Comprehensive die for corner-cutting and punching
A corner cutting and punching technology, applied in the direction of forming tools, manufacturing tools, metal processing equipment, etc., can solve the problems of reducing production efficiency, shortening the service life of molds, and not being able to meet processing quality at the same time, so as to ensure processing quality and improve production efficiency effect
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[0023] See figure 1 , A comprehensive die for corner cutting and punching, including corner cutting upper die 1, corner cutting lower die 2, base 3, guide rod 4, corner cutting tool 11, punching upper die and punching lower die. The base 3 is located directly below the upper corner-cutting die 1 and is connected to the upper corner-cutting die 1 through the guide column 4. The guide post 4 includes a guide sleeve connected with the upper die 1 for the corner cutting, and a guide post connected with the base 3.
[0024] Above the base 3 is provided a lower die 2 for cutting corners. A corner cutting tool 11 is provided below the upper corner cutting die 1. The punching upper die is set on the corner cutting upper die 1 and the punching lower die is set on the base 3.
[0025] The upper punching die includes an upper oil cylinder 51, an upper push plate 52, a fixed plate 53 and a punching tool 54; the upper oil cylinder 51 is arranged above the corner cutting upper die 1, and its low
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