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1)  allowed pressure drop
许用压力降
2)  allowable pressure drop
允许压力降
3)  allowable pressure angle
许用压力角
1.
Analytical method for designing the crank-slider mechanism according to allowable pressure angle,cofficient of stroke speed ratio and stroke;
根据许用压力角、行程速比系数和行程设计曲柄滑块机构的解析法
2.
A mathematical model was proposed to analyze the pressure distributions of a straight line moving disk cam mechanism and it was found that the allowable pressure angle was related to the material type, frictional condition, service load and the instantaneous acceleration speed of the driven part.
通过建立力学模型 ,对直动盘状凸轮机构进行了受力分析 ,指出凸轮压力角引用传统方法 ,即单一升程、回程许用压力角 [α1]=30°,[α2 ]=70°~ 80°,不合理。
3.
Aimed at the problem of determining fundamental dimensions of planar cam mechanisms, the analytical formula of calculating fundamental dimensions of mechanisms in accordance with allowable pressure angle are deduced from the combination of the extreme comditions with the expressions of pressure angle.
对于平面凸轮机构基本尺寸的确定问题,本文用机构压力角相对于凸轮转角的极值条件,与机构的压力角表达式相联立,导出了根据许用压力角确定机构基本尺寸的解析算式。
4)  allowed pressure angle
许用压力角
1.
Determination of the basic size of cam mechanism with oscillating follower based on the allowed pressure angle;
按许用压力角确定摆杆盘形凸轮基本尺寸
2.
The result shows that when follower pertains to ordinary and 3 order polynomial motion rule,with the allowed pressure angle being given,the basic circle radius and eccentricity of cam mechanism can be defined,so the presented method is easier in comparison with others.
只要从动件为常用的运动规律以及不超过3次的多项式运动规律,在满足许用压力角的前提下,采用该解析法确定凸轮基圆半径和偏距,比其它解析法简捷方便。
3.
According to the allowed pressure angle, this paper determines the disk cam with translating follower s basic circle radius and eccentricity by using the analytic method.
本文尝试采用解析法,按许用压力角确定直动从动件盘形凸轮机构的基圆半径和偏心距。
5)  permissible compression stress
许用压应力
6)  maximum allowable pressure drop
最大容许压力降
补充资料:心许
1.默许。语出《史记.吴太伯世家》:"季札之初使,北过徐君。徐君好季札剑,口弗敢言。季札心知之,为使上国,未献。还至徐,徐君已死,于是乃解其寶剑,系之徐君冢树而去。从者曰:'徐君已死,尚谁予乎?'季子曰:'不然。始吾心已许之,岂以死倍吾心哉!'" 2.赞许,赞美。
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