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SYSTÈME DE TRANSPORT DE PIÈCES À USINER, DÉTECTEUR DU NOMBRE DE PIÈCES À USINER TRANSPORTÉES ET PROCÉDÉ DE COMMANDE DU SYSTÈME DE TRANSPORT DE PIÈCES À USINER
SYSTÈME DE TRANSPORT DE PIÈCES À USINER, DÉTECTEUR DU NOMBRE DE PIÈCES À USINER TRANSPORTÉES ET PROCÉDÉ DE COMMANDE DU SYSTÈME DE TRANSPORT DE PIÈCES À USINER
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摘要
Provided is a workpiece conveying system 100 configured to convey a sheet-like workpiece to a downstream step, including: a workpiece conveyor 110 configured to lift through attraction holding, by a workpiece holding unit 114, an uppermost workpiece W of a stack 102 , and convey the uppermost workpiece W of the stack 102 to the downstream step one by one; and a conveyed workpiece number detector 122 configured to detect the number of workpieces W held by the workpiece holding unit 114 at a detection timing, at which the workpiece W held and raised by the workpiece holding unit 114 in accordance with a normal workpiece conveying operation performed by the workpiece conveyor 110 reaches an upper limit position of raising the workpiece W, and at which a moving speed component of the workpiece W in a raising direction is 0.
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