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JKMD型多绳摩擦提升机制动系统(液压盘式制动器)设计说明书.doc

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JKMD型多绳摩擦提升机制动系统(液压盘式制动器)设计说明书.doc

目录第1章矿井提升设备概述...................................................................................11.1提升机的定义.........................................................................................................21.2提升机的分类.........................................................................................................31.2.1按用途分..........................................................................................................31.2.2按拖动方式分................................................................................................31.2.3按提升容器类型分........................................................................................31.2.4按井筒的倾角分............................................................................................31.2.5按提升机类型分............................................................................................31.3提升机的制动装置的功用、类型.........................................................................91.3.1制动装置的功用..........................................................................................101.3.2制动装置的类型..........................................................................................101.4提升机型号的选用及制动器的设计类型...........................................................101.4.1提升机的选用...............................................................................................101.4.2制动器的设计类型.......................................................................................11第2章提升机的选型计算4.5米4多绳摩擦轮................................122.1工作参数...............................................................................................................132.2速度图...................................................................................................................132.3变位重量...............................................................................................................152.4力图.......................................................................................................................152.5等效力...............................................................................................................172.6启动力矩与等效力的比例...............................................................................182.7有效功率...........................................................................................................182.8电机最大轴功率及选型...................................................................................182.9液压站工作原理...................................................................................................192.9.1提升机液压站系统........................................................................................192.9.2液压站系统原理图......................................................................................192.9.3控制电路图..................................................................................................20第3章提升机制动装置的结构设计.................................................223.1制动装置的有关规定和要求...............................................................................223.2提升机制动器主要类型.......................................................................................233.2.1块式制动器....................................................................................................233.2.2盘式制动器.....................................................................................................243.3盘式制动器的结构及工作原理...........................................................................253.3.1盘式制动器的布置方式.................................................................................253.3.2盘式制动器的结构.........................................................................................263.4制动器的设计计算...............................................................................................273.4.1确定在工作状态下所需要的制动力............................................................273.4.2确定制动器数量............................................................................................333.4.3碟型弹簧的选型计算....................................................................................373.4.4制动器液压缸的结构与设计计算................................................................433.5制动器的强度校核...............................................................................................513.5.1制动力整定计算.............................................................................................513.5.2液压站油压整定计算....................................................................................53第4章制动器的工作可靠性评定...................................................................554.1盘式制动器的安装要求及调整...........................................................................554.1.1盘式制动器的要求(包括零部件)............................................................554.1.2盘式制动器闸瓦间隙的调整........................................................................554.2制动器的故障模式及可靠性图框.......................................................................574.3制动器的优化设计及工作可靠性评定...............................................................584.3.1设计变量........................................................................................................584.3.2优化策略........................................................................................................594.4制动器的维护可靠性评定...................................................................................60第5章结论.............................................................................................................62总结...........................................................................................................................63英文原文.........................................................................................错误未定义书签。致谢...........................................................................................................................65矿井提升机制动系统液压盘式制动器设计第1页共78页摘要目前我国许多煤矿矿井已经转向中、深部开采,矿井提升设备作为煤矿的关键设备,在矿井机械化生产中占有重要地位。制动器是提升机提升绞车的重要组成部分之一,直接关系着提升机设备的安全运行。多绳摩擦提升机具有体积小、质量轻、安全可靠、提升能力强等优点,适用于较深的矿井提升。本文针对JKMD型4.5米4多绳摩擦轮提升机,对其制动系统进行设计。在对提升机的制动器选型过程中,因盘式制动器是近年来应用较多的一种新型制动器,它以其独特的优点及良好的安全性能被广大用户认可,特别是在结合了液压系统和PLC控制之后,液压系统和PLC超强的控制性能为盘式制动器的应用提供了巨大的工作平台。制动盘的制动力,靠油缸内充入油液而推动活塞来压缩盘式弹簧来实现。液压盘式制动器作为最新一种制动器,具有许多优点,所以它在现代多种类型提升机中获得广泛的应用。它具有制动力大、工作灵活性稳定、敏感度高等特点,对生产安全具有重要意义。关键词提升机多绳摩擦制动器设计液压传动。矿井提升机制动系统液压盘式制动器设计第2页共78页AbstractCurrentlymanyofourcoalminehasturnedtodeepmining.Minecoalupgradingequipmentasthekeyequipmentholdsanimportantpositioninmechanizedproductionofthemine.ThebrakesareoneoftheimportantcomponentsofadirectbearingonHoistthesafeoperationofequipment.Multiropefrictionhoistwithsmallsize,lightweight,safe,reliable,andstrongabilitytoupgradeapplytothedeeperminehoist.Inthispaper,thebrakingsystemforJKMDtype4.5metersoverfourropefrictionroundhoisthavebeendesigned.Inthehoistbrakeselectionprocess,becauseinrecentyearsdiscbrakeisusedinthenewbrakesItsuniquestrengthsandgoodsafetyperformancerecognizedbythemajorityofusers.EspeciallyinthelightofthehydrauliccontrolsystemandthePLC,HydraulicSystemandPLCsuperperformanceofthediscbrakeprovidesatremendousplatformforthework.BrakediscbrakingforceandrelyonthefueltankfilledwithoilthatdrivesthepistontocompressspringtoachieveDisc.Hydraulicdiscbrakesasthelatestdevelopmentofabrake,whichhasmanyadvantages.Thereforeitinamodernaircrafttypestoupgradegainwiderapplication.Itisthebrakingforce,flexibilitystability,highsensitivityonproductionsafetyisofgreatsignificance.KeywordsHoistMultiropefrictionBrakeDesignHydraulicdrive.第1章矿井提升设备概述1.1提升机的定义矿井提升机是矿井大型固定设备之一,它的主要任务就是沿井筒提升煤炭、

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