锻工

The characteristics of cold precisions forging of floating cavity die which refers to spur gear was discussed in this paper.

分析直齿圆柱齿轮浮动凹模冷精锻工艺的特点，在该工艺基础上开发出了直齿圆柱齿轮的CAD/CAPP系统。

The high-speed multi-stage forging is an advance forming technique. It is different from the traditional die forging process. The improper preform design will lead to some problem in actual production, such as too large load, underfill, folding and so on.

多工位高速锻造是一种节能减耗的先进成形技术，与传统的单工位多工序锻造有较大区别，不合适的预锻工位模具设计在生产中会造成载荷过大、锻件充填质量差、折叠等问题。

It is very important to research the precision forging process of double frustums sucker rod considering the conditions of our petroleum industry development.

针对目前我国石油工业发展的现状，开展抽油杆精锻工艺研究，具有极为重要的现实意义。

By analyzing the forging process of double frustums sucker rod and using rigid visco-plastic material model and 3-D coupled FE simulation, the whole forging procedure are analyzed and simulated with finite element analysis software DEFORM. The results indicate the inner stress field, strain field, metal flowing law and forging travel-load curve during the forming procedure. The forming statuses, causation of defect of workpiece are predicted and so on.

通过对抽油杆镦锻工艺的分析，并采用刚粘塑性材料模型与有限元耦合的方法，运用有限元分析软件DEFORM-3D对双圆台抽油杆的成形过程进行了模拟，获得了成形过程中的内部应力、应变、金属流动规律及行程――载荷曲线，预测分析了工件成形状况、可能产生的主要缺陷的形式、部位和原因。

Introduction: It is an industrial organization, which consists of foundry enterprises, research and project design instates, universities, equipment manufacturers, material suppliers and other enterprises or organizations related to the foundry field.

简介：河南省铸锻工业协会是河南省铸造和锻造生产、科研、设计、教学、设备、材料等团体会员组成的行业组织，旨在推动行业的进步与发展，为行业的共同利益服务。

The method of applying local loading to die forging was introduced in this paper.

本文介绍了在模锻工艺中实现局部加载的方法，编制了计算局部加载时模腔充填效率的电算程序。

Web thickness is one of the important parameters in Closed-die forging process,which has an effect on forming force of die forging and material consumption.

连皮厚度是开式模锻工艺参数中的一个重要参量，它对模锻变形力和材料的消耗有很大的影响。

The article researches the effect of different hot die forging process parameters on forgings structure and properties of GH4169 alloy.

本文研究了不同热模锻工艺参数对 GH4169合金锻件组织性能的影响。

The technological process of the new and old die forging for the pole was described.

叙述了磁极新旧模锻工艺过程。

The young worker presides over the furnace in the forge.

这个青年工人负责管理锻工车间的炉子。

We will see more and more activist government policies that distinguish economic activities according to the nationality of the actors.

我们将看到越来越多激进的政府政策，这些政策根据企业的国籍来区分经济活动。

If we can prove the independence of an axiomatic system, then we can guarantee the conciseness of this system, ie.

如果能够证明某个一阶谓词系统的独立性，那么就能够保证该系统的建立是精炼的，即没有任何一条公理或推理规则是多余的。