踏板车齿轮油有什么作用?

为什么有些人说不换都没事,有什么作用
2025-03-16 05:11:33
推荐回答(1个)
回答1:

齿轮油是一种较高的粘度润滑油,专供保护传输动力零件,通常是伴随着强烈的硫磺气味。车辆齿轮油采用性能分类和粘度分类两种方法。目前世界各国广泛采用美国石油学会(API)性能分类和美国军用齿轮油规格标准,大多数润滑油手动变速箱和差异是准双曲面齿轮油。这些含有极压(EP)添加剂和抗磨添加剂,以应付滑准双曲面锥齿轮的行动。
齿轮油的型号一般为GL-5,80(85)W/90 或SAE140。 可以看出,齿轮油的级别和粘度是和一般机油不一样的。其主要功能是防氧化、防起泡、耐高压,使齿轮悬浮结合,以保护齿轮和轴承。所以要按说明书要求定期更换。
如果不换齿轮油,时间长了齿轮油会变质而失去保护作用,从而损坏减速齿轮箱里面的齿轮和轴承(齿轮油不负责润滑后轮的主轴承)。一旦损坏就要全部更换(GY-6机型3个轮、6个轴承),切难度较大,费用较高。严重时后轮不能转动,甚至会损坏大小箱体,既误事又烦心,省那点齿轮油钱可真的得不偿失了。
更换齿轮油的好处:降低齿轮及其它运动部件的磨损,延长齿轮寿命,降低摩擦,减少功率损失,分散热量,起一定的冷却作用。防止腐蚀和生锈,降低工作噪声、减少振动及齿轮间的冲击作用,冲洗污物,特别是冲去齿面间污物,减轻磨损。

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