The invention discloses a radio frequency device connector installation device which is used for installing a connector on a radio frequency device. The radio frequency device connector installation device comprises a bottom plate, a supporting frame arranged on the bottom plate, a loading mechanism, a positioning mechanism, a moving mechanism, a detecting mechanism, a pressing mechanism, a screw conveying mechanism, a screw fastening mechanism and a control device. The loading mechanism, the positioning mechanism, the moving mechanism, the detecting mechanism, the pressing mechanism, the screw conveying mechanism and the screw fastening mechanism are connected with the control device. According to the technical scheme, the invention further provides a radio frequency device connector installation method. By means of the radio frequency device connector installation device and method, automatic assembling is achieved, the assembling quality and the assembling efficiency of the radio frequency device and the connector are improved, and the labor cost and time cost are saved.