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综掘前配套设施简介局机修厂吉守槐，秦保路漳村煤矿１主要技术特征２结构原理综掘机前配套设施采用箱形结构，四连杆机构以及液压传动等原理，以液体压力为动力，通过液压油缸的动作来实现其支护承载、降架、带压移架、再支护。２．１箱形结构见图１。该结构由件１、２、...
Fully mechanized excavation before the supporting facilities Brief introduction Bureau repair factory Ji Shouhuai, Qin Baochang 1 main technical characteristics of Zhangcun Coal Mine 2 Structure Principle Comprehensive excavation front supporting facilities using box-shaped structure, four-bar linkage and hydraulic transmission and other principles to liquid pressure As power, through the action of the hydraulic cylinder to achieve its support bearing, lowering rack, with a pressure rack, and then support. 2.1 box-shaped structure shown in Figure 1. The structure consists of pieces 1, 2, ...