模具專業(yè)英語術(shù)語

模具專業(yè)英語術(shù)語

1.Introduction

Inthefieldofmoldmanufacturinganddesign,itisessentialtohaveagoodunderstandingoftherelevantterminologyinordertocommunicateeffectivelywithcolleaguesandclients.ThisdocumentmstoprovideacomprehensivelistofkeyEnglishtermscommonlyusedinthemoldindustry.

2.MoldTypes

2.1InjectionMold

Aninjectionmoldisatypeofmoldusedtoproduceplasticpartsinlargequantities.Itismadeupoftwohalves,thecavityandthecore,whichareheldtogetherduringtheinjectionprocess.Themoltenplasticisinjectedintothemoldcavity,whereitcoolsandsolidifiestoformthedesiredpart.

2.2BlowMold

Ablowmoldisusedtocreatehollowobjects,suchasbottlesandcontners,fromplastic.Themoldhastwohalves,whicharebroughttogetherandclamped.Atubeornozzleisinsertedintothemold,andpressurizedrisblownintothemoltenplastic,causingittotaketheshapeofthemold.

2.3CompressionMold

Compressionmoldsareusedtocreatepartsoutofmaterialssuchasrubber,thermosettingplastics,andcomposites.Themoldismadeupoftwohalves,whicharebroughttogetherandclamped.Thematerialisplacedinthemoldcavity,andheatandpressureareappliedtoshapeandcurethematerial.

3.MoldComponents

3.1Cavity

Thecavityisthepartofthemoldthatformstheexternalsurfaceofthemoldedpart.Itisoftenthemorecomplexhalfofthemold,asitincludesfeaturessuchasholes,recesses,anddetls.

3.2Core

Thecoreisthepartofthemoldthatformstheinternalsurfaceofthemoldedpart.Itistypicallysimplerinshapecomparedtothecavityandisusedtocreatehollowareasandspaceswithinthepart.

3.3MoldBase

Themoldbaseisthemnstructureofthemold,whichholdsalltheothercomponentstogether.Itprovidessupportandstabilitytothemoldduringthemoldingprocess.

3.4Sprue

Thesprueisthechannelthroughwhichthemoltenplasticisinjectedintothemold.Itisconnectedtotheinjectionmachineandallowstheplastictoflowintothemoldcavity.

3.5Runner

Therunneristhechannelthatconnectsthespruetotheindividualcavitiesinamulti-cavitymold.Itdistributesthemoltenplasticevenlytoeachcavity.

3.6Gate

Thegateistheopeningthroughwhichthemoltenplasticentersthemoldcavity.Itissmallerthantherunnerandhelpscontroltheflowofplasticintothecavity.

3.7EjectorPin

Ejectorpinsareusedtopushthemoldedpartoutofthemoldafterithassolidified.Theyarelocatedinthemoldcoreandapplyforcetoreleasethepartfromthecavity.

4.MoldDesign

4.1DraftAngle

Thedraftangleisthedegreeoftaperappliedtotheverticalwallsofamold.Itallowsforeasyremovalofthepartfromthemoldwithoutcausingdamageordistortion.

4.2CoolingChannel

Coolingchannelsareincorporatedintothemolddesigntoassistinthesolidificationofthemoltenplastic.Theyhelpregulatethetemperatureofthemoldandimprovecycletimes.

4.3Vent

Ventsaresmallchannelsoropeningsinthemoldthatallowrtoescapeduringtheinjectionprocess.Theypreventrtrapsandensuresmoothfillingofthemoldcavity.

4.4Undercut

Anundercutisafeatureonthepartthatpreventsitfrombeingejectedstrghtoutofthemold.Itrequiresadditionalmechanisms,suchasslidesorlifters,toreleasethepart.

4.5PartingLine

Thepartinglineistheseamormarkleftonthemoldedpartwherethetwohalvesofthemoldmeet.Itistheresultofthemoldopeningandclosingduringthemoldingprocess.

4.6Shrinkage

Shrinkagereferstothereductioninsizeofthemoldedpartasitcoolsandsolidifies.Itisanimportantfactortoconsiderinmolddesign,asitaffectsthedimensionsandtolerancesofthefinalpart.

5.Conclusion

ThisdocumenthasprovidedacomprehensivelistofkeyEnglishtermsusedinthemoldmanufacturinganddesignindustry.Understandingthesetermsisess