| 摘要 |
The invention concerns an apparatus (14) for sorting a stream of products (2, 3), comprising a supply system (1) for supplying the stream of products (2,3) to a scanning zone (28), a background element (5) positioned behind the scanning zone (28), at least one inspection unit (9,10) consisting of a scanning unit (43) for illuminating the product stream along the entire width W of the stream of products, and a first detection unit (44) for capturing a zone of light returned by the products (2,3), the apparatus further comprising a reject system (11), the apparatus being characterized in that said background element (5) consists of means to capture incident light (34) and to direct it to a second detection unit (40) that is configured to convert said light into an electric signal (39). The invention equally concerns a method for sorting a stream of products (2,3). |
