This paper focuses on the study of improving mine hydraulic support jack quality and efficiency to solve the problem that the coal mine own maintenance equipment is simple and repair task is heavy. After full investigation, we design and manufacture of hydraulic support jack seal installation tools and special maintenance work platform.%本课题主要针对提高煤矿自修液压支架千斤顶质量及效率,解决煤矿自有维修设备较简陋、维修任务较重的难题。在充分调研后,我们设计制造了液压支架千斤顶密封安装专用工具及检修工作平台。
展开▼