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《《ld型电动单梁桥式起重机》》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。
1、Abstract:Thegraduationprojectisabridgecraneforthegraduationfieldworkdonebythetonnagelevelspecifictothedesign.AsChina'smanufacturingindustry,moreandmoreapplicationscranetowhichindustrialproduction.Carryaheavyloadinthefactory,machinepartsupanddown,theworkofl
2、iftingpartsofshipment,assemblylineworkshouldbefixedonthecraneisused.Thelargestnumberofspeciesofcranes,bothinthesizeofthefactoryintotheapplicationissmalltonnagecranes,bridgecranessmalltonnageoflightweightpartsforawiderangeoflifting,inChina'smachineryindustr
3、yplaysaveryimportantposition.However,ourcurrentapplication,orcopylargecranebehindthetechnologyproducedabroad,andhasbeenappliedinthefactoryformanyyears,andsame70to80yearsofproducts,bothinqualityorfunctionalityarenotgrowingtomeettheindustrialdemand.Howtodesi
4、gnitthelowestcost,rationalizethelayout,functionmodernizationisthesubjectofourstudy.Thisdesignisforsmalltonnagebridgecranedesign,themaindesignelementsare16/3.2tcranestructureandoperationofinstitutions,includingthebridgestructure,calculationandcheckingthelay
5、out,themainbeamstructurecalculationandchecking,endbeamscalculationandchecking,themainendbeamconnectandrunthecartandcheckingbodypartsofchoice.Keywords：Crane；Themovingmainframe；Bridge；Mainbeamandendbeam；Smalltonnage-30-目录Error!Nobookmarknamegiven.一概述········
6、······································································11.单梁桥式起重机的工作方式················································12.单梁桥式起重机的机构特点················································13.桁架梁和箱的比较·················································
7、··········14.LD型电动单梁桥式起重机各部件作用····································15.运行机构······································································36.发展趋势······································································47.工作条件及设计要求························
8、·································4-30-8.型式及设计的构造特点······················································5二选择电动葫芦的型号规格·······················································6三主梁设计计算····························
