The invention discloses a shocking discharge system of a dump truck for bonding materials. The shocking discharge system is matched with a hydraulic lifting system. The hydraulic lifting system comprises a fuel tank, a hydraulic pump, a hydraulic cylinder, a hand-directional valve, a hydraulic dropping pipeline and a hydraulic lifting pipeline, and the hydraulic dropping pipeline and the hydraulic lifting pipeline are connected between the hydraulic pump and the hydraulic cylinder; and the shocking discharge system comprises a shocking oil charging pipeline, a first shocking oil outlet pipeline, a second shocking oil outlet pipeline, an electromagnetic valve and a control unit, a first on-off valve is arranged on the shocking oil charging pipeline, a second on-off valve is arranged on the second first shocking oil outlet pipeline, and a third on-off valve and a fourth on-off valve are arranged on the hydraulic lifting system. Compared with the prior art, the shocking discharge system of the dump truck for the bonding materials has the advantages of realizing complete dumping of various bonding materials and reducing manpower cost; and the shocking discharge system can be directly embedded into an existing system which is convenient, efficient and operable.