| 摘要 |
Disclosed a method and device for detecting a shape of a sheet roll. The method for detecting a shape of a sheet roll comprises positioning a camera on a cylindrical side surface of the sheet roll; photographing a cylindrical side surface while rotating the camera along the cylindrical side surface of a sheet roll; and determining whether there is a defect in a shape of a winding roll by analyzing a pattern of an image acquired by photographing.
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