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1·Two program systems used in the design of roll forging dies were introduced.

本文介绍了用于辊锻模具设计的两个程序系统。

2·With the different working conditions, the life of hot press roll forging die is quiet different.

因工作条件的不同，辊锻模寿命相差也极为悬殊。

3·A method for designing the elliptical cavities of the large roll forging has been developed. The...

初步建立了大型辊坯椭圆型槽的设计方法，可供大型辊坯辊锻设计时参考。

4·The final forging process was determined as two passes roll forging and one step finish forging process.

通过模拟研究，确定该转向节的成形方案为：二道次辊锻制坯加一步终锻成形。

5·The paper studies the comprehensive technical measures to prolong the life of the hot press roll forging die.

本文介绍了提高辊锻热成形模寿命的综合技术措施。

6·Constitution and working principle of Model WGSH80 Roll Forging Press with Double Cone Roller have been described.

主要阐述了W GSH80型双锥辊辗压机液压系统的组成及其工作原理。

7·The process experiment and result analysis of preceding roll forging for heavy truck front axle introduced in this paper.

介绍了重卡前轴预成形辊锻工艺试验与结果分析。

8·The technology of precision roll forging by closed die groove of machine driven plough share are researched systematically.

系统研究了机引犁铧闭式型槽精密辊锻技术。

9·The selection method of roll forging process parameters of middle tonnage automobile front axle and die design outline were stressed.

论述了中吨位汽车前轴辊锻成形工艺参数的确定方法和模具设计要点。

10·The production process includes hammer die forging, pressure forging, roll forging forming, and precision rolling-die forging composite technology.

前轴是汽车中的大型重要锻件，其生产工艺可归纳为锤上模锻、热模锻压力机上模锻、成形辊锻、精辊-模锻复合工艺等几种类型。