Elastic chuck for automatic surface mounting of connector

The utility model discloses an elastic chuck used for automatic surface mounting of a connector, which relates to the technical field of electronic assembly and comprises a weight shell, a connector body and a mandrel, the weight shell is fixedly sleeved on the surface of the mandrel, a groove is arranged at the position where the bottom of the weight shell is connected with the inner wall, and the connector body is arranged in the groove. The top of the inner wall of the groove is rotationally connected with an extrusion plate, a spring is arranged on the side, away from the mandrel, of the extrusion plate and close to the bottom end, and the other end of the spring is fixedly connected with the side face of the inner wall of the groove. Through the arrangement of the weight shell, the buckle and the tension spring, the bottom of the weight shell is sucked through the suction cup on the chip mounter, then the weight shell is moved to drive the mandrel and the buckle to move to the position above the connecto