有一部行驶多年的黄河汽车(装用的发动机是6135型),在行驶中机油消耗量较大,但发动机不烧机油,功率也无下降现象。停车进行全面检查,发现飞轮壳中有机油,这无疑是从曲轴后端漏出的机油。于是就拆下变速箱、飞轮、飞轮壳,检查曲轴后油封。该车曲轴输出法兰外圆有双头右螺旋槽,为此检查了曲轴输出法兰的双头右螺旋槽及飞轮壳内孔磨损情况,发现曲轴输出 There is a Yellow River car driving for many years (loaded with the engine is 6135 type), oil consumption while traveling larger, but the engine does not burn oil, no drop in power. Parking to conduct a comprehensive inspection and found that the flywheel case of organic oil, which is undoubtedly from the back of the crankshaft leakage of oil. So remove the gearbox, flywheel, flywheel housing, check the oil seal after the crankshaft. The outer flange of the crankshaft output flange has a double right spiral groove, for this check the crankshaft output flange double right spiral groove and flywheel shell bore wear and found that the crankshaft output