扳手 机动套筒扳手花键传动头

[中文适用范围]： 涵盖公端尺寸和母端尺寸。 表中给出的节距 p/ps 定义了花键尺寸。 第一个数字是径节；第二个数字是短截距；它以英寸的小数部分表示，在节圆上方和下方的啮合基本径向长度。 模数表示每齿节圆直径的单位数，单位为毫米。 [外文原描述]： Covers both the male end dimensions, and the female end dimensions. The pitch p/ps as given in the tables defines the spline dimensions. The first number is the diametral pitch; the second number is the stub pitch; it denotes, as the fractional part of an inch, the basic radial length of engagement, both above and below the pitch circle. The module denotes the number of units of pitch diameter per tooth, in millimetres.