Ultrafine powder type jet mill

The utility model discloses a superfine powder type jet mill, and relates to the technical field of mills. The superfine powder type jet mill comprises a device body and an air pump body, the side face of the device body is fixedly connected with a ventilation pipeline, and a flow guide assembly is arranged in the device body; the flow guide assembly comprises a rotating rod, a first gear is fixedly connected to the bottom of the rotating rod, a fixing rod is fixedly connected to the bottom of the first gear, a wind wheel is fixedly connected to the bottom of the fixing rod, and a transmission rod is rotationally connected to the interior of the device body. According to the superfine powder type jet mill, the air pump body is started, jet milling operation is conducted, a wind wheel, a fixing rod, a first gear, a second gear, a transmission rod, a conveying belt, a rotating rod and a torsional spring are matched, a first flow guide plate and a second flow guide plate can rotate in a reciprocating mode, flow