Curtain wall damage detection and identification system and method based on robot

The invention discloses a curtain wall damage detection and recognition system and method based on a robot, the detection and recognition system comprises a knocking device, a laser detection device and a sound acquisition and processing device which are carried on a curtain wall detection robot, and a force signal sensor and an acceleration sensor which are arranged on the knocking device are connected with a vibration signal acquisition instrument; the laser detection device comprises line laser transmitters and a camera, the two laser transmitters are placed in the horizontal direction and the vertical direction respectively, and the camera conducts feature information recognition on line laser visual images transmitted by the line laser transmitters; the sound acquisition and processing device comprises a knocking electromagnet, and a microphone, a preamplifier and a frequency acquisition analog-to-digital converter which are connected in sequence. According to the method, the three devices are used for d