Improved anode bar

The utility model discloses an improved anode bar which comprises an anode bar body, a mounting seat is placed at the top of the anode bar body, a locking plate with a threaded groove is fixedly connected to the top of the mounting seat, a cavity is formed in the mounting seat, the inner wall of the cavity is rotationally connected with a threaded rotating rod through a bearing, and the threaded rotating rod is fixedly connected with the threaded rotating rod. The top of the threaded rotating rod is fixedly connected with a driven bevel gear, the surface of the top of the mounting base is rotationally connected with a rotating rod through a support, and one end of the rotating rod is fixedly connected with a driving bevel gear. Through the cooperation of the above structures, primary fixation can be carried out by aligning the positioning screw rod on the anode bar with the positioning screw groove, the side surface of the anode bar can be clamped by inserting the U-shaped clamping plate into the clamping gro