Self-suction type automatic material packaging machine

The utility model relates to the related technical field of packaging equipment. The invention relates to a packaging machine, in particular to a self-suction type automatic material packaging machine. The device comprises a self-suction packaging machine, the inner wall of the feeding bin is in threaded connection with a limiting frame; a rotating groove is formed in the feeding bin; a limiting groove is formed in the positioning frame; a clamping groove is formed in the positioning frame; the fixed frame is clamped in the clamping groove; the beneficial effects are that: the device is suitable for large-scale production; when the materials are packaged, the materials are uniformly mixed; the sealing plate is pulled towards the outer end; the placing opening of the positioning frame is opened; a packaging bag is put into the positioning frame through the placing opening; the opening of the packaging bag is rolled up, the rolled-up part is placed in the limiting groove, the fixing frame is extruded on the sur