Leonardo How do you program these once you get the c axis config working
On Sat, 3 Aug 2024, 04:26 Leonardo Marsaglia, <ldmarsag...@gmail.com> wrote: > Hello Gene, I hope you're doing well! > > Here is a little footage of the fastest I've moved the X axis on the mazak: > https://youtube.com/shorts/fx6Elmy2GB4?si=oYQ7x1yheyhZOh5- > > Being almost a square and considering the circunscribed diameter is about > 37 mm is pretty good. For the X axis I have a max speed of 500.0 mm/sec and > 10000.0 mm/sec^2 of max acceleration. I kind of have to correct the jerk > for this axis because for some shapes I can notice it's a little too much. > But for the most part I'm ok with the way it works. > > > > > I have done that, but the spindle speed is suprisingly slow if X is slow. > > > > Well, I'm designing this machine to have a slight better response than the > Mazak, but also being a grinding machine I don't really need that much RPMs > on the part spindle so for the majority of parts we make it will be ok. > I'll be posting videos as soon as the machine is ready! > > > > El vie, 2 ago 2024 a las 12:55, gene heskett (<ghesk...@shentel.net>) > escribió: > > > On 8/2/24 10:52, gene heskett wrote: > > > On 8/2/24 05:45, Leonardo Marsaglia wrote: > > >>> > > >>> So this would also work for a mill that has an AC Servo running > > >>> step/dir. > > >>> Once the motor is connected to the spindle with a toothed belt > > >>> rather than > > >>> V belt. > > > > > > I must be missing some context here. I have been feeding back for > > > spindle speed control, an encoder generated ABX set of quadrature > > > signals generated by ats-667's which are watching the spindle backgear > > > teeth go by, for about a decade. What has the presence or absence of a > > > v-belt in the path got to do with it?. > > >>> Cool! > > >>> > > >> > > >> I have the same doubt about the kind of belt I should use. In theory, > > >> several V belts well tensioned should work perfectly without slipping > > and > > >> the encoder on the spindle (this one of course coupled with a timing > > >> belt) > > >> should be able to keep up with the position and nothing should go > wrong. > > >> The lathes we have all work this way and I have never experienced belt > > >> slipping. But for some reason I feel more confident using timing belts > > >> all > > >> the way. I don't know if this is an overkill and I should go with the > > >> simpler V belts. Remember that this machine is going to be grinding > cams > > >> and eccentrics. > > >> > > I have done that, but the spindle speed is suprisingly slow if X is slow. > > > > >> El vie, 2 ago 2024 a las 6:33, Leonardo Marsaglia > > >> (<ldmarsag...@gmail.com>) > > >> escribió: > > >> > > >>> Thanks Andy for the link! Now it's time to play a little bit with the > > >>> config and make it work :) > > >>> > > >>> El dom, 28 jul 2024 a las 6:21, andy pugh (<bodge...@gmail.com>) > > >>> escribió: > > >>> > > >>>> On Sat, 27 Jul 2024 at 18:41, Leonardo Marsaglia > > >>>> <ldmarsag...@gmail.com> > > >>>> wrote: > > >>>> > > >>>>> For this, I think I read there's a caxis.comp module that If I'm > not > > >>>>> mistaken Andy wrote. > > >>>>> > > >>>>> Is there a place to get that file? Because I couldn't find it yet. > > >>>> > > >>>> > > >>>> > > > https://forum.linuxcnc.org/10-advanced-configuration/42171-spindle-step-dir-servo-ramp-down-before-stop-on-m-stop-command?start=120#209694 > > >>>> > > >>>> > > >>>> -- > > >>>> atp > > >>>> "A motorcycle is a bicycle with a pandemonium attachment and is > > >>>> designed for the especial use of mechanical geniuses, daredevils and > > >>>> lunatics." > > >>>> — George Fitch, Atlanta Constitution Newspaper, 1912 > > >>>> > > >>>> > > >>>> _______________________________________________ > > >>>> Emc-users mailing list > > >>>> Emc-users@lists.sourceforge.net > > >>>> https://lists.sourceforge.net/lists/listinfo/emc-users > > >>>> > > >>> > > >> > > >> _______________________________________________ > > >> Emc-users mailing list > > >> Emc-users@lists.sourceforge.net > > >> https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > Cheers, Gene Heskett, CET. > > > > Cheers, Gene Heskett, CET. > > -- > > "There are four boxes to be used in defense of liberty: > > soap, ballot, jury, and ammo. Please use in that order." > > -Ed Howdershelt (Author, 1940) > > If we desire respect for the law, we must first make the law respectable. > > - Louis D. Brandeis > > > > > > > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
