Steel wire take-up and knotting device

The utility model discloses a steel wire take-up knotting device which comprises a frame body, an advancing and retreating air cylinder, a rotating assembly and a wire clamping assembly are installed on the top of the frame body, the wire clamping assembly is used for straightening a steel wire on the rotating assembly, and the side edge of the rotating assembly is connected with a lifting assembly through a first connecting plate and a second connecting plate. A screw picking rod is fixed to the top of the lifting assembly, a screw twisting electric claw and a pressing air cylinder are fixed to an output shaft of the advancing and retreating air cylinder, a screw twisting part of the screw twisting electric claw is located on a rotating path of the screw picking rod, and a pressing plate used for pressing the lifting assembly downwards is installed at the top of the pressing air cylinder. Compared with the prior art, the thread picking rod can pick up two strands of threads on a spool and return to the initi