Vehicle body contour deformation rapid measurement system and method based on vehicle collision accident

The invention relates to the technical field of automobile collision detection, and discloses an automobile body contour deformation rapid measurement system and method based on an automobile collision accident, and the system comprises a data obtaining module which is used for obtaining the basic information of accident measurement, and the basic information comprises an accident vehicle frame number; the calling module is used for determining the vehicle model of the accident vehicle based on the frame number of the accident vehicle, and calling the external contour gridding size information which is the same as the vehicle model from the database; the determination module is used for determining the measurement direction of the accident vehicle according to the measurement requirement; the measurement module is used for scanning the current size information of the accident vehicle corresponding to the measurement direction through the laser transmitter according to the measurement direction; and the maximu