> > Not totally laid up, yet. But I'll be 87 very shortly, and the yard work > I was doing for about 3 hrs earlier will still be yelling at me > tomorrow. Getting old is not for the faint hearted, specially when your > ticker is running on a battery and already has rebuilt valves just to > keep it pumping at 30%. For me, thats good, and sure beats the > alternative. >
I hope I could be at least half active as your age as you are. Glad to know you're busy! Besides, he is not ready for me yet, I'm too much of a maverik. ;o) > > Gabriel would send me down, I'd fix the stoker, install electricity and > airconditioning, start a brewery and open a bar... > I started to get thirsty when you mentioned the brewery LOL. El mar, 21 sept 2021 a las 18:24, Gene Heskett (<[email protected]>) escribió: > On Tuesday 21 September 2021 16:53:44 Leonardo Marsaglia wrote: > > > > There may be a miss-understanding of its purpose,or I'm useing it > > > off its purpose. > > > > > > I am feeding lincurve with the absolute z position as delivered to > > > the motion input from the stepgen. So it knows where on the bed it > > > is. That allowed me to setup a laser, useing a knife edge in the > > > tool holder,and measure the bed wear error, program that into the > > > lincurve module, who output is then applied to the offset to correct > > > this error in the x axis as it moves in the z plain. So I can turn > > > within a thou over 3 feet of z motion that has 13 thou of bed wear > > > right in front of the chuck. > > > > > > Thats how I use it, but the offset module doesn't care where this > > > offset signal comes from, so don't be afraid to let your imagination > > > out to play with only a common sense chaperon. ;o) > > > > Hello Gene! > > > > Well, from what I understand your application is similar to what a > > torch height control would do. That would have no problem because > > you're moving short distances in (I guess) a not so high speed. > > > > But, I don't know if you tried the sim configs of external offsets. > > There's one in particular that lets you modify the signal fed into the > > eoffset and also the speed and acceleration of that particular > > simulated joint. To sum up, you clearly see how the phase shifts > > whenever you increase the amplitude of the signal or decrease the > > speed/acceleration of the sim joint. I'm just thinking how to avoid > > that phase shifting because all the parts I need to machine have a > > register on them, so it would be nice to mantain that angle in phase > > no matter what the RPMs on the spindle are. I think that to attenuate > > the signal is more than enough to compensate for an out of range > > speed/accel and avoid problems. > > > > I was thinking about doing an active phase compensation in HAL to > > compensate for the signal lag whenever the rpms change, but I suspect > > there's a more practical solution... > > > > Glad to hear you're doing well Gene :) > > > Not totally laid up, yet. But I'll be 87 very shortly, and the yard work > I was doing for about 3 hrs earlier will still be yelling at me > tomorrow. Getting old is not for the faint hearted, specially when your > ticker is running on a battery and already has rebuilt valves just to > keep it pumping at 30%. For me, thats good, and sure beats the > alternative. > > Besides, he is not ready for me yet, I'm too much of a maverik. ;o) > > Gabriel would send me down, I'd fix the stoker, install electricity and > airconditioning, start a brewery and open a bar... > > 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-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-developers > _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
