The invention discloses a material pushing device of a waste transfer station. The material pushing device of the waste transfer station comprises a rack, wherein a working framework is fixed to the top of the rack, a discharge chute is connected with the upper end of the working framework, material pushing oil cylinders are installed in the working framework, material pushing heads are installed on the material pushing oil cylinders, discharge chambers are arranged in front of the material pushing heads, the discharge chambers are communicated with the discharge chute, the material pushing heads comprise the upper material pushing head and the lower material pushing head, the upper material pushing head is arranged on the upper rear portion of the lower material pushing head, the discharge chambers comprise the upper discharge chamber and the lower discharge chamber, an upper pushing head guide rail is arranged on the portion, corresponding to the upper material pushing head, of the side wall of the upper discharge chamber, a lower pushing head guide rail is arranged on the portion, corresponding to the lower material pushing head, of the side wall of the lower discharge chamber, the material pushing oil cylinders comprise the upper material pushing oil cylinder and the lower material pushing oil cylinder, a piston rod of the upper material pushing oil cylinder is connected with the upper material pushing head, and a piston rod of the lower material pushing oil cylinder is connected with the lower material pushing head. The material pushing device of the waste transfer station is good in waste treatment and storage capacity, the requirement of material dumping of various waste collection vehicles can be met, the phenomenon that the waste collection vehicles block up is avoided, the labor time and labor intensity of workers are reduced, normal operation of the waste transfer station is ensured, the required covered area is small, and manufacturing cost and maintenance cost are low.