It's .. hmm ... I think 2.6 ... it was installed about 5 years ago I guess, and kept up with the occasional apt-get update/upgrade although it probably hasn't had one in the last year or so. I can check the exact version next time I am in.
On Mon, 10 Jan 2022 at 12:36, Les Newell <[email protected]> wrote: > How old is your copy of LCNC? I just ran your code on my plasma and it > ran smoothly with no detectable hesitation on the transitions between arcs. > > Les > > On 10/01/2022 12:08, Robin Szemeti via Emc-users wrote: > > I've not built any plasmas in years :) I eventually got out of building > > those and bought myself a couple of big Trumpf lasers ... > > > > I do notice problems with the TP in the version of LCNC I run on the > > router, when cutting at slow speeds, you can't really notice it, but at > > medium speeds say, 3 or 4m a minute, I see them ... my software splits > the > > arcs into quadrants, and I do tend to see a stop on at least one of the > > quadrants ... it will slow to a stop, cause a cutter burn on the part and > > then continue on. > > > > My header and cut for a simple circle, with entry at roughly 12 oclock > > looks looks something like: > > > > % > > N10 G21 G40 G49 > > N20 G64 P0.05 > > N30 G17 > > N40 M8 > > N50 G53 G0 Z0.00 > > N60 G53 G0 X0.00 Y0.00 > > N70 ( Load tool End Mill {12 mm}) > > N80 M6 T1 > > N90 G43 H1 > > N100 G54 > > N110 G0X0.000 Y0.000 S18000 M3 > > N120 G4 P5.0 > > N130 G0 Z21.000 > > N140 (Profile 1) > > N150 G0X500.000Y706.000Z16.000 > > N160 G1Z0.000F900.0 > > N170 G3X294.000Y500.000I0.000J-206.000F5000.0 > > N180 G3X500.000Y294.000I206.000J0.000 > > N190 G3X706.000Y500.000I0.000J206.000 > > N200 G3X500.000Y706.000I-206.000J0.000 > > N210 G0Z16.000 > > N220 M5 > > N230 M9 > > N240 G53 G0 Z0.00 > > N250 G0X0.000Y0.000 > > N260 G53 G0 X0.00 Y0.00 > > N270 M2 > > % > > > > > > > > On Mon, 10 Jan 2022 at 11:41, Les Newell <[email protected]> > wrote: > > > >> The TP has improved a lot in the last few years. My plasma runs on > >> LinuxCNC and it's pretty smooth even on thin materials. > >> > >> HF is nasty. It gets into everything. If you can afford them, Hypertherm > >> cutters use blow back ignition so no HF. They are very popular on CNC > >> plasma for this reason. > >> > >> Les > >> > >> > >> On 08/01/2022 12:32, Robin Szemeti via Emc-users wrote: > >>> I built a few plasmas with EMC, the trajectory planner was a problem at > >> the > >>> time with it not being able to smoothly keep going between IJ arcs. > This > >>> can cause problems in thin sheet ... maybe it is better now. > >>> > >>> I always had trouble keeping the HF from the arc start out of the > >>> electronics. > >> > >> > >> _______________________________________________ > >> 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
