[优秀毕业设计精品]炼钢厂倾翻车倾翻铁水罐的液压系统分析设计

A1A0A2A3A4A5A7A8A6A10A11A91目录摘要A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A13ABSTRACTA12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A141绪论A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12A12111A15A16A17A18A19A20A21A22A23A24A17A18A19A20A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25112A15A16A17A18A19A20A21A26A27A28A29A22A30A31A15A16A17A19A20A21A26A27A28A29A22A30A31A31A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25213A32A33A34A35A22A36A37A33A34A35A36A37A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25214A38A39A34A35A22A40A41A42A43A38A39A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A25A2532倾翻车的液压系统设计A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44421A45A46A47A48A49A50A51A52A53A54A55A56A52A53A54A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44422A45A46A47A48A49A50A51A52A57A58A53A54A59A60A57A58A60A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44A44423A61A62A63A64A61A62A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65524A66A67A61A62A68A69A70A71A68A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65625A72A73A74A75A76A77A78A79A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65726A80A81A82A78A83A84A85A86A87A88A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A65A657261A89A90A91A92A93A94A95A96A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A978262A93A98A99A100A98A101A102A103A104A94A105A106A107A108A109A110A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97827A111A112A113A114A115A116A117A118A119A118A119A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97A97828A120A121A122A123A124A125A126A127A120A128A129A130A131A132A125A126A130A131A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A1339281A134A135A136A137A138A139A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A1339282A140A141A142A143A144A145A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A13311283A146A135A140A141A147A148A149A150A151A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A133A1331129A152A153A154A155A156A157A158A152A153A155A156A157A158A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A15912291A160A161A162A163A164A165A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A15912292A166A167A163A164A165A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A15913293A160A161A168A163A164A165A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A15913294A169A170A171A163A164A165A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A15914295A172A173A174A175A163A176A177A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A159A15916210A178A179A180A181A182A183A184A180A181A182A183A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A18517211A186A187A188A189A190A191A192A193A188A189A190A191A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185182111A194A195A196A197A198A199A197A200A201A202A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A185A18518A203A204A205A206A207A208A209A210A211A212A213A21422112A215A216A217A218A219A220A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A221A22119212A222A223A224A225A226A227A228A229A230A231A225A226A228A229A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232213集成块设计A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A2322231A233A234A235A236A237A238A229A239A240A241A242A233A234A236A237A238A239A240A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A232A23222311A243A244A245A246A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A24722312A248A244A245A246A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A2472232A249A250A251A252A253A254A255A81A0A1A2A3A4A5A6A249A250A252A253A254A81A0A1A2A3A5A6A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A2472233A251A252A78A3A4A2A7A8A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A2472334A253A254A9A10A251A252A78A3A4A253A254A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A247A24723341A59A11A12A13A14A15A16A17A18A19A18A20A21A22A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A2323342A19A18A20A56A24A25A26A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A232335A27A28A29A30A31A32A27A28A30A31A32A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23A23244行走机构的液压系统性能分析A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A332641A87A34A35A36A37A38A39A40A41A87A34A36A37A38A39A40A41A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A3326411A42A43A44A45A46A47A48A49A50A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A33A3326412A51A52A53A54A55A57A58A60A61A62A63A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A6426413A65A66A67A68A51A60A61A62A63A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A6429414A67A68A69A70A71A72A73A74A60A75A71A60A61A62A63A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A6429415A60A61A62A63A58A77A76A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A64A642942A79A80A82A83A84A85A86A88A89A79A80A83A84A85A86A88A89A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A9030421PIDA91A92A93A94A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A9030422A95A96A97A98A99A100A101A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A9030423A102A103A104A105PIA91A92A106A107A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A90A903043A108A109A110A111A112A113A114A115A116A108A109A111A112A113A114A115A116A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A11732431A118A119A120A121A122A123A124A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A11732432A125A126A127A128A129A130A131A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A11733433A131A129A132A133A134A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A11734434A135A136A119A137A138A139A140A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A11737435A141A129A142A143A144A145A146A147A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A11738436A148A149A150A151A152A153A146A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A11740437A125A126A154A155A152A153A146A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A117A1174044A156A157A158A159A160A161A162A163A164A165A166A167A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A1684045A156A157A158A159A165A169A170A171A172A156A157A159A165A169A170A171A172A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A1684146A156A157A158A159A160A161A173A174A175A170A165A171A172A176A159A160A173A174A170A165A171A172A177A178A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A168A16842A179A180A181A182A183A184A185A186A187A188A189A190347A191A192A193A194A195A196A197A198A199A200A191A192A194A195A196A197A198A199A200A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A20144结论A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A20146参考文献A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A20147致谢A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A201A20148A202A203A204A205A206A207A208A209A210A2111A212A20911绪论11倾翻车液压系统的概述倾翻车是炼钢厂铁水罐扒渣系统的重要组成部分。在铁水罐倒入转炉冶炼之前，通常液压行走机构将铁水送到扒渣的位置，再由倾翻液压系统将铁水罐倾翻一定的角度，然后由气动扒渣机将铁水罐中的废渣扒入渣罐中。待废渣扒完之后，倾翻车的液压系统再将铁水罐回到水平位置，为下一不工序做好准备。倾翻车倾翻驱动方式主要有机械传动驱动方式和液压油缸顶翻方式两种。而机械传动又分为集中驱动方式和分散驱动方式，主要有电动机、制动器、减速机、中间齿轮和齿圈等组成。机械传动驱动方式在目前属于传统的设备，它不但倾翻能力受到限制，而且该系统在安装和使用过程中存在许多问题设备结构复杂，基G11796G7057工G18339G3835，安装G3268G19602。G312动力系统在G20652G9213G5706G2167G10627G3671下工G1328，G6937G19568G10587G20652、G13512G1474成G7424G20652。G313电机、减速机的G5827G5627G3835，G2563动G1584G8502G7114G1926G1999G3835，G7143G17908成设备G6451G3363。G3926G9390G19202、传动G17736G2476G5430，减速机G6451G3363。G314G20069G13333重G17745G2563动，电动机G3835部分G7114间在不G14403工G1929下G17828行，G7509G7143G4560G14280电机G2462G1866G6523制系统G6937G19568。G3926电动机过G9921和G6521G16314器G9915G8597等。G315过G17745能力G5058，G13475常G4560G14280电机和G6521G16314器G9915G8597。G316G19602G1209G4466G10628G13864动和安G1852G19393G19157，G2356用G1166G2604多，G2183动G5390度G3835，存在安G1852G19556G5751。G13475过多方G8616G17751，G2465复G16782G16789，G18331用液压缸顶翻方式能G16311G1927一G1135G5342G12483，G1866G1260G9869有倾翻G18331用液压油缸驱动，G1866传动装置结构G17751为G13051G1957，不G19668要电机和减速机装置复杂的设备基G11796，G1075G11477G2447G1114G999G19388安装传动装置的机构，G1186G7693G7424G990G16311G1927G1114电机G2462减速机G5114G7481的种种G5342G12483。G312过G17745G14270动G1457G6264能力G5390，G5415倾翻结构G15999G2357G1315G6122G6227受G17241过G20081定G17139G14667G7114，系统G14270动G2380G14667，G1186而G1457G6264G1114电机和G1866它设备，安G1852G5627G20652。G313G7143于G4466G10628G2465转G6523制，G5415倾翻机构G19668要下G19489G7114，电机G7092G19668G2465转，G18331用G6454G2533G19412G17839行G6454G2533，G7143于G6523制，动G1328G17817速，G7092G1926G1999。G314G18331用液压制动，G1584位准G11842，G5827G5627G4579，G11477G2447G1114电G11925制动系统，使G5483G6523制系统更简单。倾翻车G18331用液压技术，升G19489平稳，噪声低，使用寿命长，G6227受G17745G14667G3835而且G6523制相对简单。可见G18331用液压系统驱动，它的G1260越G5627是显而G7143见的。12倾翻车液压系统在国内外的发展A202A203A204A205A206A207A208A209A210A2111A212A2092随着工业G14270动化程度的不断提升，液压传动在G14270动调节和随动系统工程的应用日趋广泛，它与电力传动和气动传动相G8616，具有相G5415的G1260G9869尺寸相同G7114功G10587放G3835倍数G7509G3835；G17828动部分G5827G5627很G4579而具有G1260G14403的快速G1328用；结构G13051G1957；有阻尼G1328用，促G17839G1114液压系统的稳定G5627。液压传动可G4466G10628工G1328机构的往复G17828动、G7092级调速、伺服G6523制系统、静压支G6227和各种辅助G17828动等。液压执行元件具有推力（G6122转矩）G3835、操G1328方便、布置灵活、与电器配合使用G7143G4466G10628遥G6523等G1260G9869。因此G15999各工业部G19388广泛G18331用。在工业炼钢的G3835型设备中，倾翻车是不可缺少的一部分。宝钢引G17839的300T钢包翻包机G1209G1866G20652效、安G1852便捷等特G9869而著称。G7424钢仅二炼钢近几年就G990G1114三台此种结构的160T钢包翻包机，梅山钢厂、南钢等钢厂G1075将G990此设备。G3835连重工集团有限公司与日G7424川崎重工株式会社鉴定的为日G7424G1315友金属和歌山制铁所研制210T配套车辆。G1852套车辆共11种17台，G1852部由G3835连重工按日方的参数G17839行设计并制G17908。之所G1209选用这么多种车辆是因为日G7424川重在为和歌山制铁所设计的炼铁工G14414G990G2164G5390G1114G2573炼前的铁水G20056G3800G10714（G14085G11979、G14085G11839、G14085G11801G3355有），并G18331用G1114更合G10714的工G14414布G4628和G1328业G20046序，使炼钢的G7114间G19489为G861120分G19059一炉钢，川重并G1209此G1328为G2533G1315友金属和歌山制铁所的G7477件。而G6117G3281的转炉炼钢的G7114间一G14336为G230分G19059一炉钢，G17751好的G1237业G1075不低于30分G19059一炉钢，单G1186这一G9869G11487，和歌山制铁所一G4490就相G5415G6117G3281两G1022和一G1022G2334相同G16280G8181的钢厂。在这套工G14414中，G3800G10714好G14085G11839、G14085G11839后的扒渣和G2526车G1328业之间的G11695G11474是G1863G19202之一。G3281G1881通常的做G8873是在扒渣位G990G3698G2164一套G2379G6208提升机G6122是液压提升G19069，用于翻罐扒渣，这不仅G3698G2164G1114一套设备，G17836要多一G8437G2526罐G1328业。而在铁水罐车G990G3698G2164一套翻罐装置，G2375G14085G11839后的铁水罐G11464G6521行使到扒渣位置，倾翻扒渣，G1186而减少G2526车的往G17832G1328业，G13565G11713炼钢G7114间。目前对倾翻车的设计G17836主要存在三G1022G19602G9869行走机构的设计。G312倾翻传动设计。G313倾翻罐G5243设计。倾翻车液压系统在G3281G1881G17836G7422G5430成系统化、G7643准化，行业之间的G12466G1117G8616G17751G9620G9884。G1227G7696G8616G17751G7126G17161，一套这G7691的设备G1227G1552在G990G11346G987。而G6117G3281在设计制G17908G7114，一G1135技术G17836G19764G8443G8966的技术支G6357，这在G19489低成G7424G990是很不G2045的。目前，倾翻车的G2469G4649趋G2195是G7409着G20652效G5627、节G13434型、G6227受G17139G17745G3835、安G1852G5627等方G19766G2469G4649。13课题研究的意义倾翻车在冶金行业的应用越G7481越G15999重G16282。G1866G3374G4466G13796用，噪声G4579，工G1328平稳可G19764，便于G13512G1474G1457G1871，是目前炼钢G1237业不可缺少的一部分。研G12362倾翻车的液压系统A202A203A204A205A206A207A208A209A210A2111A212A2093的工G1328G2419G10714和设计计G12651是很有G5529要的。但是目前G1863于倾翻车液压系统的计G12651G7003G10498G19762常少，G3835多数G10995G1147厂G4490在设计和计G12651的G7114G1517G18129有所G1457G4444。设计过程中G7693G6466G19668要计G12651G1998油缸的推力G1209G2462分G7524倾翻车的工G1328过程G5483到油缸的行程，为G4466G19481的G10995G1147和液压系统的设计提G1391G10714G16782G1393G6466。14论文研究的主要工作G7424G16782G7003主要是对炼钢厂倾翻车倾翻铁水罐的液压系统G17839行分G7524设计计G12651。G20330G1820对此机构的G17828动G4410和动力G4410G17839行分G7524，并G5326G12447一G14336的计G12651G8181型，推G4560G1998液压缸活G3634所G6227受的推力，为液压系统的设计提G1391G1114G10714G16782G1393G6466，同G7114对液压系统G17839行设计，主要是液压G2419G10714G3282的G11842定G1209G2462液压元件的选G6333，并对液压元件做成集成G3371的G5430式安装到G6984G1022系统中。对G16843翻车的行走液压系统G11487成G19412G6523G20544G17810和G8905G6523G20544G17810两部分G17839行G5326G8181G1235G11507。A202A203A204A205A206A207A208A209A210A2112A213A214A215A216A217A218A219A220A206A20742倾翻车的液压系统设计21倾翻车液压系统的设计要求系统的倾翻的重G18339G7380G3835不G17241过300G2556，G7380G20652压力不G17241过30G48G51G68，G990升和下G19489的G7380G3835速度不G3835于0G170G24G12871G18G12198，G17828行过程要G8726平稳，不能有G6403动，且基于钢包的安G1852G5627G13783G15397，G5415G1998G10628G13051G5625G5785G1929G7114（G3926G1584电、液压系统G6937G19568等）应能G1457G16789钢包中钢水的安G1852和系统的安G1852，在液压系统中有G14403好的G1457G6264G6526G7057。22倾翻车液压系统的总体设计方案G13475过分G7524倾翻车的工G1328G2419G10714和设计要G8726，可G1209G3835G8022的G11842定倾翻车液压系统的G5647体设计方案。方案一G18331用一G1022活G3634液压缸G13864G6521在罐G5243的中心线位置，通过活G3634杆的伸G13565G7481驱动罐G5243的倾翻；动力源G18331用定G18339叶片G8905提G1391压力油；调速回路G18331用G17839口节流调速回路。方案二G18331用两G1022活G3634液压缸G13864G6521在罐G5243的中心线G19764到两侧G3800，通过两G1022活G3634杆的同G7114伸G13565G7481驱动罐G5243的倾翻；动力源G18331用定G18339柱G3634G8905提G1391压力油；调速回路G18331用G1998口节流调速回路。方案三G18331用两G1022活G3634液压缸G13864G6521在罐G5243的中心线G19764到两侧G3800，通过两G1022活G3634杆的同G7114伸G13565G7481驱动罐G5243的倾翻；动力源G18331用G2476G18339柱G3634G8905提G1391压力油；调速回路G18331用G1998口节流调速回路。系统的倾翻重G18339G17810到300G2556，G19668要G17751G20652的压力才能将铁水罐倾翻，G18331用一G1022液压缸驱动，G3281G1881的很多液压元件G18129不能G17810到该压力，G19668要引G17839G17839口液压元件才能满足要G8726，这G7691的G13475济成G7424会很G20652，而且G1209后液压元件G1998G10628G6937G19568后G1075不方便更G6454；单G1022液压缸G4466G10628驱动对罐G5243的平稳G5627很G19602G1457G16789，而且倾覆力矩G1075G8616G17751G3835。G18331用两G1022液压缸共同G4466G10628罐G5243的倾翻基G7424能G16311G1927G990述问题，但是这G7691G19668要两套液压系统，G3698G2164G1114液压元件的数目。由于液压缸的下G19489G3835部分是G19764罐体G14270身的重力下G19489，只G19668要G4579部分的液压推G10714就能G4466G10628，G1186节G13434能源G990G13783G15397，选G6333定G18339G8905有G9869浪费能源。叶片G8905的效G10587没有柱G3634G8905的效G10587低，G6451失的功G10587G1852部用G7481G2469G9921，由于这G1022系统G8905的功G10587G8616G17751G20652，G6451失的就相对G17751G3835。G17839口节流调速回路中油液通过节流G19412G1147G10995的G9921G18339G11464G6521随着油液G17839入液压缸，G1998口节流调速回路中的这部分G9921G18339G11464G6521排回油箱消散掉，而G1998口节流调速G17836能G6227受“G17139方G2533”的G17745G14667。综G990所述设计的倾翻车液压系统G18331用方案三G8616G17751合G10714。A202A203A204A205A206A207A208A209A210A2112A213A214A215A216A217A218A219A220A206A207523负载分析倾翻车将铁水罐倾翻一定角度的过程中，液压缸所受的力仅仅在活G3634杆G990的外部G17745G14667和活G3634与缸壁G1209G2462活G3634杆与G4560G2533套之间的密封阻力。工G1328G17745G14667G1328用在活G3634杆G17736线G990的重力，G5415此力的方G2533G3926与活G3634G17828动方G2533相同为G17139，相G2465为正。36150109814710GFMGN式（21）G5827G5627G17139G17745由于G2164速度G1147G10995的G5827G5627力。3400415010121005AVFMNT式（22）式中V速度G2476化G18339（M/S）；TG2563动和制动G7114间（S）。一G14336机械T0105S，对轻G17745低速G17828动部件取G4579G1552，对重G17745G20652速部件取G3835G1552。由于在下G19489过程中，液压缸主要是G19764铁水罐的G14270身重力下G19489，再G3698G2164液压油的辅助压力使液压缸下G19489。因此，在液压缸下G19489G7114G19764G20046序G19412防G8502液压缸由于受铁水罐的G1328用力而G1998G10628俯G1926快速下G19489，在此，初步调定G20046序G19412的压力为2G23G48G51G68。所G1209，G5415液压缸下G19489过程中，G1328用在液压缸G7092缸腔的G1328用力为661241080424771019302FPAKNA221式（23）式中PG20046序G19412的调定压力（PA）；1A液压缸G7092杆腔G19766积（2M）。因为液压缸在G990升G7114所G6227受的推力G7380G3835，在G8726G1998G990升G7114G7380G3835推力后就可G1209G11842定液压缸的尺寸，G1186而可G5483G1998液压缸G7092杆腔的G19766积。G1328用在活G3634G990的G17745G14667G17836包括液压缸密封G3800的摩擦阻力MF，由于各种缸的密封材质和密封G5430式不同，密封阻力G19602G1209精G11842计G12651，一G14336估G12651为1MMFF式（24）式中M液压缸的机械效G10587，一G14336取090095A222（机械设计手册第4G2379）A22321A224A225A226A227A228A229A230A231A232A233A234A235A236A237A238A239A240KNA241A229A242A234A235A243A244A234A235A236A245A246A247MFA248A249A250A251A252A253GAMFFFFA254A255A34A0A254A1A254A2A229A8GMFFFA254A255A254A3A254A3A4A3A5A6A7A9A10A11A12A13A14A152A16A17A18A19A20A21A22A23A24A256A43A2621A44A27A28A29GAMFFFFA30A31A32A33A35A36A30A37A36A38A47A39A40A29A41A271AMGFFFFFA49A30A42A35A45A49A37A37A40A29A41A271AMGFFFFFA49A30A42A35A45A49A37A37A40A29A41A271AMGFFFFFA49A30A42A35A45A49A37A37A51A46A30A35A48A50A52A53A54A55A56A57A5809MA592A60A61A62A63A64A65A53A66A67A68A69A70A71A5924绘制负载图和速度图G17139G17745G3282按表11计G12651的数G1552绘制。按G990升和下G19489G7114的速度相同，取004/VMS。A7221A73A74A72A75A76A77A78A24A25A79A80A81A822A16A17A18A19A20A21A22A23A24A257A7222A27A83A7225初选系统工作压力压力的选G6333要G7693G6466G17745G14667G3835G4579和设备类型而定。G17836要G13783G15397执行元件的装配空间、G13475济G7477件G2462元件G1391应G5785G1929等限制。在G17745G14667一定的G5785G1929下，工G1328压力低，G2195G5529要G2164G3835执行元件的结构尺寸，对某G1135设备G7481说，尺寸要受到限制，G1186材料消耗角度G11487G1075不G13475济；G2465之，压力选G5483太G20652，G5529然要提G20652设备的成G7424。一G14336G7481说，对于固定的尺寸不太受限的设备，压力可G1209选低一G1135，行走机械重G17745设备压力要选的G20652一G1135。G7693G6466机械设计手册第4G2379（参G13783G7003G104981），可取工G1328压力25PMPA。A