On Tuesday 16 May 2017 11:56:40 Ken Strauss wrote: > > -----Original Message----- > > From: N. Christopher Perry [mailto:vwpe...@comcast.net] > > Sent: Tuesday, May 16, 2017 10:07 AM > > To: Enhanced Machine Controller (EMC) > > Subject: Re: [Emc-users] new thread inspired by Christophers > > question > > about > > > 3d printer sliceing SW. > > > > Gene, > > > > Turns out that printing with a heavy machine like a mill presents > > some problems, as the inertia is orders of magnitude higher than on > > 3D > > printers. > > > 3D printers are designed to have as low an inertia as possible to > > simplify > > the > > > filament control dynamics. With a larger/heavier machine those > > control dynamics get pretty complex as I understand it. Plus, your > > prints would > > take an > > > eternity. > > > > N. Christopher Perry > > I certainly understand that a heavy mill may not be able to move as > fast as a very lightweight 3d printhead and printing may take a long > time. However, why would "filament control dynamics" be a problem? > With the mill the table would be moving and the filament stationary > which should, if anything, make the problem simpler. What am I not > understanding? Or are you concerned about the movement of the object > being printed? > > I have not experience with 3d printing. How fast do the typical > inexpensive 3d printers move? > Pretty fast, Ken, when you can't see it move 4" in a u-tube movie. Its there, and in the next frame is a blur, and its there in the 3rd frame.
Even if my G0704 could do the Russian step dance, its still 10x slower than that. :( > > ---------------------------------------------------------------------- >-------- Check out the vibrant tech community on one of the world's > most engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
