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Hardware accessories knowledge | |
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| Procurement of metal stamping parts must know the expertise and terminology |
Whenweneedtopurchasemetalstampingparts,thesameexperienceinsalesnegotiations,professionalknowledgethanwithoutprofessionalknowledgetogettheoffertobelowerthisisintheaffirmative,thenintheprocurementofmetalstampingpartssuchasprecisionterminals,Whatexpertiseandterminologyshouldweknowabout?
Residualstress(yieldstrength,conditionalyieldstrength):Symbol:σr;unit:MPa(orN/mm2),referstothemetalmaterialafterunloadingpullcall,thestandardpartoftheresidualelongationreachesaspecifiedvalueStress;whenthespecifiedvalueis0.2%,itssymbolisσr0.2.
Strengthlimit:Symbol:σ;Unit:MPa(orN/mm2),referstothemaximumresistanceofmetalmaterialstotheroleofexternaldamage.
Intensityaccordingtothedifferentformsofexternalforceisdividedinto:
Compressivestrength:symbolσbc,referstotheexternalforceisthestrengthofthepressurelimit
Flexuralstrength:symbolσbb,referstotheexternalforceperpendiculartotheaxisofthematerial,andaftertheroleofbendingthematerialwasthestrengthlimit
Shearstrength:thesymbolσc,referstotheexternalforceperpendiculartotheaxisofthematerial,andshearstrengthofthemateriallimit
Tensilestrength:Symbol:σb,referstotheexternalforceisthetensilestrengthlimit
MPa(orN/mm2)referstotheabilityofametalmaterialtowithstandexternalforceswhenitstensileforceisappliedtoacertainextent,anditsdeformation(elongation)increasesabruptlywhenitisverylarge.Theyieldstrength(physicalyieldstrength):σs;.
Elasticlimit:referstothemetalmaterialbyexternalforce(tension)toacertainextent,iftheremovalofexternalforce,thedeformation(elongation)thatdisappearandrestorethestatusquo,elasticlimitreferstothemetalmaterialresistancetothislimittheabilityofexternalforces. |
| 2016-11-17 |
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| Precision metal processing is mainly good or bad to see which two aspects |
Precisionmetalprocessingismainlytoseewhichtwoaspectsofprecisionmetalprocessingdependsontheprocessingmachinetoolprocessingaccuracy,operationalskillsisonlyoneaspectofthemachineprecisionisnotenough,itwillaffectthequalityofprecisionmetal,
1,fromthehardwarespeaking,theprocessingofmechanicalpartsareavarietyofmechanicalequipment,suchascars,millingmachines,planers,grindingmachines,broachingmachineprocessingcenter,theinherentaccuracyofvariousequipmentarenotthesame,sotoachieveprecisionmachining,Dependsonhowaccurateyourpartscorrespondingtoselecttheappropriateprocessroutesandequipment;
2,speakingfromthesoftware,istheoperator'sskills,whichinvolvesavarietyofequipmentoperatorsoperatingskills,theseskillsincludeadeepunderstandingoftheequipment,understandingofmachining,processingofpartsunderstandingofthesematerialsSkillscanbenormalworkslowlyaccumulated,theoperator'sskillisthekeytopractice,thetheoryshouldunderstand. |
| 2016-11-17 |
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| What are the classification of hardware products and purchase skills |
Hardwareproductclassification,accordingtotheuseoffunctionalcategoriesaredividedintogeneralhardwareandspecialhardwarecategory.Thegeneralhardwareclassisdividedintothehingeslidetype,thedecorativehandletype,thedecorativelocktypeaccordingtotheinstallmentway;Thespecialhardwareclassdividesintothebathroomhardwareclassandthekitchenpendantclassaccordingtotheestablishmentway.Inthiscase,
Inthehardwareaccessoriesonthepurchase,shouldselectthesealingperformanceofagoodhinge,rails,locks,hinges;chooseagoodflexibilityofthelock,whenthekeycanbeinsertedseveraltimestoseeShunisnotsmooth,theswitchisscrewedupProvinceJin;selecttheappearanceofgoodperformancetypesofdecorativehardware.Inthiscase,
1,skirtingboard
Skirtingboardisoftenoverlooked,infact,thefirstproblemmaybethecabinet.Becauseitisclosesttotheground,ifthegroundisverywet,itislikelytoswellmoldy.Skirtingboardwithwoodenskirtingboardandmattemetalskirtingboardtwo.Woodenskirtingboardmanufacturersaregenerallyusedtomakethecabinetwhentheremainingcornersofthewaste,thelowerthecost.Buttheskirtingboardandthegroundisveryclosetothewoodmaterialiseasytoabsorbwater,andwatervaporwillrisealongtheskirtingboardendangertheentirecabinet.
2,raildrawer
Theguiderailisdividedintotworails,threerailstwo,thechoiceofexteriorpaintandelectroplatingbrightness,loadbearingwheelclearanceandstrengthdeterminesthedraweropeningandclosingoftheflexibleandnoise,shouldselectthewearandrotationofthebearingwheel.Inthiscase,
3,steelpumping
Knifeandforkplatesteelpumping,knifeandforkplatesizeaccurate,standardized,easytoclean,notafraidofpollution,willnotbedeformed,forthemaintenanceanduseofkitchencabinets,hasitsirreplaceablerole,longforGermany,theUnitedStates,JapanandotherdevelopedThecountry'skitchencabinetcompanywidelyused.Therefore,whenyouhavearoughobservationoftheappearanceofthecabinet,youshouldpulleachdrawertoseeifacombinationofsteelpumpingandknifeandfork,indicatingthehighcostoftheproduct,thecombinationofmorestandardizedcabinet,theotherhand,iftheuseofwoodDrawer,thecostislower.
4,handle
Handlethematerialzincalloy,copper,aluminum,stainlesssteel,plastic,wood,ceramicsandsoon.Inordertomatchwithavarietyofstylesoffurniture,handletheshape,coloristhousandsofdifferentthings,colorful.Afterelectroplatingandelectrostaticpainthandle,withwearandcorrosionresistance,thechoiceofroomdecorationinadditiontostyleandconsistent,butalsoshouldbeabletowithstandgreatertension,thegeneralhandleshouldbeabletowithstandmorethan6kgoftension.
5,thehinge
Hingekindofhardwaremaindoorhingedoor,drawerrails,doorhingethree.Doorhingematerialforthetwokindsofcopperandstainlesssteel.Singlehingeareastandard10cm×3cmand10cm×4cm,theaxisdiameterof1.1cmto1.3cmbetweenthehingewallthicknessof2.5mmto3mm,whenthehingeinordertoopeneasilywithoutnoise,shouldbeselectedThepageaxiscontainstheballbearingisbetter.
6,hingeddoors
Hingeisdividedintotwotypesofdetachableandnon-detachable,butalsotocoverthedoorclosedafterthelocationisdividedintolargebend,thebend,straightbendthree,themainbendinthemain.SelectthehingeInadditiontovisualobservation,feelsmoothhingesurface,thehingespringshouldbenotedthattheresetperformanceisbetter,youcanopenthehinge95degrees,bothsidesofthehingepressedhardtoobservethesupportspringisnotdeformed,notbroken,verystrongForthequalityofqualifiedproducts.
Theaboveistheclassificationofmetalproductsandpurchaseskills,onlytounderstandtheclassificationofhardwareproductscanbeselectedtotheappropriateproduct. |
| 2016-11-17 |
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| Teach you to use four elements of metal accessories |
Hardwareindustryisdevelopingveryfast,manycompaniesonlytoothermanufacturingenterprisestodothematching,accessories,manufacturingenterprisesonthestrongdependence,butalsoonthemarketdemandforthereactionisalsoveryslow.Knowledgeofthesquareinchofscience:Forexample,theobjectfortheprocessingofdoorsandwindowsmanufacturersofhardwareaccessories,howtomakeenterpriseswithsustainablecompetitiveness,mainlyfromthefollowingfourelements:
(1)intheselectionofhardwareaccessories,trytochoosequalityassuranceproducts,hardwareaccessoriesshouldbethequalitylevelwiththedoorsandwindowsofthequalitylevelconsistentwiththestructure,shapeandshapeshouldbeconsistentwiththeprofile,colorcoordinationandbeauty,functionCorrect,flexibleoperation,easyinstallation.
(2)hardwareaccessoriesinstallationshouldbecomplete,standardized,solid,accuratelocation.Afterinstallation,doorsandwindowsbeautifulappearance,openflexibleandconvenient,shallnothavedeformation,obstructionandcollision.
(3)hardwareaccessoriesexposedfastenersshouldbepreferredstainlesssteelproducts.
(4)openthedoorsandwindowsandlargeslidingdoorsandwindowsclosedshouldbemulti-lockpoints,orundertheeffectofnegativepressurewillgreatlyreducetheairtightness,takingintoaccounttheeaseofoperation,itisbesttousemulti-lockhandleoractuator. |
| 2016-11-17 |
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| Application of Small Precision Metal |
Precisionmetalstampingdie
Overviewofstampingdieindustry
Moldisusedinthemanufacturingindustry,theimpactofawiderangeofbasictechnologyandequipment,knownasthe"motherofindustry","CrownIndustry",isahigh-tech-intensiveindustries.
Stampingdies-Inthecoldstampingprocess,thematerial(metalornon-metallic)intoparts(orsemi-finishedproducts)ofaspecialprocessequipment,knownascoldstampingdies(commonlyknownasDie).Stamping-isapressureprocessingmethodthatusesamoldmountedonapresstoapplypressuretothematerialatroomtemperaturetoproduceaseparationorplasticdeformationtoobtainthedesiredpart.
Stampingdiestampingisessentialfortheproductionprocessequipment,isatechnology-intensiveproducts.Stampingpartsofthequality,productionefficiencyandproductioncosts,andmolddesignandmanufacturingaredirectlyrelated.Molddesignandmanufacturingtechnologylevel,isameasureofthelevelofacountry'smanufacturingproducts,oneoftheimportantindicators,toalargeextentdeterminestheproductquality,efficiencyandnewproductdevelopmentcapabilities.Atpresent,ithasbeenabletoproducemulti-stepprogressivediewithstepprecisionandformingaccuracyofabout2μm.
BriefIntroductionofHigh-speedContinuousStampingDieforSmallPrecisionMetal
Smallprecisionmetalmoldisahigh-endmoldindustrymold,withcomplexstructure,highprecisionmachiningparts,stampingspeedandlongservicelifecharacteristics.Smallmetalhigh-speedcontinuousstampingdieintheelectronicsindustryiswidelyused,butalsothedevelopmentandproductionofmobilephonesandothermobilecommunicationterminalsandotheremergingproducts,structuralpartsofthemostimportanttool.Inthemoldindustry,"EleventhFive-Year"plan,precisionstampingdies,especiallywiththeelectronicinformationindustryiscloselyrelatedtothesmallhigh-speedprecisionmetalstampingdieisclassifiedasthedevelopmentfocus.Toproducehighprecision,highstabilityofthestampingparts,mustimprovethelevelofstampingdietechnology.Withthedevelopmentofmicroelectronicstechnology,consumerterminalssuchasmobilephones,digitalproducts,theintegrationofmoreandmorehigh,butitssizeandweightinthemastersdecline,requiringitsinternalcomponentsbecomesmallerandsmaller,forexample,Anddigitalproductssupportingtheconnectoralsotowardtheultra-small,thindevelopment,connectorleadspacinghasbeenreducedto0.5mm,0.4mm,0.3mm,whichalsocontributedtothedevelopmentofprecisionmoldtechnology,
MarketStatusofHigh-speedContinuousStampingDiesforSmallPrecisionMetals
Multi-stationprogressivedieandfinedierepresentthedevelopmentdirectionofhigh-speedprecisionstampingdieforprecisionmetalparts.Therequirementsofprecisionandlifeexpectancyareveryhigh,mainlyfortheelectronicinformationindustry.Thesetwokindsofmold,thecountryhasaconsiderablefoundation,andhasintroducedforeigntechnologyandequipment,individualenterpriseproductshavereachedtheworldlevel,butmostenterprisesarestillawidegap,thetotalalsoinshortsupply.Atpresent,ithasbeenabletoproducemulti-stepprogressivediewithstepprecisionandformingprecisionofabout2μm.Foxconn,Tyco,longsurplusprecisioncompaniesinthedevelopmentofsmallprecisionmetalmoldsrankedthetopthreeintheworld,ofwhichlongsurplusprecisionasanexcellentrepresentativeoflocalenterprisesinthemolddevelopmentbyleapsandbounds,2009smallprecisionmetalhigh-speedcontinuousstampingdieDevelopmentofmorethan1,800sets,.
TheDevelopmentDirectionofSmall-sizedPrecisionMetalHigh-speedContinuousStampingDie
Moldtechnologyandmoldindustrydevelopmentfocusis:toimproveaccuracy,large-scaledevelopment,innovativestructuraldesign,leanmanagement.Toachievethisrequirementurgentdevelopmentofthefollowingitems:
(1)tovigorouslydevelopmolddesigntalentandprocessingtalent;
(2)tovigorouslyupgradethelevelofdomesticmoldprocessingequipment;
(3)toenhancethequalityofdomesticmoldmaterials;
(4)onthebasisofgooddomesticenterprisestosupportthemold,andgraduallyproduceanumberofleadinginternationalbrandsclosetothemoldbusiness.
TheApplicationofHigh-speedContinuousStampingDieinPrecisionElectronicComponents
Precisionelectroniccomponentsasanimportantpartoftheelectronicinformationindustry,widelyusedinmobilecommunicationterminalsanddigitalelectronicproducts.Mobilecommunicationterminalsanddigitalproductswithafastreplacement,productvariety,smallsizeandothercharacteristicsofproducts,precisioncomponentsalsorequirenewtypesofproducts,forms,developmentanddeliverycycleisshort,highprecision.Precisionmetalpartsaregenerallyassembledbyanumberofmetalparts,tohigh-volumeandrapidproductionofhigh-precisionmetalpartsmustusesmallprecisionmetalhigh-speedcontinuousstampingdietocomplete,becausethesmallhigh-speedprecisionmetalmoldhasthefollowingadvantages:①.Stampingspeed,highproductionefficiency,stampingtimesperminuteupto300timesmoresuitableforproductionoflargequantities,deliveryofurgentproducts.②.Highdegreeofautomation,apairofstampingdiecanbecombinedwithavarietyofstampingprocess,suchascutting,stretching,sprouting,moresuitablefortheproductionofmorecomplexstructureoftheproduct.③.Punchingproductswithhighprecision,becausethesmallprecisionmetalhigh-speedcontinuousmoldprocessingaccuracyofupto2um,punchingofmetalpartsaccuracyupto±0.02mm.Therefore,anenterprise'ssmallprecisionmetalhigh-speedcontinuousstampingdiedevelopmentlevelandamodulusoftheenterprisedeterminesthelevelofprecisionelectroniccomponentsmanufacturing,domesticenterpriseslongsurplusprecisionprecisionmetalbecauseofitshigh-speedcontinuoushigh-speedstampingdiedevelopmentlevel,In2004thefirsttodevelopmobilecommunicationterminalsanddigitalproductsprecisionconnectors;in2007thedevelopmentofmobilecommunicationterminalsanddigitalproductswithmicro-RFconnector,andthefirsttoachieveamobilecommunicationterminalsanddigitalproductsforthevarietyofconnectorseries. |
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