通过模具受力分析、材料优化等措施，显著提高了M16六角切边模的使用寿命。
The service life of M16 hexagon trimming dies was extended remarkably by means of analyzing the exerted force and optimizing the materials of die.
提出新型切边模结构和刃口齿形设计计算公式，论述模具制造工艺、模块翻新和模具系列化方案。
A new type of structure of the trimming dies and the formulae for designing the cutting edge of the dies are put forward, the manufacture process and the seriation of the dies are discussed.
分析了板材弯曲高度小于两倍料厚时，采用切边方法，并介绍了切边模结构、模具的设计要点及其工作过程。
Analyzed the trimming methods when the thick of plate less than two times bending height, introduced the die structure, design points and its working process.
介绍了一种复合式连杆切边模，可在压力机一次行程过程中完成连杆的冲孔、切边和整形工序，该模具具有工作效率高、切边质量好等优点。
Introduced a kind of compound triming die with connecting rods, it could finished the piercing and triming and sizing process in one press, the working efficiency is high, triming quality is good.
介绍了在曲柄压力机上切边冲孔的复合模结构设计、工作原理及装配和调试要求等。
This paper described work principle and structure design of side cut punch composite mold and assembly testing requirements using the crank press machine.
结果表明，由于连杆锻后宽度尺寸不够，在增加了热矫形工序后造成其变形量处于临界变形区，导致分模面切边带区出现严重的混晶和魏氏组织。
The result showed hot sizing was the main factor to cause critical deformation, to make mixed grain and coarse grain widmanstatten appear in parting face.
结果表明，由于连杆锻后宽度尺寸不够，在增加了热矫形工序后造成其变形量处于临界变形区，导致分模面切边带区出现严重的混晶和魏氏组织。
The result showed hot sizing was the main factor to cause critical deformation, to make mixed grain and coarse grain widmanstatten appear in parting face.
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