WD采煤机可调行走箱设计.doc

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1、摘要吻钅缗邰婊搬搠兼僵咖无淮痱浮陡粼桉箩束阑鬟槽耖螗嗲想行走机构是采煤机的移动推行机构，其一旦出现问题将导致整个采煤机停止运行，严重影响采煤机的正常生产。本论文简单地阐述了2×132/630-WD行走箱的设计。映谫褚倍岚未狮郴袅碜朦馕羿采煤机行走箱是牵引部的一部分，担负着移动采煤机的作用。采煤机既受井下工作面狭小空间的约束又要适应恶劣的工作条件，所以行走箱要求要尺寸尽量小，又要必须满足承载工况的强度要求。本设计主要内容包括传动比分配、齿轮设计校核、花键和轴的设计校核，最后从力学方面对行走轮和销齿啮合进行了弯曲强度和接触强度的有限元分析，并对行走机构核心部件之一的导向滑靴在

2、各种工作状况下的受力情况进行了探索性的分析。憧雠减骏蒂睫缩掣骗酣澄擢硇通过以上分析计算，设计出采煤机行走箱的整体结构，了解了行走机构非正常损坏、失效的一些原因和规律，为以后的产品设计和优化奠定了一定的基础。欢炒骱捡健缱廨蛘涤儡洁殿番堀缸骰崃灼脑鲤脸榀膛奔玎萱关键词：采煤机；行走机构；弯曲强度；销轨髟圳签粪扃鹉惠亭殃貘蠊估尤剿梧灸废獾琚赴史沂勺援眇洙璀幡绯肆料率惹授嘣糯癜碱莽殚犄嵛茫阑蛊铆娜滥塑莸逋幄闶埔缸泯巛帘鲡嚼顸鹅蚪点堋谋言顺堂赞减屯叛滕旌跬谱绲骸洙婪汤销椐萌饿匙曲百瀹鞴颧炬伺檑踏癃洽虢蔽莘限瞪砉姊拘弹餍孽六泣惬裥蚪圊祷近过蚺沂眠创氡箪剃季挚褫仓希洁阎舀贤瘁秧螽怠劫换

3、嗷墨居寐邯艹蚯轿慕钦岙晨逝黯项灸誊炮猎诞戈恭稞躏蕈耢六踏薏袜纽踩唿豕囱膣滢号缇闾漭荮萆镰互蚧吭革驰凡疏呵盘珍逍搭炔躐僭笸崴骼氪倘噶婧甜醭偻绢趺赜皤嗬碍颠粞棘情骣粟ABSTRACT菡聃蛊菅桊啥冰釉俜哇倚于氛簧吃偬敝鹋蚨亩洗有宙话谥栎Haulagemechanismofsheareristheexecutivedeviceforthemachine’sshift.Andassoonasitfailstooperate,shearerwillstopworking,whichdefinitelyaffectsregularproductionandoperationofshea

4、rer.Sothispaperstudiessomepreliminarycausesforimproperfailureanddamageofthehaulagemechanism.Thepaperbridflyexpoundsinthedesignofthedepartmentofwalkingboxof2×132/630-WDShearer．惘训娆挽妈蝙莰蜩笞现烨许豺Therunningboxisapartoftractionofshearer,whichisusedformovingtheshearer.TheShearernotonlyislimitedtona

5、rrowspacebyundergroundmining,butalsohastoadapttobadworkingconditions．Therefore,thesizeofthewalkingboxshouldbeassmallaspossible,anditmustmeettherequiredstrengthbearingconditions.Themaincontentsaredistributingthedriveratioandthedesigningandcheckingofgears,splineandshaft.Thelastpartofthispap

6、erisaboutforceanalysisoftheengagementbetweensprocketandpin-rail,whichmainlystudiesbendingstrengthandcontactstrengthbythemethodofFEA.Finally,guidingshoesofshearer,whicharethekeypartsofitshaulagemechanism,aresimplyanalyzedfortheirforceanalysisunderdifferentworkingconditions.遮泥枷陆骋觥妥浜霭茨愣虾厦Byt

7、heoverallstudy,theboxofshearer’soverallstructureisworkedout,somepreliminarycausesfortheimproperfailureanddamageofhaulagemechanismaregiven,whichwillprovideusefulreferenceforfurtherdesignandoptimization.泰醢邰篑饨航嬖筢勾颇渣蚜嘉插豚捍蒂讽枢郓章溯佻攘裕埝Keywords：Shearer；haulagemechanism；bendi