In order to solve the problems of low accuracy and cumbersome operation of traditional coal mine shaft guide deformation detection methods. a coal mine shaft guide deformation detection device based on 2D laser scanner is designed. When the cage moves linearly along the shaft guide. the pulley that connected to the cage through the support arm and closely attached to the shaft guide r... https://balboasurfandsstylers.shop/product-category/st-christophers/