Medicinal herb grinding device

The utility model belongs to the field of medicinal herb processing, and particularly relates to a medicinal herb grinding device which comprises a box body, a box cover is installed on the top of the box body through bolts, a motor is arranged on the top of the box cover, an output shaft of the motor is rotatably connected with the box cover, a coupling sleeve is fixedly connected to the output shaft, a grinding mechanism is arranged on the coupling sleeve, and the grinding mechanism is arranged on the box cover. A flow guide seat is slidably connected into the box body, a sieve plate is arranged in the center of the flow guide seat, a ramp is fixedly connected to the upper end of the sieve plate, a vibration anti-blocking mechanism is arranged at the bottom of the sieve plate, and a feeding port is fixedly connected to the box cover. According to the medicinal herb grinding device, the motor is used for driving the crushing cutter to preliminarily crush medicinal herbs added into the box body, grinding of t