A U-shaped/V-shaped part stamping device and its process
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- NANTONG ENMAI PRECISION MACHINERY SCI & TECH CO LTD
- Publication Date
- 2019-07-09
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Abstract
Description
technical field
[0001] The invention relates to the technical field of punching devices, in particular to a U-shaped / V-shaped parts punching device and a process thereof. Background technique
[0002] Stamping is a forming processing method that applies external force to plates, strips, pipes and profiles by presses and molds to cause plastic deformation or separation to obtain workpieces (stamping parts) of required shape and size. Stamping and forging belong to plastic processing (or pressure processing) and are collectively called forging. The blanks for stamping are mainly hot-rolled and cold-rolled steel sheets and strips. Among the steel products in the world, 60-70% are plates, most of which are stamped into finished products. The body, chassis, fuel tank and radiator of the car, the steam drum of the boiler, the shell of the container, the iron core silicon steel sheet of the motor and electrical appliances, etc. are all stamped. There are also a large number of s...