分度圆直径

1
[机] Reference diameter
公布中文名称：分度圆直径 英文名称：reference diameter 定义：圆柱齿轮的分度圆柱面（或分度圆）的直径。应用学科：机械工程（一级学科）；传动（二级学科）；齿轮传动（二级学科） 分度圆直径是齿轮的基准直
2
pitch diameter
(number of teeth)为’z” 、模数(diametrical pitch)为 “m”,分度圆直径(pitch diameter)=m x z, 齿顶圆直径 ( outside diameter ) =m x (z+2),只有模数不异的齿轮才可以彼此牙齿咬紧50彼此牙齿咬紧的两金属齿轮的中间距...
3
standard pitch diameter
... standard pitch line 分度线 ; 基准节线 standard pitch WESTBANK 标准螺纹距 standard pitch diameter 分度圆直径 ...
4
Pitch circle diameter
pitch circle diameter 节圆直径 ; 电极圆直径 ; 装配节圆直径 ; 分度圆直径 PBD Pitch Circle Diameter 节圆直径 ..

短语

1
选取适当的车头行星轮的分度圆直径，可以有效地控制车方原理的直线度误差。
The principle straightness error of cutting square in work-pieces can be controlled by choosing a suitable pitch diameter of the planetary gear in the machine tools.
2
值得注意的是对于斜轮而言，公式1和2中的模数和分度圆直径所对应的形更大。
What is noticeable is: to bevel gear, the corresponding teeth shape is bigger to the modulus and reference circle in formula 1 and 2.
3
and accurate centring特别适合夹具直接安装在气缸盖(小分度圆直径。)
Particularly suitable for fixture building by direct mounting on cylinder head small pitch circle dia.

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