Hammerhead structure of mining crusher

The utility model discloses a hammerhead structure of a mining crusher, and relates to the technical field of crusher equipment. The hammer head rotating shaft device comprises a box body and a hammer head rotating shaft device, the hammer head rotating shaft device comprises a rotating shaft, rotating drum fixing seats are installed at the two ends of the rotating shaft and used for fixing a rotating drum, rotating shaft baffles are installed on the two sides of each rotating drum fixing seat and fixed to the corresponding rotating drum fixing seat, hammer head installing rods are installed in installing holes in a disc, and the hammer head installing rods are fixed to the rotating drum fixing seats. A hammer head chain is mounted on the hammer head mounting rod, a spherical hammer head is mounted at the tail end of the hammer head chain, the spherical hammer head is fixed at the tail end of the hammer head chain through a hammer head fastener, and when the crusher works, the rotating shaft drives the rotati