Fruit appearance defect detection system and real-time online detection method

The present invention relates to non-destructive testing of agricultural technology, and in particular relates to a fruit appearance defect detection system and the real time detection method. The detection system comprises a conveying unit, the conveying unit for detecting the fruit to be moved by scrolling and horizontal position of the image capture; image capture unit, the image acquisition unit comprises a conveying unit and located on a position of the image pickup illumination light box is provided, and is located CCD camera box; provided at least one side of the conveying unit for detecting whether the fruit is about to reach the image pickup position sensor; CCD camera for controlling the image capture surface of the image card fruit computer, provided in the computer and a pre-stored image of the surface of the fruit will be collected and analyzed to determine the eligibility of the fruit sorting model image. The detection system for analysis by only the surface image captured by the CCD camera, in order to achieve fast and accurate detection of the fruit grading.