sj10025挤出机低速轴齿轮设计大学毕设论文.doc

摘要挤出机，主机是挤塑机，它由挤压系统、传动系统和加热冷却系统组成。挤出机是一种常见的塑料机械设备，近年来，中国常规挤出机及生产线，以优异的性价比逐渐走俏国际巿场。同时，中国在先进挤出技术领域不断创新，开拓出了多种新型挤出产品。精密挤出技术适应高精加工需要精密挤出成型可以免去后续加工手段，更好地满足制品应用的需求，同时达到降低材料成本、提高制品质量的目的。如今，满足塑料制品精密直接挤出的需要，多种成熟的技术已经推向巿场，聚合物熔体齿轮泵就是其中一种重要手段。这一技术已经广泛应用于化纤、薄膜、型材、管材、板材、线缆、复合挤出、造粒等生产线。单螺杆塑料挤出机采用单个减速机、单个螺筒、螺杆采用正规型材、优质碳素钢。特殊要求采用高强度耐腐蚀的合金钢经多级热处理和精加工而成，脱水排气，可配导热油节能装置，能耗比低。此次设计说明书根据具体参数的计算和工况的分析，从而制定了总体的控制方案。经过各种方案对比后，设计出挤出机低速轴齿轮的设计。关键词：挤出机；低速轴齿轮；机筒；机头AbstractExtruder,thehostiscrowdedmoldingmachine,itiscomposedofextrusionsystem,transmissionsystemandheatingcoolingsystem.Extruderisakindofcommonplasticmachineryandequipment,inrecentyears,China'sconventionalextrusionmachineandproductionline,withexcellentcost-effectivepopularinternationalmarketgradually.Atthesametime,Chinainthefieldofadvancedextrusiontechnologyinnovation,developavarietyofnewproductscomeout.ExtrusiontechnologytomeettheneedofhighprecisionprocessingPrecisionextrusioncanberemovedfromthefollow-upprocessingmethod,bettermeettheneedsofproductapplication,atthesametimetoreducethecostofmaterials,thepurposeofimprovingthequalityoftheproducts.Today,meettheneedsofplasticprecisiondirectextrusion,avarietyofmaturetechnologyhasbeentothemarket,thepolymermeltgearpumpisoneoftheimportantmeans.Thistechnologyhasbeenwidelyusedinchemicalfiber,film,profile,pipes,plates,wire,compositeextrusion,suchasgranulationproductionlines.Singlescrewplasticextruderusingasinglereducer,normalprofileisusedforasinglescrewbarrel,screw,highqualitycarbonsteel.Specialrequestismadeofhighstrengthandcorrosionresistanceofalloysteelaftermulti-stageheattreatmentandfinishmachining,dehydrationandexhaust,canmatchheatconductionoilenergysavingdevice,lowenergyconsumptionratio.Thedesignspecificationaccordingtothecalculationofspecificparametersandconditionanalysis,thusmadetheoverallcontrolscheme.Throughcomparingvariousschemes,designedextruderlowspeedshaftgeardesign.Keywords：Extruder；LowSpeedShaftGear；Barrel;Head目录HYPERLINK\l_Toc24674引言PAGEREF_Toc246741HYPERLINK\l_Toc27188一．设计初步方