A paper tension fine adjustment mechanism for a laser punching machine

• Main Author: ZHU MINGJU
• Format: Patent
• Language: Chinese; English
• Published: 11.12.2013
• Subjects: CONVEYING; HANDLING THIN OR FILAMENTARY MATERIAL; HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES; PACKING; PERFORMING OPERATIONS; STORING; TRANSPORTING

The utility model provides a paper tension fine adjustment mechanism for a laser punching machine. The paper tension fine adjustment mechanism comprises a movable tension roller which is in hinged joint with a rack through a swing arm. A fixed frame is disposed on the rack and is provided with a screw hole and an adjusting screw and an adjusting nut, which are matched with the screw hole. The lower end of the adjusting screw is connected with the upper end of the movable tension roller through a spring. The fixed frame is provided with a crash pad below the movable tension roller. The two ends of the spring are provided with hook bodies which cooperate with hanging holes in the lower end of the adjusting screw and the upper end of the movable tension roller. The paper tension fine adjustment mechanism is simple in structure, has practical functions, is convenient for adjustment and high in adjusting speed, guarantees accuracy of tension control, increases the working efficiency of equipment and improves the s