发明名称 Reference position determining method and apparatus for electronic component mounting
摘要 In a printing apparatus, individual positional data for positions of four object marks provided on a plurality of FPCs held on a conveyance tray are acquired by a mark position acquisition section based on an image acquired by an image acquisition unit. In a displaced mark specifying section, relative positional relations of four object marks are determined, and compared with a reference positional relation, by which a displaced object mark is specified. Then, in a reference position determining section, a reference position for a plurality of FPCs on a conveyance tray is determined based on a plurality of object marks resulting from excluding the displaced object mark out of the four object marks. Thus, a reference position in execution of printing in a printing unit can be determined with high precision.
申请公布号 US2006048383(A1) 申请公布日期 2006.03.09
申请号 US20050201134 申请日期 2005.08.11
申请人 NISHIWAKI KENTARO;UEDA YOICHIRO;FUKAE TAKAYUKI 发明人 NISHIWAKI KENTARO;UEDA YOICHIRO;FUKAE TAKAYUKI
分类号 G05D1/02 主分类号 G05D1/02
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