Automatic loading and unloading device for international trade logistics transportation

The utility model relates to the technical field of international trade logistics transportation, and discloses an automatic loading and unloading device for international trade logistics transportation, which comprises a bottom plate, a fixed base is fixedly mounted at the top of the bottom plate, a support plate is mounted at the top of the fixed base, and two fixed plates are fixedly mounted at the top of the support plate. A conveying belt mechanism is movably mounted between the two fixing plates, a mounting base is fixedly mounted at the top of the supporting plate, a second threaded rod is movably mounted between the two sides of the interior of the mounting base, a second motor is fixedly mounted on the right side of the mounting base, and the output end of the second motor is fixedly connected with one end of the second threaded rod; the outer surface of the second threaded rod is sleeved with a second sliding block in a threaded mode, a connecting rod is movably installed at the top of the second sl