采煤机教案（teaching of coal mining machine）

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1、采煤机教案（Teachingofcoalminingmachine）TeachingcaseofcoalminingmachineBasicknowledgeofcoursenamecoalwinningmachineLordspeaktheLondonclubQiGuoHongTeachingmainCoalminingmachineoverviewHydraulictransmissionprincipleandtractionsystemCuttingsystemCoalminingmachi

2、neelectricalcontrolsystemCoalminesafetyTeachingrequirementsEachpartofacoalminingmachineismadeupofFundamentalsofmachineryBasicoperatingsystemprinciplesThemainfunctionsofeachcomponentanditsconfigurationinthesystemMajortechnicalparametersMattersneedingatten

3、tionduringoperationSystemtroubleshootingandtroubleshootingTheapplicationofcoalminingmachineincoalproductionKnowledgepointsmaincomponents,accessories,productiontechnologyanddevelopmentdirectionOverviewofshearer1.Theshearerconsistsofthreeparts:drum,tracti

4、onandrockerarm.2.Thepartsofthesheareraredividedintotraction,motorandcuttingmachineparts.3.Theauxiliarypartsofthecoalminingmachinearecomposedofbottommop,mop,spraymechanismandwatercoolingsystemThesystemiscomposedofaseriesofdrumandbody.4.Theapplicationofcoal

5、miningmachineintheprat.5.Theapplicationofcoalminingmachineinthevarietyproduction.ThecoalminingmachineisdevelopingcontinuouslyCuttingmachinehorizontallayoutontherockerarmrockerarmandbodyconnectionwithoutthepoweroftakingThespiralbevelgearandthecomplexstru

6、ctureoftheshaftaredissipated.Hostidentitythreelefttractionamongdepartment,controlbox,controlboxrightcancelledthebottombracketHighstrengthhydraulicboltconnectionsimplereliabletearopenoutfitisconvenient.Hydraulicsystemwithinclinedshafttypepistonmotorc

7、oalwinningmachine,themaincomponentsandthematuredepartmentSerieshighefficiencyratelowgoodinterchangeability.MaincomponentscanbepumpedfromtheoldpondsidewithoutaffectingtheothercomponentseasilyreplacementConvenientmaintenance.Convenienthostvariantcanm

8、atchedwithdifferentgroovewidthofconveyorcanmeettheneedsofdifferentusers.Detailedcontentsseethesupportingcoursewareofthisteachingcase.Second,thebasicknowledgeofmachineryandhydraulictransmissionprincipleMechanicaltra