Upper die pin anti-falling structure

• Main Author: ZHONG WENJIN
• Format: Patent
• Language: Chinese; English
• Published: 17.10.2023
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; TRANSPORTING; WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL

The utility model relates to an anti-falling structure for an upper die pin. The anti-falling structure comprises an upper die assembly and a lower die assembly which are oppositely opened and closed, the upper die assembly comprises an upper die base, an upper die plate, a stop plate and a stripper plate which are sequentially arranged from top to bottom. The upper die plate is arranged at the lower end of the upper die base. The backstop plate is arranged below the upper template through a connecting guide column, and a spring is connected between the backstop plate and the upper template; the four corners of the stripper plate are connected with the connecting guide columns; a pin is upwards assembled on the lower end surface of the stripper plate; the pin extends and penetrates into the stop plate; the ends, close to the lower end face of the stripper plate, of the pins are further connected with fixing screws, the fixing screws are drilled into the stripper plate, and nut parts of the fixing screws press