On Friday 18 December 2020 02:56:53 Chris Albertson wrote: > This is not LCNC specif, but just motion control... > > Many times the secret is to do the homing twice. Once at full speed > and as you note it overshoots. Then backup up until you bump the > switch again then finally move as you say as 0.1 degrees per second. > You don't need to actually stop at the home, just note the encoder > count as you pass as the switch trips > > Look at you 3D printer for inspiration. I think it goes fst to get a > rough-homethen hits it slow a few times to take an average.
My ender 3 only hits it twice, second time quite slow. > Also for a rotary table I wonder if you could use a push button on a > control pannel. You define home to be whatever you want. For > example if you need to make 20 cuts to cut a gear, do you care where > the firth tooth is on the black? Generally no, Chris, but there will be times, like when a gear already has the keyway cut. :) 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) If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis Genes Web page <http://geneslinuxbox.net:6309/gene> _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
