Scratch prevention device for vehicle door

The utility model relates to an anti-scratching device for a vehicle door, which comprises a buffer pad movably arranged on the vehicle door through a buffer mechanism. The buffering mechanism comprises a base fixed to the automobile door, a connecting plate rotationally connected to the base through a first rotating shaft, a first elastic piece with the two ends connected with the base and the connecting plate respectively, a sliding piece connected to the base in a front-back sliding mode, and a limiting block fixed to an automobile door frame, wherein one end of the connecting plate is rotationally connected with the buffering cushion through a second rotating shaft parallel to the first rotating shaft. The first elastic piece and the second rotating shaft are located on the same side of the first rotating shaft, the sliding piece is provided with a first inclined face inclining from front to back and from inside to outside, the other end of the connecting plate abuts against the first inclined face in a s