Connecting rod mechanism of efficient and automatic chain twisting machine

The utility model relates to a cooling device, in particular to a connecting rod mechanism of an efficient and automatic chain twisting machine. An extension unit moves through plug iron which is positioned through a plug iron positioning bar, a traction screw rod is arranged on the back side of the extension unit, one end of the traction screw rod is fixed to one end of a double-end inner screw rod, the other end of the traction screw rod is fixedly connected with an adjusting screw rod, the adjusting screw rod and the extension unit are adjusted and positioned through an adjusting rod, a hook head base is arranged on the front side of the extension unit, a hook head is arranged in the hook head base and fixedly connected with the other end of the double-end inner screw rod, a transverse jaw connecting rod is fixedly connected with the traction screw rod, the lower end of the transverse jaw connecting rod is provided with a steering rod which is adjusted and positioned through the transverse jaw connecting rod, a steering base is arranged at the lower end of the steering rod, and a connecting rod roller is arranged at the outer end of the steering rod. The connecting rod mechanism of the efficient and automatic chain twisting machine is compact in structure, product quality is improved, and operation is convenient.