1) positive and negative extrusion
正反挤压
1.
In view of formation,heat transferring,heating generation and dynamic recrystallization,a macro-micro coupled process was modeled,and the positive and negative extrusion for universal joint fork was simulated.
建立宏微观耦合仿真模型,对万向节叉的正反挤压成形过程进行数值模拟,综合考虑了变形、热传导、变形生热、摩擦生热、动态再结晶等多个因素。
2) direct/indirect extrusion
正反向挤压
3) direct extrusion
正挤压
1.
Influence of direct extrusion on microstructure and mechanical properties of as-cast AZ31 magnesium alloy
正挤压对铸态AZ31镁合金组织与性能的影响
2.
In this paper,the numerical solution is got through analyzing the direct extrusion procedure theoretically,that can describe the differential equation of metal flowing accurately.
通过对正挤压工序的理论分析得到了数值解,其精确地满足金属流动描述的微分方程。
3.
The distribution features of coarse grain zone in 2A50 alloy rods produced by indirect extrution process, and the differences of coarse grain ring between indirect extrusion and direct extrusion are introduced.
阐述了２Ａ５０合金反挤压棒材粗晶区的分布特征，以及与正挤压棒材粗晶环的差异。
4) forward extrusion
正挤压
1.
Effect of forward extrusion on whisker morphology of SiCw/6061Al composite;
正挤压对SiCw/6061Al晶须形貌的影响
2.
Design and exploration of comprehensive experiment of metal sticks in forward extrusion;
金属棒料正挤压成形综合性实验的设计与探索
3.
Contrast analysis of extending forming between continuous extrusion and forward extrusion
连续挤压与正挤压在扩展成形中的对比分析
5) backward extrusion
反挤压
1.
Experimental research of the influence of backward extrusion on the mechanical properties of SiCw/6061 composite;
反挤压对SiCw/6061力学性能影响的实验研究
2.
FEM simulation of backward extrusion process of TB10 titanium alloy cylinder
TB10钛合金筒体反挤压成形的有限元模拟
3.
The experimental study on one-step integral backward extrusion technology of 8-piece fiat hook-com- mutator is conducted,The study includs the analysis of its extrudability and the methods for guaranteeing the pre- cision of extusion dies and solving underfilling of metal,the technology can be used for mass production.
对一种8片式平面钩型换向器换向片组件一步整体反挤压成形工艺进行了实验研究,包括挤压件工艺性分析、保证模具精度和解决金属填充不饱满的方法等,该工艺可用于批量生产。
6) indirect extrusion
反向挤压
1.
Coarse grain structure of aluminium alloy during indirect extrusion;
铝合金反向挤压中的粗晶组织
2.
This thesis introduces the cardinal principal,characteristics,major classfication of indirect extrusion of metal,as well as technique problems,quality problems,chief technical and economic index that should be noticed in the production of indirect extrusion.
介绍了金属反向挤压法的基本原理、特点、主要分类、生产中应注意的技术、质量问题和主要经济指标。
补充资料：侧向挤压
侧向挤压
sideway extrusion
CeXIQng』lyo侧向挤压(sideway extrusion)制品流出方向与挤压杆运动方向成900的挤压方法，也称横向挤压。可分为单向侧向挤压和双向侧向挤压(如图所示)。侧向挤压的特点是:挤压模与锭坯轴线成9扩放置，挤压力与锭坯轴线方向一致，这种金属流动机构使制品遍纂 。b今簿黔 侧向挤压示意图 a、乙单向侧向挤压;‘一双向侧向挤压 1一挤压筒;2一挤压杆;3一模子;4一锭坯;5一挤压制品的纵向力学性能差异最小;变形程度大，挤压比可达100:1，制品强度高;要求模具和工具具有高的强度及刚度。该方法被用来制造高质量的航空用阀的弹簧。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条