Rotary multi-connecting-rod type folding mechanism

The invention discloses a rotary multi-connecting-rod type folding mechanism, and belongs to the technical field of positioning devices, the rotary multi-connecting-rod type folding mechanism comprises a mounting base, a rotatable rotary beam column assembly and a lower guide wheel are coaxially arranged in the middle of the mounting base, and a rotatable upper wobble wheel assembly is arranged above the rotary beam column assembly; connecting rod assemblies are symmetrically arranged on the two sides of the rotating beam column assembly, each connecting rod assembly comprises a swing oil cylinder with one end hinged to the mounting base, the output end of each swing oil cylinder is hinged to one end of a first connecting rod, a connecting pin shaft is arranged in the middle of the rotating beam column assembly in a penetrating mode, and the middle of each first connecting rod is hinged to the connecting pin shaft. The other end of the first connecting rod is hinged to a second connecting rod, and the other e