On Nov 3, 2011, at 12:10 PM, andy pugh wrote: > On 3 November 2011 15:59, Jon Elson <el...@pico-systems.com> wrote: > >> I spent some time poking around a huge vertical boring mill with a gantry >> tool carriage and that is how they did it. It appeared the gantry >> towers could >> be several inches out of line without causing any binding. They had obvious >> limit switches to e-stop the machine if it got farther out of square >> than that. > > > This one appears to be 100% rigid (and things would go very wrong if > it got askew) > http://www.deansmithandgrace.co.uk/icms_assets/files/Travelling_Gantry_Machine.pdf > > It is like a hobby machine in design, but a bit bigger.
I know several hobbiests that have those ;-) This machine, or one exactly like it, was at IMTS (in Chicago) a year or so back when I attended. Very cool. I should have looked closer on how they home that with EMC :-) -Tom ------------------------------------------------------------------------------ RSA(R) Conference 2012 Save $700 by Nov 18 Register now http://p.sf.net/sfu/rsa-sfdev2dev1 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
