Movable sand mixing device with hitting hammers

The invention relates to the technical field of mechanical device design, in particular to a movable sand mixing device with hitting hammers. The movable sand mixing device comprises a supporting post body and a sand mixing box, and further comprises a sand collecting hole, a sand outlet nozzle, a gate valve and a handle, wherein the supporting post body is a cylinder with a relatively great diameter; the whole device is supported on ground through the supporting post body; the top of the supporting post body is connected with the sand mixing box; the sand collecting hole is formed in the top end at the right side of the sand mixing box; the sand outlet nozzle is arranged on the bottom at the left side of the sand mixing box; the gate valve is arranged in the middle of the sand outlet nozzle; the gate valve is controlled by the handle; a plurality of mounting bolts which are irregularly distributed are arranged on the outer wall of the sand mixing box; the hitting hammers are fixedly mounted on the mounting b