摩托车发动机在使用过程中,齿轮箱的机油中会带有金属末,这是行驶中金属部件的互相摩擦而产生的。本人在自己的JH70摩托车上附加了磁铁,以对齿轮箱内的金属粉末进行吸附,效果不错。 我将放油螺塞取下,在朝里的一端中心钻—M6×12的盲丝孔,把废耳机环形磁铁用M6×8的螺钉和Φ6的垫圈紧固于放油螺塞上。 时间长了,只需换一块磁铁就可以了。这种改动, Motorcycle engine in use, the gear box with the metal will be the end of the metal, which is driving the metal parts of each other due to friction generated. I own a JH70 motorcycle attached to the magnet to the metal powder in the gear box for adsorption, the effect is good. I removed the oil drain plug and drilled a blind hole of -M6 × 12 in the center of one end toward the inside, and fastened the waste earphone’s ring magnet with the M6 ​​× 8 screw and Φ6 washer to the oil drain plug. A long time, just change a magnet on it. This change,