Hammering type hammer head of stone crusher

The utility model discloses a hammering type hammer head of a stone crusher, which belongs to the technical field of stone crushers and comprises a hammer body, a connecting plate is arranged at the upper end of the hammer body, a fixing rod is arranged at the upper end of the connecting plate, the hammer body and the connecting plate are screwed and fixed through a fastening bolt, a hammer tip is arranged in the middle of the lower end of the hammer body, and a plurality of fixing holes are formed in the surface of the lower end of the hammer body. The screw rod is screwed into the fixing hole, the second spring pin is used for limiting and avoiding falling off, the hammer body moves downwards for hammering, crushing is achieved, when the nail head is damaged, the fastening bolt is unscrewed, the hammer body is taken down, the second spring pin is pressed, the second spring pin is retracted into the screw rod, and the screw rod is fixed through the screw rod. The screw rod is separated from the fixing hole b