Mechanics characteristic for deep-drawing process of panel parts is analysed by upper-bound method.
用上限法分析了覆盖件在拉深过程中的力学特征。
It is showed that the limit drawing height could be greatly improved as a variable BHF deep-drawing process was adapted.
结果表明，变压边力拉深工艺能够极大提高板料的极限拉深高度。
Pulsating blank holder forces are used in deep-drawing process to increase the draw depth and improve the surface quality of drawn piece.
采用脉动变化的压边力控制拉深工艺，可提高成形极限及拉深件的表面质量。
It is concluded that the total strain theory can be used as a substitute for the incremental strain theory to analyse the force and deformation in sheet metal deep-drawing process.
结果表明，全量理论可代替增量理论分析、计算拉延成形过程的力和变形等。
The latest achievements achieved in the intelligent deep-drawing process are summarized and the intelligent control architecture for blank holder force control is demonstrated in detail.
概述了拉深成形智能化的研究现状，详细叙述了压边力智能控制系统的架构。
A method with probe and sensors is recommended to determine, the dynamic coefficient of friction in deep-drawing process.
主要介绍利用探针和传感器测定拉深过程中摩擦系数的实验方法，据此获得变形区内摩擦系数的分布情况。
Finite element models based on different Lagrangian methods have been used to analyze the deep drawing process by the fe software, MARC.
采用有限元软件MARC基于不同拉格朗日法建立了一个有限元模型来分析深冲压成形过程。
The deep drawing process of AZ31 magnesium alloy rectangular parts was researched by numerical simulation and experiments.
采用数值模拟和实验相结合的方法研究了AZ31镁合金板料分块压边力拉深矩形件的过程。
The moving contact is formed by a deep drawing process and at least one part (132) has an undulating profile matching with that of an adjacent part of the rotor periphery.
所述移动接触件通过深冲压工艺制造，其至少一个部分(132)具有与转子外周的相邻部分的外形相匹配的波形轮廓。
Further, deep drawing speeds and punch temperatures during deep drawing process can also exert significant influence on the deep drawing of AZ31 magnesium alloy.
此外，拉深速度和冲头温度对AZ31镁合金的拉深成形也有重要影响。
The real-time identification of material properties and friction coefficient is as the key to intelligent control of deep drawing process.
材料性能参数和摩擦系数的实时识别是实现拉深过程智能化控制的关键。
Orthogonal design and least squares wavelet support vector machine are integrated to optimize the technological parameters of hydro-mechanical deep drawing process using FEM.
在有限元模拟基础上，采用正交设计与最小二乘小波支持向量机对充液拉深过程参数优化进行了研究。
The 3D elastic-plastic finite element model for the stretch forming of automobile wheel hub end housing was established, and the deep drawing process was numerically simulated by MARC software.
建立了汽车轮毂端盖拉伸成形三维弹塑性有限元模型，并利用MARC软件对其拉伸变形过程进行了数值模拟。
The 3D elastic-plastic finite element model for the stretch forming of automobile wheel hub end housing was established, and the deep drawing process was numerically simulated by MARC software.
建立了汽车轮毂端盖拉伸成形三维弹塑性有限元模型，并利用MARC软件对其拉伸变形过程进行了数值模拟。
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