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    Auto Bed Leveling Map on Tronxy X5SA

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    • Phaedruxundefined
      Phaedrux Moderator
      last edited by

      It's totally possible that the bed is actually that warped. The color map exaggerates the differences to make them easy to see, but the actual deviations aren't that extreme. -1.5 to +0.4mm wouldn't surprise me for a Tronxy bed.

      What happens if you print a test file like this? Does the bed compensation work to keep the first layer in contact?

      0_1546986596745_bedlevel_nozzle_0.4_200x200-0.3-0.8.stl

      Z-Bot CoreXY Build | Thingiverse Profile

      pr0xyfl00d3rundefined 1 Reply Last reply Reply Quote 0
      • pr0xyfl00d3rundefined
        pr0xyfl00d3r
        last edited by

        The bed is not warped works perfect with factory board setup, i am running the file you posted and video what is does, when i tried a file earlier it rams in the heatbed

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        • Phaedruxundefined
          Phaedrux Moderator
          last edited by

          @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

          M558

          Can you try adding A10 R0.5 S0.003 B0 to your M558 command?

          This will set it to try up to 10 probes until it gets 2 consecutive readings within 0.003, and it will wait 0.5 seconds between probe travels to let the machine settle, and will disable any heaters during the probe move to eliminate any electrical interference.

          Z-Bot CoreXY Build | Thingiverse Profile

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          • pr0xyfl00d3rundefined
            pr0xyfl00d3r @Phaedrux
            last edited by pr0xyfl00d3r

            @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

            @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

            M558

            Can you try adding A10 R0.5 S0.003 B0 to your M558 command?

            This will set it to try up to 10 probes until it gets 2 consecutive readings within 0.003, and it will wait 0.5 seconds between probe travels to let the machine settle, and will disable any heaters during the probe move to eliminate any electrical interference.

            I will after this file is finished..

            in my simplify3d setting for the starting script i had the following

            G28 ; home all axes
            G29 ; auto bed level
            G1 Z0.2 F3000 ; get ready to prime
            G92 E0 ; reset extrusion distance
            G1 X100 E10 F600 ; prime nozzle

            which i changed to
            G28 ; home all axes
            G29 ; auto bed level
            G28 ; home all axes
            G1 Z0.56 F3000 ; get ready to prime
            G92 E0 ; reset extrusion distance
            G1 X100 E10 F600 ; prime nozzle

            now it did not hit the bed and does go through the print, the 0.56 i got from following https://duet3d.dozuki.com/Wiki/Test_and_calibrate_the_Z_probe

            But can i simplify it or need much of it?

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            • pr0xyfl00d3rundefined
              pr0xyfl00d3r @Phaedrux
              last edited by

              @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

              A10 R0.5 S0.003 B0

              just to check add this to the end of the code i already have ?

              Phaedruxundefined 1 Reply Last reply Reply Quote 0
              • pr0xyfl00d3rundefined
                pr0xyfl00d3r @Phaedrux
                last edited by

                @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                It's totally possible that the bed is actually that warped. The color map exaggerates the differences to make them easy to see, but the actual deviations aren't that extreme. -1.5 to +0.4mm wouldn't surprise me for a Tronxy bed.

                What happens if you print a test file like this? Does the bed compensation work to keep the first layer in contact?

                0_1546986596745_bedlevel_nozzle_0.4_200x200-0.3-0.8.stl

                This is from the print

                0_1546989223575_2F6669E3-8911-482A-9A54-B3A45A6FAE04.jpeg

                1 Reply Last reply Reply Quote 0
                • Phaedruxundefined
                  Phaedrux Moderator @pr0xyfl00d3r
                  last edited by

                  @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                  @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                  A10 R0.5 S0.003 B0

                  just to check add this to the end of the code i already have ?

                  Yup, add it to what you have already in your M558. Did it change the resulting heightmap at all?

                  @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                  the 0.56 i got from following https://duet3d.dozuki.com/Wiki/Test_and_calibrate_the_Z_probe

                  That would be used in the G31 command to tell the printer how far the nozzle is from the bed when the probe triggers, but isn't useful elsewhere. You can prime the nozzle at whatever height you like. I use 0.3, but as long as it's doing what you want for the prime it can be whatever height you want. The slicer will move to the correct first layer height afterwards. Though it should be noted that having a Z move like that to prime the nozzle can confuse the DWC and result in the first layer height and layer counter to behave oddly. It may be better to move that nozzle prime into it's own macro that lives in the sys folder on the Duet. Then you can use M98 0:/sys/NozzlePrime.g to call it in your slicer start code.

                  @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                  This is from the print

                  That doesn't look too bad... Can you try again, this time with no brim, single perimeter, and a single layer of 0.2? That should make it easier to see.

                  @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                  But can i simplify it or need much of it?

                  Once you have the heightmap sorted out you may be able to get away with just doing a single detailed G29 once in a while and then loading the saved heightmap before the print rather than doing a less detailed but faster G29 before every print. It will depend on how well your bed maintains it's geometry/leveling.

                  Z-Bot CoreXY Build | Thingiverse Profile

                  pr0xyfl00d3rundefined 1 Reply Last reply Reply Quote 0
                  • pr0xyfl00d3rundefined
                    pr0xyfl00d3r @Phaedrux
                    last edited by

                    @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                    A10 R0.5 S0.003 B0

                    just to check add this to the end of the code i already have ?

                    Yup, add it to what you have already in your M558. Did it change the resulting heightmap at all?

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    the 0.56 i got from following https://duet3d.dozuki.com/Wiki/Test_and_calibrate_the_Z_probe

                    That would be used in the G31 command to tell the printer how far the nozzle is from the bed when the probe triggers, but isn't useful elsewhere. You can prime the nozzle at whatever height you like. I use 0.3, but as long as it's doing what you want for the prime it can be whatever height you want. The slicer will move to the correct first layer height afterwards. Though it should be noted that having a Z move like that to prime the nozzle can confuse the DWC and result in the first layer height and layer counter to behave oddly. It may be better to move that nozzle prime into it's own macro that lives in the sys folder on the Duet. Then you can use M98 0:/sys/NozzlePrime.g to call it in your slicer start code.

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    This is from the print

                    That doesn't look too bad... Can you try again, this time with no brim, single perimeter, and a single layer of 0.2? That should make it easier to see.

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    But can i simplify it or need much of it?

                    Once you have the heightmap sorted out you may be able to get away with just doing a single detailed G29 once in a while and then loading the saved heightmap before the print rather than doing a less detailed but faster G29 before every print. It will depend on how well your bed maintains it's geometry/leveling.

                    @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                    A10 R0.5 S0.003 B0

                    just to check add this to the end of the code i already have ?

                    Yup, add it to what you have already in your M558. Did it change the resulting heightmap at all?

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    the 0.56 i got from following https://duet3d.dozuki.com/Wiki/Test_and_calibrate_the_Z_probe

                    That would be used in the G31 command to tell the printer how far the nozzle is from the bed when the probe triggers, but isn't useful elsewhere. You can prime the nozzle at whatever height you like. I use 0.3, but as long as it's doing what you want for the prime it can be whatever height you want. The slicer will move to the correct first layer height afterwards. Though it should be noted that having a Z move like that to prime the nozzle can confuse the DWC and result in the first layer height and layer counter to behave oddly. It may be better to move that nozzle prime into it's own macro that lives in the sys folder on the Duet. Then you can use M98 0:/sys/NozzlePrime.g to call it in your slicer start code.

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    This is from the print

                    That doesn't look too bad... Can you try again, this time with no brim, single perimeter, and a single layer of 0.2? That should make it easier to see.

                    @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                    But can i simplify it or need much of it?

                    Once you have the heightmap sorted out you may be able to get away with just doing a single detailed G29 once in a while and then loading the saved heightmap before the print rather than doing a less detailed but faster G29 before every print. It will depend on how well your bed maintains it's geometry/leveling.

                    Ok retrying the file...

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                    • pr0xyfl00d3rundefined
                      pr0xyfl00d3r
                      last edited by

                      What can i do to stop the Heatbed and hotend warming up before the bed leveling in the start script?

                      i keep getting Error: Z probe readings not consistent

                      Phaedruxundefined 1 Reply Last reply Reply Quote 0
                      • pr0xyfl00d3rundefined
                        pr0xyfl00d3r
                        last edited by

                        i have added Z Baby Stepping
                        Current Offset: 0.2 mm and seems to be ok, i think i can see a slight bubble to the sheet on the bed

                        Phaedruxundefined 1 Reply Last reply Reply Quote 0
                        • Phaedruxundefined
                          Phaedrux Moderator @pr0xyfl00d3r
                          last edited by

                          @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                          What can i do to stop the Heatbed and hotend warming up before the bed leveling in the start script?

                          i keep getting Error: Z probe readings not consistent

                          The slicer will add temp commands automatically if you don't add your own, so you could add some after the homing commands if you want.

                          The probe readings not consistent error is because we've set the tolerance quite low with M558 S0.003 You can increase that value to make it less sensitive I think the default is 0.005.

                          Z-Bot CoreXY Build | Thingiverse Profile

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                          • pr0xyfl00d3rundefined
                            pr0xyfl00d3r
                            last edited by

                            @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                            @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                            What can i do to stop the Heatbed and hotend warming up before the bed leveling in the start script?

                            i keep getting Error: Z probe readings not consistent

                            The slicer will add temp commands automatically if you don't add your own, so you could add some after the homing commands if you want.

                            The probe readings not consistent error is because we've set the tolerance quite low with M558 S0.003 You can increase that value to make it less sensitive I think the default is 0.005.

                            Ok, will have to look into added some code maybe, thank you for your help with this is very appreciated.

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                            • Phaedruxundefined
                              Phaedrux Moderator @pr0xyfl00d3r
                              last edited by

                              @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                              i have added Z Baby Stepping
                              Current Offset: 0.2 mm and seems to be ok, i think i can see a slight bubble to the sheet on the bed

                              If you find a consistent amount of baby stepping that you need you can add it to the G31 Z value to make it permanent.

                              Has the height map image improved at all? Is the first layer going down better?

                              Z-Bot CoreXY Build | Thingiverse Profile

                              pr0xyfl00d3rundefined 1 Reply Last reply Reply Quote 0
                              • pr0xyfl00d3rundefined
                                pr0xyfl00d3r @Phaedrux
                                last edited by

                                @phaedrux said in Auto Bed Leveling Map on Tronxy X5SA:

                                @pr0xyfl00d3r said in Auto Bed Leveling Map on Tronxy X5SA:

                                i have added Z Baby Stepping
                                Current Offset: 0.2 mm and seems to be ok, i think i can see a slight bubble to the sheet on the bed

                                If you find a consistent amount of baby stepping that you need you can add it to the G31 Z value to make it permanent.

                                Has the height map image improved at all? Is the first layer going down better?

                                Yes the map has flatten by half ish..

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