sheet forming

Therefore, in the ultra-thin sheet forming process, the size effect should be considered in the selection of the technical parameters in order to satisfy the design.

因此，在超薄板料的塑性成形过程中，工艺参数的选取需要考虑其尺度效应才能达到设计要求。

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The design and analysis of blank sheet forming process based on the ideal deformation theory

基于理想变形理论的板料成形过程的设计与分析

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Selecting the right time integral method of the finite element equations is one of key techniques of the sheet metal forming numerical simulation.

正确选择板料成形数值模拟有限元方程的时间积分方法是成形模拟成功与否的关键技术之一。

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Incremental sheet forming is a new flexible sheet forming process.

板材渐进成形（incremental sheet forming）是一种柔性板材成形工艺。

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Research on Application of Equivalent Draw Bead to Sheet Forming Blank Design

结合等效拉延筋的毛坯设计方法的研究

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Analysis the key technique of continuous simulation for incremental sheet forming.

分析了板材渐进成形连续模拟关键技术。

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Based on the preliminary study on LSF ( Laser Shock Forming) both at home and abroad, the LSF of titanium alloy sheet is studied.

本文在分析了国内外激光冲击成形研究现状的基础上，对钛合金板激光冲击成形进行了实验研究。

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Heat Treatment and Cold Forming Properties of β-21S Titanium Sheet

β-21S钛合金薄板材的热处理工艺和冷成形性能研究

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Grid analysis method in physics simulation was programmed by this algorithm to use to simulating the deformation of experimental grids in different phases of the sheet forming.

基于本算法，提出了塑性成形物理模拟中的网格分析法，真实地模拟板料在冲压变形过程中各试验网格的变形情况。

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Treatment of dynamic boundary conditions in the numerical simulation process of sheet forming

板料拉深成形数值模拟中动态边界条件的处理

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The three-dimensional curve surface sheet forming is a hot problem studied at home and abroad for a long time, whorl-pressure forming, thumping forming, multiple point forming and numerical control single point forming and so on.

板壳类三维曲面成形是国内外长期以来研究的一个课题，有旋压成形、数控锤成形、多点成形和数控单点成形等。

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Present Research about the Technology of Metal Sheet Forming without Die

金属板料的几种无模成形技术的研究现状

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It is not proper that the mechanical property parameter tested by one-way drawing is directly used in sheet forming.

认为将单向拉伸实验测出的机械性能指标直接用于板材成形是不妥当的。

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Sheet forming tests were carried out to study the changing of tool surface micro-geometry in stamping process and its effect on surface galling of parts.

实验研究了高强度钢板成形过程中模具表面形态的演化规律及其对冲压件表面损伤的影响。

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The application of equivalent draw bead s to sheet forming blank design is studied and the ideal of blank design using revering method combined with equivalent draw bead is conceived.

研究了在板料成形毛坯设计中加入等效拉延筋进行计算的毛坯设计方法，提出了利用反向方法结合等效拉延筋进行毛坯设计的设计思想。

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Analyses the effect of frictional coefficient on the zinc-coated sheet process stamping forming by simulate results. ( 3) With combine the finite element simulation and the cupping test to reverse obtained the friction coefficient in process of zinc-coated sheet forming.

随后通过模拟结果分析了摩擦系数对镀锌板的冲压成形影响。（3）运用有限元模拟与杯突试验相结合的方法反求出镀锌板成形过程中的摩擦系数。

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The paper's important content and production are: ( 1) Set up three-dimensional elastic-plastic FE model for incremental sheet forming. Realize continuous simulation process for incremental sheet forming through imposing time-displacement curve to control its motion on the punch;

建立渐进成形工艺三维弹塑性有限元模型，通过对成形头运动施加时间-位移控制，实现了连续模拟过程；

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Research on the Law of Springback in Bend-Forming with Titanium Alloy Sheet

TA2M钛合金板材弯曲成形回弹规律的研究

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Blank-holding force is an important technical parameter and a main control means in sheet forming process.

压边力的大小是板料成形中重要的工艺参数,也是板料成形过程的重要控制手段.

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Quality problems in sheet forming for 135 diesel oil pan and solution to them

135油底壳冲压成形质量问题及其解决

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Viscous pressure forming ( VPF), a new developed sheet flexible-die forming process, has been playing a good application on sheet metal forming in aerospace industry.

粘性介质压力成形作为一种近年来发展起来的板材软模成形方法，已经在航天等领域得到了较好的应用。

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EPS thermoforming machine integrates vacuum forming and mold forming, it can forming almost all thermal forming plastic sheet.

EPS热成型机集真空成型、模压成型于一身，可加工几乎所有的热成型塑料片材。

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As a non-mold, non-contact and new flexible sheet metal forming method, Laser bending offers many advantages such as high precision and easy control, so it has great potential in fields as aerospace, microelectronics and medical application.

激光弯曲成形技术是一种无模、非接触柔性金属板材成形技术，具有成形精度高、可控性好等优点，在航空航天、微电子和医疗等领域具有广阔的应用前景。

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Application of finite element simulation of metal sheet forming

板料成形中有限元模拟技术的应用

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Circular locus of Mises yield criterion and its application in sheet forming

Mises准则的圆形屈服轨迹及其在板料成形中的应用

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Sheet metal stamping is used in industry widely. One of the common pursuit target is precise sheet metal forming in manufacture field. Especially in aerospace and automobile industry, the precise requirement of sheet metal forming is more increasing.

板料冲压成形在工业中应用广泛，精密钣金成形是制造行业共同追求的目标之一，尤其是在航空、航天、汽车等行业，钣金成形的精密要求更高。

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A computer aided analysis system is developed with the Visual Basic language and APDL language for Wugang sheet forming process, and the system can be used as a numerical simulation platform for the forming experiment equipments.

本文采用VISUAL BASIC语言和APDL语言进行二次开发，尝试建立了武钢钢板冲压成形过程计算机辅助分析系统，为武钢实验设备提供实用的数值仿真分析平台。

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In the process of HDD, cavity pressure control accuracy is a key factor for improving sheet forming limit.

在拉深工艺过程中，液室压力系统的控制精度对板料成形的质量有着至关重要的作用，是提高板料成形极限的重要因素。

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Research on Numerical Simulation for Metal Sheet Forming Based on Object-oriented Method

基于面向对象金属板料成形数值模拟方法研究

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The numerical simulation of sheet forming can predict and display crinkling, drawing breakage and variation of sheet thickness in the process of drawing. The physical process, mechanical model and typical simulation process for sheet forming are described.

板料成形的数值模拟可以预测并显示板料在拉深过程中的起皱、拉裂、板料的厚度变化等。

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