Crushing air hammer

The utility model provides a crushing air hammer in the technical field of crushing devices, which comprises a stamping chamber, a feeding pipe is communicated with the upper part of the right side of the stamping chamber, an air inlet pipe is communicated with the lower part of the right side of the stamping chamber, an air hammer body is arranged in the stamping chamber, and the outer side of the bottom of the air hammer body is connected with a connecting plate. A fixing sleeve is arranged in the middle of the inner side of the stamping chamber, a guide pipe is connected to the left side of the stamping chamber, and the outer side of the crushing pipe is wrapped with a protective shell; sodium sulfate to be processed and crushed is added from a funnel-shaped structure of a feeding pipe by an operator, so that sodium sulfate blocks in a stamping chamber are crushed by an air hammer body, smaller sodium sulfate blown into a guide pipe by wind enters a crushing pipe again to form smaller particles, and the sm