FEM Analysis of the Most Stressed Parts:
Upper Knee Support:
- The picture shows the stresses on the upper bar when a vertical load of 500N is presented.
- Rotational constrians & Slider constrian
- Gravity
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Stress
The stresses on the upper bar are computed in the conditions said before. As shown in the picture they reach a maximum which is the half of the yield srength of the material.
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Strain
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Displacement
Even if the picture shows a very huge displacement of the upper part of this bar, the magnitude is still very small: it is 0.9 mm in the most deformed part.