从理论上分析了滑动摩擦对接触变形的影响,给出了压陷量的修正公式,并通过试验加以验证。
This paper analyzes the influence of sliding friction on contact deformation in theory and demonstrates it by means of test.
本文建立了滚锥包络环面蜗杆传动蜗轮的变形协调条件,给出了该种传动受力分析的计算公式以及蜗轮与蜗杆之间滚滑摩擦系数计算公式;
The deformation coordination equation of worm gear for rolling cone worm gearing is introduced, and the formulae of forces analysis and the rolling - and - sliding friction coefficient are given.
随着裂隙摩擦系数的增加,变形模量有逐渐增加的趋势。
The deformation moduli increase with increment of crack friction coefficient and decrease with increment of crack density parameter.
为精确分析滑动索系结构的内力和变形,创建了一种考虑摩擦力影响的新单元。
To analysis the internal forces and deformations of gliding cable structures, one element taking friction into consideration was developed.
卸载时摩擦力的作用方向会发生改变,并抑制裂隙面之间滑移变形的恢复,使岩样内部产生残余变形。
In unloading process the direction of friction will convert to prevent restoration of shear deformation between the fissures, which results in the residual deformation in the specimen.
综合大量事实,本文指出表土深部的厚粘土层存在着地压高、不冻结、塑性变形显著、摩擦阻力大等工程特性。
A great deal of evidence has indicated that deep-thick bedded clay has engineering properties which are high earth pressure, non-frozen, distinct plastic deformation, great lateral resistance.
在对轮-轨系统进行有限元分析的基础上,研究了轨道的受力情况和摩擦系数对应力分布的影响,讨论了轨道的弹塑变形和安定极限。
The finite element analysis of the wheel rail contact shows that the maximum stress under the subsurface exceeds first yield strength, which leads to plastic deformation.
推导了弹性悬臂梁测量摩擦力的公式,并用有限元软件分析了弹性悬臂梁的变形,确定了合适的截面形状。
Formulas for friction measurement using elastic cantilever are derived, and the cross section of cantilever is determined using FEA (finite element analysis) software.
在正常施工时,盾壳与土体之间的摩擦力对地面变形的影响远大于正面附加推力。
During normal construction process, the friction force between shield and soil exhibited greater influence on surface deformation compared with bulkhead additive thrust.
存在的主要问题是在冲压过程中钢丝坯料易被拉断,通过减小钢丝和模具间的摩擦力及变形力解决了问题。
Through the reduction of friction force and deformation force between the steel wire and die, the tensile failure problem of steel wire workblank during the stamping process was resolved.
对比例加载时弹性体压剪裂缝的变形及接触摩擦力问题进行了研究。
The deformation and contact frictional force of elastomer pressure shear break are studied in proportion loading .
波登管的压力比例塑性变形通过摩擦力很小的机械装置传递给刃形指针。
The pressure proportional elastic deformation of this bourdon tube is transmitted through a low friction movement to the knife edge pointer.
摩擦系数对材料的变形行为及力学行为影响较小。
The friction coefficient has little effect on deformation behavior and mechanical behavior.
试验中得到了载荷、变形度和摩擦力相互问的确切关系。
The precise relation among the load, degree of deformation and friction is found on the experimental results.
摩擦力大小和方向的改变,将使因高温高压产生的较大载荷无法向远处扩散,从而引起油管局部严重变形。
The fiction can prevent large loads caused by high pressure and high temperature from spreading, which can result in severe deformation in a short part of tubing.
随着裂隙密度参数的增加,变形模量有减小的趋势;随着裂隙摩擦系数的增加,变形模量有逐渐增加的趋势。
For the deformation of fractured rock mass, crack density parameter and crack friction coefficient are the most important parameters.
在产品抽样分析的基础上研究了盘式飞机刹车摩擦片零件的变形规律及系统误差,对模具进行补偿设计。
Based on dimension statistics and X -R plot analyse, the deforming rules and the system errors of the friction pads of aircraft brake are studied. The formula of compensate design die has been fund.
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。
A method with probe and sensors is recommended to determine, the dynamic coefficient of friction in deep-drawing process.
影响铸铁压缩试验结果的因素很多,其中最主要的是材料内摩擦力及试件的鼓胀变形。
There 're many factors that influence the result of compression test for cast iron, among which the internal friction of material and the drum deformation of sample are most important.
本文对碟形弹簧的受力特性进行了分析,导出了考虑摩擦力影响时碟形弹簧的荷载—变形关系;
The mechanical behavior of the disc-spring was analyzed. The load-deformation relation of the disc-spring considered frictional action has been inferred.
从切屑变形力与摩擦力两方面分析了切向磨削力与法向磨削力的比值,大体上应在0.2~0.59范围内。
We have also analysed the ratio between tangential forces and normol forces with respect to both chip formation forces and friction forces. The ratio generally falls within the range of 0.2~0.59.
本文探讨了挤压轮所受的坯料变形阻力矩及摩擦阻力矩的计算方法,从而推导出连续挤压包覆机传动功率的计算公式。
According to the working principal of the vacuum fixed type vacuum belt filter, we draw out calculating formula of the drive power and the tension of the urbber belt.
本文探讨了挤压轮所受的坯料变形阻力矩及摩擦阻力矩的计算方法,从而推导出连续挤压包覆机传动功率的计算公式。
According to the working principal of the vacuum fixed type vacuum belt filter, we draw out calculating formula of the drive power and the tension of the urbber belt.
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