正反挤压,positive and negative extrusion
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 thepositive 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。
英文短句/例句
1.Macro-micro Coupled Simulation of Positive and Negative Extrusion for Universal Joint Fork万向节叉正反挤压成形的宏微观耦合模拟
2.FEM Analysis of Positive and Negative Composite Extrusion Process for Shaped Box of Special Vehicles异形箱体零件正反复合挤压工艺有限元分析
3.Study on frictional effect between extrusion container and billet in forward extrusion forming挤压筒摩擦对正挤压成形影响的研究
4.Influence of backward extrusion punch shape to the extrusion process反挤压凸模形状对挤压成形工艺的影响
5.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
6.FE Simulation of Alloy during the Semi-Solid Backward Extrusion;铝合金半固态反挤压过程的数值模拟
7.The Application of the Backward Extrusion in the Fabrication Process of Silver Alloy Materials反向挤压在银合金材料加工中的应用
8.A Study on Optimal Design Method for the Die of Forward Heat Extrusion正向热挤压凹模优化设计方法的研究
9.Finite Element Analysis of Forward Extrusion Cavity Die for Deep Hole and Thin Wall Shell深孔薄壁件正挤压凹模的有限元分析
10.Press down and pinch alternatively for about20-30 times.先用力向下按压，然后向上挤捏，如此一按一挤，反复进行20～0遍。
11.hydrostatic extrusio静水压挤压;静水压挤压;静液力挤压;静液力挤压;液力静挤压
12.Nut Shaping Analysis of Heat Opposite Direction Extrusion and Die Design热反挤压六角螺母成形分析及模具设计
13.The Research on Reactive Sintering and Extrusion of Ti/Al Composite Powder Prepared by Mechanical Milling;机械球磨Ti/Al复合粉反应烧结及挤压工艺研究
14.A Study of Rigid-Plastic Finite Element Method Simulation of Chain Roller"s Backward Extrusion Process;链条滚子反挤压刚塑性有限元模拟研究
15.A Study of Rigid-Viscoplastic Finite Element Simulation of Chain Roller"s Backword Extrusion Process;链条滚子反挤压刚粘塑性有限元模拟研究
16.The Upsetting-backward Extrusion Numerical Simulation for Axle Shaft Sleeve Based on DEFORM;基于DEFORM的半轴套管体镦粗-反挤压数值模拟
17.Effect of Back-Extrusion on Microstructures and Mechanical Properties of AZ91 and SiCp/AZ91 Magnesium Matrix Composites反挤压对AZ91和SiCp/AZ91复合材料组织及性能的影响
18.Finite Element Numerical Simulation of Hot Indirect Extrusion Process of 6061 Aluminum Alloys6061铝合金反向热挤压工艺参数优化及其模拟
相关短句/例句
direct/indirect extrusion正反向挤压
3)direct extrusion正挤压
1.Influence ofdirect 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 thedirect 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 anddirect 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 offorward 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 inforward 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 andforward 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 ofbackward 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 ofbackward extrusion process of TB10 titanium alloy cylinderTB10钛合金筒体反挤压成形的有限元模拟
3.The experimental study on one-step integralbackward 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 duringindirect extrusion;铝合金反向挤压中的粗晶组织
2.This thesis introduces the cardinal principal,characteristics,major classfication ofindirect extrusion of metal,as well as technique problems,quality problems,chief technical and economic index that should be noticed in the production ofindirect 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。
延伸阅读
侧向挤压侧向挤压sideway extrusionCeXIQng』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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