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| reprap:anet:a8:coupler [2018/12/02 02:27] – external edit 127.0.0.1 | reprap:anet:a8:coupler [2019/01/03 08:06] – [Why should i do that?] cj_elec_tech | ||
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| ====== Howto install the z-couplers (the right way) ====== | ====== Howto install the z-couplers (the right way) ====== | ||
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| - | ===== Why should | + | ===== Why should |
| Couplers connect the motor to the threaded rods that move your z-axis up and down. If the motor and the rod are not perfectly aligned, the rotation of the motor will apply force to the rod and push it into x and y direction. This leads to the so called **z-wobble** and slightly shifted layers. | Couplers connect the motor to the threaded rods that move your z-axis up and down. If the motor and the rod are not perfectly aligned, the rotation of the motor will apply force to the rod and push it into x and y direction. This leads to the so called **z-wobble** and slightly shifted layers. | ||