The invention relates to the technical field of medical apparatuses and instruments, and more specifically relates to a traditional Chinese medicine grinding device capable of controlling a grinding speed. The traditional Chinese medicine grinding device comprises a support seat, a drive control device, a fixed support seat, a rotary fixing box body structure, a swing filter collection structure and a fastening structure, wherein the drive control device is fixedly connected to the support seat, the fixed support seat is fixedly connected to the support seat, the rotary fixing box body structure is connected with the drive control device in an engagement manner, and the rotary fixing box body structure is fixedly connected to the support seat. According to the traditional Chinese medicinegrinding device disclosed by the invention, a filter plate can be replaced in combination with the difference of traditional Chinese medicines and the difference of the needed grinding effects, and aproper filter plate is selected for use, so that a wider application range is achieved; and the grinding speed in a grinding process can be controlled, so that a better grinding effect is achieved.