Automatic speed regulation system and method for ball milling machine

The invention relates to the field of milling engineering machinery, in particular to a ball milling machine. An automatic speed regulation system for the ball milling machine comprises a ball milling machine main body, a strain transducer, and a wireless signal receiving module; the ball milling machine main body is connected with an electric motor; the ball milling machine main body is providedwith a ball milling machine cover; the outer side of the bottom of the ball milling machine cover is directly contacted with the interior of the ball milling machine main body; the strain transducer is connected with a signal processing circuit; the signal processing circuit is connected with a wireless signal emission module; the wireless signal receiving module is connected with a speed regulation signal circuit; the input end of the speed regulation signal circuit is also connected with a rotation speed detection device; the speed regulation signal circuit is connected with a speed regulator; and the speed regulator is connected with the electric motor. An automatic speed regulation method for the ball milling machine comprises the following steps of: 1) acquiring data; 2) processing and analyzing the data; and 3) regulating the speed and controlling. The speed regulation system has a simple structure and can fulfill the aim of automatic grinding, and by the speed regulation method, the working efficiency of the ball milling machine can be effectively improved.