Combined sliding rail cross beam for printer and paper roll supporting device convenient to install

• Main Authors: XU QINGHAO, ZHANG XIAOZHONG, DING JINGKAI
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• Subjects: CORRECTION OF TYPOGRAPHICAL ERRORS; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; LINING MACHINES; PERFORMING OPERATIONS; PRINTING; SELECTIVE PRINTING MECHANISMS; STAMPS; TRANSPORTING; TYPEWRITERS

The utility model relates to a combined slide rail crossbeam for a printer and a paper roll supporting device convenient to install, the combined slide rail crossbeam is provided with a channel-steel-shaped main body, the structure is convenient to process, not easy to deform and low in material consumption, two right-angle plates, a top plate and a bottom plate of the crossbeam main body form a slide rail structure, and the upper right-angle plate and the lower right-angle plate are connected by a welding plate connected between folded plates. The overall structural strength of the cross beam is improved; an adjustable paper releasing device is arranged in the paper roll supporting device, two supporting plates of the paper releasing device are connected to a supporting pipe in a sliding mode through sliding sleeves, rotating rollers correspondingly arranged on the two supporting plates are used for sleeving paper rolls, the supporting plates slide on the supporting pipe to adjust the distance between the tw