On Fri, 22 Nov 2019 21:59:33 +0000 Herzog Raoul <[email protected]> wrote:
> dear Andrew, > > thanks for your positive feedback. > > There were many reasons for us to develop OpenCN : > > 1) of course scientific curiosity ... I'm working for ~8 years in this field > > 2) but, more important, I had and have customers having problems with surface > quality as feedrate increases. > I'm living in the "watchmaking" western part of Switzerland :-) > We found out that the cause of the bad surface quality problem stems from the > vibrational behaviour of the machine. > And we started to develop special trajectory planning algorithms coded in > Matlab for *precalculating* the setpoint values. > It turned out, that the machining time with our algorithms was ~5 times lower > compared to a high end CNC, while keeping the same surface quality. > But then ... very difficult to get a commercial CNC manufacturer interested > in ... an industrialization seemed difficult. > We decided to make the important step from "offline precalculation" of > setpoint values to online calculation as any CNC does. As control theory is a common problem I work with I am rather interested in these precalculations? Some kind of feed forward? Regard Nicklas _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
