Method and apparatus for detecting a workpiece, and method...

Details Method and apparatus for detecting a workpiece, and method... Method and apparatus for detecting a workpiece, and method...

2003-02-21

2008-09-02

Mariam, Daniel G (Department: 2624)

Image analysis

Applications

Manufacturing or product inspection

Reexamination Certificate

active

07421108

ABSTRACT:
A tire T as a workpiece mounted on a rotary table2is imaged by using floodlight means10for applying white slit light and a color CCD camera20for imaging a portion illuminated by the slit light while it is turned, the coordinates and brightness of the tire T are detected from the obtained image data by coordinate computing means31and brightness computing means33, and the 3-D coordinate data and color image of the tire T are re-formed from the obtained shape data and brightness data of the tire T by shape image forming means32and appearance image forming means34and compared with tire appearance and shape data prestored in tire information storage means35to judge whether the appearance and shape of the tire T are acceptable or not.

REFERENCES:
patent: 5568564 (1996-10-01), Ozaki
patent: 5652432 (1997-07-01), Yaginuma
patent: 5703687 (1997-12-01), Kumagai et al.
patent: 7092105 (2006-08-01), Lim et al.
patent: U 06-84305 (1994-12-01), None
patent: A 11-138654 (1999-05-01), None
patent: A 2001-12920 (2001-01-01), None
patent: A 2001-249012 (2001-09-01), None

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