采煤机教案（coal mining machine lesson plan）

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1、采煤机教案（Coalminingmachinelessonplan）ShearerdriverlessonplanThenameofthecourserateofShearerBasedonknowledgeTherateisLondonagencyQiGuohongThemainteachingrateGeneralsituationofShearerPrincipleofhydraulictransmissionandtractionsystemCuttingpartsystemElectriccontrolsy

2、stemofcoalwinningmachineCoalmineelectricitysafetyTeachingrequirementrateEachcomponentofcoalwinningmachineiscomposedBasicknowledgeofmachineryBasicworkingsystemprincipleThemainfunctionofeachcomponentanditsconfigurationinthesystemMaintechnicalparametersMattersneed

3、ingattentioninoperationSystemfaultdiagnosisandeliminationLecture1theapplicationofShearerincoalproductionThemainpointsofknowledgeinparts,accessories,productionprocessanddevelopmentdirectionGeneralsituationincoalminingmachine1.Shearerconsistsofthreeparts:roller,t

4、ractionpartandrockerarm.2.Thestructureoftheshearerisdividedintothetractiondepartment,themotordepartmentandthecuttingmachinedepartment.3.Theauxiliarypartsofcoalminingmachinearecomposedofbottomtowingframe,towingmechanism,spraymechanismandwatercoolingsystemTheheig

5、htadjustmentofthecylinder,theheightofthecylinderandtheinclinationofthefuselage.4.TheapplicationofSheareringeneralmining.5.Applicationofcoalwinningmachineinfullymechanizedmining.6,coalminingmachineisdevelopingcontinuouslyThecuttingmotortransverselyarrangedonther

6、ockerrockerandthefuselagewithoutexergyexergyfrompowertransmissionSpiralbevelgearsandcomplexshaftsareeliminated.Thethreesectionisthehostidentity,themiddleleftexergytractioncontrolbox,controlboxrightoffthebottombracketexergyexergyHighstrengthhydraulicboltconnecti

7、onissimpleandreliableandconvenientdisassemblyandassemblyexergyexergy.ThehydraulicsystemadoptsthemaincomponentsofaxialpistonmotorwithshearerwithexergyexergymaturesystemTheefficiencyofthehighfailureratelowexergyexergygoodinterchangeability.Themaincomponentscanbee

8、xtractedfromthegoafsideexergyanddoesnotaffecttheotherpartsareeasytoreplaceexergyexergyConvenientmaintenance.Thehostcanconvenientlyvariantwithdifferentslotwidthoftheexergyexe