Fresnel Screen Ust,Fresnel Screen,Fixed Frame Projector Screen,Alr Projector Screen Ust Dongguan Aoxing Audio Visual Equipment CO.,Ltd , https://www.aoxingboard.com
The trimming and positioning structure of the paper cutting machine includes a platform, and a guide rail is arranged on the platform. A concave groove is arranged at the bottom of the positioning rod end and can be slid on the guide rail to slide the positioning rod along the guide rail. A positioning groove is arranged on the recess of the side wall and a positioning rib is arranged at an edge of an inner side wall of the positioning rod sliding groove corresponding to the positioning groove of the guide rail. The positioning rod is used to position the rib and the positioning groove of the guide rail to make a horizontal buckle slide and lock. The buckle body is pivotally arranged at the front edge of the front end of the positioning rod, and can be turned into the sliding groove to resist the guide rail. This positioning improved structure can avoid the occurrence of falling off phenomenon, can ensure the smoothness of the adjustment slip, ensure that the positioning rod is flat on the paper cutting platform, so that the paper has a good and stable abutment on the role of alignment.
Paper cutter paper cutting positioning improved structure
CN2621891Y