> > Windows software for tuning is pretty standard even on the more expensive > integrated servo systems. Teknic Clearpath needs Windows software for > configuration and tuning, as does one Chines brand that I’ve used. >
Yes, the ones I've been using have that way of tuning them too. What I find not that convenient in this ones (at least from what I can read in the manuals) is that some parameters cannot be edited without the software. El mié, 25 ene 2023 a las 0:09, Thaddeus Waldner (<thadw...@gmail.com>) escribió: > Windows software for tuning is pretty standard even on the more expensive > integrated servo systems. Teknic Clearpath needs Windows software for > configuration and tuning, as does one Chines brand that I’ve used. > > > On Jan 24, 2023, at 8:50 PM, Leonardo Marsaglia <ldmarsag...@gmail.com> > wrote: > > > > Hi guys again and thanks for all the answers :) > > > > Well, indeed the problem as Todd suggested is because of the driver > > limiting acceleration and velocity. I found in the manual that this can > be > > changed and they recommend using a value 10 times higher than what LCNC > > commands. This is to avoid this peaking to max speed/acceleration problem > > of course. > > > > The only drawback is that the only way to change these settings is using > > their software and a PC. At least that's what the manual shows. > > > > > > > > El mar, 24 ene 2023 a las 17:19, gene heskett (<ghesk...@shentel.net>) > > escribió: > > > >> On 1/24/23 11:07, Sam Sokolik wrote: > >>> This is why I don't like smart servo drives.. lol.. You don't know > how > >>> well the drive is following the path linuxcnc is commanding.. > >> > >> My experience has been the opposite Sam. I have no PID's in the config > >> to run my Sheldon 11x54, I put a 3NM on the Z cause the carriage weighs > >> around 20 maybe more pounds. In all cases here I'm using the 3 phase > >> version, turns 1.2 degree per full step cycle. > >> > >> But I didn't have room for the length of a 3NM behind the new apron, so > >> I put a 2NM on to drive X. > >> > >> I took off a 1200 inlb nema34 as it could only do a g0 at 60ipm on a > >> good day, and took a nema 24 off the x because its max w/o a stall was > >> maybe 29 ipm on a good day. And both were noisy as can be. > >> > >> With the 2 nema-23 3 phase stepper/servo's, Z now moves at 120 ipm, and > >> x moves at 60 ipm, and at working speeds cannot be heard, only the belt > >> swish driving the spindle. Like watching Casper the ghost turning the > >> cranks now. > >> > >> I can position a chuck jaw to be hit with a missdirected tool at 10 ipm, > >> it hits the jaw sees the stop, and stops lcnc in about a millisecond. > >> The chip in the tool isn't damaged, and the jaw wasn't marked. The > >> motors run cold because the error controls the motor current. They WILL > >> GET to where they are told to go, or they will STOP LCNC in its tracks > >> midstep before the part is damaged. FWIW, that sort of a stop has yet > >> to happen while its working. > >> > >> I have a 6040 gantry mill, and the Z was too puny even after I binned > >> the electronics that came with it and replaced it all with LCNC feeding > >> 2m542's running on 42 volts. It's xy went from 15 ipm to 200 ipm but z > >> could just barely lift that water cooled spindle, but a 1NM > >> stepper/servo acts like it could lift another 25 pounds at 30 ipm. > >> > >> When I needed a B axis to make the vise screw I'm going to sell if I > >> can, I made several printed harmonic drives but could not get the speed > >> to spin the screw while I carved it. I had bought a 5/1 worm on spec 4 > >> or 5 years ago, so I put a 3NM on it with a printed shaft adapter, and > >> printed the chuck for the slow end of the worm driving a 2x2 hard maple > >> stick about 2 feet long. I can carve a screw at 200 rpm on the screw. > >> > >> There's more backlash in the cheap worm than motor error but I'm carving > >> a 2 start thread that fits perfectly by carving the 2nd start on its way > >> back to start a new 1st start. The hard maple stick is turning backwards > >> then. 180 degrees out of phase with the fwd motion. > >> > >> And Ali-Express is getting plumb reasonable on them right now. > >> > >> [snip Leonardo's problem, this isn't really part of that thread.] > >> > >> 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, 1940) > >> If we desire respect for the law, we must first make the law > respectable. > >> - Louis D. Brandeis > >> Genes Web page <http://geneslinuxbox.net:6309/> > >> > >> > >> > >> _______________________________________________ > >> 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 > _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
