I bet they are still researching that kind of technology. The market for an effective and accurate 3D steel/titanum/aluminum printer would be huge. That link to the laser additive/milling machine was impressive. I wonder how close to a million $ that machine costs.
Dave On 8/5/2014 4:39 PM, Stuart Stevenson wrote: > Boeing St Louis was 3D printing titanium with auto feed tig over 10 years > ago (experimentally). I don't believe they achieved acceptable results for > production parts. With their budget I would think they would have as good a > chance as anyone to succeed. Not trying to be a wet blanket but-----. > On Aug 5, 2014 1:55 PM, "Bas de Bruijn" <[email protected]> wrote: > >> On 01 Aug 2014, at 13:21, andy pugh <[email protected]> wrote: >> >>> On 1 August 2014 10:35, Roland Jollivet <[email protected]> >> wrote: >>>> http://www.wired.co.uk/magazine/archive/2014/08/play/steel-sketch >>> I can't help feeling that there must be reasons that the world isn't >>> full of CNC MIG welders. It's a moderately obvious idea. Certainly my >>> friends and I were discussing the possibility 10 years ago for making >>> replacement parts for veteran vehicles. >>> I seem to recall hearing that distortion and internal stresses are a >>> big problem. (as is releasing the part from the base plate). >> I second that, >> normally one would make a part on a big slab of steel. Afterwards the part >> needs to be removed by wire-edm and annealing (before/after i don’t know). >> Welding is a profession and just welding at locations like 3D printing has >> too many pitfalls IMO. >> >> The link above is from a duch designer, and although it is a nice testing >> if something like this works I don’t think that welding is something you’d >> get to make tolerances, just because of the stresses, warp etc. Haven’t >> seen a industrial 3D metal printer who works with welding. >> >> This is some >> https://www.youtube.com/watch?feature=player_embedded&v=s9IdZ2pI5dA >> >> Bas >> >>> The distortion issue can possibly be addressed by modifying the >>> original model to compensate, and internal stresses by a >>> post-manufacturing heat treatment. >>> >>> -- >>> atp >>> If you can't fix it, you don't own it. >>> http://www.ifixit.com/Manifesto >>> >>> >> ------------------------------------------------------------------------------ >>> Want fast and easy access to all the code in your enterprise? Index and >>> search up to 200,000 lines of code with a free copy of Black Duck >>> Code Sight - the same software that powers the world's largest code >>> search on Ohloh, the Black Duck Open Hub! Try it now. >>> http://p.sf.net/sfu/bds >>> _______________________________________________ >>> Emc-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-users >> >> >> ------------------------------------------------------------------------------ >> Infragistics Professional >> Build stunning WinForms apps today! >> Reboot your WinForms applications with our WinForms controls. >> Build a bridge from your legacy apps to the future. >> >> http://pubads.g.doubleclick.net/gampad/clk?id=153845071&iu=/4140/ostg.clktrk >> _______________________________________________ >> Emc-users mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-users >> > ------------------------------------------------------------------------------ > Infragistics Professional > Build stunning WinForms apps today! > Reboot your WinForms applications with our WinForms controls. > Build a bridge from your legacy apps to the future. > http://pubads.g.doubleclick.net/gampad/clk?id=153845071&iu=/4140/ostg.clktrk > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ Infragistics Professional Build stunning WinForms apps today! Reboot your WinForms applications with our WinForms controls. Build a bridge from your legacy apps to the future. http://pubads.g.doubleclick.net/gampad/clk?id=153845071&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
