System for pre-warning scraping of automobiles and recording evidences

The invention discloses a system for pre-warning scraping of automobiles and recording evidences. The system is characterized in that the system can detect an object which is close to the automobile; when the distance between the object and the automobile is less than a set threshold value, a warning prompt is sent; and meanwhile, panorama images before and after an accident are recorded by using a plurality of cameras, image identification is carried out to judge whether scraping or collision happens, if so, the records are remained, and a driver is reminded to check the records; the system comprises a ranging sensor, a controller, an image sensor, a standard frame module, an image identification module and a threshold value control module, wherein the controller is connected with functional keys and a display screen as a user interface; scraping or collision prompt is displayed on the display screen; and the controller is connected with a warning unit to implement warning prompt.