1) obturated-extrusion
温闭塞侧向挤压
1.
In this paper, basing on the forming theory of obturated-extrusion, in the guide of the idea on ductility processing of complex components, combining multiple-forming technology and aiming at generator pole's feature, the combined warm-cold extrusi.
本文以复杂零件精密成形的思想为指导,根据闭塞挤压成形理论,结合复合成形技术,针对爪极零件自身的特点,制定出爪极零件新的温/冷复合挤压精密塑性成形工艺——温闭塞侧向挤压/冷精整。
2) obliterated extrusion
闭塞挤压
1.
Numerical simulation of car steering knuckle obliterated extrusion forming;
轿车转向节闭塞挤压成形过程研究
2.
Aimed at Jetta steering knuckle,the technology of two forging steps in one heat was presented,which combined precision pre-forging by extrusion-belt obliterated extrusion with open finish-forging.
以捷达轿车转向节为研究对象,制定了挤压带式可分凹模闭塞挤压精密预制坯和开式终锻成形相结合的“一火两锻”成形工艺。
3.
In this paper, a new precision forming technology is put forward, which combines pre-forging by separable cavity die extrusion-belt type obliterated extrusion with post-forging.
针对轿车转向节这类复杂枝杈类锻件的成形,提出可分凹模挤压带式闭塞挤压预制坯和终锻相结合的精密成形新工艺,介绍了可分凹模闭塞挤压工艺研究的实验结果和数值模拟结果,提出的新工艺具有降低设备公称压力要求和材料利用率高的重要结论。
3) lateral extrusion
侧向挤压
1.
The classification of the extrusion methods and the characterizes of lateral extrusion;
挤压方法的分类及侧向挤压的特点分析
2.
A rigid-plastic element-free Galerkin-finite element(EFG-FE) coupling method was developed for the numerical simulation of plane lateral extrusion process.
应用刚塑性耦合无网格-有限元法,对平面侧向挤压过程进行数值模拟。
4) side extrusion
侧向挤压
1.
Quality evaluation of the ceramic core shaped by side extrusion and mould design;
侧向挤压陶瓷型芯模具设计与型芯质量评估
2.
The concepts of the convergent type and divergent type side extrusion are proposed based on metal flow characteristics.
以具有侧向压力的圆柱体镦粗为基础,分别导出了多向模锻中汇集式侧向挤压力和分流式侧向挤压力的计算公式,研究了锻件形状复杂系数对挤压力的影响,并将理论计算同实验测试所得的结果进行了比较。
3.
In considering the action of side extrusion between pile bodies and earth among piles,the composite modulus formula for the multi-composite ground base is deduced and obtained in terms of linear elastic deformation theory,and the formula is used to carry out the computation of actual engineering examples.
在考虑桩体与桩间土的侧向挤压作用下,依据线弹性变形理论,推求出了多元复合地基的复合模量公式,并用该公式对工程实例进行了计算。
5) compressing lateral extrusion
扩径侧向挤压
1.
According to the moving direction relations between punch and workpiece,a new definition of lateral extrusion has been put forward,at the same time,the new concepts of compressing lateral extrusion,equal-cross section lateral extrusion and stretching lateral extrusion have been put forward too.
根据挤压方向和挤出方向之间的相互关系,对侧向挤压这一概念赋予了新的定义,同时也提出了扩径侧向挤压、等径侧向挤压和缩径侧向挤压3个新概念,进一步给出了等径侧向挤压真应变的计算公式,并指出等径侧向挤压法是制备块状细晶材料的一种好方法。
6) equal-cross section lateral extrusion
等径侧向挤压
1.
According to the moving direction relations between punch and workpiece,a new definition of lateral extrusion has been put forward,at the same time,the new concepts of compressing lateral extrusion,equal-cross section lateral extrusion and stretching lateral extrusion have been put forward too.
根据挤压方向和挤出方向之间的相互关系,对侧向挤压这一概念赋予了新的定义,同时也提出了扩径侧向挤压、等径侧向挤压和缩径侧向挤压3个新概念,进一步给出了等径侧向挤压真应变的计算公式,并指出等径侧向挤压法是制备块状细晶材料的一种好方法。
2.
In this paper,the strain of the equal-cross section lateral extrusion has been analyzed,and the true strain and equivalent true strain formulae are derived from the strain analysis of the plane-pureshear deformation.
对等径侧向挤压变形的应变进行了深入的分析,应用平面纯剪切变形应变分析的结果,得到了等径侧向挤压变形真应变和等效真应变的计算公式,分析了循环等径s型侧向挤压真应变和等效真应变的变化规律。
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。
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参考词条