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边力

网络BHF; force; pressure-pad-force side

边力

网络释义

边力

BHF

其中压边力(BHF) 的大小对板料成形质量影响比较明显 [1] ，并且在上述各种影响参数中，最易于控制和调节的是压边力大小和 …

force

...出（Outputs)目标，以拉延筋（bead）、压边力（force）、静摩擦系数（S tatic）为输入（Inputs）自变量，变厚率（Thickne…

pressure-pad-force side

边力,pressure-pad-force... ... ) pressure-pad-force side 边力 ) blank holding force 压边力 ...

FVBH

因此, 近年来一些学者提出了变压边力(FVBH ) 控制技术, 并取得了一定的成果 [ 1 ] . Cherrill 等 [ 2 ] 研究了在冲压过程中实现FV...

a MP

...     （3-5）式中： q —单位压边力（ a MP ）可查表选用： 1 d … n d —第一次以及以后各次工件外径   mm d r …

例句：

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。

One technique is an adaptive control method by means of blank holding force (BHF) with fuzzy inference for circular -cup deep-drawing[l ].

一种方法是通过压边力（压边力）指为圆形杯深冲模糊推理自适应控制方法 [升 ]。

One of the major methods improving the formability of HSS is the variable blank-holder force .

变压边力是改善其成形性能的有效途径。

Elastic rubber method and rigid blank holders were used to apply blank holder force with different methods.

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。

The research of the BHF control is an important content during the sheet metal forming process .

压边力的控制研究是板料冲压成型过程中的一个重要内容。

The first is the improvement of the cup height , which can be achieved by applying the maximum BHF below the fracture limit .

第一是改善杯的高度，可以运用断裂下方的压边力达到最高限额。

The numerical simulation results indicate that the variable blank-holder force can improve the formability of box deep drawing process.

研究表明，采用变压边力控制技术可以显著改善矩形盒的成形性能。

For the first time, the fuzzy theory was applied to follow the wrinkle of the blank according to BHF curve .

并首次提出了根据所获得的压边力曲线采用模糊控制理论对板料的起皱进行跟踪。

Hydraulic is used to supply the deep drawing force of punch, the blank holder force and the cavity hydraulic pressure.

利用液压提供凸模拉深力、压边力以及凹模容腔压力；

increase of BHF as high as possible and avoidance of the fracture limit according to the objective function .

增加压边力尽可能高的断裂极限避免根据目标函数。

BHF condition was collected and stored in the database .

压边力条件是收集和存储在数据库中。

A testing device with variable BHF is developed .

研制了一套变压边力试验装置。

Table 1 shows the If-then rules for BHF control .

表 1 显示了如果用于压边力的控制，那么有关法规。

If the blank is wrinkling on the blank holder surface , the cause is most likely one of four factors : insufficient blank holder force ;

如果板料在压边面上起皱，绝大多数起因是后面四个因素之一：不充分的压边力；

The results show that the effect of blank holding force on friction coefficient is less than forming temperature and lubrication condition;

研究表明，成形温度和润滑剂对摩擦系数影响比压边力明显；

State-of-the-art of Blank Holding Force Control Technology and Feasibility of Numerical Servo-control Holding

压边力控制技术研究现状及伺服数控压边方法可行性探讨

Estimation and experimental verification of the hold-down force in a deep drawing conic part of Al-clad steel sheet

钢铝复合层压板锥形件拉深压边力的估算与工艺试验

Research on the Relationship between the Friction Coefficients of Lubricants for Drawing and Blank Holder Force

拉深用润滑剂的摩擦系数和压边力的关系研究

Research on relationship between friction coefficient and blank holder force used in deep drawing

板材拉深成形过程中摩擦条件与压边力设定关系研究

Mechanism investigation of variable blank-holder forces improving the formability of aluminum alloy sheets during sheet metal forming

变压边力对铝合金板冲压成形的影响研究

Improving hydraulic pressure machine into real-time controlling multipoints variable blank holder force with computer

计算机实时控制多点变压边力的液压机改造

Numerical Analysis of Blank Holder Force and Frictional Coefficient on Truck Underbody Cross Member Deep Drawing Forming Process

汽车底盘横梁拉伸时压边力与摩擦润滑条件的数值分析

The law of BHF during intelligent control of conical workpiece deep drawing

锥形件拉深智能化控制中压边力的控制规律

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