外文翻譯--我國塑料模具工業(yè)現(xiàn)狀及發(fā)展趨勢.doc_第1頁
外文翻譯--我國塑料模具工業(yè)現(xiàn)狀及發(fā)展趨勢.doc_第2頁
外文翻譯--我國塑料模具工業(yè)現(xiàn)狀及發(fā)展趨勢.doc_第3頁
外文翻譯--我國塑料模具工業(yè)現(xiàn)狀及發(fā)展趨勢.doc_第4頁
外文翻譯--我國塑料模具工業(yè)現(xiàn)狀及發(fā)展趨勢.doc_第5頁
已閱讀5頁,還剩5頁未讀 繼續(xù)免費閱讀

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請進行舉報或認領(lǐng)

文檔簡介

ChinasplasticmoldindustryanditsdevelopmenttrendFirst:chinasplasticmoldindustryChinasindustrialplasticmouldsfromthestarttonow,aftermorethanhalfacentury,therehasbeengreatdevelopment,moldlevelshavebeengreatlyenhanced.Mouldhasbeenatlargecanproduce48-inchbig-screencolorTVMoldedCaseinjectionmold,6.5kgcapacitywashingmachinefullofplasticmolds,aswellastheoverallcarbumpersanddashboards,andotherplasticmouldprecisionplasticmolds,thecameraiscapableofproducingplasticmould,multi-cavitymoldsmallmodulusgearandmoldingmold.-SuchasTianjinandYantaidaysElectricalCo.,LtdPolarisIKCo.manufacturedmulti-cavitymoldVCDandDVDgear,thegearproductionofsuchsizeprecisionplasticparts,coaxial,beatingrequirementshavereachedasimilarforeignthelevelofproduct,butalsotheapplicationofthelatestgeardesignsoftwaretocorrectcontractionasaresultofthemoldingprofileerrortothestandardinvoluterequirements.Productioncanonly0.08mmthicknessofatwo-cavitymoldandtheairCupdifficultyofplasticdoorsandwindowsoutofhighmodulus,andsoon.Modelcavityinjectionmoldingmanufacturingaccuracyof0.02to0.05mm,surfaceroughnessRa0.2m,moldquality,andsignificantlyincreaselifeexpectancy,non-hardeningsteelmouldlifeupto1030million,hardeningsteelformupto5010milliontimes,shortenthedeliverytimethanbefore,butstillhigherthanabroad.Thepresentconditionoftheplasticmouldlevelathomeandabroad:Thewhole,Chinaplasticmouldwhetherinquantity,orinquality,technologyandabilityhasmadeagreatprogress,butwiththeneedsofthedevelopmentofthenationaleconomy,theworldadvancedlevel,comparedtoagapstill.Somelarge,sophisticated,complex,thelonglifeofhigh-gradeplasticmouldstillneedtoimportalotofeveryyear.Inthetotalamountofdemandexceedingsupplyatthesametime,somecheapplasticmoldbutsupplyexceedsdemand,marketcompetitionisintense,andsometechnicalcontentistoohighmiddle-gradeplasticmouldalsohasthetrendofsupplyexceedsdemandJoiningtheWTO,plasticmoldanddieindustrytobringhugechallenge,atthesametimebringmoreopportunities.BecauseofChinascheapplasticmoldtoproducts,productpriceobviousadvantages,someevenonly1/5ofthepricetheforeignproductonethirdto,tojointheWTO,foreignsimilarproductstodomesticlittleimpact,andcheapChineseexportsofmouldisincrease;Inthehighprecisionmould,beforejoiningtheWTOwasmainlyrelyonimports,joinWTO,notonlyfortheexquisiteproductsimporthasbroughtmoreconvenient,butalsoleadtomoreforeigninvestmenttoChinafactory,bringforeignadvancedmouldtechnologyandmanagementexperience,tocultivateChineseprofessionalmouldtalentstotherole.Inrecentyears,Chineseplasticmouldmanufacturingconditionshaveimprovedgreatly.Largeplasticmouldhasproducedsinglesetofweightcanupto50tonsofinjectionmold,precisionplasticmouldhasreachedtheaccuracyof2m,precisionpartshighsmallmodulegearmouldandreachtherequirementsofthehighlightslearnlampmouldetchasalsocanproduce,plasticmoldcavityhasbeenabletoproduceamodeofplasticmoldcavity7800,high-speedmoldproductionspeedcanhaveupto6m/minabovethehigh-speedplasticdifferentprofileextrusiondieandthedualchamberco-extrusionprofiles,double-colorcoextrusion,softhardco-extrusion,werecrowded,againofextrusionandlowfoamingrawsteel-plasticco-extrusion,etc.Variouskindsofmold.Intheproductionmeans,mouldenterpriseequipmenttonumericalcontrolratehasincreasedgreatly,CAD/CAE/CAMtechnologyhasgreatlyexpandedtheapplications,highspeedprocessingandRP/RTadoptionofadvancedtechnologiessuchashasbeenmoreandmore,standardmouldusingcoverageanddiecommercializationrateisgreatlyimproved,theshareofmouldofhotflowpathareimprovedgreatly.Inaddition,foreigninvestedenterprisevigorousdevelopmentoffurtherpromotedtheplasticmoulddesignandmanufacturelevelandimprovethemanagementlevelofenterprises,someenterprisealreadyinformatizationmanagementanddigitalnoPICmanufacturing.Asmoulddesignandprocessingenterprisestoraisethelevelof,mouldmanufacturingisfromthepastreliesmainlyonthetransformationoftheskillsoffittermainlyrelyontechnology.Thisisnotonlythemeansofproductionchange,andchangethewayofproductionandtheriseoftheconcept.Thisisatrendthatthestandardizationofmouldcontinuousimprovement,theprecisionofmoreandmorehigh,productioncycleismoreandmoreshort,fitterproportionmoreandmorelow,andfinallypromotetheoveralllevelofthedieandmouldindustryisrising.Chinamoldanddieindustryatpresentmorethan10nationalhighandnewtechnologyenterprise,about200hightechnologyandnewtechnologyenterprise.Andadapttothetrend,themainproductionmoldbackbonestrengthfromskilltalentedpersongraduallyintotechnologytalentsisaninevitablerequirement.Ofcourse,nowandforquitealongtime,andhighlytalentedpersonstillveryimportant,becauseafterall,hardtogetridofmouldtoskilldependon.ExistingmainproblemsChinaplasticmouldindustryandforeignstandards,mainlyexistinthefollowingquestions.(1)theunbalanceddevelopment,productoveralllevelislow.Althoughtheindividualenterpriseproductshasreachedorcomeclosetotheadvancedinternationallevel,butoverall,theaccuracy,theroughnessofthecavitysurface,productioncycle,lifeindexandinternationaladvancedlevelthereisabiggapbetweencompared.Includingproductionmodeandtheoveralllevelofenterprisemanagement,withforeignindustrialdevelopedcountriestherearecomparedformorethan10yearsthegap.(2)processequipmentbackward,organizationandcoordinationabilityispoor.Thoughsomeofthetechnologicaltransformationoftheenterpriseafterinrecentyears,hasbeenmoreadvancedtechnologyandequipmentlevel,someoftheforeigninvestedenterpriselevelofequipmentisnotbehindabroad,butmostoftheenterpriseprocessequipmentisstilllagbehind.Moreimportantly,theenterpriseorganizationcoordinatedabilityispoor,difficulttointegrateortransferofsocialresourcesuse,thusitwillbedifficulttoundertakelargerprojects.(3)mostenterprisedevelopmentabilityisweak,theinnovationabilityisnotenough.Ontheonehand,lowleveloftechnicalpersonnelproportionisnotquitehigh,ontheotherhandisthescientificdevelopmentlessinput;Moreimportantconceptsbackward,insufficientattentiontoinnovationanddevelopment.Mouldenterprisenotonlytopayattentiontothedevelopmentofthemould,alsowanttopayattentiontotheinnovationoftheproduct.(4)short-termrelieftothecontradictionbetweensupplyanddemand.Inrecentyears,domesticplasticsmoulddomesticmarketmeetratehasbeenlessthan74%,includingalarge,precision,longlifemoldmeetmoreratelow,lessthan60%estimate.Meanwhile,industrialdevelopedcountriesareacceleratingthemouldtransferringtoChina,internationalpurchasingmoreandmore,theinternationalmarkethasagoodprospect.Themarketdemand,productionisdifficulttokeepupwithdevelopmentatthattime,inshortsupplysituationwillcontinueforaperiodoftime.Therearemanyreasonswhichcreatestheabovedisparity,themoldlong-termhasnotobtainedthevaluebesidesthehistoryinastheproductwhichshouldhave,aswellasthemoststate-ownedenterprisesmechanismcannotadaptthemarketeconomy,butalsohasthefollowingseveralreasons:.(1)CountrytomoldindustrypolicysupportdynamicsalsoinsufficientlyAlthoughthecountryalreadywasclearabouthaspromulgatedthemoldprofessionindustrialpolicy,butnecessarypolicyfew,carriedoutdynamicstobeweak.Atpresentenjoyedthemoldproductincrementdutyenterprisenation185,themajorityenterprisestillthetaxburdenisonlyoverweight.Themoldenterprisecarriesonthetechnologicaltransformationsintroductionequipmenttohavetopaytheconsiderableamountthetaxmoney,affectsthetechnologyadvancement,moreoverprivatelyoperatedenterpriseloanextremelydifficult.(2)Talentedpersonseriousinsufficient,thescientificresearchdevelopmentandthetechnicalattackinvestmenttoourineMoldprofessionisthetechnology,thefund,theworkcrowdedindustry,alongwiththetimeprogressandthetechnicaldevelopment,graspsthetalentedpersonwhichandskilledutilizesthenewtechnologyexceptionallyshort,thehigh-qualitymoldfitterandtheenterprisemanagementtalentextremelyisalsoanxious.Becausethemoldenterprisebenefitunsatisfactoryandtakesinsufficientlythescientificresearchdevelopmentandthetechnicalattack,thescientificresearchunitandtheuniversities,collegesandinstituteseyestaresatiscreatingincome,causesthemoldprofessioninveststoofewinthescientificresearchdevelopmentandthetechnicalattackaspect,causesthemoldtechnologicaldevelopmentstepnottobebig,progressesnotquick.(3)Thecraftequipmentleveltobelow,alsonecessaryisnotgood,theusefactorlowrecentyearsourcountryenginebedprofessionprogressedquickly,hasbeenabletoprovidethequitecompleteprecisionworkequipment,butcomparedwiththeoverseasequipment,stillhadabiggerdisparity.Althoughthedomesticmanyenterpriseshaveintroducedmanyoverseasadvancedequipment,buttheoverallequipmentlevellowareverymorethantheoverseasmanyenterprises.Asaresultofaspecttheandsoonsystemandfundreason,introducestheequipmentnotnecessary,theequipmentandtheappendixnotnecessaryphenomenonareextremelycommon,theequipmentutilizationratelowquestioncannotobtainthecomparativelyproperlysolutionforalongtime.(4)Specialization,standardization,commercializeddegreelow,thecooperationabilityBecausereceiveslargeandcompletesmallandentiretheinfluencesincelongago,moldspecializationlevellow,thespecializedlabordivisionisnotcareful,thecommercializeddegreeislow.Atpresentdomesticeveryyearproducesmold,commoditymoldminister40%About,otherforfromproduceusesforoneself.Betweenthemoldenterprisecooperatesimpeded,completesthecomparativelylarge-scalemoldcompletetaskwithdifficulty.Moldstandardizationlevellow,moldstandardletterusecaverareislowalsotothemoldquality,thecosthasamoretremendousinfluence,speciallyhasverytremendousinfluence.(5)Tothemoldmanufacturecycle)themoldmaterialandthemoldcorrelationtechnologyfallsThemoldmaterialperformance,thequalityandthevarietyquestionoftencanaffectthemoldquality,thelifeandthecost,thedomesticallyproducedmoldingtoolsteelandoverseasimportsthesteelproductstocomparehasabiggerdisparity.Plastic,plate,equipmentenergybalance,alsodirectinfluencemoldlevelenhancement.Process,themulti-materialplasticmoldingdie,efficientmulticolorinjectionmould,insertsexchangestructureandcorepullingStrippingtheinnovativedesignhasalsomadegreatprogress.Gas-assistedinjectionmolding,theuseofmorematuretechnologies,suchasQingdaoHisenseCo.,Ltd.,Tianjinfactorycommunicationsandbroadcastingcompanies,suchasmoldmanufacturerssucceededin2934-inchTVthick-walledshell,aswellassomepartsontheuseofgas-assistedmouldtechnologySomemanufacturersalsousetheC-MOLDgas-assistedsoftwareandachievedbetterresults.Prescott,suchasShanghai,suchasthenewcompanywillprovideuserswithgas-assistedmoldingequipmentandtechnology.Beganpromotinghotrunnermold,andsomeplantsuserateofmorethan20percent,thegeneralheat-thermalhotrunner,ordevice,asmallnumberofunitswiththeworldsadvancedlevelofrigoroushotrunner-needledevice,asmallnumberofunitswithWorldadvancedlevelofrigorousneedle-hotrunnermould.However,theuseofhotrunneroverallrateoflessthan10%,withoverseascomparedto5080%,thegaplarger.Inthemanufacturingtechnology,CAD/CAM/CAEtechnologyonthelevelofapplicationofanewleveltotheenterprisefortheproductionofhouseholdappliancesrepresentativeshaveintroducedaconsiderablenumberofCAD/CAMsystems,suchastheUnitedStatesEDSUG,theUnitedStatesParametricTechnologyPro/Engineer,theUnitedStatesCVCADS5company,theBritishcompanyDOCT5Deltacam,HZSsCRADEJapan,thecompanysCimatronIsrael,theUnitedStatesAC-C-TechMoldCompanyandAustraliasMPAMoldflowMoldanalysissoftware,andsoon.Thesesystemsandtheintroductionofthesoftware,althoughalotofmoneyspent,butinourcountrydieindustry,andachievingaCAD/CAMintegration,andtosuppo

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會有圖紙預覽,若沒有圖紙預覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負責。
  • 6. 下載文件中如有侵權(quán)或不適當內(nèi)容,請與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準確性、安全性和完整性, 同時也不承擔用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。

評論

0/150

提交評論