The utility model provides a copper line pay off rack that production power cord was used relates to copper line production facility technical field, which comprises a frame, be provided with in the frame and hang the position, it is provided with the roll body that is used for installing wire storage reel on the position to hang, the tip of roll body is provided with the wheel body, be provided with the horizontal pole in the frame, be provided with braking system on the horizontal pole, braking system includes the first body of rod, the second body of rod and the third body of rod, the one end of the first body of rod with the horizontal pole is articulated, and the other end is provided with first transmission wheel, the one end of the second body of rod articulates on the first body ofrod, the other end with the one end of the third body of rod is articulated, the other end of the third body of rod is provided with the braking piece, the middle part of the third body of rod articulates in the frame. The utility model discloses an useful part is, simple structure, and design benefit can effectively avoid the copper line to relax, spill over the phenomenon of knoing and take place, effectively guarantees the product quality.