AR112522A1 - APPARATUS AND INSPECTION METHOD OF THE INTERIOR SURFACE OF A TUBULAR BODY - Google Patents

APPARATUS AND INSPECTION METHOD OF THE INTERIOR SURFACE OF A TUBULAR BODY

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Publication number
AR112522A1
AR112522A1 ARP180102142A AR112522A1 AR 112522 A1 AR112522 A1 AR 112522A1 AR P180102142 A ARP180102142 A AR P180102142A AR 112522 A1 AR112522 A1 AR 112522A1
Authority
AR
Argentina
Prior art keywords
tubular body
laser light
image capture
image
tube
Prior art date
Application number
Other languages
Spanish (es)
Inventor
Masaki Yamano
Takeo Nakata
Hironao Yamaji
Toshio Akagi
Original Assignee
Nippon Steel & Sumitomo Metal Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Steel & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Priority to ARP180102142 priority Critical patent/AR112522A1/en
Publication of AR112522A1 publication Critical patent/AR112522A1/en

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  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

Aparato de inspección de superficie interior de un cuerpo tubular que detecta un defecto existente en una superficie interior de un cuerpo tubular, el aparato incluye: un aparato de captura de imagen del cuerpo tubular que incluye N (N ³ 2) unidades de captura de imagen cada una incluyendo una fuente de luz láser que aplica luz láser, un elemento óptico que refleja luz láser aplicada desde la fuente de luz láser en una dirección circunferencial de la superficie interior del cuerpo tubular, como luz láser anular, una cámara de área que captura una región de la superficie interior del cuerpo tubular en donde se aplica la luz láser anular, y genera por lo tanto una imagen de haz anular, y un miembro conector conecta juntas y fija la fuente de luz láser y la cámara de área, en el cual las unidades de captura de imagen están conectadas en serie a lo largo de una dirección axial del tubo del cuerpo tubular en una manera tal que las posiciones de los miembros conectores en un plano ortogonal a un eje del tubo sean diferentes entre sí; un aparato de movimiento que mueve el aparato de captura de imagen del cuerpo tubular a lo largo de la dirección axial del tubo del cuerpo tubular; y un aparato de procesamiento aritmético que, mientras se mueve el aparato de captura de imagen del cuerpo tubular por medio del aparato de movimiento, realiza el procesamiento de imágenes de una pluralidad de imágenes de haz anular generadas en cada una de las unidades de captura de imagen y evalúa cuando existe o no un defecto en la superficie interior del cuerpo tubular.Inner surface inspection apparatus of a tubular body that detects a defect in an inner surface of a tubular body, the apparatus includes: an image capture apparatus of the tubular body including N (N ³ 2) image capture units each including a laser light source that applies laser light, an optical element that reflects laser light applied from the laser light source in a circumferential direction of the inner surface of the tubular body, such as annular laser light, an area camera that captures a region of the inner surface of the tubular body where the annular laser light is applied, and therefore generates an annular beam image, and a connector member connects together and fixes the laser light source and the area camera, in the which the image capture units are connected in series along an axial direction of the tube of the tubular body in such a way that the positions of the connector members in an orthogonal plane to an axis of the tube are different from each other; a movement apparatus that moves the image capture apparatus of the tubular body along the axial direction of the tube of the tubular body; and an arithmetic processing apparatus which, while moving the image capture apparatus of the tubular body by means of the movement apparatus, performs image processing of a plurality of annular beam images generated in each of the image capture units. image and evaluates whether or not there is a defect on the inner surface of the tubular body.

ARP180102142 2018-07-30 2018-07-30 APPARATUS AND INSPECTION METHOD OF THE INTERIOR SURFACE OF A TUBULAR BODY AR112522A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ARP180102142 AR112522A1 (en) 2018-07-30 2018-07-30 APPARATUS AND INSPECTION METHOD OF THE INTERIOR SURFACE OF A TUBULAR BODY

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ARP180102142 AR112522A1 (en) 2018-07-30 2018-07-30 APPARATUS AND INSPECTION METHOD OF THE INTERIOR SURFACE OF A TUBULAR BODY

Publications (1)

Publication Number Publication Date
AR112522A1 true AR112522A1 (en) 2019-11-06

Family

ID=68732056

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP180102142 AR112522A1 (en) 2018-07-30 2018-07-30 APPARATUS AND INSPECTION METHOD OF THE INTERIOR SURFACE OF A TUBULAR BODY

Country Status (1)

Country Link
AR (1) AR112522A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116863175A (en) * 2023-08-31 2023-10-10 中江立江电子有限公司 Right-angle connector defect identification method, device, equipment and medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116863175A (en) * 2023-08-31 2023-10-10 中江立江电子有限公司 Right-angle connector defect identification method, device, equipment and medium
CN116863175B (en) * 2023-08-31 2023-12-26 中江立江电子有限公司 Right-angle connector defect identification method, device, equipment and medium

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