Device for extracting to-be-detected area of image and product defect detection method

• Main Authors: ZHU LIYAO, YOU YUNFEI, CUI GUANGMANG
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention provides a device for extracting a to-be-detected area of an image and a product defect detection method. The device includes: a shell; an adjusting groove, which is formed in the shell, and is internally equipped with a driving motor on one side, wherein a lead screw is connected to an output shaft of the driving motor. The device for extracting the to-be-detected area of an image and the product defect detection method provided by the invention have an adjusting function, and a camera can be driven to move through the arranged driving motor, so that the camera can automatically move in the to-be-detected area, the image of the product is automatically extracted, the manual control trouble of operators is not needed, the stability in the adjusting process is ensured, the situations that the picture is fuzzy due to high moving speed or shaking, the scanning definition of the camera to the appearance of a product is reduced, and the situation that false detection is likely to occur can be avoided