I found a new (at least for me) software that simulates mechanical movement.
It's called "MotionGen Pro" and runs in the browser, all you need is an account.
Export is possible as image, PDF and SVG and export from the 3D view as STL or Obj.

Here is the link to the homepage
https://motiongen.io/

and here the manual a few tutorials
https://motiongen.io/resources