标题: [求助]UL987 Section 27 [打印本页] 作者: simondai 时间: 2008-4-15 16:49 标题: [求助]UL987 Section 27 标准里关于锯片的回转方向有下面的要求,但我有个疑问,锯片上法兰的拧紧方向和锯片的回转方向应当是相同的还是相反的?& j+ g& F" s# i. Y1 H4 x- ~
27 Rotating Members/ w& s9 q% r _% G: R/ [6 [ B
27.1 A tool employing a user-removable rotating part, such as a blade or a grinding wheel, shall be 9 r, i. U7 n: W7 s' h. ?5 `constructed so that the direction of rotation tends to tighten the nut that secures the rotating part in place.作者: atkids 时间: 2008-4-26 18:31
应该是拧紧方向和运动部件旋转的方向相反,这样在运动部件旋转的时候螺母不会脱落!