Pick and place machine with component placement inspection

Improved component placement inspection and verification is performed by a pick and place machine. Improvements include: stereovision imaging of the intended placement location; enhanced illumination to facilitate the provision of relatively high-power illumination in the restricted space near the p...

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Bibliographische Detailangaben
1. Verfasser: BUCHIKA BRANT O.,BUSHMAN THOMAS W.,DALE THEODORE PAUL,DUQUETTE DAVID W.,FISHBAINE DAVID,GAIDA JOHN D.,HAUGEN PAUL R.,LIBERTY TODD D.,MADSEN DAVID D.,ROTH SCOTT D
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Improved component placement inspection and verification is performed by a pick and place machine. Improvements include: stereovision imaging of the intended placement location; enhanced illumination to facilitate the provision of relatively high-power illumination in the restricted space near the placement nozzle(s); optics to allow image acquisition device to view the placement location from an angle relative to a plane of the placement location, thereby reducing the possibility of such images being obstructed by the component; techniques for rapidly acquiring images with commercially available CCD arrays such that acquisition of before and after images does not substantially impact system throughput; and image processing techniques to provide component inspection and verification information.