OYC98-3型越野叉车行走机构液压传动系统原理及其故障诊断  

Hydraulic Transmission System Principle and Fault Diagnosis of Walking Mechanism for OYC98-3 Off-road Forklift

作　　者：王荔军 苏欣平 徐传斌 WANG Lijun;SU Xinping;XU Chuanbin(Postgraduate Training Brigade, Army Military Transportation University,Tianjin 300161,China;Military Logistics Department,Army Military Transportation University,Tianjin 300161,China)

机构地区：[1]陆军军事交通学院研究生管理大队,天津300161 [2]陆军军事交通学院军事物流系,天津300161

出　　处：《军事交通学院学报》2017年第12期35-39,共5页Journal of Military Transportation University

摘　　要：为减少OYC98-3型越野叉车行走机构中液压传动系统故障维修的盲目性,提高经济性和安全性,分析该叉车液压传动系统的元器件组成,对速度控制过程、闭式回路的补油、闭式回路的换油冲洗、闭式回路的安全、闭式回路的压力切断、闭式回路的微动功能、闭式回路油液的自清洁及闭式回路变量马达排量控制等工作原理进行分析,提出几种常见故障的成因及排除方法。To reduce blindness and improve economy and safety of maintaining hydraulic transmission system fault of walking mechanism for OYC983off road forklift,the paper firstly analyzes the components of hydraulic transmission system.Then,it dissects the working principle of speed control process,oil recharge,oil change and flushing,safety,pressure cutting,fretting function,self cleaning,and variable motor displacement control of closed circuit.Finally,it proposes the causes and exclusion methods for several common faults.

关 键 词：行走机构 液压系统 故障诊断 越野叉车 

分 类 号：TH242[机械工程—机械制造及自动化]