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How to choose the screw die punch pin?

2020-11-20 09:26:42
Times

Die punches are used for direct contact with materials to deform and cut materials. SKH, ASP, tungsten steel and high-speed steel needles are different in appearance due to different materials. Tungsten steel needles will look black, while high-speed steel needles will be brighter.

When the punching needle is offset, the punching needle should be made as short as possible, the gap should be properly placed, the guide pillar should be larger, and the gap with the guide sleeve of the female die should not exceed 0.005mm on one side. First, the first needle should be fixed slightly tight, not loose, the second discharge plate gap is too large, it can not lead to the positive punching needle. In addition, if the plate is thick, it can be strong. There are many reasons for the easy breaking of the punching needle, which may be the cause of the punching needle itself, or the design defect of the mold

There are also tooth punching needle, inspection tip, hexagon punch, cross punch, elliptical punch, molding punch, fan punch, profiled punch, high-speed steel punch, tungsten steel punch, etc. you can understand the pictures of these products through Baidu search. High speed steel and tungsten steel are used as the material of die punch. There are high-speed steel punch and tungsten steel punch pin. The die installed on the press has direct contact with material (metal or non-metal) after assembling the die punch pin, which makes the material separation or plastic deformation, so as to obtain the required parts. According to different materials, shapes and uses, punches can be divided into SKD, SKH, ASSP punches, die punches, mother and child punches, tooth extraction punches, inspection tips, hexagonal punches, elliptical punches, molding punches, sector punches, profiled punches, high-speed steel punches, tungsten steel punches, etc., as shown in the figure

In the cold stamping process, the material (metal or nonmetal) is processed into parts (or semi-finished products). Letter punching needle can be divided into scale type A, jsbp type and so on. Stamping -- is a kind of pressure processing method that uses the die installed on the press to exert pressure on the material at room temperature, so as to produce separation or plastic deformation, so as to obtain the required parts.


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Contact person: Miss Dai

Tel: 15338411108

Email: JP.NH @163.COM

website: www.fsjlr.com

Add: No.5, D1 District, Masha Industrial Avenue, Jinsha Donglian, Danzao Town, Nanhai District, Foshan City

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