Hydraulic packing machine and turnover mechanism thereof

The turnover mechanism comprises a base, an installation frame is installed on the top of the base, a supporting shaft is arranged on the inner side wall of the installation frame, a box body is installed at the end, away from the installation frame, of the supporting shaft, a hydraulic cylinder is installed in the middle of the bottom of the installation frame, and the hydraulic cylinder is connected with the box body. And the output end of the hydraulic cylinder is connected with an extrusion plate, a movable mechanism used for guiding the extrusion plate is arranged on the mounting frame, a mounting groove is formed in the bottom of the interior of the box body, and a servo motor is mounted at one end of the box body. Through meshed connection of the worm and the worm gear, after packaging is completed, an operator can control the servo motor to drive the positive and negative lead screws to correspondingly rotate, the rotating shaft correspondingly rotates along with the positive and negative lead screws,