The invention discloses a horizontal crushing machine for medicinal material processing and production. The horizontal crushing machine comprises a machine body. The bottom of the machine body is provided with a base. Supporting columns are arranged on the base. A roller is arranged in the machine body. The machine body is provided with a driving motor. The left end of the machine body is providedwith a feed port. The end of the roller is provided with an air inlet. A jet valve is arranged in the air inlet. Grinding balls are arranged in the roller. The inner wall of the roller is provided with a crushing cavity. The crushing cavity is internally provided with steel balls. The machine body is provided with a cooling mechanism. The horizontal crushing machine conducts crushing on particlesadhering to the inner walls of filter screens through the crushing cavity and the steel balls, the crushing quality of the machine body is improved, and the crushing effect is good. The horizontal crushing machine prevents a large number of big particles from adhering to the inner wall of the roller, the time consumed for crushing is shortened. The working efficiency is improved.