




已阅读5页,还剩10页未读, 继续免费阅读
版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
参阅外文资料节选MouldtechnicaldevelopmentoftheplasticproductsInrecentyears,withtherapiddevelopmentoftheeconomyofourcountry,plasticshapingprocessingequipmentandshapingareveryfastinmoulddevelopment,high-efficient,automationislarge-scale,miniature,accurate,theproportionthatthemouldofthehighlife-spanaccountsforinthewholemouldtradeislargerandlarger.Thelarge-scale,complicated,accurate,high-efficientandmacrobioticlifemouldofourcountryhasattainedanewheightagain,manykindmouldcansubstitutetheimportmouldalready,mouldCAD/CAMtechnologypopularizeandapplyandmakethegoodresultcomparativelyfastafterreceiving,takeshapemanufacturingtechnologyandequipmenthavetremendousdevelopmentandbegintoenterthepracticalstageofpopularizingfast,themanufacturingtechnologyofnewgenerationofmillingatahighspeedetc.hasalreadybeenpaidattentiontoandbegunapplicationbypeople.Usetheangletocometosayfromthemould,itishigh-efficienttorequire,automize,easyandsimpletohandle;Makingtheanglefromthemould,requirethestructuretoberational,itiseasytomake,lowcost.Inmodernplasticproductsproduction,rationalprocessingtechnology,high-efficientequipment,theadvancedmouldisthreeessentialimportantfactors.Themouldiscomparedwithotherengineeringgoods,animportantcharacteristicisthenetoutputlargeproportionwithhightechnicalcontent.Withthefastdevelopmentofthechemicalindustry,lightindustryindustry,industryhasbeendevelopingthemouldofourcountryatahighspeedwithabout13%-15%ofgrowthrateofeveryyear,andtherequisitionformouldofeveryprofessionandtradeishigherandhigher.Inthefaceofthechangeofthemarket,themouldwithhigh-techcontentisshowingupprominentlyonthemarket.Withtheindustrialdevelopment,thevariety,quantityoftheindustrialproductsaregettingmoreandmore;Therequisitionforproductqualityandappearanceisbecomingmoreexquisiteevenmore,angryinChina.So,combineChinasconcreteconditions,learntheexperienceproducedinforeignindustrialconstructionofmouldandmould,propagate,pursuethemouldproductionwithrationalizedscience,couldadvancetheprogressofthetechnologyofthemould.Themouldindustryallthetimeofourcountryhasbeenlimitedbythepriceinthematerialisselectedforuse,materialsofthedomesticmouldadopt2Cr13and3Cr13todotheaccurateheattreatmentmore.Adoptspecial-purposemouldmaterialDINI,2316abroad,isobviouslysuperiortothedomesticmaterialoncomprehensiveperformance,suchaswear-resisting,corrosion-resistantperformanceandluminanceofleavingbehind,etc.Thishasinfluencedappearancequalityandservicelifeofthedomesticmouldfundamentally.Ontheproductiontechnology,manyproducersdonotformacompletesetalotofworktorelyonfinishingbyhandbecauseoftheequipment,haveinfluencedtheprecisionandqualityseriously.Themoulddesignsystemsofdomesticenterprisesareatprimarystagethatintroduces,digestingandabsorbing,havenotformedtheripetheoreticaldirectionanddesignsystemyet.Lackthemouldanddebugthecondition.Becausedomesticmouldenterprisesreceivedeliverydateshort,trythemouldplaceandlimitationoftheequipment,usuallyputthequalityinspectionworkinusersplaceandtrythemould,anddifficulttodebugoutthebeststate,causealargenumberoflossandwastetouser.Anddevelopbetterenterprisesalittlemoreabroadandallhaveonesowntryingthemouldplaceandequipment,triesthemould,socanreachverygoodresultintheshortesttimelimitinconditionofworkthatcanimitateusers.Bythelookofoverallsituation,itisstillinsufficientthatindustryputsthemouldinto,thetotalamountofthemouldisinshortsupply,large-scale,accuratecomplicated,long-livedlifemouldabilityinsufficientsituationinashorttimestilldifficulttohaveheavychangeobviously.Makeageneralsurveyofthedevelopmentinrecentyearsofmouldtrade,thedevelopmentoftheplasticmouldstructure,andtheimprovementofmanufacturingengineering,havethefollowingseveralpointstosumup:Mouldstandardizationismodernmolddesignandfoundationmade.Itistorealizetherationalizedproductionessentialconditionofthemouldtopursuemouldstandardization.Attachgreatimportancetothestandardizedworkofthemouldabroad,becausecannotmerelyimprovethequalityofthemould,lowercoststoadoptthestandardcomponenteffectively,andcanshortenmouldproductioncyclegreatly.U.S.A.,Germanyhavealreadytocarryonthestandardizedworkofthemouldhadahistoryof100years.Ourdegreethatbecausethemouldhasbeenstandardizedallthetimehasnothigh,itisnotneattoleadtothefactandproducethevarietyofstandardcomponent,specificationsupplied,oflowquality,cantmeettheinterchangeabilityrequest.Now,thereisverygreatimprovementinstandardizinginourcountry,asmanyvarietiesofindustrialproducts,shortrun,developmenttrendofindividualized,shortcyclebecomeobviousdaybyday,theworkingmeaningofmouldstandardizationisgreater.Accordingtotheintroduction,themouldstandardcomponentofourcountryusestheratetoincreasetosomeextentatpresent,estimatebetween40%-45%tentatively,havingverygreatdisparitywith70%-80%oftheratesintheworld,thestandardcomponentofthemouldusesthecoverageratedifferencetoberelativelyobviousbetweendifferentareasofourcountry,differententerprises,thethreekindsofforeign-investedenterprisesarehigherthanotherenterprises,southernenterprisesarehigherthantheNorth,especiallyGuangdongProvincewhichthethreekindsofforeign-investedenterprisesconcentrate,itsmouldofmouldstandardcomponentsofenterprisesusethecoverageratetobehigherthanotherareasfar.Ourcountrycertainlywilltakethecorrespondingmeasureinthefuture,willproducethecharacteristictothemould,organizetradestrength,standardizeproductiontothemouldmanufacturingenterpriseswiftlyandingoodtime,inordertopursuethemouldandstandardizetheworkinanall-roundway.Thedevelopmentplanof15mouldtradeinourcountryisproposed,thestandardcomponentofthemouldshouldexpandthevariety,improvetheprecision,amongthemthemainvarietyshouldrealizetheeconomiclarge-scaleproduction.Thestandardcomponentofthemouldwillusethecoverageratetobeupto60%in2005,bemorethan70%in2010.So,quickenthedevelopmentofstandardcomponentofthemouldandstrengthenthetechnologicalcontentofthemouldproducts,developamouldofthermalcurrentandCAD/CAE/CAMtechnologyinamorecost-effectivemanner,haveimportantmeaningsinpromotingtheleveloftheplasticmouldtradeofourcountry,expansiondomesticandinternationalmarkets.Itisincloserelationsbecausebetweenthemouldandmanufacture,wecansay,itisthecontinuitydesignedtomake.Anditisslowertoadopttheartificialdesignmethod,itisimpossibletorealizethatmoulddesignandmanufactureintegrate,cantmeettherequirementofoptimizationdesigneither.Practicehasproved,themouldCAD/CAMtechnologyisacontemporarymostrationalmodeofproductionofmould.TheachievementofthemouldCAD/CAE/CAMrespectisexpandedfurther,themouldproducesmostallalreadyapplicationofleadingenterprise,hasmadethegoodeffect.Themouldcanrealizethehighlystandardized,universalizationandsystematizedtootoproduce,helptoadopttheadvanceddesignandmanufacturingtechnology,makethemoulddothemoreprecise,meanwhile,helptoshortenproductioncycle,reducetheproducingcost.Themouldmakesthecontinuitythatismolddesign,istoverifythecourseofdesigningexactness.Thestandardizationmadeofthemouldhelpstomaketheproductionprocessofthemouldtendtowardsthescientificprocess,rationalized.Inmouldenterprises,itisassuranceandconditionofrealizingrationalizedproductiontocontrolandmanagethecomputertotheproductionprocessofthemould.Frommolddesign,isitprepare,processandassemble,tryonthewholecourseofmouldallthetimeatcontrolwithmanagementtoproduce,so,advancetheproductionprocessofthemouldtocontrolandmanagetohelptoimprovethemouldandmaketheprecisionandquality,reduceproductioncycleandproducingcost.Mouldoftoday,theprecisionwillbehigheratpresentandhigheratpresent,accuratemouldshavealreadygenerallyreachedtheprecisionof2-3m.10yearsago.Theprecisionoftheaccuratemouldisgenerally5um,havealreadyreached2-3umnow,thoughitisdomesticandstilldifficulttorealizeshortlytoproduceonegradeofmouldsofnanometer,itisaninexorabletrendtoreachthemouldof1mprecision.Machiningaccuracypublicerrandultrafinishmachiningunder1mmustdeveloptoo.Withlikeparttocomplicate,willbemoreandmorecomplicatedthereupontoointhemouldtype.Complicatedtypemadeupofmanykindsofcurvedsurfaceandcannelurehasimprovedthedegreeofdifficultyofprocessing.Whethertransformmanykindsofprocessesandmanykindsofmaterialsintothepartinasetofmouldsorcanboostproductivitytoassembleintoamulti-functionalcomplexmouldofthepackageeffectively,willdevelopinalotoffields.Nodoubtthereisverygreatrelationwithmolddesigninthis,butprocessedtheequipmentandputforwardhigherrequesttothemouldatthesametime,namelyprocessconsistencyandhigh-accuracydemand.Withprocesstheconstantpopularizationofthemodeanddeepenwiththenewandhightechnologyandadvancedandapplicabletraditionalmouldoftechnologicaltransformation,processandalreadybecomethemouldandprocessthedevelopingdirectionindigitization.Adoptthemouldofdigitizedtechnologytoprocesstheequipmentandbecomefirst-selectionthatmouldenterprisesimproveditsequipmentnaturally.Atthesametime,multi-functionalcanimprovethemouldandprocessefficiencytoprocesseffectivelytocompound,sohavemuchdevelopmentprospects.Forexample,therearemultipleinnovationinthehigh-performancenumericalcontrolsystemoftheItypeofCentralChinaofkeyitem(HNC-I)totacklekeyproblemsinnumericalcontrolofWuhanCentralChinasystematicCo.,Ltd.ofnumericalcontrol,reachtheinternationalmostadvancedlevel.TheachievementSDIfiveaxlecurvedsurfaceisitmendcontroltheorypraisedasexpertworldinitiatetoinsert.HNC-IPdigitizationspinshapeprocessnumericalcontrolsystemintegrated,integratedcontrolsystem,systemofnumericalcontrolandsystemofprofilemodelling,butusewithvariouskindsofmachiningcenters,numericalcontrolmillingmachinesandprofilemodellingmillingmachines,etc.together,canalsomea
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 【成都】2025年四川成都市广播电视台考核招聘工作人员4人笔试历年典型考题及考点剖析附带答案详解
- 2025年试验检测师之交通工程综合检测试卷B卷含答案
- 2025年中级注册安全工程师之安全生产技术基础能力提升试卷B卷附答案
- 心理学基础(第2版) 课件 第13章 社会心理
- 存储教学课件怎么做
- 2025年劳务员之劳务员基础知识考试题库含答案(b卷)
- 口腔知识课件培训
- 数字艺术市场:2025年交易平台创新与艺术品市场创新生态构建策略报告
- 新能源汽车产业链韧性分析及风险防范2025年专项报告
- 临时用工销售管理办法
- 山西烟草专卖局笔试试题2025含答案
- 养生馆礼仪培训
- 内科四大穿刺诊疗规范
- 2025年安全生产法知识竞赛试题(附答案)
- 医源性早发性卵巢功能不全临床治疗与管理指南
- 商务客服礼仪培训
- 2025年汽车维修工职业资格考试试卷及答案
- 基于学科核心素养的初中化学单元整体教学设计课题研究的阶段小结基于学科核心素养的初中化学单元整体教学设计研究
- JJF 1986-2022差压式气密检漏仪校准规范
- 2023年冬雨季及夜间施工措施
- 康乐保造口产品课件
评论
0/150
提交评论