Vision-based medical injection molded part appearance defect detection method
A technology of appearance defects and detection methods, which is applied in the field of computer vision recognition, can solve the problems that the detection accuracy of silicone parts cannot meet the product detection requirements, and achieve the effect of improving the degree of automation
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[0074] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0075] The defect types of medical injection molded parts can be abstractly divided into shape and texture. The optical imaging solution uses two methods of ring light and light collection for these two types of defects.
[0076] For morphological defects, the main manifestations are burrs and edging. These defects will change the shape of injection molded parts to a certain extent. Using light collection for imaging and shooting can achieve a good per...
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