The utility model relates to a male contraceptive device, which is composed of a frame, a pressurizing piston and a pressurizing screw. The upper half part of the frame is made into a circular shape, and the lower half part is made into a through hole. The pressurization piston is composed of an upper and a lower parts. The upper part is clamped on a circular body on the frame, and the lower part is a square cylinder matching with an upper square hole on the frame. The interior of the square cylinder is provided with a screw hole. One end of the pressurizing screw is screwed in the pressurizing piston, and the other end is screwed into the nut. Sperm can be effectively prevented from getting into a female body by using the contraceptive device formed by the structure. Moreover, the male contraceptive device has the advantages of simple structure, convenient operation and use, repeated use, and low use cost.