Online detection method for width and thickness of waterproof roll

The invention discloses an online detection method for width and thickness of a waterproof coiled material, which can perform online detection on the thickness and width of the waterproof coiled material, can judge whether the waterproof coiled material is qualified or not according to a detection result, and can give an alarm when judging that the waterproof coiled material is defective in thickness and/or width. Through online detection of the thickness and the width of the waterproof coiled material, the production quality can be effectively controlled, raw materials are efficiently utilized, and the quality and the competitiveness of products can be improved. 本发明公开了一种防水卷材宽厚的在线检测方法，其能对防水卷材的厚度和宽度进行在线检测，且能根据检测结果判断防水卷材是否合格，并能在判断出厚度和/或宽度不良品时发出报警；通过对防水卷材的厚度和宽度进行在线检测，本发明能有效控制生产质量，高效利用原材料，并有助于提升产品的品质和竞争力。