2020/08/14

About maintenance of bucket teeth of heavy machinery

Duringtheuseoftheexcavator,theunsmoothuseandtheusecyclearedirectlyrelatedtoyourworkefficiency,andthebucketteethareparticularlyimportantastheforwardsthatdirectlycontacttheterrain.Sowhydoestheproblemofseriouswearofthebucketteethoccur?Howtosolveit?　Eachworkingsurfaceofthebuckettoothisincontactwiththeexcavatedobjectduringexcavation.Theforceisdifferentindifferentworkingstagesoftheexcavationprocess.Whenthebuckettoothrepeatedlycontactshardobjectsandcuts,theworkingsurfaceofthebuckettoothisdifferent.Adegreeofsurfacewear,whichinturnproducesdeepfurrows,causesthebucketteethtobescrapped.Therefore,thequalityofthewear-resistantlayeronthesurfaceofthebuckettoothanditsqualitydirectlyaffecttheservicelifeofthebuckettooth.　Recommendationsfortoothmaintenance　1.Choosingtherightbucketteethisanimportantfactorforprolongingtheworkinglifeofyourexcavatorandstrongerpenetration,becausethematchedbucketteethandtheiraccessoriesaretheprerequisiteforfasterexcavatorworkingcycleandsavingrawmaterials.　2.Duringtheuseofthebucketteethoftheexcavator,theoutermosttoothofthebucketis30%fasterthantheinnermostwearingpart.Therefore,afteraperiodoftime,theinsideandoutsideofthebucketcanbechangedorrotatedtoacertainextent.Toeaseandprovideproductivity.　3.Whenoperatingtheexcavator,itisbesttodigunderthebucketteethperpendiculartotheworkingsurfacetoavoidbreakingthebucketteethduetoexcessiveinclination.　4.Coatingtungstencoatingonbucketteethandotheraccessoriescaneffectivelyreducemaintenancecostsandimprovemachineefficiency.　Inadditiontomaintenance,thequalityandmaterialoftheteeththemselvesshouldbemoreconcerned.

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2020/07/28

The production technology of my country's building materials machinery industry is close to the world level

1.Reformandopeninguphasbroughttheindustryintoanunprecedentedperiodofrapiddevelopment　In2007,thetotalindustrialoutputvalueofthewholeindustrywas21.746billionyuan,theindustrialaddedvaluereached6.530billionyuan,andtheexportdeliveryvalueofproductswas1.285billionyuan.And30yearsago,thetotalindustrialoutputvalueofthewholeindustryin1978wasonlyafewhundredmillionyuan,theindustryproductioncapacitywasmorethan30,000tons,andnearly90%ofthebuildingmaterialsmachineryindustryreliedonimports.　2.Reformandopeninguphavegreatlyimprovedthemanufacturingcapacityoftheindustryandthequalitymanagementlevelhasgraduallyimproved　In1978,therewereonlymorethan20majorbuildingmaterialmachineryenterprisesinthecountry,with6electricarcfurnacesof3-10tons,withanannualoutputof40,000tonsofmoltensteel;annualprocessingofmorethan15,000tonsofaccessoriesandmorethan30,000tonsofprofessionalequipment.Atpresent,thebuildingmaterialsmachineryindustryhasthousandsofenterprises,amongwhichthebackboneenterprises(groups)haveimprovedtheprocessingandmanufacturingprocessesthroughfurthertechnologicaltransformations,andaddedalargenumberofhigh,preciseandsophisticatedlarge-scaleprocessingequipmentandtestingmethods.SuchasCNCcuttingmachine,photoelectrictrackingcuttingmachine,automaticweldingequipment,largehobbingmachine(maximumvertebra14m),largecylinderlathe(maximumvertebra12.5m),andcorrespondingliftingfacilities,precisioncastingequipment,overallannealingfurnace,etc.Improvetheprocessingcapacityandmanufacturingleveloftheindustry,andeffectivelyimprovethequalityandtechnicalperformanceofbuildingmaterialsmachineryequipmentproducts.　3.Reformandopeninguphavebroughttheindustry'sproductiontechnologylevelcloserorequaltotheworldlevel　Beforethereformandopeningup,theproductiontechnologylevelofChina'sbuildingmaterialsmachineryindustrywasroughlythesameastheworldlevelfornearly40years.Theonlymorethan20buildingmaterialsmachineryfactoriesinthecountrywereestablishedonthebasisofthemechanicalmaintenanceworkshopsofcementfactoriesandglassfactoriesorthepracticeworkshopsofschools.Yes,itcanonlyproducesomesimplebuildingmaterialsequipmentandaccessories,andtheproductionlineequipmentneededbythebuildingmaterialsindustrymainlydependsonimports.Atpresent,thetechnicalcontentofmycountry'sbuildingmaterialsmachineryequipmenthasbeengreatlyimproved,andsomenewtechnologiesandnewproductshavereachedorapproachedtheworld'sadvancedlevel.Domesticandforeignusershaveincreasedtheirrecognitionofdomesticbuildingmaterialsmachineryproducts,andthebuildingmaterialsmachineryindustryhasprovidedstrongsupportfortheconstructionofthebuildingmaterialsindustry,mainlyinthefollowingaspects.

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