To reduce the noise of universal mill (decrease the noise source) need to be improved from the production process and structure. The placing of Chinese medicine and universal mill room sound settings, this can be controlled in the layout, set the relevant barrier prevents noise propagation, such as green belt and so on, the corresponding voice's empty uninhabited land as far as possible. 1, to improve the universal grinder assembling precision, such as the use of low decibel engine and mill 2, appropriate to reduce the universal mill flow velocity of drugs, traditional Chinese medicine and change the output mode |