电机的拆卸和装配流程（PPT31页).ppt

三相异步电机的拆装维护,（三）电机的拆解Motorsdismantling,1、准备工作Ready,a、确认说明书checkmanual,b、工具的准备preparetools,设备铭牌、型号、零件清单、标准件规格、组装图、维护注意事项nameplate,model,partslist,standparts,assemblydrawing,attention,内六角扳手、棘轮扳手、呆扳手、延长杆、套筒、铁/胶锤、撬棍等hexwrench,ratchetwrench,solidwrench,extensionrod,sleevewrench,hammer,crowbar,etc.,注意：工具准备应以常用工具为主，取用方便的其他工具，用时取出即可！Attention：readycommontools,注意：从组装图可以分析出这台设备正确的拆解顺序.Attention:Knowcorrectsequencebyreadingassemblydrawing.,c、辅助器材准备,d、劳保用品的准备,工作台、吸油纸及垃圾桶、木方、塑料盒workbench,crane,oil-absorbingsheet,trashcan,wood,plasticbox,工作服/围裙、防滑手套、薄手套、安全鞋laboursuit,slip-proofglove,mitten,safetyshoe,e、切断能量源,f、设备清洁,关停管道阀门关停电力关停压缩空气等closepipelinevalvepoweroffcompressedairoff,注意：正确执行LOTO程序！Attetion：ExecuteLOTOexactly,去除设备表面污物，油污、灰尘等cleansewage,oil,dustontheequipmentsurface,2、执行拆解Dismantling,a、拆除前标记位置Markingbeforedismantling,b、电源线拆除Removecable,标记接线盒盖标记电机风扇罩标记前端盖markcablecapmarkfancapmarkfrontend,拆除接线盒盖板并确认接线图removecablecheckwiring,c、拆解后端dismantlebackend,电机风扇的拆除，应使用两爪拉马拉出。shouldusingpullerwithtwoclawstoremoveplasticfan.,拆除电机护罩标记后端盖位置removefancapmarkbackend,拆除散热风扇松后端螺栓removefanloosebackscrew,d、拆解前端dismantlefrontend,标记轴键松前端螺栓撬出前端盖markshaft&keyloosefrontscrewpryfrontend,标记前轴承盖板松轴承盖板螺栓拉出前端盖markloosebearingcapsscrewpullfrontendout,应注意轴承空位内的调整垫片的数量和厚度。payattentiontotheshiminbearingposition.,e、拆除后端盖removebackend,拆除后端盖清点零件removebackendcheckparts,3、检查check,检查设备重要尺寸checkimportantdimensions,轴承孔位处的垫片厚度checkthicknessoftheshiminbearingposition,检查轴上密封部位尺寸及光洁度，有无磨损迹象checkdimensionsandsmoothofsealingposition,ifcorrode,检查密封件完好程度，有无损坏、磨花现象checksealisintact,ifbrokenorscratch,4、清洁整理do5S,a、所有拆解下来的螺栓、圆螺母、垫片、密封件等小件零件，都已安装完毕。Alldismangtledparts,havebeeninstalled.,b、使用过的工具，都已擦拭干净。Alltools，havebeencleaned.,5、本章小节Summarize,选用合适的拉马Pullera.两爪拉马，用于保持力不大的场合，如塑料零件；Twoclawpuller，isusedtolowthrustforce.b.三爪拉马,用于普通场合的拆卸，如轴承、齿轮Threeclawpuller，isusedtoremovebearing,gear.c.液压拉马,用于需要省力或者空间受限的场合，Hydraulicpuller,isusedtosaveeffortorspaceconstrainedoccasions.d.卡盘拉马,用于边缘圆滑，普通拉爪无法卡住的场合chuckpuller,isusedtopartswithroundedge.,（一）电机的装配Motorsreassemblying,二、泵的装配Pumpsreassemblying,1、准备工作Ready,a、确认说明书,b、工具的准备,设备铭牌、型号、零件清单、标准件规格、组装图、维护注意事项nameplate,model,partslist,standparts,assemblydrawing,attention,内六角扳手、棘轮扳手、呆扳手、套筒、铁/胶锤等hexwrench,ratchetwrench,solidwrench,sleevewrench,hammer,etc.,注意：一般的装配顺序是,从内到外，从下到上，先零件后部件，最后总装。Attention:Assemblysequenceis,Frominsidetooutside,frombottomtotop,thefirstpartcomponents,finalassembly.,c、辅助器材准备,d、劳保用品的准备,工作台、吸油纸及垃圾桶、木方、塑料盒workbench,crane,oil-absorbingsheet,trashcan,wood,plasticbox,bowl,工作服/围裙、防滑手套、薄手套、安全鞋laboursuit,slip-proofglove,mitten,safetyshoe,2、执行装配Reassemblying,安装前端盖于轴上安装前端盖于外壳安装垫片于后端盖setupfrontend&shaftsetupfrontend&shellputshim,安装后端盖安装后油封安装风扇setupbackendsetupsealsetupfan,安装前油封安装轴键安装风扇罩setupfrontsealsetupkeysetupfancap,接线盒安装套上轴护套并完成wiringsetupsheath&finish,3、检查check,检查轴输出端的径向跳动0.05mmcheckbeating0.05mmradialinspectionofshaftoutputend,检查轴输出端的端面跳动0.03mm,注意转子的轴向游动量checkendofoutputshaftrunout0.03mm,notetheamountofaxialremovablerotor,检查设备重要尺寸checkimportantdimensions,4、清洁整理do5S,a、所有拆解下来的螺栓、圆螺母、垫片、密封件等小件零件，必须按照一定的分类，使用合适的容器，妥善存放。keepnuts,screws,spacers,sealsinbox.,b、拆解完的设备，应使用合适的工具清理废油脂、密封胶、异物等污物。cleaningsurface.,5、本章小节Summarize,a、电机的平衡检查Mark电机的转子平衡对电机的使用至关重要，一般电动机出厂前都经过动静平衡试验，所以在我们日常检修中，只需对电机轴用百分表进行跳动检查，即可大概地确定电机的装配平衡性。Thebalanceoftherotorisessentialtotheuseofmotor,GeneralMotorsfacto