https://linuxcnc.org/docs/html/gcode/o-code.html#ocode:fanuc-style-programs
use the "L" switch for looping X number of times On Sun, 29 Jan 2023, 10:22 andrew beck, <andrewbeck0...@gmail.com> wrote: > Thanks gene > > Hey you might know how to loop a gcode file > > I want to loop a gcode file 50 times. > > Ideally using m98 and m99 > But I'm a bit stuck on how to do it. > > Does anyone have some tips? > > This is for bar pulling in CNC lathe > > M400 unclamps chuck and m401 clamps chuck > > > And I need some way to loop the g code > > On Fri, 27 Jan 2023, 15:12 gene heskett, <ghesk...@shentel.net> wrote: > > > On 1/26/23 16:42, andrew beck wrote: > > > hey guys > > > > > > just wanted to let people know i just made a tutorial on custom m codes > > and > > > i couldn't find much info on it and wanted to help the next guy and > > remind > > > myself when i forget next time lol > > > > > > > > > https://forum.linuxcnc.org/10-advanced-configuration/48071-custom-m-codes-and-bar-puller-set-up#262959 > > > > > > > > > and also if any of you machinists have good tips for bar pulling on a > cnc > > > lathe i would love the ideas i have never done it before > > > > > > regards > > > > > > Andrew > > > > > > > I don't have a bar puller, not even a 5C collet, just an ER42 collet > > kit. If I am doing multiple copies, I position the tool to act as a > > stopper, loosen the big nut and push the rod thru to touch the tool, > > tightening the nut again gets me a couple thou clearance but that can be > > compensated for in your program. With a reasonable speed of bar pusher > > so it does not damage the tool when it hits the tool, it ought to work > > till you are out of that bar. > > > > One could put a microswitch in the position of the tool to automate > > that, including a shutdown when the bar no longer trips the switch in a > > long enough time it should have tripped. > > > > With a couple solenoids to engage the nut wrench, and a reversible vfd, > > that all could be programmed. Even to ejecting the bars remains and > > feeding a new one from a rack of them could be done. > > > > Lots of ways to skin that cat. This is just three ideas. > > > > Take care and stay well, Andrew. > > > > 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
