Bean grinder

The utility model discloses a bean grinder which comprises a bean grinder body, a coffee box support and a powder storage bin, a base is arranged on the outer surface of the lower end of the bean grinder body, a powder outlet is formed in the inner surface of the upper end of the bean grinder body, and a control knob and a bean bin are arranged on the outer surface of the upper end of the bean grinder body. The bean bin is located on one side of the control knob. According to the bean grinding machine, coffee boxes of different sizes can be clamped through the coffee box support, the mounting disc, the clamping support, the rotating groove, the reset spring, the rotating shaft, the clamping plate and the limiting teeth, the application range of the bean grinding machine is widened, and through the powder storage bin, the bin cover, the bin body, the filter paper frame and the feeding port, the grinding efficiency is improved. The coffee machine is simple in structure and convenient to operate, can store coffe