Safe latch hook device for sheet-fed automatic die-cutting machine

• Main Authors: LI NING, LIU CHUANXI
• Format: Patent
• Language: Chinese; English
• Published: 03.04.2013
• 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 discloses a safe latch hook device for a sheet-fed automatic die-cutting machine. The safe latch hook device for the sheet-fed automatic die-cutting machine comprises a torque force limiting device, an inductive switch and two safe latch hook mechanisms, wherein each safe latch hook mechanism comprises an air cylinder, two sliding panels, a first fixing panel, a second fixing panel and at least a latch hook. The first fixing panel and the second fixing panel are respectively located at two sides of a main chain. The same side ends of the first fixing panel and the second fixing panel are fixed on a connecting panel. The connecting panel is fixed with two sliding rods which are sleeved with pressure springs. One ends of two sliding panels are fixed with a connecting block which is arranged on the sliding rods, wherein the ends are closes to the connecting panel. The connecting block is fixed with an air cylinder piston rod. The sliding panels are respectively tightly attached to the outer sid