提出了一种适用的压边力施加方法。
合适的压边力范围是很难决定的。
This narrow range of blank-holder force is difficult to determine.
本文介绍了控制压边力的方法及实验模具和传感器。
This paper introduces methods of controling the binding force as well as die and sensor used in experiment.
提出了基于CAE和神经网络的压边力优化新方法。
The optimum method of binder force based on CAE and Neural Net Method is provided in the analysis.
压边力采用不同的压边间隙和施加不同的分离力来实现。
Different blank-holder gaps and separation forces are used to control the blank holding force (BHF).
对压边力的控制采用了弹性橡胶控制法和刚性直接控制法。
Elastic rubber method and rigid blank holders were used to apply blank holder force with different methods.
变压边力策略是在冲压件成型中控制回弹的一种有效措施。
The strategy of variable blank holding force is an effective measure for the springback control in sheet metal forming processes.
通过一个系统的研究方案来确定一个优化的压边力和压边间隙。
The optimum blank-holder gap and separation force are determined through a systematic study.
采用均匀设计法，选择出了预成形最佳压边力与坯料尺寸的组合。
The best combination of blank-hold force and blank size is obtained by uniform design method.
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。
It is showed that the limit drawing height could be greatly improved as a variable BHF deep-drawing process was adapted.
提出了以弹簧或橡胶作为弹性元件压边，可提供常压边力的新结构。
A new structure, with constant blank holding force provided by spring and rubber, is proposed.
采用分离力时的模拟厚度比压边间隙小是由于法兰区域的变压边力。
The simulated thickness with separation force is smaller than that with blank-holder gap because the BHF is variable in the flange region.
分析了不同压边力和凸凹模间隙对精冲断面质量和模具应力的影响关系。
Variation of striper force and clearance between punch and die plate with respect to shear plane and die stress were analyzed.
采用变压边力可以明显提高板材的冲压性能，极限拉深比将达到5.0。
Using variable blank holder force can remarkably improve the forming performance, and the limiting drawing ratio would reach 5.0.
分析了压边力的作用及其大小对这种复合台阶孔成形性能和成形质量的影响。
The function of the blank holder force (BHF) as well as its influence on the forming performance and forming accuracy of combined stepped-hole were analyzed.
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。
Pulsating blank holder forces are used in deep-drawing process to increase the draw depth and improve the surface quality of drawn piece.
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。
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.
基于不破裂前提，从合理压边间隙控制中获得常压边力控制所需的恒定压边力。
Based on the prerequisite of no cracking, the fit constant BHF was acquired from reasonable blankholder gap control.
重点对型腔内的充液压力的变化路径和压边力的加载方式这两个因素进行了研究。
The study shows that a rational path of pressure load is a pivotal factor which can improve the forming condition in the process.
在冲压拉伸过程中压边力可以随拉伸行程合理变化，能较好地满足拉伸工艺的要求。
During the stamping and drawing, the edge_pressing force varied reasonably with the drawing stroke, well meeting the requirement of drawing technology.
在板材成形中，起皱和拉裂是主要缺陷，而压边力是控制板材成形的重要工艺参数。
Wrinkling and fracture are the major defects in sheet metal forming, and the blank-holder force(BHF) is an important technologic parameter controlling the forming of sheet metal.
数值计算结果表明该模型能有效地模拟弹性压边力，并预测工件法兰部位的起皱状况。
Numerical results show that the model can effectively simulate elastic binding and predicts flange wrinkling.
形状不良随板料厚度的增加、压边力的增加、屈服强度的降低、凸模曲率半径的减小而减小。
The shape defect is decreased with increasing sheet thickness, increasing binder force, decreasing yield strength, and decreasing curvature radius.
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 deep drawing process of AZ31 magnesium alloy rectangular parts was researched by numerical simulation and experiments.
介绍了用于单动压力机的新型恒压边力落料拉伸复合模的结构及主要设计参数和模具工作过程。
The structure, main design parameters and work process of the compound die installed on single action press and working for blanking and drawing with constant blank holder pressure were presented.
模拟结果表明，变压边力控制技术可以显著地改善矩形件的成形性能，增加矩形件的拉深极限。
The numerical simulation result indicates that the variable blank-holder force can improve the formability of box deep drawing.
该装备具有结构简单、经济实用、可实现变压边力控制等特点，可获得高质量的复杂板料成形件。
The equipment has simple structure, is economical and practical and with variable blank holder force. High-quality complex sheet parts can be produced with this equipment.
当今国内外大多数学者主要采用变压边力技术、热成形和液压成形技术来控制高强度钢板成形质量。
At present, most domestic and foreign scholars mainly control the forming quality of HSS by means of variable holder force technology, thermal and hydraulic forming technology.
当今国内外大多数学者主要采用变压边力技术、热成形和液压成形技术来控制高强度钢板成形质量。
At present, most domestic and foreign scholars mainly control the forming quality of HSS by means of variable holder force technology, thermal and hydraulic forming technology.
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