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Wear detection of automotive spiral bevel gears

With the development of the times, cars have become essential household items, but as the usage time increases, car gears will experience varying degrees of wear, especially the wear of the rear axle spiral bevel gears. This is due to the coupled vertical vibration of the rear axle during...

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Image recognition of grinding cracks in automotive gears

Based on extracting the features of grinding crack images of automotive gears, the method of support vector machine is used to improve the recognition accuracy and recognition time of grinding crack images of automotive gears. Support Vector Machine (SVM) is a classification algorithm with learning capabilities that can solve...

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Multitype feature extraction of grinding cracks in automotive gears

After image segmentation, the grinding crack image of an automobile gear becomes optimized data that can accurately extract regional features. Based on the image contour recognition technology of two-dimensional laser radar point clouds, the shape features, density features, and area features of the grinding crack image are extracted from...

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Image segmentation of grinding cracks in automotive gears

Select a 3D visual sensor and divide the pre processed image data of grinding cracks in automotive gears into gear bodies, automotive gear auxiliaries, and background renderings to obtain the histogram peak value of the image. The pixel threshold range is set based on the histogram peak similarity of...

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Graying image of grinding cracks in automotive gears

The color capture of the color pickup lens of a CCD industrial camera is mainly based on three primary colors: R, G, and B, enabling the acquisition of colorful images. However, the recognition of automotive gear grinding crack images is independent of image color. The image data with a...

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Collecting images of grinding cracks in automotive gears

The acquisition of grinding crack images of automotive gears mainly occurs in image acquisition devices in automotive transmission systems, which combine with CCD industrial cameras commonly used in machine vision to limit the sample size of the target automotive gears. The grinding crack image is required to have a...

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Tensile properties of automotive gear forging blanks

Through experimental verification of the tensile properties of automotive gear forgings, it can be seen that different heat treatment processes can cause varying degrees of changes in the tensile properties of automotive gear forgings. In this study, when using conventional annealing methods to heat treat automotive gear forging blank...

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