第0页共58页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第0页共58页摘要塑料注射成型机是一种能将塑料加热塑化，借助推进机构把熔化的塑料注入模具型腔内，经冷却、定型后形成制品的塑料成型加工设备。它能配置不同的模具，可一次成型外形复杂的制品，是塑料机械中主要机种之一。塑料注塑成型机有很多型式，液压式塑料成型机就是其中之一，其主要由合模机构，注射部件，液压传动及电气控制系统等几部分组成，而液压泵，液压缸、各种液压阀、电机、电气元件以及控制仪表是其中不可缺少的控制元件。塑料注射成型机以其成型周期短，对各种塑料的加工适用性强，尺寸较精确以及自动化程度高等优点，得到了广泛应用。关键词：塑料注射成型机、液压系统、液压泵、液压缸、液压阀第1页共58页第0页共58页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共58页ABSTRACTTheplasticcastsshaperisonekindofheatinguptheplastictheplasticizing,poursintowiththeaidoftheadvancementorganizationthemeltingplasticinthemoldcavity,aftercooling,thestereotypiaformstheproducttheplastictotakeshapetheprocessingequipment.Itcandisposethedifferentmold,buttimetakesshapethecontourcomplexproduct,isintheplasticmachineryoneofmainaircrafttypes.Theplasticinjectiontakesshapealreadyhasverymanyforms.Thehydraulicpressuretypeplasticinjectionshaperisoneofthem,itmainlyhasgathersthemoldorganization,injectsthepart,thehydraulictransmissionandtheelectricitycontrolsystemandsoonseveralpartsofcompositions,butthehydraulicpump,thehydrauliccylinder,eachkindofhydraulicvalve,theelectricalmachinery,theelectricalpartaswellasthecontrolmeasuringapplianceareindispensablecontrolpart.Theplasticinjectionshapertakesshapethecyclequicklybyit,toeachkindofplasticprocessingcompatible,thesizeispreciseaswellastheautomaticityhighermerit,obtainedthewidespreaduse.Keyword:Plasticinjectionshaper,hydraulicsystem,hydraulicpump,hydrauliccylinder,hydraulicvalv第2页共58页第1页共58页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共58页目录摘要.....................................................................................................1ABSTRACT.........................................................................................2目录.....................................................................................................31绪论..................................................................................................41.1、塑料注射成型机概述...............................................................41.2、注射成型机的工作原理...........................................................51.3、技术要求及已知参数...............................................................61.3.1对液压系统的要求............................................................71.3.2液压系统设计参数............................................................72.250克塑料注射祝液压系统设计计算.....................................92.1液压执行元件载荷力和载荷转矩计算......................................92.2.液压系统主要参数计算............................................................102.2.1初选系统工作压力..........................................................102.2.2计算液压缸的主要结构尺寸..........................................102.2.3计算液压马达的排量......................................................122.2.4计算液压执行元件实际工作压力..................................12第3页共58页第2页共58页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第3...
