Andy can you think of any good ways to change acceleration on the fly? I could call a custom m code in my post processor if I had to.
Or is it possible to increase the deceleration if under 1000rpm? Currently my spindle acceleration is running through a limit component On Tue, Aug 10, 2021, 1:45 PM John Dammeyer <[email protected]> wrote: > I agree it would be nice to change acceleration on the fly based on the > G-Code. The AC Servo on the spindle responds really quickly so fast > acceleration is really fast. Great for the tapping. Annoying otherwise. > > John > > > -----Original Message----- > > From: andrew beck [mailto:[email protected]] > > Sent: August-09-21 5:17 PM > > To: Enhanced Machine Controller (EMC) > > Subject: Re: [Emc-users] Just a little rigid Tapping Clip. With peck > tapping > > > > Quick answer before I go out. > > > > Peck Tapping breaks the chip otherwise they can break taps. Eg tap m6 > down > > 30mm you might break it. But do it in two bites you should be sweet > > and rpm is 400. > > > > If I somehow work out how to know if g33.1 (rigid Tapping is active) and > > export that to a python script. Then I can change my spindle acceralation > > briefly and tap at 1000rpm with almost no over shoot. The spindle Vfd > can > > reverse in 120degrees currently at 1500rpm > > > > But that will take some coding I think. > > > > I can change acceralation on the fly with custom m codes and halcmd > > currently but need to to set it up to automatically change back and forth > > if rigid Tapping is active > > > > > > > > On Tue, Aug 10, 2021, 11:50 AM John Dammeyer <[email protected]> > wrote: > > > > > Impressive. Lots of questions. > > > > > > Why did you make two passes? Just because? Seems like the spirals > could > > > get caught and muck up the threads on the second pass. > > > > > > Was this steel or aluminium? > > > > > > What type of coolant are you using? > > > > > > Do you have an oil separator disk or belt and aeration to keep it from > > > getting smelly? > > > > > > I did my 10-32 tapping at 150 RPM. Still scary how fast it moves up > and > > > down. > > > > > > John > > > > > > > > > > > > > -----Original Message----- > > > > From: andrew beck [mailto:[email protected]] > > > > Sent: August-09-21 1:20 PM > > > > To: Enhanced Machine Controller (EMC) > > > > Subject: [Emc-users] Just a little rigid Tapping Clip. With peck > tapping > > > > > > > > M14x2 spiral flute tap. > > > > > > > > Rpm 400 > > > > > > > > Pecking 15mm.total depth 35 > > > > > > > > I can turn main power off at the wall and it will re line up with > tapped > > > > threads so long as I leave it in the vice. > > > > > > > > That's so cool. Love linuxcnc > > > > > > > > Might try a m20 tap sometime. I have 7.5kw spindle. Be interesting > to > > > see > > > > if it can push it lol > > > > > > > > https://youtu.be/6QX2Qm3I2Ak > > > > > > > > _______________________________________________ > > > > Emc-users mailing list > > > > [email protected] > > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > > > > > > _______________________________________________ > > > Emc-users mailing list > > > [email protected] > > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > _______________________________________________ > > Emc-users mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
