Bidirectional crimping clamp

The utility model relates to a bidirectional crimping clamp which comprises a fixing plate with a transmission hole and a guide block arranged on the fixing plate, a guide groove is arranged on the guide block, a transmission block is connected in the guide groove in a sliding mode, and two transmission pieces, two swing arms and two clamping blocks are sequentially arranged along the guide block from bottom to top. The two sides of the transmission block are in transmission connection with the two clamping blocks through the two transmission pieces and the two swing arms, the lower ends of the two clamping blocks are rotationally connected with the connecting pieces, the connecting pieces are symmetrically arranged on the two sides of the guide groove and rotationally connected with the guide block, the opposite ends of the two clamping blocks are rotationally connected with the upper ends of the two swing arms respectively, and the opposite ends of the two clamping blocks are connected. When in use, the tra