Industrial magnetic core component deformation detection method based on machine vision

The invention provides an industrial magnetic core component deformation detection method based on machine vision, and relates to an industrial component deformation detection technology based on machine vision. The problems of initialization sensitivity, poor robustness, slow speed and the like in...

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Hauptverfasser: LIN WEIYANG, YU JINYONG, GAO HUIJUN, JIN WANXIN, MEI JIANGYUAN, LI ZHAN, YANG XIANQIANG, SUN GUANGHUI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides an industrial magnetic core component deformation detection method based on machine vision, and relates to an industrial component deformation detection technology based on machine vision. The problems of initialization sensitivity, poor robustness, slow speed and the like in the prior art are solved. The method comprises the steps that a to-be-measured area segmenting is carried out on an image collected by a camera; a template matching method is used to determine the center position of an industrial magnetic core component to be measured; image cutting is carried out on the industrial magnetic core component area to be measured to acquire an interested area; edge detection is carried out on left-most and right-most edges of the interested area to acquire a binary edge image; an improved least squares method is used to fit the binary edge image; the angle difference between the fitting lines of left-most and right-most edges is calculated; and according to the magnitude of the angle di