某轻卡前制动器摩擦片磨损快故障分析与改进

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中图分类号：U462 收稿日期：2025-07-03 DOI： 10.19999/j.cnki.1004-0226.2025.08.012

Analysis and Improvement of Rapid Wear of Front Brake Friction Pads for a Light Truck

Zhu Lusheng Xie Fei Chen Jie Anhui Jianghuai Automobile Co.，Ltd.，Hefei 230601，China

Abstract：This paper focusesontheproblemofrapid wearoffront brakefrictionpads forlighttrucks.Byusing theFault Tree Analysis（FTA）method，anumberofpotentialfactorssuchasthefrontaxlehavingasmalerbrakingclearancethantherearaxleand thefrontaxlehavinganoverlyfastbrakingpresurebuild-upspedareinvestigatedonebyone.Throughmeasurementandtestingitis determinedthateexcesivespecificenergydisipationrateoftefrontaxlebrakesistemaincause.Byresearcingthebrakeparametersofcompetingmodels，thedametersofthefrontandrearwheelbrakecylindersareadjustedtooptimizethedistributioofthespecificenergydisipationrate.Aftertheimplementationoftheimprovementmeasures，throughcustomerservicetrackingandverification，themileageoftefrictionlnngsexeds5oilometers，ectielyolvigteproblfapdaroftefrota tion linings and providing an effective solution for improving the performance ofthe light truck braking system.

KeyWords：Lighttruck;Braking;Frictionlining;Brakecylinder

1前言

在汽车制动系统的研究范畴内，制动鼓及相关制动部件的性能一直是学界与工业界重点关注的核心议题。（剩余3854字）