发明申请
US20110317001A1 MULTISENSOR ARRAY FOR THE OPTICAL INSPECTION AND SORTING OF BULK MATERIALS 审中-公开
用于光学检测和散装材料的多传感器阵列

  • 专利标题: MULTISENSOR ARRAY FOR THE OPTICAL INSPECTION AND SORTING OF BULK MATERIALS
  • 专利标题(中): 用于光学检测和散装材料的多传感器阵列
  • 申请号: US13165045
    申请日: 2011-06-21
  • 公开(公告)号: US20110317001A1
    公开(公告)日: 2011-12-29
  • 发明人: Robert MASSEN
  • 申请人: Robert MASSEN
  • 申请人地址: DE Konstanz
  • 专利权人: BAUMER INSPECTION GMBH
  • 当前专利权人: BAUMER INSPECTION GMBH
  • 当前专利权人地址: DE Konstanz
  • 优先权: DE102010024784.7 20100623
  • 主分类号: H04N7/18
  • IPC分类号: H04N7/18
MULTISENSOR ARRAY FOR THE OPTICAL INSPECTION AND SORTING OF BULK MATERIALS
摘要:
A Multisensor array optically inspects and sorts bulk materials into different fractions, in which the bulk material stream is detected from a short distance compared to the width of the bulk material stream with at least two identical camera and lighting modules arranged adjacent to each other. The width of the image of the cameras is smaller than the width of the bulk material stream. The image sensors and lighting devices are limited to the range of the wavelengths of 380 nm to 1,000 nm covered by CMOS and/or CCD image sensors. Each camera is connected by a mechanical bracket and is equipped with at least one and preferably with a set of linearly lighting semiconductor light sources, which emit in a narrow band and are pulsed synchronously with the line frequency of the camera. The linearly lighting light sources can be replaced by a changing mechanism of the bracket, which mechanism is connected to the camera, to other light sources, especially ones having different system parameters. The actuating signals of the lighting sources pulsed synchronously with the line cycle of the image sensors can be generated by an electronic device according to a variable synchronization diagram, which can be optimized for the discrimination of the fractions of the bulk material stream. The signals of the camera or cameras are analyzed by at least one image computer by pattern recognition and classification for recognizing, assigning and rating the particles of the at least two fractions. Timely ejection signals are generated by a control device by real-time image processing operators in order to remove particles of at least one fraction to be removed from the bulk material stream with ejectors.
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