Device for removing trimming burrs of cold-rolled steel strip

The invention relates to a device for removing trimming burrs of a cold-rolled steel strip. The device comprises a rack which is at least provided with one burring work unit, wherein the burring work unit at least comprises one leveling mechanism and one grinding wheel grinding mechanism which is positioned at one side of the leveling mechanism, the leveling mechanism comprises two fixing seats which are parallelly arranged on the rack, two parallel supporting shafts are movably connected between the two fixing seats, and the two supporting shafts are respectively provided with a press roller; the grinding wheel grinding mechanism comprises a fixing plate which is arranged on the rack, the middle part of the fixing plate is provided with a rectangular through groove, two sliding blocks are arranged in the through groove in a sliding fit way, the two sliding blocks are respectively and movably connected with a grinding wheel, axes of the grinding wheels are parallel to each other and vertical to the axes of the supporting shafts, the circumferential surfaces of the grinding wheels are at least provided with one circle of coaxial V-shaped groove, one side of the through groove is provided with a bolt which is connected with the side surface of the fixing plate and vertical to the axes of the grinding wheels, and a spring is arranged between the other side of the through hole and one adjacent sliding block. According to the device disclosed by the invention, the structure is simple, the trimming burrs at two ends of the cold-rolled steel strip can be simultaneously removed, the cold-rolled steel strip can also be leveled, appropriate adjustment can be carried out according to steel strips in different thicknesses, and the surface evenness of the steel strips can be increased.