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    Kinematics Knowledge

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    • MartinNYHCundefined
      MartinNYHC
      last edited by MartinNYHC

      Since my new Corexy build is not yet finished and I was not satisfied with the Z axis setup I decided to go for a Kinematics setup with 3 x SFU1204 and an additional Hiwin rail. I'm wondering if someone knows a source of good informations about this topic? I'm not experienced with such a setup and just would like to do it right πŸ˜‰

      First question for me is how to place the three axes. Easiest way for my build would be to place them as shown in option A) but I saw many setup with option B).

      Any help is appreciated.

      Thanks, Martin

      Unbenannt-1.png

      oliofundefined 1 Reply Last reply Reply Quote 0
      • oliofundefined
        oliof @MartinNYHC
        last edited by

        @MartinNYHC A and B are functionally identical for the purposes of automatically aligning the different leadscrews.

        <>RatRig V-Minion Fly Super5Pro RRF<> V-Core 3.1 IDEX k*****r <> RatRig V-Minion SKR 2 Marlin<>

        MartinNYHCundefined 1 Reply Last reply Reply Quote 1
        • MartinNYHCundefined
          MartinNYHC @oliof
          last edited by

          @oliof said in Kinematics Knowledge:

          @MartinNYHC A and B are functionally identical for the purposes of automatically aligning the different leadscrews.

          That was my understanding. Anyway....some good lecture about this topic would be interesting for me. I don't like to build something which I don't understand πŸ˜…

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          • whopping pochardundefined
            whopping pochard
            last edited by whopping pochard

            I found @mrehorstdmd's blog posts to be super interesting and useful on the subject!

            There's also this really awesome three-level practical tutorial at https://pinshape.com/items/36874-3d-printed-an-introduction-to-kinematic-coupling on the fundamentals of kinematic couplings.

            1 Reply Last reply Reply Quote 1
            • Perttiundefined
              Pertti
              last edited by

              Hi !
              When designing something ItΒ΄s important to put things roughly together in the beginning. Only then You can see problems and overlappings. In this case maybe the two Y- step motors may be on the other side and the two Z axis screws on the other side to avoid collisions. You can even print a model in 1:10 scale to play with the blocks.

              Pertti
              β€œA winner is just a loser who tried one more time.”
              George M. Moore, Jr.

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              • MartinNYHCundefined
                MartinNYHC
                last edited by

                Thanks guys. I'm curious about how it goes. Last parts arrive today so I think i have something to show at the weekend.

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