Laser marking clamp positioning element and method for efficient and accurate replacing and installing of marking clamp

The invention discloses a laser marking clamp positioning element and a method for efficient and accurate replacing and installing of a marking clamp. The laser marking clamp positioning element mainly comprises a laser marking work platform and the clamp. The laser marking work platform is provided with a plurality of lower positioning pieces and a lower supporting piece. According to the size ofthe clamp, a triangular positioning supporting assembly composed of the two lower positioning pieces and one lower supporting piece is selected, and the lower positioning pieces, the lower supportingpiece and the laser marking work platform are connected into a whole. Each of the lower positioning pieces and the lower supporting piece is connected with an upper positioning piece, and the upper positioning pieces and a connecting plate are fixedly connected. Through corresponding cooperation of the lower positioning pieces and the upper positioning pieces, rapid replacement and accurate positioning of the clamp are ac