1、 I 毕毕 业业 设设 计计 题题 目目 液压毕业设计液压毕业设计 英文题目英文题目 Hydraulic graduatian design 院院 系系 机械与材料工程学院机械与材料工程学院 专专 业业 机电一体化机电一体化 姓姓 名名 年年 级级 20112011（机材（机材 B1121B1121） 指导教师指导教师 二零一三年十二月二零一三年十二月 II 摘摘 要要 ZY3200/14/34 掩护式液压支架的设计，主要是针对冀中集团梧桐 庄矿 22313 工作面的煤层、 围岩情况及其配套设备进行选型设计的一种 实用液压支架。 通过介绍整个矿井的地质条件及工作面的实际情况， 结合支架的发 展
2、情况及分类，对液压支架进行了选型，并确定其基本技术参数。根据 结构部件在整个液压支架中承载情况及作用，详细对支架的顶梁、四连 杆机构、侧护板、底座、立柱、各种千斤顶等部件进行了结构设计，确 定了其整体结构尺寸。重点对立柱做了结构、技术参数说明，并根据其 承载的工作阻力对立柱的稳定性，活塞杆和缸体的强度进行了校验。 介绍了该支架液压系统的特点，详细说明了立柱、各种千斤顶系统 的基本控制回路及它们的工作原理，并对泵站液压元件、液压管路进行 了选型。 【关键词】掩护式液压支架；结构部件；液压系统 III Abstract The design ZY3200/14/34 cover-powered s
3、upport is mainly for Xing tai Mining Group, Xing tai 22313 face of the coal mine, and its surrounding equipment selection is for the design of a practical hydraulic support. Through the introduction of the entire mine geological conditions and the real situation face combined with the development of
4、 supports and classification of the hydraulic support for the selection and establish the basic technical parameters.According to the structural components in the hydraulic support of the whole situation and bearing in the role of detail on top of the support beams, four-bar linkage, the side of the
5、 shield, base, post, and a variety of jack, and other parts of the structure design, and determine the over all structure of its size. Focus on doing a column structure, technical parameters that on the basis of carrying on the work of the resistance to the stability of the column, cylinder piston r
6、od and the intensity of the check. This paper introduces the characteristics of the support hydraulic system、 the column、 the basic control loop of a variety of jack system and their working principle, and selects the hydraulic pump station components and hydraulic lines. IV 【Key words】 cover-powered support ； the structural components； the support hydraulic system V 目目 录录 前言前言
