Pneumatic sealing machine with printing function

The utility model discloses a pneumatic sealing machine with a printing function, which comprises a vertical base and a sealing platform for placing, the upper end face of the sealing platform is provided with a packaging mechanism, the packaging mechanism comprises lifting blocks and a heating frame, the two sides of the heating frame are respectively provided with one lifting block, the lifting blocks are internally provided with temperature controllers, and the temperature controllers are connected with the vertical base. A heater is arranged in the heating frame, a plurality of heating columns are arranged on the face, facing the vertical base, of the heater, a lifting column is arranged on the face, facing the vertical base, of the lifting block, a lifting base is arranged at the end, away from the lifting block, of the lifting column, and the lifting column extends into the vertical base through the lifting base. An extrusion plate is arranged at the end, extending into the vertical base, of the lifting