公开(公告)号：EP1541977A4

公开(公告)日：2006-07-26

申请号：EP03787574

申请日：2003-08-14

申请人： UNIV TSINGHUA

发明人： LIANG MANCHUN ,  ZHANG ZHIKANG ,  YI HONGCHANG ,  LIN QIAN ,  QIAN YONGGENG

IPC分类号： G01G9/00 ,  G01G11/14

CPC分类号： G01G9/00 ,  G01G11/14

摘要： An equipment for on-line measuring the weight of material, including: an light emitting unit for emitting light beam irradiating the surface of the material conveyed on conveyorbelt so as to form a bright line which has the same shape as the top outline of the section of this material; a CCD camera for consecutively shooting the images of the top outline of the section of this material; a image picking-up unit connected with the CCD camera for consecutively picking up the images shooted; and a central processing unit connected with the image picking-up unit for processing the image information picked-up so as to obtain the weight of the material by means of calculating.