螺旋升角
- 网络lead angle
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理论研究发现,滚珠丝杠副中滚珠与螺旋滚道之间的相对滑动是不可避免的,随着接触角和螺旋升角的增大,滚珠公转速度和自转角速度都会增大。
The conclusion is reached that the relative slip between the ball and groove is unavoidable , and with the increase of contact angle and lead angle , the revolution speed and spin speed is enlarged . 3 .
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用Mathematic软件求解了螺旋升角、接触线、界限函数、诱导法曲率,并进行了图形仿真。
The helix angle , the contact line , the limit function and the induced normal curvature are discussed with the aid of Mathematic .
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螺旋升角对凝结换热特性影响的研究
Study on infection of spirally ascend angle in condense heat transfer character
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螺旋升角对钻头工作性能影响规律的研究
Effects of Screw Angle on Screw Auger Work Performance
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搅拌筒;螺旋升角;数值模拟;
Mixing drum ; Helix angle ; Numerical simulation ;
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推导了锥螺纹的螺旋升角计算公式。
The formulation of the helix angle of the device with tapered thread is deduced .
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推导了球面包络环面蜗杆的接触线方程、齿面方程、螺旋升角、一界、二界曲线和诱导法曲率方程。
Helix angle equations , limited curve equations and induced normal curvature equations are also obtained .
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充分考虑螺旋升角因素,推导出了螺旋滚道内的滚珠数目。
The number of balls in the ball screw mechanism is deduced correctly with concern of helical angle .
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试验结果表明,螺旋升角在螺旋槽管凝结换热过程中具有不可忽视的影响。
The result show that ascend angle infection factor during spirally tube heat transfer should not be neglected .
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推导了两搅拌桨螺旋升角的关系式,根据捏合原理,建立了搅拌桨水平截面曲线的数学模型。
Based on the kneading principle a mathematical model has been established on horizontal section curves of stirring blades .
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滚珠直旋副是一种将直线运动转换为旋转运动的滚珠丝杠传动,其特点是具有较大的螺旋升角。
Ball straight-rotary pair , characterized with large lead-angles , is a Kind of ballscrews used to convert straight movement to rotary .
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通过选取煤壁破碎模式、滚筒工作转速、叶片螺旋升角等作为约束条件,讨论了其隶属函数。
At the same time restriction conditions , such as breaking model of coal wall , rotation speed of the spiral cutting drum , rise angle of the helical blade , and so on , and subjection functions were selected .
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在此基础上,对微机器人的稳态游动特性和瞬态游动特性进行了仿真计算和研究分析,并对微机器人的螺旋升角进行了优化设计。
On the basis of theses models , the paper makes a lot of calculations , simulations and analysis on the stationary state and the transition state characteristic of the micro robot , and also optimizes the spiral angle of the micro robot .
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在上一章理论分析的基础上,提出了一套大螺旋升角传动机构的设计计算方法及强度、刚度校核计算方法,并针对项目设计要求设计出高功率密度的内驱动式舵机。
Following the theory analysis , the designing method and the strength and rigidity checking method of the mechanism with big helix angle is presented . And meeting the requests of the subject , the internal driving steering gear with high power density is designed .
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随着接触角的增大,接触压力和变形减小,螺旋升角对接触特性无显著影响,接触特性对曲率比的变化非常敏感,随着曲率比的增大,接触压力和变形显著上升。
The contact stress and deformation decrease with increasing of the contact angle . And the variation of helical angle has no noticeable influence on contact characteristic of ball screw mechanism . However , the contact characteristic is very sensitive to the variation of the curvature ratio .
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本文详细分析了螺旋传动的工作原理和影响螺旋副传动效率及承载能力的因素,提出了提高滑动螺旋传动效率和承载能力的途径:选用合适的螺旋升角;
The spiral transmission 's operation principle and the factors which affect the sliding screw pair 's transmission efficiency were analyzed in detail .