Laser scribing device

The utility model relates to the technical field of sheet metal part machining, and discloses a laser scribing device which comprises a supporting plate and a laser marking machine. A first station and a second station which are used for positioning sheet metal parts are arranged on the top face of the supporting plate, and the first station and the second station are bilaterally symmetrical. Thelaser marking machine comprises a rack and a laser head, the rack comprises a movable arm capable of extending to the position above the first station and the second station, and the laser head is arranged on the movable arm and used for marking a bending line on the surface of the sheet metal part. Compared with the prior art, on one hand, the front face and the back face of the sheet metal partare separately positioned through the laser scribing device, and therefore it can be guaranteed that scribing is accurate and has no deviation; and on the other hand, the laser marking mode is adoptedfor marking, the obtained