Limiting device for adhesive tape production

The utility model discloses a limiting device for adhesive tape production, and relates to the technical field of adhesive tape production. The positioning device comprises a positioning rod, a positioning block is arranged at the bottom of the positioning rod, and a sliding block is elastically and slidably matched with one side of the positioning block; the threaded rod is rotationally matched with the outer side wall of the positioning rod, and a guide block is in threaded fit with the threaded rod; the two clamping plates are in sliding fit with the peripheral side of the positioning rod, and rotating plates are rotationally matched between the guide blocks and the clamping plates. By arranging the clamping plates, the rotating plate moves under the action of the guide block, the moving rotating plate drives the clamping plates to move, the two clamping plates are attached to the upper side and the lower side of the adhesive tape respectively, the problem that the adhesive tape adheres to the upper side o