Cutting device for brake pad protection line

The utility model discloses a cutting device for a brake pad protection line. The protection line comprises a bottom plate, conveying wheels and a protection line body. A conveying wheel is arranged at the left end of the upper surface of the bottom plate; the right end of the upper surface of the bottom plate is fixedly connected with a carrying block. The outer side of the supporting rod is sleeved with a reset spring. A fan-shaped blade is fixedly connected to the middle part of the lower surface of the movable block; the left side of the carrying block is fixedly connected with a first conveying pipe through a bolt; the upper surface of the second conveying pipe is fixedly connected with a second pneumatic telescopic rod through a bolt; a movable plate is hinged to the middle of the second conveying pipe, rolling wheels are rotatably connected to the inner side of the lower end of the movable plate, a discharging plate is hinged to the lower side of the left end of the second conveying pipe, and a torsion