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Random pauses in axis motion..

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  • undefined
    NAK_3D
    last edited by 13 Apr 2019, 14:50

    Yes, I am printing from the SD card... I have attached two photos showing the issue.. Unfortunatly the forum says my gcode files are too big to upload..1_1555166940648_cylinder blobs.JPG 0_1555166940648_cube blobs.JPG Is there any other way I can send you the gcode files?

    undefined 1 Reply Last reply 13 Apr 2019, 15:30 Reply Quote 0
    • undefined
      Phaedrux Moderator @NAK_3D
      last edited by 13 Apr 2019, 15:30

      @nak_3d said in Random pauses in axis motion..:

      Is there any other way I can send you the gcode files?

      Dropbox or some other cloud file sharing?

      Z-Bot CoreXY Build | Thingiverse Profile

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      • undefined
        NAK_3D
        last edited by 13 Apr 2019, 15:36

        Ok, first time using Dropbox.. hopefully these links work...

        https://www.dropbox.com/s/gxqa5ys2j2n39q3/Rounded edge cube 4ft test.gcode?dl=0

        https://www.dropbox.com/s/c9yn38qky14yc3m/430mm cylinder.gcode?dl=0

        Please let me know if you can see these files.

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        • undefined
          Phaedrux Moderator
          last edited by 13 Apr 2019, 15:42

          Yes those worked.

          Z-Bot CoreXY Build | Thingiverse Profile

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          • undefined
            Phaedrux Moderator
            last edited by 13 Apr 2019, 15:52

            Looking at the gcode in cura layer view it looks like there are some layer height changes throughout the length. Does it look like they match up with where the blobs show up?

            0_1555170688322_Screenshot 2019-04-13 09.51.02.png

            Z-Bot CoreXY Build | Thingiverse Profile

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            • undefined
              NAK_3D
              last edited by 13 Apr 2019, 16:00

              its really hard to say... I just tried counting the layers till the first error on the cylinder.. it looks to be somewhere around layer 115 give or take.

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              • undefined
                Phaedrux Moderator
                last edited by 13 Apr 2019, 16:02

                Yeah that would seem to line up with the first band of layer height changes on the preview just up from the bed.

                Z-Bot CoreXY Build | Thingiverse Profile

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                • undefined
                  Phaedrux Moderator
                  last edited by 13 Apr 2019, 16:11

                  I'm having a tough time wrapping my head around the gcode since it's been processed for the belt printer, I think?

                  Just an idea, but it looks like coasting is enabled based on the comments in the gcode file. Maybe try disabling that in cura. It doesn't always work nicely with pressure advance. Normally that shouldn't come into play with a spiralized print, but maybe with the layer height changes it is?

                  It also seems to be set to Marlin Gcode flavour. Try switching that over to reprap flavor in the printer settings dialogue.

                  And if you're willing to test out an alternate version of Cura, you could try this build by @burtoogle https://www.dropbox.com/sh/s43vqzmi4d2bqe2/AAADdYdSu9iwcKa0Knqgurm4a?dl=0&lst=

                  Z-Bot CoreXY Build | Thingiverse Profile

                  undefined 1 Reply Last reply 13 Apr 2019, 16:34 Reply Quote 1
                  • undefined
                    NAK_3D @Phaedrux
                    last edited by 13 Apr 2019, 16:34

                    @phaedrux Yes, that is code for a belt printer.. Does the version of Cura you suggested have a plugin for belt printers? I need to run a special version used by Blackbelt.. I'm trying a test print now with reprap flavor selected and coasting turned off.. It's funny when I look at layer height on mine I see no variation.. Like you I still don't fully understand how they are slicing the model for belt printing...

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                    • undefined
                      Phaedrux Moderator
                      last edited by 13 Apr 2019, 16:45

                      That build is for Cura 4.0 so you'd have to check if the black belt plugin is supported.

                      I'm all out of ideas without further info. Maybe post your config file. And maybe save a 3mf file in Cura so we could see the full model and settings together.

                      Z-Bot CoreXY Build | Thingiverse Profile

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                      • undefined
                        NAK_3D
                        last edited by 13 Apr 2019, 16:49

                        Its nolonger just a plugin with blackbelt cura, and I fear that without having Blackbelt cura loaded you still won't see the file displayed properly on normal cura… I'll let you know how you changes work in a few minutes... Thanks for your help so far..

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                        • undefined
                          Phaedrux Moderator
                          last edited by 13 Apr 2019, 16:53

                          Yeah I wondered that myself, but the display was just showing the gcode, and it seemed to be the right shape, so the layer thickness should be displayed correctly. Not sure lol.

                          What does it look like if you load the gcode file it in your version of cura and set it to layer height in the preview window?

                          Z-Bot CoreXY Build | Thingiverse Profile

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                          • undefined
                            NAK_3D
                            last edited by 13 Apr 2019, 17:02

                            All layers are same color in layer height view.. I've uploaded the latest gcode for the cylinder... error occurred twice at layer 129, and again at 156. Give or take a layer or two, this was the layer currently displayed on the web interface at the time of the error. Maybe this will help narrow it down..

                            https://www.dropbox.com/s/ietjnm8mnlbussy/430mm cylinder R2.gcode?dl=0

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