变速箱液压阀体性能分析与常见故障模式  

Performance Analysis of Transmission Hydraulic Valve Body and Common Failure Modes

作　　者：陶朝昕 王成君 任良顺 张帆 马堃耀 TAO Zhaoxin;WANG Chengjun;REN Liangshun;ZHANG Fan;MA Kunyao(SAIC-GM-Wuling Automobile Company Limited,Liuzhou 545000,China)

机构地区：[1]上汽通用五菱汽车股份有限公司,广西柳州545000

出　　处：《汽车实用技术》2024年第5期107-110,共4页Automobile Applied Technology

摘　　要：阀体作为自动变速箱的核心零部件,其性能好坏直接影响到汽车的行驶质量。文章以GF6自动变速箱液压系统为例,详细介绍了阀体的压力和泄漏量两项性能指标的计算方法,并通过实际故障案例,说明了如何利用这两项指标来分析常见的变速箱液压系统问题。文章为自动变速箱的阀体设计和阀体故障分析提供指导和参考。As the core parts of automatic transmission,the performance of the valve body directly affects the driving quality of the car.Taking GF6 automatic transmission hydraulic system as an example,this paper introduces the calculation method of two performance indexes of valve body pressure and leakage in detail,and explains how to use these two performance indexes to analyze common problems of transmission hydraulic system through actual fault cases.This paper provides guidance and reference for valve body design and valve body fault analysis of automatic transmission.

关 键 词：自动变速箱 液压系统 压力特性 泄漏量 阀体性能 

分 类 号：U463.21[机械工程—车辆工程]