汽车弹簧液压弯管机设计

第1页汽车弹簧液压弯管机设计摘要在汽车弹簧生产工艺中，卷耳包耳工序是关键。单工位弯耳机是对汽车钢板弹簧主板进行切头弯耳一次成型的液压设备。首先，文中提出了几种钢板切头弯耳的可行性方案以及工艺措施，并进行了分析、比较、论证，选出最佳方案。其次，确定出单工位液压弯耳设备主要需要的机构及运动，并选定出各自具体的运动结构方案。再通过以上分析、考虑，综合确定出设备的总体运动结构方案。利用所给有关数据，对设备的各个机构进行动力、运动设计计算，确定各机构的尺寸。绘制总体装配图及部件图，确定本设备的布局尺寸，设计出达到要求的汽车钢板弹簧的单工位液压弯耳。而且在最后对整个设计工作进行总结、归纳，对部分设计问题进行分析说明。关键词：液压设备弯耳机单工位弯耳机第2页AbstractBendingisthekeyintheplatespringproduction.Thisdescriptionisageneraldesignandelucidationrelevanttoautomobilesteelplatebendingmachinewhatisusedascutting-outtheheadoftheplatespringandbendingtheplatespring.Designedinthedescriptionisasingleworkinghydraulicplatebendingequipments.First,inthisdescription,itraisedseveralexecutableprogrammersandposedseveraltechnologicalspecificationstoproducttheautomobileplatespring.Andthenweproceededtocompareandarguedtheprogrammers.Bevirtueoftheargument,weselectedthebestproject.Thenmakesurethemainrequirementsofthemachinesandsportconstructionofthesingleworkinghydraulicplatebendingequipments,anddefinitudethespecificstructures.Thenwewerevirtueoftheseresearches,andcombinedvariousopinions,wemadeselectionoutconcretelytheprojectagain.Sumuptheaboveanalysisandconsideragain,synthesizetomakesurethetotalsportconstructionoftheequipmentsandtheproject.Thenwecanbevirtueoftheparameterandrefertothereferencebook,makeuseofaneachorganizationforcount,weproceedtodesignandcalculateofthemotivepowerandsportmovementoftheequipment,andmakesurethesizeofeachorganization.Thenwedraftedthegeneralassemblydiagramandpartsassemblydiagramofthisequipment,certainthisequipmentsattaintherequeststhatweneededtoproductthespring.Atfinallyproceedstowholedesignwork,andwecangettheequipmentofthesimplexworkingbendingmachineoftheautomobilespring.Keyword:HydraulicequipmentBendingequipmentAsingleworkingbendingequipment第3页目录第一章总体方案论证..............................................................................61.1液压式双工位弯椭圆耳型设备介绍..........................................61.1.1生产布置..........................................................................61.1.2工艺措施..........................................................................61.2机械式多工位卷耳设备介绍.......................................................71.2.1生产布置........................................................................71.2.2工艺措施........................................................................71.3液压式单工位弯耳设备介绍......................................................81.3.1生产布置..........................................................................81.3.2工艺措施..........................................................................81.4方案分析比较...............................................................................9第二章具体运动结构方案设计............................................................112.1抽芯机构运动结构方案的选定................................................112.2切头机构运动结构方案选定.....................................................122.3定位机构运动结构方案选定....................................................152.4抓紧机构运动结构方案选定....................................................152.5压紧机构运动结构方案选定.....................................................162.6转位弯耳机构运动结构方案选定............................................172.7工作台升降机构运动结构方案选定.........................................18第三章总体方案的选定........................................................................193.1设备工作程序如下：................................................................20第四章设计参数....................................................................................21第五章计算............................................................................................225.1动力设计计算............................................................................225.1.1压紧缸载荷分析并选定压紧缸缸径............................225.1.2计算切头缸载荷并选定切头缸缸径。.........................225.1.3计算抓紧缸载荷并选定抓紧缸缸径.............................235.1.4分析摆动缸载荷并选定摆动缸缸径.............................265.1.5计算转动缸载荷并选定转动缸缸径.............................265.1.6分析移位缸载荷并选定移动缸缸径............................285.2运动设计计算............................................................................295.2.1确定切头刀具工作角度：............................................295.2.2确定齿轮齿条模数及齿轮齿数....................................295.2.3计算抓紧机构转位角度.................................................29第4页5.2.4计算转位缸行程并选定标准行程.................................305.2.5计算切头缸工作行程并选定标准行程.........................315.2.6分析压紧缸工作行程并选定压紧缸标准行程.............315.2.7选定抓紧缸标准行程.....................................................325.2.8选定切头机构移动缸标准行程.....................................325.2.9计算切头机构摆动缸并选定标准行程.........................325.2.10选定抽芯缸标准行程...................................................335.2.11选定定位缸标准行程...................................................335.3选定各工作油缸标准型号........................................................34第六章部分设计问题说明....................................................................356.1机架、切头架及抓紧架结构及材料.........................................356.2设备的润滑措施.........................................................................356.3芯轴的冷却措施...................................................