Composite trimming and punching die for steel plate spring

• Main Authors: FU JINGLEI, CHANG DEGAO, JIANG JUNYING
• Format: Patent
• Language: Chinese; English
• Published: 02.09.2022
• 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 a steel plate spring composite trimming and punching die which comprises a base, supporting columns arranged on the two sides of the top of the base and a top seat fixedly connected to the tops of the two supporting columns, a driving assembly is fixedly connected to the bottom of the top seat, an upper die plate is fixedly connected to the bottom of the driving assembly, and a lower die plate is fixedly connected to the bottom of the upper die plate. An edge cutting plate and a punching plate are arranged at the bottom of the upper die plate, a lower die plate is arranged below the upper die plate, a first groove matched with the edge cutting plate and a second groove matched with the punching plate are formed in the lower die plate, fixing assemblies are arranged on the lower die plate, the fixing assemblies are arranged on the two sides of the second groove, and the first groove and the second groove are matched with the first groove. First supporting plates are arranged on the