Finished product winding device for welded pipe production line

The utility model discloses a finished product winding device for a welded pipe production line. The winding device comprises a winding shaft, a straight strip is connected to the outer side of the winding shaft, an outer shaft is connected to the end, away from the center point of the winding shaft, of the straight strip, a sliding groove is formed in the inner wall of one side of the outer shaft, a wire sleeving cylinder is connected into the sliding groove, a welded pipe is connected to the outer wall of the winding shaft, and a wire guiding mechanism is connected to one side of the weldedpipe. According to the utility model, the structure is simple, lubricating oil stored in the lubricating mechanism can flow to the position above the guide rail through the oil outlet. Lubricating oilcan lubricate the air cylinder moving back and forth; therefore, the guide rail and the air cylinder cannot stop working due to clamping; and the two sleeves are arranged at the upper end of the aircylinder and can rotate alo