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shi yong zhong ru he fang zhi fa dong ji shao wa
Pages: 63
Year: Issue:  10
Journal: Farm Machinery Using & Maintenance

Abstract: 烧瓦是发动机曲轴轴承与连杆轴承的瓦片摩擦表面温度过高,使瓦片合金熔化脱落.柴油机突然运转吃力并冒黑烟,严重时柴油机熄火,咬死,手摇曲轴转不动.烧瓦不但使轴瓦损坏,也会引起轴颈擦伤,曲轴、连杆和机体变形,柴油机失去工作能力. 一、烧瓦原因分析 正常情况下,轴瓦与轴颈间形成一定厚度的楔形油膜以保证轴瓦实现液体润滑.
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