Experimental device for breaking rock by high-pressure water jet

The invention discloses a high-pressure water jet rock breaking experiment device which comprises an operation table and a water spraying head, a heating mechanism is arranged at the upper end of the operation table, a pressurizing mechanism is arranged at the front side, close to the heating mechanism, of the upper end of the operation table, and the heating mechanism comprises a supporting frame fixedly arranged at the upper end of the operation table; a hydraulic cylinder is fixedly arranged at one end of the supporting frame, a connecting plate is fixedly arranged at the other end of the hydraulic cylinder, a gear plate is fixedly arranged at the lower end of the connecting plate, a gear disc is arranged at the lower end of the gear plate in a meshed mode, a transmission shaft is fixedly arranged on the inner side of the gear disc, and a movable frame is movably arranged on the outer side of the transmission shaft. According to the high-pressure water jet rock breaking experiment device, through mutual co