster scan' of parallel lines of glue just close enough to each other to form a solid sheet. It would (...) (20 years ago, 12-Mar-04, to lugnet.robotics)
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Message is in Reply To:
| | Re: Some brainstorming needed.
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| (...) Wow, Steve, been a while since I've seen anything with your name on it! :) And if you're referring to yourself there in that last sentence, I think you can easily afford to call yourself something a lot better than an 'amateur.' ;) As for the (...) (20 years ago, 12-Mar-04, to lugnet.robotics)
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