Hi Peter, thanks for your answer, i tried but it happened the same issue, i also tried replacing the revolute joint with a bearing but then it doesnt keep contact with the big part. I have surpressed all the parts that arent the mechanism and the right transient structural is the one named final project.
https://drive.google.com/file/d/1lAOetEZLWw3OQzT7ECEIbwumt4ykUkOa/view?usp=drive_link
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