The simulation results show that the multi-step forming can optimize the deformation path of sheet metal,make the deformation more uniformly,effectively restrain wrinkles and improve the deformation capacity of sheet metal.
结果表明:多道次成形可以优化板材的变形路径,使变形均匀,有效地抑制起皱,提高板材成形能力。
The deformation path of sheet metal is optimized.
变形路径对于板材的成形质量有着重要的影响。
The multi-steps forming is studied with numerical simulation in this paper,at the same time,the effect of the thickness of sheet metal on the forming path is also simulated.
通过有限元数值模拟方法,分析多道成形工艺以及板材厚度对多道次成形的变形路径的影响。
The multi-steps forming is studied with numerical simulation in this paper, at the same time, the effect of the thickness of sheet metal on the forming path is also simulated.
本文通过有限元数值模拟方法,分析多道成形工艺以及板材厚度对多道次成形的变形路径的影响。
The result shows that the radial deformation and the change of the flange plane is induced by the circumferential weld at the joint between the cylindrical shell and the flange, the radial deformation of the actual vacuum vesel is similar to the radial deformation of the model test, but the inclination slope of the flange in the model test is ten times bigger than in th.
结果表明，圆柱形壳体与法兰对接环形焊缝将引起壳体的径向变形及法兰平面度的变化；实际真空容器壳体的径向变形与模型试验壳体的径向变形相近，而环缝引起法兰平面外倾的斜率比模型试验法兰平面外倾的斜率小一个数量级。
The radial deformation of the key part-flexspline of the drive system is calculated.
提出了一种基于静电驱动的新型机电集成传动系统,分析了该传动系统的基本工作原理,计算了传动关键零件柔轮的径向变形,给出了电场力的计算公式,得出了工作电压的解析式和输出力矩计算公式,讨论了输出力矩随主要系统参数的变化规律。
The radial deformation of axial spring collar was studied by using Castigliano theorem,taking this as a foundation,and then the calculation formulae loose rotation velocity was derived while considering failure.
运用卡氏定理 ,分析了轴用弹性挡圈的径向变形 ,并在此基础上 ,给出了防止其工作失效的松动转速 ,为其合理设计提供了一定的参考。
Unified incremental solution of thin cylinder under step deformation path
薄壁圆筒在阶形变形路径下的统一增量解
Limit Strains of Sheet Metal Forming under Broken-line Strain Paths(Ⅱ)--Calculating and Testing on the Limit Strains for Sheet Metal Forming
复合变形路径下的板材冲压成形极限应变(Ⅱ)——冲压成形极限应变的计算与试验
Research on GPS Multi-Path Effects on Deformation Monitoring;
GPS变形监测中多路径效应影响研究
Evolvement of Rural Economics Form and Choice of Urbanization Model;
农村经济演变形式与城市化路径研究
Research on formability of tailor welded blank box based on strain path
基于应变路径的拼焊板盒形件成形性能研究
Research on Lateral Unloading Stress Path and Wall Deformation For Foundation Pit;
基坑侧向卸荷应力路径及挡墙侧向变形研究
Research on the Institutional Transition Route of the Green Foods Industrial Formation;
绿色食品产业组织形式的制度变迁路径
A Study on Path of Enterprise Network s Formation and Evolution from the Perspective of Social Condition;
企业网络形成与演变路径的社会性质视角分析
Historical Transmutation of Reason and Three Ways of Rejecting Metaphysics;
理性的蜕变与拒斥形而上学的三种路径
Path Planning of a Reconfigurable Mobile Robot Based on Modified Potential Field
基于改进势场法的可变形机器人路径规划研究
Influence of Process Routes on Strain Homogeneity During Equal Channel Angular Pressing
工艺路线对等径角挤压变形均匀性的影响
The Formation Way and the Reason of China’ Teacher Education System:A Comparative Inspiration
我国教师教育体系当前形成路径与变革动因
A New Method of Multipath Correction in GPS and Pseudolite Defor mation Monitoring
GPS伪卫星变形监测中多路径改正的新方法
R radial lens distortion
【光】径向镜头变形
Institution Deformation of State-owned Enterprise Reform in Northeast China;
制度变迁中的路径依赖与制度变形——东北国有企业改革过程中的“制度变形”
The Interaction of Institutional Improvement and Institutional Transform Paths;
体制改良路径与体制变革路径的互动
The influence of loading distribution stress path and nonlinear deformation on foundation behaviour are studied in this paper.
本文研究了荷载分布、力路径和非线性变形对地基性状影响。
Study on Stress Path Test for Foundation Excavation and Deformation Analysis by Finite Element Method;
基坑开挖应力路径试验与有限元变形分析的研究