A quality inspection method for large-size sheets

By using quality inspection equipment and systems in the material inspection of large-size nickel sheets, quality information collection, size identification, defect detection and surface density calculation, the problems of low efficiency and insufficient accuracy of existing quality inspection methods are solved, and more efficient and accurate quality inspection is achieved.

CN119757695APending Publication Date: 2025-04-04CHENGDU JUNA NEW MATERIAL TECH CO LTD
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Patent Information

Application Number
CN202411655071.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-09-11
Publication Date
2025-04-04

AI Technical Summary

Technical Problem

The existing quality inspection methods for large-size nickel sheets are inefficient and insufficient in accuracy. They mainly rely on manual measurement and optical microscope detection, making it difficult to comprehensively detect the quality of the sheets.

Method used

Quality inspection equipment and systems are used to obtain the quality information and surface pictures of the sheet to be tested, size identification and defect detection, surface density information is calculated, and quality inspection is determined to be qualified or unqualified according to preset conditions.

Benefits of technology

It improves the quality inspection accuracy and efficiency of large-sized sheets, can more comprehensively detect the quality of the sheets, and reduces manual errors.

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Abstract

The present invention provides a quality inspection method for large-size sheets, comprising: obtaining quality information and surface images of sheets to be inspected; performing size recognition processing on the surface images to generate size information of the sheets to be inspected; performing defect detection processing on the surface images to generate defect detection results; a control module is used to perform surface density calculation processing on the corresponding sheets to be inspected according to the quality information and size information to generate surface density information, and determining that the corresponding sheets to be inspected are qualified when the defect detection results meet preset qualified conditions and the surface density information is within a preset density range. The quality inspection method for large-size sheets provided by the present invention can improve the quality inspection efficiency of sheets.
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