如果要调节阀门的设置，则利用六角扳手松开锁紧帽螺丝，参阅图3。

To adjust the setting of the valve, loosen locking cap screw with hex wrench, see Figure 3.

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然后将六角形快装板与云台上的对应处对齐，接着轻轻按下直到锁紧(图13)。

Align the hex plate with the receiver on the head and gently press down until the lock clicks into place (figure 13).

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本文在冲压成型外圈的锁紧斜面尺寸难以修改的前提下，分析了其配用的滚针或轴（内圈）的几何尺寸变化对摩擦角的影响。

The analysis of the friction angle effected by the dimension tolerances of the needles and shaft are given in this paper.

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