卧式钢筋切断机设计——毕业设计

A1A0A2A3A4A5A6A7A8卧式钢筋切断机设计摘要本课题设计建筑上的卧式钢筋切断机的工作原理是采用电动机经一级三角带传动和二级齿轮传动减速后,带动曲轴旋转,曲轴推动连杆使滑块和动刀片在机座的滑道中作往复直线运动,使活动刀片和固定刀片相错而切断钢筋。根据电机的工作环境选择电动机类型，采用卧式安装，防护式电机，鼠笼式三相异步电动机。选择三级减速，先是一级带减速，再两级齿轮减速。一级带传动，它具有缓冲、吸振、运行平稳、噪声小、合过载保护等优点，并安装张紧轮。两级齿轮减速，齿轮传动可用来传递空间任意两轴间的运动和动力，并具有功率范围大，传动G6940率G20652，传动G8616G1946G11842，使用G4563G2641G19283，工作安G1852可G19764等G10317点。动力G11013电动机G17767G1998,G17902过减速G13007G13491传动,G6238动力G17767G1849G2052G6203行机G7512。G11013G1122传动G13007G13491作的是G3250转运动,而钢筋切断机的G6203行机G7512G19668G16213的直线往复运动,G1038G1114G4466G10628G17837G12193转G6454,可G1209采用曲G7576滑块机G7512,G11436行G1996轮G12239动G9390G4388G1186动G1226机G7512,齿轮齿G7477机G7512。本课题采用曲G7576滑块机G7512作G1038本机G7812的G6203行机G7512。关键词切断建筑钢筋齿轮曲G7576滑块A1A0A2A3A4A5A6A7A8LIETYPESTEELCUTTINGMACHINESDESIGNINGABSTRACTTHISARTICLEINTRODUCESAKINDOFARCHITECTURALLIETYPESTEELCUTTINGMACHINESITSOPERATINGPRINCIPLESAREITUSEELECTRICMOTORSLEVELTRIANGLEBELTTRANSMISSIONANDSECONDARYGEARTRANSMISSIONTOSLOWDOWNTHEN,ITDRIVESTHECRANKROTATE,THECRANKCONNECTEDTOSLIDEBLOCKANDMOVINGBLADESINTHESLIPPERYWAYMAKETHEBACKANDFORTHSTRAIGHTLINESPORT,MAKESTHEMOVINGBLADESANDTHEFIXEDBLADESHEARANDCUTSTEELACCORDINGTOTHEWORKINGENVIRONMENTCHOICETHETYPEOFELECTRICMOTORS,USINGHORIZONTALINSTALLATION,PROTECTIONOFTHEELECTRICAL,SQUIRRELCAGETHREEPHASEASYNCHRONOUSMOTOROPTIONTHREESLOWDOWN,FIRSTLEVELBELTSLOWDOWN,FOLLOWEDBYTHESECONDARYGEARDECELERATIONFIRSTLEVELWITHTHEINTRODUCTIONOFAUTOMATED,BECAUSEITHASABUFFER,ABSORBSHOCKANDOPERATESMOOTHLY,SMALLNOISE,ANDCANPROTECTTHEOVERLOADINGTHENINTRODUCEASECONDARYGEARDECELERATIONSLOWDOWN,BECAUSEGEARTRANSMISSIONCANBEUSEDTOTRANSMITARBITRARYSPACEBETWEENTHETWOAXISMOVEMENTANDMOMENTUM,ANDTHESCOPEOFPOWER,TRANSMISSIONEFFICIENTTRANSMISSIONACCURATELY,LONGUSINGLIFE,SUCHASSAFEANDRELIABLECHARACTERPOWEROUTPUTBYELECTRICMOTORSTHROUGHSLOWDOWNTRANSMISSIONSYSTEMTOIMPORTPOWERTOTHEEXECUTIVEBODYASTHESYSTEMMAKEROTATIONMOVEMENT,THESTEELCUTTINGMACHINENEEDSTHEBACKANDFORTHSTRAIGHTLINESPORT,INORDERTOACHIEVETHISTRANSFORMATION,WECANUSECSLIDERCRANKINSTITUTIONSORGEARANDRACKIDECIDEDTOCONSIDERREALISTICCONDITIONSUSINGSLIDERCRANKASTHEEXECUTINGMACHINERYKEYWORDSCUTTINGARCHITECTURALREINFORCINGSTEELDARGEARSLIDERCRANKA9A10A11A12A13A14A15A16A17目录G12544G20G12468G5353G16340111G8022G17860112题G11458的选G2474113钢筋切断机的原理1G12544G21G12468电机选择221切断钢筋G19668用力计G12651222功率计G126513G12544G22G12468传动G13479G7512设计531G3534本传动G6980据计G126515311G2010G18209传动G86165312计G12651机G7512G2520轴的运动G2462动力G2454G6980532带传动设计6321带型的G11842定6322带轮G3534G1946直G54646323带速的G11842定6324中G5527G17329、带G19283G2462G2265角的G11842定6325G11842定带的根G69807326张紧力7327作用在轴上的载G146677328带轮G13479G7512G994G4622G4556G16277G19658G1226G3282733齿轮传动设计8331G12544一级齿轮传动设计8332G12544二级齿轮传动设计1234轴的G7669G769215341一轴的G7669G769215342三轴的G7669G76921935A18G19202的G7669G76922236轴G6227的G7669G769223361G2033选轴G6227型G250723362G4563G2641计G1265124G125444G12468G5647G1347927G2454G13783G7003G1049828G14280G1688629A9A10A11A12A13A14A15A16A17A9A10A11A12A13A14A15A16A171第1章引言11概述钢筋切断机是钢筋G2164工G5529G993可G4581的设G3803G1055一，它G1039G16213用G16833G6163G4639建筑、G7737G7765、G19579道、电G12461、大型G8712G2045等工G12255中G4557钢筋的定G19283切断。钢筋切断机G994G1866G1194切断设G3803相G8616，具有G18337G18339G17743、G13803G14033G4581、工作可G19764、G6940率G20652等G10317点，G3252G8504G17829G5192来G17892步G15999机G7812G2164工和小型G17723钢G2390等G5203G8879采用，在G3281G8677经G8994建设的G2520G1022G20058域发挥G1114G18337G16213的作用。G3281内外切断机的G4557G8616G11013G1122切断机技术含G18339低、易仿造、G2045润G993G20652等原G3252，所G1209G2390家几十G5192来G3534本维持G10628状，发展G993快，G994G3281外同行相G8616具体有G1209下几方面差G17329。G1852球经G8994建设的快速发展G1038建筑行业，G10317别是G1038建筑机G7812的发展提供G1114一G1022G5203阔的发展空间，G1038G5203大生产企业提供一G1022展示自己的舞台。面G4557竞争日益激烈的我G3281建筑机G7812市场，G2164强企业的经营管理，G2164大科技投G1849，G18337视新技术、新产品的研究开发，提G20652产品质G18339和产品售后服务G8712平，积极、G1039动走向市场，使企业的产品G993断地满足用户的G19668求，尽快缩短G994G3281外先进企业的差G17329，无疑是我G3281钢筋切断机生产企业生存G994发展的G5529G11013G1055路。12题目的选取本次毕业设计的任务是卧式钢筋切断机的设计。G16213求切断钢筋的最大直G5464G204MM，切断速度G1038G205次/G2010。在设计中G17902过计G12651和G13783虑G4466际情况选则合适的G13479G7512G2462G2454G6980，G1186而达G2052设计G16213求，同时尽可G14033的降低成本，G17837也是一G1022综合运用所学专业知识的过G12255。毕业设计是G4557三G5192大学所学知识的一G1022G5647G13479，也是走上工作岗位前的一次模拟训练。13钢筋切断机的工作原理工作原理采用电动机经一级三角带传动和二级齿轮传动减速后,带动曲轴旋转,曲轴推动连杆使滑块和动刀片在机座的滑道中作往复直线运动,使活动刀片和固定刀片相错而切断钢筋。A9A10A11A12A13A14A15A16A172A9A10A11A12A13A14A15A16A173第2章电机选择传动方案简G17860选择三级减速，先是一级带减速，再两级齿轮减速。首先采用一级带传动，G3252G1038它具有缓冲、吸振、运行平稳、噪声小、和过载保护等优点，并安装张紧轮。然后采用两级齿轮减速，G3252G1038齿轮传动可用来传递空间任意两轴间的运动和动力，并具有功率范围大，传动G6940率G20652，传动G8616G1946G11842，使用G4563G2641G19283，工作安G1852可G19764等G10317点。动力G11013电动机G17767G1998,G17902过减速G13007G13491传动,G6238动力G17767G1849G2052G6203行机G7512。G11013G1122传动G13007G13491作的是G3250转运动,而钢筋切断机的G6203行机G7512G19668G16213的直线往复运动,G1038G1114G4466G10628G17837G12193转G6454,可G1209采用曲G7576滑块机G7512,G11436行G1996轮G12239动G9390G4388G1186动G1226机G7512,齿轮齿G7477机G7512。G13783虑G10628G4466G7477G1226，我决定采用曲G7576滑块机G7512作G1038本机G7812的G6203行机G7512。21切断钢筋需用力计算G1038G1114保证钢筋的剪断，剪应力应超过材料的许应剪应力。即切断钢筋的G7477G1226G1038AQG7609G17176料可知钢筋的许用剪应力G1038142128MPA，G2474最大G1552142MPA。G11013G1122本切断机切断的最大G2030筋G12907度G103814MAXDMM。则本机G3132的最小切断力G103842MAXDQPIG2474切断机的切断力Q22000N。22功率计算刀的速度小G1122曲轴G3800的线速度。则切断G3800的功率P869000102060215DBTKBFKATA则33186401122A107ZKHA471681011A108YKFA载G14667G13007G6980KH、KF的G11842定，G11013G1856式可知28333115101851A109HVAHKKKKK133331471832HAFAHFKKKK齿面疲劳强度计算G321G11842定许用应力G179HG311G5647工作时间TH，G1563设G16825G5379曲机的G4563G2641G103810G5192，G8611G5192工作300G3837，G8611G3837工作8G1022小时，则H1200083005HTG312应力G5502环次G6980N1、N27666666663111111035130405070201120007516060HHIIIHVTTTTTRNNN671221072510351UNNNVG313G4563G2641G13007G6980ZN1、ZN2，G7609G19417相G1863G6175G1888选G2474ZN1133、ZN2148G314G6521G16314G11142G2183极G19492G2474G179HLIM1760MPA、G179HLIM2760MPAG315安G1852G13007G6980G2474SH1G316许用应力G179H1、G179H2MPA8101013317602LIM1HNHHSZMPA8112414817602LIM2HNHHSZA110A111A112A113A114A115A116A117A11814G322G5389G5627G13007G6980ZEG7609G19417机G7812设计G6175G1888可选G2474MPA190EZG323G14422点G2318域G13007G6980ZHG7609G19417机G7812设计G6175G1888可选G2474ZH25G324求所G19668小齿轮直G5464D1MM0708112486805219053/21583210522123253211HHEDHZZZUUTKDA119G994G2033G1284大小G3534本相G12538。G325G11842定中G5527G17329，模G6980等几G1321G2454G6980中G5527G17329A210215070AG3290G6984中G5527G11709G2474252MM模G6980MG11013中G5527G11709AG2462G2033选齿G6980Z1、Z2G54833140282522221ZZAMG2010度G3290直G5464D1,D2MM8428311MZDMM420140322MZDG11842定G4622G4497G2474大齿轮G4622G4497G1038B184G1042/356MM小齿轮G4622G4497G2474B260MM齿根G6251G5379G11142G2183强度G20576G12651G321求许用G5379曲应力G179FG311应力G5502环次G6980NF1、NF2726262626311111035130405070201120007516060HHIIIHFTTTTTRNN67121072510351UNNFFG312G4563G2641G13007G6980YN1、YN2，G7609G19417相G1863G6175G1888选G2474YN11、YN21G313极G19492应力G2474G179FLIM1290MPA、G179FLIM2230MPAG314G4622G4556G13007G6980YXG7609G19417机G7812设计G6175G1888选，G2474YX15A120A121A122A123A124A125A126A127A12815G315安G1852G13007G6980SFG2454G10043G15932913，G2474SF15G316G19668用应力G179F1、G179F2G11013式G708920G709，许用G5379曲应力MPA3875111290221LIM1MPASYYFXNFFMPA3075111230222LIM2MPASYYFXNFFG322齿G5430G13007G6980YFA1、YFA2G11013G3282919，G2474G311应力G1474G8503G13007G6980YSA1、YSA2G11013G3282920，G2474YSA1162YSA2182G312G7669G7692齿根G6251G5379G11142G2183强度G11013式G708917G709，齿根G5379曲应力1511111MPA313MPA681062156235684105213322FSAFAFFYYYMBDTK900/11故390COS404011YXEFFRA77011故3904022YX则N9050090208390105023402111111ARPPFYFXFFN10100390208390122470402122122ARPPFYFXFF式中21PFG17743度冲击的运转G11013G112221PPFFPHFCNLG326极G19492转速计G12651G11013式LIM21NFFNMAS51101003146170PFC637770/21ARCTGFARCTGFRAG7609G5483载G14667G13007G69806501F载G14667G2010G5079G13007G69808102FA210A211A212A213A214A215A216A217A21826故MIN1900810650RNMASNMIN1000R计G12651G13479果G15932明，选用的10000K型G3290柱孔G16855G5527轴G6227G14033满足G16213求。A210A211A212A213A214A215A216A217A21827总结本次设计的是一G12193G13479G7512G8616较简明G4466用的钢筋切断装G13634，G16825装G13634的G10317点是价格低廉，G14422省空间，维G1474方G1427。G16825切断机是采用电动机经一级带传动和二级齿轮传动减速后,带动曲轴旋转,曲轴推动连杆使滑块和动刀片在机座的滑道中作往复直线运动,使活动刀片和固定刀片相错而切断钢筋。并用型钢焊G6521G1114钢架，使G1866G13479G7512尽可G14033的简单。在设计中，我尽可G14033的采用G17902用部G1226，G1186而使设计G2620期缩短，成本降低。设计过G12255中，我G1039G16213G13783虑G1114机G3132的G5627G14033G1209G2462经G8994G5627，在保证G1866完成工作G16213求的前提下，尽可G14033的提G20652G1866G5627价G8616。G17837是我G12544一次搞G17837样的综合G5627的设计，所G1209设计中难免会G1998G10628一些漏洞或G993足G1055G3800，G3926一些G13479G7512的设计，G7643G1946G1226的选用或一些经G8994G5627上的G7512思可G14033有欠妥G5415，造成一些G993G5529G16213的浪费，敬请G2520位老师给予批评和指G8503。G17902过G17837次设计，使我的综合G13783虑问题的G14033力G5483G2052G1114提G20652，而且G17902过综合的运用机G7812知识，使自己的专业G8712平G5483G2052G1114很大的进步。G3827G5062经G14033G2033步的将理G16782知识运用G2052G4466践中去，G1038G1209后的工作打下良好的G3534础。A219A220A221A222A223A224A225A226A22728参考文献G20徐灏机G7812设计G6175G1888G708G21、G22、4G709北京，机G7812工业G1998版社，G20G28G28G20G21王慰椿G17机G7812G353