目录摘要......................................................ⅠAbstract......................................................Ⅱ第1章绪论..............................................11.1输送机自动张紧装置的一般概念.....................11.2输送机张紧装置的分类.............................11.3液压自动张紧装置与其它张紧装置的类比.............2第2章总体设计..........................................32.1设计任务..........................................32.2设计方案的确定...................................32.2.1液压自动张紧装置的特点.....................32.2.2液压张紧系统工作原理.......................32.2.3总体设计方案的确定.........................5第3章各元件的确定.....................................63.1油缸的选择和计算.................................63.2液压油液的功能和基本要求.........................73.3液压泵的选择及计算...............................93.4电动机的确定.....................................93.5各种阀类的选择...................................103.5.1电磁换向阀的选择...........................103.5.2溢流阀的选择...............................113.5.3压力继电器的选择...........................123.5.4压力表的选择...............................133.5.5滤油器的选择...............................143.5.6蓄能器的选择...............................153.5.7伺服阀的选择...............................163.5.8液控单向阀的选择...........................183.6其它元件的选择...................................203.6.1滑轮的选择.................................203.6.2钢丝绳的选取...............................203.6.3液压泵站的选择与安装.......................20第4章管路的设计.......................................224.1管路的确定.......................................224.2吸油管的设计.....................................224.3压油管的设计.....................................234.4液压系统中的压力损失验算...........................23第5章主要部件的设计计算及强度校核.....................265.1油缸后的支座的设计及强度校核.......................265.2液压缸活塞杆上的耳环的设计及强度设计...............27第6章设计分析..........................................29结论........................................................31致谢........................................................32参考文献....................................................33专题........................................................34附录1........................................................42附录2........................................................49摘要输送机时橡胶和纤维织品两者复合而成的制品,在应用中的重锤张进装置,在运行一段时间后,重锤会自动下降一段距离,使输送带变长。这说明输送带发生了蠕变,在启动、制动过程中也会产生蠕变现象。此时张紧装置就必须进一步收缩才不会发生打滑现象。由此可见,张紧装置是保证带式输送机正常运转必不可少的重要部件。该论文主要介绍了带式输送机的自动张紧装置的设计过程,详细的介绍了各个液压元件的选取。自动张紧装置的设计是张紧装置的设计的一个重大变革。关键词:自动张紧装置带式输送机液压张紧系统AbstractThispapermainlyintroducedbasedonthePRO—ENGINEERINGthreedimensionalentitydesignsoftwaretotheY0X500modelfluidstrengthcouplerdesignandtheassistancemanufactureprocess;HasindetailgiventhefluidstrengthcouplershapingprocessaswellasutilizesPRO—ENGINEERINGtothefluidstrengthcouplerspareIpartdesignandtheassemblyprocess,utilizedthePRO—ENGINEERINGgrassinthedesignprocesstodraw,modulesfullyandsooncomponents,...