Side face examination apparatus for pressed articles, conveyor for pressed articles and external appearance examination apparatus for pressed articles

摘要

Pressed articles are arranged substantially vertical in guide grooves, and transferred to pockets of a conveying drum which is intermittently rotated. The pressed articles are rotated at least more than one turn by a pressed article rotating roller while the pockets are stopped at predetermined positions, and the whole side face of the pressed article is observed by an image pickup apparatus. After changing posture of the pressed articles to be substantially horizontal posture by a posture changing apparatus, front and rear surfaces of the pressed articles are observed by image pickup apparatuses while the pressed articles are held and conveyed on respective sides of equilateral polygons of conveying drums which have equilateral polygonal cross-sections. <IMAGE>