The device for folding the working tool of an agricultural machine, specifically a device for folding the working tool (1) of an agricultural machine and protecting the working tool from over-strain, mounted on the frame (7) of the agricultural machine where the working tool (1) is swivel-mounted with its back against the overloading force, which creates at least one swivel mounted protection from over-strain device (2), when on the working tool (1) the upper pivoting part (5) and the lower pivoting part (6) are mounted and, on the frame (7) are mounted the upper pivoting part (8) and the lower pivoting part (9), where the upper pivoting part (5) of the working tool (1) is, by a drawbar (3), connected to the lower pivoting part (9) of the frame (7) and the lower pivoting part (6) of the working tool (1) is, by a second drawbar (4) connected to the upper pivoting part (8) of the frame (7).