MAINTOPICS,　ABSTRACTS　&　KEYWORDS

aregiven.

Keywords:reconfiguration　　forcefitinsertionas-sembly　　robotizedmachinetools

Robot:Yesterday,TodayandTomorrow　　WANGQuanfu(IntelligentRobotOfficeTheNationalHigh-TechnologyR&DProgram)　LIUJinchang　p173-176

Abstract:Thispapergivesaoutlookofthedevelop-mentandapplicationofrobottechnology,andalsode-scribesthecurrentsituationandpossibledevelopmentofrobottechnologyinChina.

Keyword:robot　　industrialrobot　　special-pur-poserobot　　keytechnology

DevelopmentofUltra-precisionManufacturingandIts

KeyTechnologies　　LIShengyi(NationalUniversityofDefenceTechnology,Changsha,China)　ZHUJianzhong　p177-179,226

Abstract:Ultra-precisionmanufacturingisasanim-portantbranchofmodernmanufacturingtechnology,asbeingtheessentialbasicforcompactdesignandincreas-ingfunctionsoflargesystem.Forseveraldecades,montechnologies,accordingtocharacteris-ticsofvarioussubsystemsofultra-precisionmachinetoolsaswellasitsrecentdevelopmentareintroduced.Finally,approachesandmethodsforincreasingaccuracyofultra-precisionmanufacturingarediscussedindetail.Keywords:ultra-precisionmanufacturing　　com-montechnology　　errorcompensation

NewConceptofPlasticFormingTechnology　　HAJin-tao(ResearchInstituteofMechanicalSeienceandTech-nology,Beijing,China)　p180-182,230

Abstract:Forgingswereusuallymanufacturedbyasoleofprocess.Thismeansthataslongasincreaseinsizeandprecision,largertonnageofformingequipment,veryexpensiveandhighprecisiondieswouldberequired.Forworkingunderextremelyhighofcontactingstress,longservicelifeofdieswouldbeshortened.Therefore,themanufacturingcostwasbynomeanslow.Tosolvetheabove-mentionedproblems,someofengineeringpracticeshavebeentakenasexamplesinthispaper,whichwillex-plainthenewconceptofplasticformingtechnologyofmakingingeniouslyuseofthemechanicalcharacteristicsofdifferentkindsofplasticformingprocesses,combiningseveralkindsofprocessestogetherproperlyandseparat-ingtheprocedureofstrongmetalflowfromthatofob-taininghighprecicion.

Keywords:plasticforming　　superplasticformingFrontierofPreciseShapingTechnologyDevelopment　　LIMinxian(ResearchInstituteofMechanicalSeienceandTechnology,Beijing,China)　MINNaiyan　ANGuihua　CHENShixing　p183-186

Abstract:Thepreciseshapingtechnologyisaveryimportantpartofadvancedmanufacturingtechnology,anditisoneofthekeytechnologiesinfluencingthecom-petitivenessofacountry'sindustry,soitsdevelopmentisdrawnattentionathomeandabroad.Bymeansofanalysingthemeaningsandactions,anddepictingthede-velopmentactualityandtrend,thispaperputsforwardChina′sadvancedtechnology-thepreciseshapingtechnol-ogyasanimportantdevelopmentpointinthe21-stcentu-ry.

Keywords:preciseshaping　　formingaccuracy　

　cleanproduction　　thefrontierofdevelopmentDevelopmentandKeyTechnologyofGrinding　　ZHOUZhixiong(HunanUniversity,Hunan,China)　DENGZhaohui　CHENGenyu　MIHaiqing　p186-189

Abstract:Thecurrentstateofresearchforgrindingisdescribed.Developingtendencyanditskeytechnologyforgrindingareproposed:includingresearchstateforgrindingmechanismandtechnology;manufacturingtech-nologyforspindleunitandforinfeedunitofhighspeedandprecision;manufacturingandnewtechnologyofgrindingwheel;manufacturingtechnologysupportingandauxiliaryunitformachinetool;onlinedressingtech-nologyforgrindingwheel;grindingtechnologyrelatedtofriendlycircumstance;detecting,control,simulationandvirtualtechnologyforgrindingprocesses.

Keyword:grinding　　keytechnology　　highspeedandhighefficiency

TechnicalStatusandProgressinHighSpeedCutting　　WANGXibin(BeijingInstituteofTechnology,Beijing,China)　XIELijing　p190-194

Abstract:HSC(HighSpeedCutting)isconsideredasafundamentaltechnologyinadvancedmanufacturing.Therelatedconcept,contentsandimportancetoproduc-tionareintroduced,andthemaintechnicalsysteminher-entinHSCisanalyzed.ThepresentstatusandtendencyofHSCtechnologyarediscussed,then,thekeypro-gramsofHSCdevelopmentinChinaaresuggested.

Keywords:metalcutting　　HSC　　cuttingtool　　machinetool

ProspectsofRapidPrototypingTechnology　　HUANGShuhuai(HuazhongUniversityofScience&Technology,Wuhan,China)　XIAOYuejia　MOJianhua　MALi　WANGCongjun　HANMing　LIXiangsheng　p195-200

Abstract:ThispaperreviewstherecentprogressesofRapidPrototyping&Manufacturing,especiallythenewachievementsinRapidPrototyping(RP)system,materi-al,andRapidTooling.ThentheProspectofRPtechnol-ogyisgiven.

Keyword:rapidprototyping　　equipment　　ma-terial　　rapidtooling　　prospect

KeyTechniquesandSomeTentativeResearchofWeldingProcessSimulation　　LUAnli(TsinghuaUniversity,Beijing,China)　SHIQingyu　ZHAOHaiyan　WUAip-ing　CAIZhipeng　WANGPeng　p201-205

Abstract:Thelatestdevelopmentofweldingprocesssimulationisanalyzedinthepaper.Itispointedoutthatincreasingtheefficiencyandprecisionofsimulationisthekeypointinmodelingofweldingprocess.Atthesametime,somebasicresearchesareexploredbasedonthefrontierofcomputerandsimulationtechniquesinthepa-per.Theseresearchesincludetheexplorationandappli-cationofadaptivemesh,analysisofparallelspeed-upra-tioofcomputingwithdifferentsolvers,effectsofmaterial'spropertiesathightemperatureoncalculatingtimeandcalculatingprecision.Theadaptivemeshtech-niqueandparallelcomputingtechniquehavegreatpoten-tialandwideapplicationamongtheaboveresearches.Somenewviewpointsarealsodiscussedbesidesthede-velopmentofresearchesalreadyexplored.Theabovementionedaspectsincludeexploringnewelementarytechnique,possibleschemeforsimplifyingthestructure,achievementofdynamicareadecomposingmethod,estab-