bending fatigue

The approaches to control bending fatigue of the leads to metallic packages were investigated systematically.

笔者系统地研究了改善金属封装外引线抗弯曲疲劳的方法.

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This paper describes the performance test, contact fatigue strength test and bending fatigue strength test on the gear reducer of involute point contact Ferrographical analysis is made.

本文对渐开线点啮合齿轮减速器进行了性能试验、接触疲劳强度和弯曲疲劳强度试验，同时还进行了铁谱分析。

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Described a rapid test method for rotation bending fatigue strength of alloy steel.

对16Mn合金钢试作进行了旋转弯曲疲劳极限的快速测定。

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High bending fatigue strength and contact fatigue strength are needed for heavy duty gear steels.

重载齿轮钢要求具有高的弯曲疲劳强度和接触疲劳强度.

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Bending Fatigue Testing Machine of Automobile Wheel Based on Microcomputer Control

基于微机控制的汽车车轮弯曲疲劳试验机

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In general, bending fatigue failure is the major failure style.

在实际使用过程中，弯曲疲劳是铝合金车轮主要的失效形式。

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The Tooth Bending Fatigue Life Prediction of the Main Reduction Gears of Ship Unloader

卸船机主减速齿轮弯曲疲劳寿命预测

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At the same time, through the gear strength calculation and found that idler gear bending fatigue factor of safety was less than the minimum, which could easily lead to fatigue damage th the gear.

同时，通过齿轮强度计算，发现惰齿轮弯曲疲劳安全系数低于最小值，易造成齿轮的疲劳破坏。

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Metal bar wound be fractured under the rotating-bending fatigue alternating stress.

金属棒料在旋弯交变应力作用下会发生疲劳断裂.

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Bending Fatigue of the Tooth Root of the Driving Gear in the Increasing Speed Gearing of the Armoured Vehicle

装甲车增速齿轮传动中大齿轮齿根的弯曲疲劳

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A fretting test of overhead electrical conductor was performed on a conductor bending fatigue test system under the conditions of an axial load of 30 MPa, a frequency of 10 Hz and a bending amplitude of 0.8mm.

在轴向静载荷为30MPa，振动频率为10Hz，弯曲振幅为08mm的试验条件下，在弯曲疲劳试验装置上对JL/G1A12526/7架空导线进行微动试验。

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Design of a Simple Fatigue Bending Machine for Plate

简易平板弯曲疲劳试验机的设计

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Orthogonal experiment design method is used to determine the optimum laser double-side welding parameters. The tensile strength of the retro-welding samples is used as the indicators of evaluating laser welding performance. The tensile and bending fatigue test are used to study the mechanical properties of welded joint.

选用正交试验设计方法确定Fe-Mn-Si形状记忆合金激光双面焊接的最佳工艺参数，以焊接后试样的抗拉强度作为评定焊接性能的指标。

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The bending fatigue property of every part of the rail

钢轨各部位的弯曲疲劳性能

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A primary explanation was given to the bending-rotation fatigue ( BRF) experimental results.

讨论了TiC夹杂对试样横截面应力分布的影响，并对旋转弯曲疲劳（BRF）试验的结果给出了初步解释。

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At present, tuning-folk resonance plate structure is common used in crankshaft bending fatigue test bench in domestic diesel engine industry.

目前，国内柴油机行业普遍使用的曲轴弯曲疲劳强度试验台架，均采用音叉共振板结构。

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In addition, the stress concentration due to the imprecisely controlled machining and the sudden change of the stiffness in the structure, and the alternating load also contributed to the multi-source biaxial bending fatigue fracture of the fixed-pivot shaft.

此外，轴肩过渡圆弧加工质量欠佳和结构刚性突变，产生较大的应力集中，在交变弯曲载荷作用下，导致摇臂轴多源双向弯曲疲劳断裂。

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Effect of Surface Defects on Bending Fatigue Behavior of High Strength Spring Steel

表面缺陷对高强度弹簧钢弯曲疲劳性能的影响

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Bending Fatigue Test and Analysis of Automotive Front Axle after Forged and Air-Cooled

汽车前轴锻后空冷弯曲疲劳试验

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Establish of Gear Bending Fatigue Strength Limit based on BP Network

基于BP网络的齿轮弯曲疲劳强度极限的确定

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The superiority of this design over the conventional one will reveal itself in the studies on the mechanisms of crack initiation and growth in fatigue process under bending condition.

这种等应力试样在研究弯曲疲劳，尤其是在弯曲条件下研究疲劳过程中裂纹产生和扩展机理时，将显示出明显的优越性。

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The fatigue properties of the Lap welded joints of the B-grade steel/ Q450NQR1 were investigated by the three-point bending fatigue test.

采用三点弯曲疲劳试验，研究MAG气体保护焊B级钢/Q450NQR1钢搭接接头的疲劳性能。

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using two different kinds of loads, the bending fatigue experiments for automobile transmission gear were conducted.

利用大小两级载荷，对国产某汽车变速箱倒档圆柱齿轮单齿弯曲疲劳强度进行了试验。

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The AC power adjuster which is centered on intelligent temperature control instrument, is applied in high temperature rotating bar bending fatigue machine, in order to enhance the precision of controlling temperature and decrease the affect on electric net.

将以智能温度控制仪表为核心的交流的功器用于高温旋转疲劳试验机中，可提高温度控制的准确性，减少对电网的影响。

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