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reprap:anet:a8:coupler [2017/01/07 12:52] – [Apply your coupler] hangnail | reprap:anet:a8:coupler [2019/01/03 08:06] – [Howto install the z-couplers (the right way)] cj_elec_tech | ||
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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. | ||
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===== But my axis still wobbles! ===== | ===== But my axis still wobbles! ===== | ||
- | There are many reasons for unwanted movements. Take a look at the [[reprap: | + | There are many reasons for unwanted movements. Take a look at the [[reprap: |