洛阳理工学院毕业设计(论文)I带式输送机设计(传动滚筒部分)摘要带式输送机是用于散料输送的重要设备,滚简作为带式输送机的重要部件,其作用更是举足轻重。通过了解滚筒的作用,及滚筒在当今社会的发展现状,对输送机的分类有所认识。结合任务书的要求,首先对输送带的带宽,及所需牵引力的计算和确定。查阅资料了解到滚筒的结构,及滚筒失效的常见原因和方式。并结合计算数据合理确定滚筒的直径。并结合所算数据对传动滚筒装置的组成件进行计算,并结合任务及相关要求进行校验。进而得到合理的设计尺寸。使设计得到较为准确的数据。关键词:传动滚筒结钩组成洛阳理工学院毕业设计(论文)IIBELTCONVEYORDESIGN(TRANSMISSIONROLLERPART)ABSTRACTBeltconveyorisanimportantequipmentforpowderconveying,rollJaneasanimportantpartofabeltconveyor,itsroleisveryimportant.Byunderstandingtheroleofthedrum,androllerintoday'ssociety,thedevelopmentstatusoftorecognizetheclassificationoftheconveyor.Combinedwiththerequirementsofthespecification,firstofall,thebandwidthoftheconveyorbelt,andtherequiredtractioncalculationanddetermined.Checkdatatoknowthestructureoftheroller,andthecommonfailuremodesofthedrumandtheway.Andcombiningwithcalculationdatareasonablydeterminethediameterofthecylinder.Andcombinedwiththenumericaldataforcalculation,transmissionrollerdeviceofacalibratedandconnectingwiththerequirementsandrelatedtasks.Reasonabledesignsizeisobtained.Makethedesigngetmoreaccuratedata.KEYWORDS:transmissionrollerstructurconstitute洛阳理工学院毕业设计(论文)III目录前言..................................................................................................1第1章绪论......................................................................................21.1滚筒在国民经济中的作用...................................................21.2传动滚筒的发展状况...........................................................31.3结构与种类...........................................................................51.3.1按驱动方式分.............................................................51.3.2按轴承内孔大小分.....................................................51.3.3按外形分.....................................................................61.3.4特殊滚筒.....................................................................61.4传动滚筒的研究目的和意义................................................7第2章带式输送机的设计计算.......................................................82.1已知原始数据及工作条件...................................................82.2计算步骤...............................................................................92.2.1带宽的确定:................................................................92.2.2输送带宽度的核算...................................................112.3运行阻力及牵引力.............................................................112.3.1附加特种阻力计算...................................................122.3.2牵引力........................................................................13第3章传动滚筒的结构设计.........................................................143.1滚筒失效形式与许用应力的确定......................................143.1.1传动滚筒的失效形式...............................................143.1.2失效产生的原因.......................................................143.1.3滚筒许用应力的确定...............................................153.2传动滚筒结构设.................................................................163.2.1传动滚筒最小直径的确定........................................173.2.2传动滚筒的直径验算...............................................17第4章滚筒组成件.........................................................................194.1滚筒覆盖胶.........................................................................19洛阳理工学院毕业设计(论文)IV4.2传动滚筒轴直径的计算.....................................................194.2.1滚筒轴受力分析.......................................................194.2.2轴的强度校核...........................................................214.3确定轴承及转子作用力.....................................................214.3.1求轴承反力...............................................................224.3.2校核轴的强度...........................................................224.3.3精确校核轴的疲劳强度............................................224.3.4对轴端键强度进行验算............................................244.4轴承寿命的计算.................................................................254.4.1轴承的选用...............................................................254.4.2球左右轴承的支反力...............................................254.4.3计算左右轴承寿命...................................................264.5辐板厚度的确定.................................................................264.6滚筒轴与辐板间的力矩分配..............................................294.7轮毂尺寸的确定.................................................................30结论................................................................................................32谢辞................................................................................................33参考文献..........................................................................................34洛阳理工学院毕业设计(论文)1前言带式输送机是用于散料输送的重要设备之一。其结构特别简单,运行平稳可靠,能耗低,对环境污染小,使于集中控制和实现自动化,管理和维护方使,在连续装載的条件下可实现连续运输,因此,在国民经济各部门特别是煤炭和矿山运输系统中应用十分广泛。由于其适用范围的不断扩大和对其需求量的不断增加,带式输送机的设计和制造技术也有了长足发展。传动滚筒作为带式输送机的重要部件,起作用更是举足轻重。众所周知,零部件的工作特性,对整机性能有重要影响,尤其对于些大型、长距离的输送要求,对滚筒的要求会更高,加之用户和使用环境的千变万化,带式输送机中的传动滚筒的设计不仅还会涉及其初步设计和等部件的选型设计,由现今都是通过增大零件外形来增大输送量,这样不仅耗费大量人力财力,得到的产品还不一定能满足要求。因此寻求一种合理的传动滚筒设计方法是一件很重的事,本设计结合当今中外对滚筒设计的方法进行合理分析,挑选、整合、校验得到满足用户需求,并且对零部件的设计进行优化,充分了解主要零部件的工作特性,合理的进行造型设计和性能匹配。进而得到更佳的设计方案。洛