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    ZA and ZB connections ?

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    • Rudy2Aundefined
      Rudy2A @Rudy2A
      last edited by

      @Rudy2A said in ZA and ZB connections ?:

      votre maillage bénéficierait de plus de points. C'est assez clairsemé.

      Par souci de compréhension, je préfère utiliser le P de M557 que S
      M557 X11: 250 Y11: 252 P4
      Quelle serait la valeur P pour la rendre plus significative?

      My bed is 300X300

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

        Try double?

        Z-Bot CoreXY Build | Thingiverse Profile

        Rudy2Aundefined 1 Reply Last reply Reply Quote 0
        • Rudy2Aundefined
          Rudy2A @Phaedrux
          last edited by

          @Phaedrux said in ZA and ZB connections ?:

          Essayez double?

          Here, I get this result from M557 P4 to P8 ...

          Capture d’écran 2020-01-05 à 00.52.12.png

          The worst part is that by looking for solutions to my problem on the forum, I found quite a few cases similar to mine, but each time, the cases were not resolved or were not commented on final solution, it's a shame!

          Rudy2Aundefined 1 Reply Last reply Reply Quote 0
          • Rudy2Aundefined
            Rudy2A @Rudy2A
            last edited by

            As I said a little higher ... No matter the result of my height map by making a G29S0! My first layer does not receive any correction, the impression always remains identical in all the tests (and yet the height maps are never identical) ... same defect in the same place, it is frankly annoying not to understand!

            Vetiundefined 1 Reply Last reply Reply Quote 0
            • DIY-O-Sphereundefined
              DIY-O-Sphere
              last edited by

              How are the motors connected to the leadscrews? Can you please attach a picture?

              (UTC+1)

              Rudy2Aundefined 1 Reply Last reply Reply Quote 0
              • Rudy2Aundefined
                Rudy2A @DIY-O-Sphere
                last edited by

                @DIY-O-Sphere said in ZA and ZB connections ?:

                Comment les moteurs sont-ils connectés aux vis-mères? Pouvez-vous joindre une photo?

                Like this...

                IMG_0230.JPG

                DIY-O-Sphereundefined 1 Reply Last reply Reply Quote 0
                • Phaedruxundefined
                  Phaedrux Moderator
                  last edited by

                  Do you see the Z axis turning while it's printing?

                  Z-Bot CoreXY Build | Thingiverse Profile

                  Rudy2Aundefined 1 Reply Last reply Reply Quote 0
                  • Rudy2Aundefined
                    Rudy2A @Phaedrux
                    last edited by

                    @Phaedrux said in ZA and ZB connections ?:

                    Voyez-vous l'axe Z tourner pendant l'impression?

                    Yes absolutely, my CoreXY printer (it's my moving bed) has 2 Z axes. One Z on Za and the other on E1, I can see my Z axes turning indifferently during my print tests ...

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                    • Vetiundefined
                      Veti @Rudy2A
                      last edited by

                      @Rudy2A said in ZA and ZB connections ?:

                      As I said a little higher ... No matter the result of my height map by making a G29S0! My first layer does not receive any correction, the impression always remains identical in all the tests (and yet the height maps are never identical) ... same defect in the same place, it is frankly annoying not to understand!

                      can you post a picture of the first layer?

                      Rudy2Aundefined 1 Reply Last reply Reply Quote 0
                      • DIY-O-Sphereundefined
                        DIY-O-Sphere @Rudy2A
                        last edited by DIY-O-Sphere

                        @Rudy2A
                        I hate those types of couplers, as they behave like a spring.
                        But I think that in your case, the lead screw is fixed in Z by the upper bearing.

                        d2982f35-76fa-4838-b1d2-2f03f8f1a946-grafik.png

                        (UTC+1)

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                        • Rudy2Aundefined
                          Rudy2A @Veti
                          last edited by

                          @Veti said in ZA and ZB connections ?:

                          pouvez-vous publier une photo de la première couche?

                          here is... the quality of the photography is not great, but we can clearly see where my first layer is crushed, and where it is too high!

                          Whatever I do as a setting, it comes down to the same every time! it's like a model is in memory on the printer ...

                          Even if I level my bed using the adjustment screws with a print in progress, I manage to have a very appreciable result ... Only, when I launch a new print test (without restarting the printer) my settings are not taken into account and we start again on a leveling of the bed almost identical to the photograph above!

                          IMG_0232.jpg

                          IMG_0234.jpg

                          Vetiundefined 1 Reply Last reply Reply Quote 0
                          • Vetiundefined
                            Veti @Rudy2A
                            last edited by

                            @Rudy2A
                            post the picture of the mesh grid.
                            while printing check with m122 that mesh grid is active.

                            Rudy2Aundefined 1 Reply Last reply Reply Quote 0
                            • Rudy2Aundefined
                              Rudy2A @Veti
                              last edited by

                              @Veti said in ZA and ZB connections ?:

                              poster l'image de la grille maillée.
                              lors de l'impression, vérifiez avec m122 que la grille de maillage est active

                              Here is...

                              Capture d’écran 2020-01-05 à 12.28.39.png

                              Rudy2Aundefined 1 Reply Last reply Reply Quote 0
                              • Vetiundefined
                                Veti
                                last edited by

                                for a glass surface, that looks absutly terrible. there might be a problem with your probe.

                                please run this macro.
                                https://forum.duet3d.com/topic/6962/m48-measure-z-probe-repeatability-and-print-to-serial-output

                                Rudy2Aundefined 1 Reply Last reply Reply Quote 0
                                • Rudy2Aundefined
                                  Rudy2A @Rudy2A
                                  last edited by

                                  @Rudy2A said in ZA and ZB connections ?:

                                  lors de l'impression, vérifiez avec m122 que la grille de maillage est active

                                  05/01/2020 à 12:46:01 M122

                                  === Diagnostics ===
                                  RepRapFirmware for Duet 2 WiFi/Ethernet version 2.05 running on Duet WiFi 1.02 or later
                                  Board ID: 08DGM-917DA-G4MSJ-6JTDA-3S06J-K8PHB
                                  Used output buffers: 3 of 24 (10 max)
                                  === RTOS ===
                                  Static ram: 25712
                                  Dynamic ram: 93176 of which 380 recycled
                                  Exception stack ram used: 520
                                  Never used ram: 11284
                                  Tasks: NETWORK(ready,628) HEAT(blocked,1232) MAIN(running,1664) IDLE(ready,160)
                                  Owned mutexes:
                                  === Platform ===
                                  Last reset 00:24:20 ago, cause: software
                                  Last software reset at 2020-01-05 12:21, reason: User, spinning module GCodes, available RAM 11260 bytes (slot 2)
                                  Software reset code 0x0003 HFSR 0x00000000 CFSR 0x00000000 ICSR 0x0441f000 BFAR 0xe000ed38 SP 0xffffffff Task 0x4e49414d
                                  Error status: 8
                                  Free file entries: 9
                                  SD card 0 detected, interface speed: 20.0MBytes/sec
                                  SD card longest block write time: 11.7ms, max retries 0
                                  MCU temperature: min 30.9, current 34.3, max 34.4
                                  Supply voltage: min 12.9, current 13.3, max 13.5, under voltage events: 0, over voltage events: 0, power good: yes
                                  Driver 0: ok, SG min/max 0/337
                                  Driver 1: ok, SG min/max 0/259
                                  Driver 2: ok, SG min/max 0/221
                                  Driver 3: ok, SG min/max 0/37
                                  Driver 4: ok, SG min/max 0/215
                                  Date/time: 2020-01-05 12:46:00
                                  Cache data hit count 4294967295
                                  Slowest loop: 76.18ms; fastest: 0.06ms
                                  I2C nak errors 0, send timeouts 0, receive timeouts 0, finishTimeouts 0, resets 0
                                  === Move ===
                                  Hiccups: 0, FreeDm: 156, MinFreeDm: 152, MaxWait: 586970ms
                                  Bed compensation in use: mesh, comp offset 0.000
                                  === DDARing ===
                                  Scheduled moves: 316, completed moves: 313, StepErrors: 0, LaErrors: 0, Underruns: 0, 0
                                  === Heat ===
                                  Bed heaters = 0 -1 -1 -1, chamberHeaters = -1 -1
                                  Heater 0 is on, I-accum = 0.1
                                  Heater 1 is on, I-accum = 0.4
                                  === GCodes ===
                                  Segments left: 1
                                  Stack records: 2 allocated, 0 in use
                                  Movement lock held by null
                                  http is idle in state(s) 0
                                  telnet is idle in state(s) 0
                                  file is doing "G1 X16.600 Y19.763 F2400" in state(s) 0
                                  serial is idle in state(s) 0
                                  aux is idle in state(s) 0
                                  daemon is idle in state(s) 0
                                  queue is idle in state(s) 0
                                  autopause is idle in state(s) 0
                                  Code queue is empty.
                                  === Network ===
                                  Slowest loop: 77.95ms; fastest: 0.01ms
                                  Responder states: HTTP(0) HTTP(0) HTTP(0) HTTP(0) FTP(0) Telnet(0) Telnet(0)
                                  HTTP sessions: 1 of 8

                                  • WiFi -
                                    Network state is running
                                    WiFi module is connected to access point
                                    Failed messages: pending 0, notready 0, noresp 0
                                    WiFi firmware version 1.23
                                    WiFi MAC address cc:50:e3:0d:1b:4c
                                    WiFi Vcc 3.31, reset reason Turned on by main processor
                                    WiFi flash size 4194304, free heap 25432
                                    WiFi IP address 192.168.1.10
                                    WiFi signal strength -49dBm, reconnections 0, sleep mode modem
                                    Socket states: 0 0 0 0 0 0 0 0
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                                  • Rudy2Aundefined
                                    Rudy2A @Veti
                                    last edited by

                                    @Veti said in ZA and ZB connections ?:

                                    for a glass surface, that looks absutly terrible. there might be a problem with your probe.
                                    please run this macro.

                                    M98 P"0:/macros/Répétabilité de la sonde Z"
                                    G32 bed probe heights: -0.144 -0.126 -0.146 -0.123 -0.118 -0.119 -0.119 -0.114 -0.114 -0.128, mean -0.125, deviation from mean 0.011

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                                    • dc42undefined
                                      dc42 administrators
                                      last edited by

                                      @Rudy2A, you said in an earlier post that you are using the IR sensor as Z probe. That would explain your results. You won't get good results from the IR sensor on that bed, because of the white print on the black background. If you put a sheet of matt black paper between the bed plate and the glass, then you may get acceptable results.

                                      Duet WiFi hardware designer and firmware engineer
                                      Please do not ask me for Duet support via PM or email, use the forum
                                      http://www.escher3d.com, https://miscsolutions.wordpress.com

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