I had issues with retraction that sound like this, but mine was built as a linear delta so I just disabled retraction and turned rapids up to 500mm/sec which solved it 95%. I haven't returned to it, but I probably should now. I will take a look later.
On Monday, June 3, 2019 at 8:26:24 AM UTC-4, Dennis wrote: > > Dear Machinekit users, > right now we're facing issues with velocity extrusion. Our test system is > installed with Debian Stretch and Machinekit in > version 0.1.1543327459.gite7 (uname -a output: Linux labor-m2 > 4.9.0-8-rt-amd64 #1 SMP PREEMPT RT Debian 4.9.144-3.1 (2019-02-19) x86_64 > GNU/Linux). We use three axes with one extruder in velocity extrusion mode. > > The attached .ngc-file was created with the ngcwriter-plugin for Cura. > Stumbling across another post in this forum ( > https://groups.google.com/forum/#!searchin/machinekit/m67%7Csort:date/machinekit/mRTcGHU4lUc/hSyyGclIPagJ) > > I also attached the output of the rs274 standalone interpreter. Maybe this > helps. > > The Problem we have is, when we print the file (with and without filament) > we are facing issues with the extruder feedrate. For a short period of time > the feedrate seems to halt, although there should be continuous filament > output. We think the issue may be related to command M67 (perhaps related > to this issue here https://sourceforge.net/p/emc/bugs/437/). > > Has anyone ever observed such a problem? > > Unfortunately I'm not abled right now to post the contents of linuxcnc.log > with DEBUG=5 enabled, because our printer has a hardware malfunction. > > Best regards > Dennis > -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. Visit this group at https://groups.google.com/group/machinekit. To view this discussion on the web visit https://groups.google.com/d/msgid/machinekit/615088ef-f96c-41f8-b0b8-dfe174e8ec82%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
