2010/3/4 Rudy du Preez <r...@asmsa.co.za> > I have a general question about the throughput of EMC2 and what determines > it. I friend is using nurb modeling to describe the shapes that he has to > mill in soft material. So far he has had disappointing results using EMC2 > in > that the processing of the large gcode files with many short vectors and > the > resulting cutting speed is too low. For most cutting moves the programmed > speed of the axes is not reached in these applications. Jogging speeds on > the machine is fine. Where does the problem lie? > > In playing with parameters such as base_thread, we found that these have > some influence on the troughput and cutting speed. The processing power and > latency of the PC also comes into play. It seems that careful tuning and > balancing of some parameters is required. The problem is to know which ones > will improve the situation best. The steppers are currently driven via the > parallel ports. A MESA 5i20 card is planned to replace this. > > Has anybody been working on the limited throughput situation? > > Rudy > > > What program is used to generate the G-code? Is G61 set?
I do nurbs models all the time, 99% of my work is surfacing. No speed problem. Regards, Sven ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
