Die with pneumatic ejection mechanism

The utility model discloses a mold with a pneumatic type ejection mechanism, which comprises a fixed mold part and a movable mold part, and is characterized in that the fixed mold part comprises a fixed mold taking and attaching plate (1), a stripper plate (2), a fixed mold pre-pulling plate (3) and a fixed mold plate (4) are sequentially connected below the fixed mold taking and attaching plate (1), and the movable mold part comprises a movable mold taking and attaching plate (5). An ejector rod bottom plate (6), an ejector rod plate (7), square iron (8) and a movable mold plate (9) are sequentially connected to the upper portion of the movable mold taking and attaching plate (5), a fixed mold insert (10) is arranged in the fixed mold plate (4), a movable mold insert (11) matched with the fixed mold insert (10) is arranged in the movable mold plate (9), and in the mold closing state, the fixed mold insert (10) and the movable mold insert (11) jointly define a cavity. A material channel (12) communicated with