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A1A0A2A3A4A5A6A8A9A7A11A121A13第1章绪论11热轧宽带钢轧机发展概况热轧宽带钢轧机的发展已有70多年的历史,第一套热连轧机于1926年诞生于美国。汽车工业、建筑工业、交通运输业等的发展,使得热轧机冷轧薄钢板的需求量不断增长,从而促进热轧宽带钢轧机的建设获得了迅速和稳定的发展。促进热轧宽带钢轧机及工艺技术发展的主要因素是要求其生产能力不断提高,从而钢卷质量不断增大和轧制速度不断提高,同时提出扩大产品品种的要求;要求产品的尺寸精度和性能不断提高;受1973年中东石油危机的冲击而转向注意开发节约能源技术;进入20世纪80年代中期更加注重产品质量的提高,并对板形质量及带钢凸度和平直度提出更高的质量要求。热轧宽带钢轧机的热轧板卷,不仅可以G1391薄板和中板直G6521使G11004,G17836可以G1328G1038G991G17959工G5219冷轧、G9950G12661、冷G5379G3423钢的G2419G7021。带钢热连轧机从50年代G17227,G3324世G11040G14551G3272G1881已G6116G1038带钢生产的主要形G5347。G11458G2081世G11040G9901000MM以G990的热轧机和带卷轧机有200G1325套。带钢热连轧机G1867有轧制速度高、产量高、G14270G2172G2282G12255度高的G10317G9869,轧制速度50年代G10381012M/S,70年代已G178101830M/S,产品G16280G7696G1075G11013生产G2414度G103828MM,宽度G4579于2000MM的G6116卷带钢扩大G2052生产G2414度1220MM,宽度2500MM的带钢。带卷重量的加大和G1328业G10587的提高,使G10628有的带钢热连轧机年产量987T,G7380大卷重G1075G1101315T增加G205270T。G3395G7021尺寸及重量加大,要求设G13634更多的工G1328机G5243,G17819G2447的G12907轧机G13464和精轧机G13464的工G1328机G5243G2010G2047G103824G7562和56G7562,G10628已G2010G2047增加G205246G7562和78G7562,轧机尺寸G1075G11468G5224增加。G10628代的带钢热连轧机G19512了G18331G11004G2414度G14270G2172G6523制G3818,G17836G4466G10628了G11017G4388G16757G12651机G6523制,从而大大提高了G14270G2172G2282G8712平,G6925G2904了产品质量,带钢G2414度G1856G5058不G17241G17819G10205MM,宽度G1856G5058不G17241G178190510MM,并G1867有G14403G3921的板形。90年代以G7481,钢G19093生产G11713G8981G12255迅速开发和G6524G5203,薄板G3395G708G6122中G2414板G3395G709连G19148连轧工艺的出G10628,G8503G3324G6925G2476G11540G1268G13491的热连轧机G5078G3342。G142701987年7G7388第一套薄板G3395连G19148连轧生产G13459G3324美国G13457G7619G1856G2508G6249产以G7481,G20521997年已建G6116和G6323建的有33套。连G19148连轧技术是G4570A1A0A2A3A4A5A6A8A9A7A11A122A13钢的G1969G3278G6116G3423G994G2476形G1016G1022工G5219G15912G6521G17227G7481,G4570连G19148G3395G3324热G10378G5589G991G13499G13505G17877入精轧机G13464,直G6521轧制G6116带卷产品。12热轧宽带钢轧机生产技术G1268G13491热轧带钢生产的G7044技术和G7044设G3803有G7081G709G3连G19148板G3395热G16025G708HCRG709和直G6521热G16025G708DHCRG709技术G7082G709G3板G3395定宽G2399力机G7083G709G3G12907轧机G12447G17758G1403G2399G11713G15904G12255G6523制G708SSCG709和宽度G14270G2172G6523制G708AWCG709G7084G709G3中G19400G17758G17959G1457G9299G13629和带G3395G17805G18108G11017感G5224加热器。G12907轧机出口带G3395长度可G178108090MM,进精轧机轧制G17819G12255中G1038减少带G3395头尾温G5058,设G13634G1457温G13629是简单易G15904的有效技术。精轧机G13464G2081的带G3395G17805G18108G11017感G5224加热器是针对轧制薄G16280G7696产品和硅钢、不锈钢、高碳钢G10317殊品种设G13634的。G7085G709G3精轧机G13464全液G2399G2399G991及AGC系G13491。20世纪90年代G6249产的热轧机精轧机G13464取消了G11017G2172G2399G991G16025G13634,而G18331G11004液G2399缸G15904G12255G1038110120MM的全液G2399G2399G991G16025G13634和AGC系G13491。G10628代的HAGC系G13491G2414度G6523制数学模G3423不断完G2904,G6523制精度不断提高。G7086G709G3精轧机板形G6523制技术。我国G10628有及G6925造的热带轧机G18331G11004的板形G6523制方G5347有3种一是工G1328G17758G5379G17758和轴向移G2172G708串G17758G709G16025G13634;二是连G13505可G2476凸度G6523制G708CVCG709;三是G6116对交叉G17758轧机G708PCG709。CVC和PC轧机是20世纪80年代开发研制的板形G6523制轧机,是当代先进的板形G6523制技术,G11004于轧制薄G16280G7696、低凸度宽带钢产品。G7087G709G3带钢层G8981冷却系G13491。G11458G2081国G1881所有G10628代G2282的热连轧机和经G6925造的老轧机,带钢层G8981冷却系G13491均已G17810G2052先进G8712平。G7088G709G3全液G2399地G991卷取机。20世纪90年代G7044建热轧卷取机和经G6925造的G2419有卷取机,均G18331G11004全液G2399驱G2172和踏步G6523制。G7089G709G3主G1268G2172系G13491交G8981G2282G70810G709G18331G11004三级G6122四级G16757G12651机G6523制和G12661理系G13491G11458G2081,ASP技术G6116G1038热轧带钢轧制的发展方向,它既有常G16280轧制的优越性,又G1867有直G16025直轧高效节能的突出G10317G9869以及G14270己完整的技术体系。ASP其工艺、产品、工艺技术A1A0A2A3A4A5A6A8A9A7A11A123A13G10317G9869如G991G7081G709ASPG1038中薄板G3395连G19148连轧直G6521G11468G6521紧凑G5347布G13634的G11713G8981G12255热轧带钢生产工艺,G1867有高效、节能、G16280模G2282的热轧带钢生产G10317色。G7082G709ASP生产的低碳钢、G9950瓶钢、G12661G13459钢、集G16025箱钢等13大系列产品域完全覆盖的常G16280轧机产品,试制G6116功的高科技含量产品IF钢、X70G12661G13459钢、G11017磁材G7021硅钢,是向了真G8503意义G990替代常G16280轧机产品的G11458标。G7083G709ASPG1867有高科技产品生产技术、优质中薄板G3395生产技术、G14270身G10317色的三级G16757G12651机G6523制技术、G6523轧G6523冷技术、G14270G11013轧制技术、物G8981平衡技术、直G6521轧制和微能加热直轧技术等一整套中薄板G3395G11713G8981G12255热轧带钢生产专有技术。G7084G709ASP技术代表了当代热轧带钢轧制技术的发展方向,G4466G10628了G6249资少、G6116本低、高效G10587、G16280模G2282热轧带钢生产。G7085G709ASP技术以快速、高效、节能、绿色的工业生产,显示出旺盛的生命力。该项技术的G6524G5203,终G4570G6524G2172大G16280模、高质量、低G6116本、全品种的绿色高效的热轧带钢生产。A14112150MMASPA2A10A15A16A17A18A19A1413热轧带钢生产工艺与车间概况G10628代G2282连G13505G5347热带钢轧机,主要G11004于轧制G2414度G1038120MM的带钢。连轧机使G11004G2419G7021G2414度150350MM的板G3395G6122连G19148G3395。G3324连G13505G5347加热炉中,G4570板G3395加热G2052轧制温度后,先G3324G12907轧机G13464的G12447G17758G19512鳞机G5243破G19512板G3395表层的氧G2282G19093皮。经G12907轧机G13464各工G1328机G5243后,轧制A1A0A2A3A4A5A6A8A9A7A11A124A13G6116G2414度G10382560MM的长带G3395。经G17819切头飞剪切G2447带G3395端头,G17877入G1867有67G5243四G17758G5347连轧机的精轧机G13464中,轧G6116G6116品G2414度的带钢。经冷却G2052550650后,卷G6116钢卷,G11004链G5347运输机G17877往热轧卷材仓库存放。冷却至常温后,G11013精整工段的横切机G13464G6122纵切机G13464经开卷、矫直、平整及剪切后,切G6116定尺长度的热轧钢板G6122窄带钢卷,G1391G5224工业生产需要。热连轧机可G2010G1038连G13505G5347、G2334连G13505G5347、四G2010G1055三连G13505G5347等。连G13505G5347热带钢轧机,G19512G12447G17758机G5243G3818,G1861有1113G1022工G1328机G5243,均G1038不可G17882G5347轧机。各机G5243均进G15904一G17959G8437轧制。G7693G6466车G19400设G3803G13464G6116及主G11017机功G10587的不同,轧机年产量约G3324200600G987G2556G1055G19400。G2334连G13505G5347热带钢轧机,G19512G12447G17758G19512鳞机及一G2500二G17758不可G17882G5347轧机G3818,G11004一G2500可G17882G5347四G17758轧机G2465G3809轧制,进G15904G1972G17959G8437G2399G991,轧G6116带G3395G17877往精轧机G13464,精轧后卷G6116钢卷。G1861有79G1022工G1328机G5243。轧机年产量G7693G6466设G3803能力不同,约G3324100250G987G2556G1055G19400。G1857G2325年代后出G10628的四G2010G1055三连G13505G5347热带钢轧机的G12907轧机G13464,G18331G11004一G2500四G17758G5347G6122二G17758G5347可G17882轧机G7481代替3G2500四G17758G5347不可G17882轧机,其G1325轧制设G3803G994连G13505G5347G11468同,G17837G7691可以减少设G3803重量,G13565G11713车G19400长度,减少建设G6249资。车G19400年产量G994连G13505G5347热带钢轧机G11468同。14方案选择和评述G1268G2172G18331G11004G11017机、减速机、G21843G17730G5243的G1868G3423G1268G2172形G5347,G1268G2172G16025G13634示意G3282如G328212A1412A21A20A22A23A24A19A25A26A14A1A0A2A3A4A5A6A8A9A7A11A125A13因G1038F3机G7562轧制速度不高,而G1000精轧机G13464主G11017机功G10587不是G5468大,所需减速机尺寸不大,G6116本和G13512G1474G17165G11004加G11017机G17165G11004,G8616直G6521G18331G11004低速G11017机G6116本要低,G6937G18331G11004减速机减速G1268G2172。G21843G17730G5243G17227G2010G18209G6209G11709的G1328G11004,它的可能的替代形G5347是G18331G11004G2464G11017机驱G2172,G11013于精轧机轧制G2399G991量G17751G4579,轧制力和力G11709G1075G17751G4579,G5224G11004G21843G17730G5243G2010G18209力G11709G21843G17730G5243的尺寸不G3838大,制造和G13512G1474G8616G17751G4493易,所以G6116本G8616G2464G11017机要低。G2399G991系G13491G18331G11004液G2399G2399G991G16025G13634G2399G991系G13491G2010G11017G2172G2399G991和液G2399G2399G991G1016种,G11468对于G11017G2172G2399G991液G2399G2399G991G1867有快速G2721G5224性G3921,G16855整精度高;G17819G17745G1457G6264简单、可G19764,G1268G2172效G10587高;G1427于快速G6454G17758,提高轧制G1328业G10587等优G9869,G6937G18331G11004液G2399G2399G991G16025G13634。平衡G16025G13634G18331G11004液G2399G5347平衡平衡G16025G13634G12879G3423有G5389G12795G5347、重G19192G5347和液G2399G5347等。G11013于精轧机G13464需要经常G6454G17758,而G1000G5389G12795G5347G16025G13634G6454G17758时需G1166工G6298G16025G5389G12795,G17165力、G17165时,G6937不G18331G11004G5389G12795G5347平衡。重G19192G5347工G1328可G19764,G13512G1474方G1427,G1306设G3803重量大,轧机的G3534G11796G13479G7512G17751G3809G7446。G11013于四G17758热轧要平衡的重量G5468大,使得设G3803重量G1262更大,G6937G1075不G18331G11004。液G2399G5347平衡G16025G13634G13479G7512紧凑,G994其它平衡方G5347G8616G17751,使G11004方G1427,易G6817G1328,能G6925G2476油缸G2399力,而G1000可以使G990G17758不受G2399G991G15758G1009的约G7475而G990G991移G2172,所有G17837G1135G18129有G2045于G6454G17758G6817G1328。G6937G18331G11004液G2399G5347平衡G7380G2524G17878。G3G3G3G3G3A1A0A2A3A4A5A6A8A9A7A11A126A13第2章主电机容量的选择21轧制力的计算211主要参数的选择1、轧制G16280G12255F3精轧机板G3395断G19766240G1042300MM2重240KG轧制速度168M/SG2419G7021断G19766102G1042250MM2G6116品断G1976672G1042250MM2轧制温度T960G3G3G3G3G3G3G3G3G3G3G3轧制钢种G3Q2352、工G1328G17758直G5464G17885G6333G11013G2688入G7477G1226G11842定G7380G4579工G1328G17758直G5464COS11HDG70821G709G5347中G252G252G7380大G2688入G16294,它和轧G17758G994轧G1226G19400的G6717G6842系数有G1863,15G10120G1011;HG252G252G7380大轧制G2414度G5058,10HHH,已G11705H20MM。9558615COS120COS11MMHDMMG13783G15397G4445全性及其G1194因素,取1D850MM。3、G17758身长度,G17758G5464和长度G17758身长度G11013所轧钢板G7380大宽度MAXBG11842定ABLMAXG70822G709A27A28A29A30A31A32A33A34A35A36A37A387A39G5347中AG1552G16282钢板宽度而定。当MAXB4001200MM时,A100MM;MAXB10002500MM时,A150200MM;当钢板更宽时,A200400MM。1已G11705钢板G7380大宽度MAXB1950MM,取A200MM,G20291L2250MM200MM2450MM。G17758G20060直G5464D和长度LG994轧G17758轴G6227形G5347及工G1328G17745G14667有G1863。G11013于受轧G17758轴G6227G5464向尺寸的G19492制,G17758G20060直G5464G8616G17758身直G5464要G4579得多。精轧机G13464G11013于轧制力G17751G4579G18331G11004G9390G2172轴G6227,使G11004G9390G2172轴G6227时,G11013于轴G6227G3818G5464G17751大,轴G20060尺寸不能G17819大,一G14336G17829G1296地G17885DD55050,G17758G5464长度L,DL08310。1取1D510MM1L385MM4、G6915G6227G17758尺寸对于四G17758轧机,G1038减G4579轧制力,G5224G4625量使工G1328G17758直G5464G4579G1135。G1306工G1328G17758G7380G4579直G5464受G17758G20060和轴头的G6209转G5390度和轧G1226G2688入G7477G1226的G19492制。G6915G6227G17758的直G5464主要取G1927于G2030度和G5390度要求。1G76091表3312DD1822,2DL1018。取2D1600MM2L2150MM2D1184MMA40A41A42A43A44A45A46A47A48A49A50A518A525、工G1328G17758、G6915G6227G17758G13479G7512示意G3282A53AA54A53BA54A5521A56A57A58A53AA54A59A60A61A58A53BA54A62A63A64A65A55212轧制力计算TUTKKK0EXPBTAKTA66A67A68A69A70A71A72A73A74A75A76A779A781000173TTDTCUUK1040140MNMTREREKG11013于2232163425MMHHRHL;G18331G11004G9381G2172理G16782G16757G12651平均G2476形速度831301HHLVUMMM/S平均G2476形G12255度200320HHM真G4466平均G2476形G12255度22011LNMMRG76091表21Q235G1856G5347系数如G99121510MPA;6653A;8782B;1220C;1860D;4021E;3790N;代入G1856G5347得968163MPAG11013G16211G3994G7043G1856G5347,平均单G1313G2399力KNPMG70823G709其中563188968163151151KMPAPIPI11LN121LN141ARCTAN12111HRHHHRNRA79A80A81A82A83A84A85A86A87A88A89A9010A91G5347中2111RHRHHRPI1ARCTAN211LN8TAN11RHRHR以G990G1856G5347G2454G162771G1856G5347281,284,285;412910021030HHG6238已G11705数G6466代入以G990G1856G5347得0390R08911HHRN1530所以平均单G1313G2399力MPG1038;52885301563188KNPMMPA轧制力HRBPFPPMM;1522342521505288PMN22轧制力矩的计算G1268G2172轧G17758所需力G11709G1038轧制力G11709ZM,G11013工G1328G17758带G2172G6915G6227G17758的力G11709RMG994工G1328G17758轴G6227中G6717G6842力G117091FM三G18108G2010G1055和,G23751FRZKMMMMG70824G709求轧制力G11709ZMPAMZG70825G709A92A93A94A95A96A97A98A99A100A101A102A10311A104A105A106A10722A108A109A110A111A112A113A110A114A115A116A117A118G5347中PG252G252轧制力;AG252G252轧制力力G14230,当01TT时,SIN21DA;又,50G1038G2688入G16294,11COSDH;所以1785MMG202946395ZMKNG22109M工G1328G17758G1268G2172G6915G6227G17758的力G11709RMCRMRG70826G709COSCOSPRG70827G709A119A120A121A122A123A124A125A126A127A128A129A13012A131G5347中G252G252工G1328G17758G994G6915G6227G17758连G5527G13459G994G3414直G13459G3853G16294,22ARCSIN21DDE;105EMM;G252G252轧G17758连G5527G13459G994G2465力R的G3853G16294,2ARCSIN22DM;3010MMM;CG252G252G2465力R对工G1328G17758的力G14230,SIN2COS1DMC;取30MMM,10EMM,G202946770139103321C所以7514RMKNG22109M工G1328G17758的G6717G6842力G117091FM11FMFG70828G709G5347中FG252G252工G1328G17758轴G6227G3800的G2465力,当01TT时,SINRF1112D工G1328G17758G18331G11004G9390G2172轴G6227,取00401;2222DG6915G6227G17758G18331G11004液体G6717G6842轴G6227,取00302;G20291201FMKNG22109MG11013以G990各G5347可得KM41033KNG22109MA132A133A134A135A136A137A138A139A140A141A142A14313A144G1268G2172G1016G1022工G1328G17758的G5647G1268G2172力G11709G1038KKMM282066KNG22109M23主电机容量选择231电机初选轧G17758转速PI160DVNZ3775R/MING11013轧G17758G19757力G11709G2033G17885G11017G2172机功G10587559ZKERNMNG11013于900860取860,KM82066KNG22109M,ZN3775R/MIN代入得ERN377206KNG2033G17885G11017机功G10587G5224G9397G17287ERERNN,G13783G15397其G1194G17959G8437和轧制其G1194G1226及其发展需求取ERNG5224大G1135。所以取10000ERNKWG76092G17885ZDAIDQ0264854G3534本G2454数如G991功G10587ERN10000KW转速ERN150/450R/MING5647重M104100KGG3818形尺寸G2454G162772160G20041G11013于轧G17758转速G17840低于G11017机G20081定转速可G18331G11004以及G21843G17730减速机。G18331G11004标G1946减速机,G2033G17885G1268G2172G86165222IA145A146A147A148A149A150A151A152A153A154A155A15614A157295522275370NR/MINERNG9397G17287要求G11017机G20081定转G11709676369550ERERERNNMKNG22109M232计算电机轴上的力矩主G11017G2172机轴G990的力G11709DMG11013轧制力G11709ZM,G19480加G6717G6842力G11709FM,空转力G11709KONM和G2172力G11709DONM四G18108G2010G13464G6116,G2375DONKONFFZDMMMIMMM21G70829G709G7081G709轧制力G1170958395120463951FZKMMMKNG22109MG708210G709G7082G709G19480加G6717G6842力G117092FMIMMKF1112G708211G709G5347中1G252G252主G11017机G2052轧G17758G1055G19400的G1268G2172效G10587G7609G2454G13783资G7021990A158A159A160,980A161A162,960A163A164A165A166903609609809909809901731652225839519036012FMKNG22109MG7083G709空转力G11709KONNNNNKONMIDGM2G708212G709A167A168A169A170A171A172A173A174A175A176A177A17815A179G11013于G16757G12651G8616G17751繁锁,常G11004KKONMM060030估G12651空转力G11709,G13479果G994真G4466G1552G11468G5058不大。522033410050050KKONMMKNG22109MG7084G709G2172力G11709DTDGDDTDJMDON42G708213G709G76092转G2172惯量445JTG22109M2,取20R/MING22109SDONM9508KNG22109MG2029G11017机轴G990力G117091828908955220731690360522258395DMKNG22109M233电机容量校核G11017机G17819G17745校核03524506763718289KMMKERDG708214G709符G2524G7477G1226A167A168A169A170A171A172A173A174A175A176A177A17816A179第3章压下装置的选择G2399G991G16025G13634是G16855整工G1328G17758G17758缝的G16025G13634,本轧机G18331G11004液G2399G2399G991G16025G13634。液G2399G2399G991G16025G13634直G6521通G17819G4445G16025G3324牌坊G990横梁G994轴G6227G5243G1055G19400的液G2399缸进G15904轧G17758G1313G13634G6523制。液G2399缸的G15904G12255有三种G11713G15904G12255G708G4579于50MMG709、中G15904G12255G708G4579于200MMG709、长G15904G12255G708大于200MMG709。G11713G15904G12255仅G1328G1038AGC功能G1055G11004。中、长G15904G12255G19512了有AGC功能G1055G3818,G17836G6227担G17758缝预定功能。液G2399G2399G991G8616G11017G2172G2399G991机G7512大G1038简G2282,而G6523制精度G8616G11017G2172G2399G991大幅度提高。A18031A181A182A182A183A184A185A186A187A180A188A189A190A191A192A193A194A195A196A197A198A19917A200第4章轧辊的强度计算四G17758轧机G5390度G16757G12651G10317G9869工G1328G17758驱G2172,工G1328G17758G16757G12651G6209转,G6915G6227G17758只G16757G12651G5379曲和G2030度。41工作辊强度计算工G1328G17758G6209力G2010析及G6209G11709G3282如G328241所示A18041A201A202A180危险截G19766G3324AB段KM41033KNG22109M端头尺寸如G328242所示扁头尺寸取G1552G2454G162773P152435HMM,5003DMMA18042A188A189A190A191A192A193A194A195A196A197A198A19918A200G76094P425轧G1775850BKG/MM285856060BMPAG1268G2172端G1038端头时,G7380大剪G5224力G1038G708G24543P182G709450650333DHDMKG70841G709代入数G6466得12505050435065050103341033MPA42支承辊强度计算G6915G6227G17758受G5379G11709和G5224力G2010布如G328243所示G3324轴G2006011和22断G19766G990的G5379曲G5224力G2010G2047G103831111120DPCG70842G70932222220DPCG70843G709G5347中PG252G252G5647轧制力11D,22DG252G25211和22断G19766的直G54641C,2CG252G25211和22断G19766G2052G6915G2465力2P的距离G252G252许G11004G5379曲G5224力A203A204A205A206A207A208A209A210A211A212A213A21419A215A21643A217A218A219A220A221A222A223A224A225A226对于11断G19766109511DMM4251CMM1522PMN对于22断G19766118422DMM5702CMM1522PMN冷硬G19148G19093轧G177588070MPA代入G1856G5347G70842G709、G70843G709得853509512042501522311MPA03381841205701522322MPAG6915G6227G17758G17758身中G1810833断G19766G3800G5379G11709G7380大840LLPMWG70844G709A227A228A229A230A231A232A233A234A235A236A237A23820A239G17758身中G1810833断G19766的G5379曲G5224力G103824003233LLDPG70845G7092DA240A241A242A243A244A245A246A247A248A249A250A251对于33断G1976614042DMM;2150LMM;32900LMM代入G1856G5347G70845G709得324421522934041401522333MPA工G1328G17758G994G6915G6227G17758G19400G6521触G5224力G16757G12651G7380大G5224力NRRRRQE2121MAX4180G70846G709G5347中QG252G252加G3324G6521触表G19766单G1313长度G990的负G14667,30101521522LPQMN/M21,RRG252G252G11468互G6521触的G1016G1022轧G17758的G2334G5464G76096157578EGPAG76091表382200NMPA615312850261285026110157301041803MAXMPANG9397G17287G7477G1226G7380大切G5224力MAXMAX3040G70847G709G76091表38670MPA,G2029A252A253A254A255A1A0A2A8A9A3A11A1221A1361161615313040MAXMPAG9397G17287G7477G122643轧辊的变形计算四G17758轧机轧G17758G2476形主要G2465映G3324G6915G6227G17758。设轧G1226G994轧G17758G19400G1328G11004G11540均布G17745G14667Q,G1000BPQ。PG1038轧制力,BG1038轧G1226宽度,LG1038G17758身长度,CG1038G6915G2465力G1328G11004G9869G2052G17758G17805的距离G708G328244G709A1444A15A4A5A6A7A10A16A14轧G17758G17758身中G9869G5647挠度G103821FFFG70848G709G5347中1FG252G252G11013G5379G11709所引G17227的挠度G15521FG252G252G11013切力所引G17227的挠度G1552G11013卡氏定理和G17805G11040G7477G1226得164488184332341DDCBABAEDPFG70849G709A17A18A19A20A21A22A7A23A24A25A26A2722A28122222DDCBADGPFPIG708410G709已G11705PG252G252轧制力,1522PMNAG252G252轧G17758轴G6227中G5527G13459G1055G19400的距离,3290AMMBG252G252轧G1226宽度,2250BMMCG252G252G6915G2465力G1328G11004G9869G2052G17758G17805的距离,5702LACMM157EGPA,60GGPAG708G76096P61G709,16002DMM,2150LMM,10952DMM,代入G1856G5347G70849G709,G708410G709得3101FMM1602FMMG2029此轧机轧G17758中G9869G5647挠度470FMMA29A30A31A32A33A34A35A36A37A38A39A4023A41第5章机架的设计计算51机架的结构尺寸1、窗口尺寸1860BMM7600HMM2、G12447柱断G19766积如G328251所示848008001060SMM28480M2A4251A43A44A45A463、受力及力G11709G3282机G7562的受力情况可简G2282G1038如G328252的形G53472920106018601LMM9400180076002LMM52机架的强度计算521惯性矩的计算1、G12447柱G2454G13783G32825107940120618012332BHIM4A47A48A49A50A51A52A53A54A55A56A57A5824A59A4252A60A61A62A63A64A65A66A422、横梁截G19766如G328253388808180121121331BHIM4A4253A67A68A69A46A47A48A49A50A51A52A53A54A55A56A57A5825A59522截面系数的计算1、G12447柱149806061806222BHWM32、横梁4320681806221BHWM3523强度计算G76096G19148G19093梁40MPA1、横梁假设31II,G2029221122111124ILILILILRLMG70851G709079404938880922079404938880292249221007116610847NG22109M15184320847111WMMPAG70852G709G9397G17287G7477G1226A70A71A72A73A74A75A76A77A78A79A80A8126A82A83A83A8454A85A86A87A88A842、G12447柱1124MRLMG70853G70966108474922100711610240NG22109MG12447柱G1881G1403的G5224力G3G3G3G313814980240800612071122222WMFRNMPAG70854G709G3G12447柱G3818G1403的G5224力G3G3G3G3G3G3A89A90A91A92A93A94A95A96A97A98A99A10027A10186514980240800612071122222WMFRAMPAG70855G709G9397G17287G7477G122653机架的变形计算机加G3324G3414直方向的G5389性G2476形G11013以G991三G18108G2010G13464G6116321FFFFG70856G709G5347中G3G31FG252G252G11013G5379G11709产生的横梁G5379曲G2476形,424211211MRLEILFG70857G70941024024922100711079401020092266921860MM2FG252G252G11013切力产生的横梁G5379曲G2476形,1122GFRLKFG70858G70980811080292210071121961680MM3FG252G252G11013拉力产生的G12447柱拉伸G2476形2232EFRLFG70859G7090618010200249100711963070MMA102A103A104A105A106A107A108A109A110A111A112A11328A114以G990各G5347中EG252G252机G7562材G7021G5389性模数,取200EGPAKG252G252断G19766形G10378系数,对于G11709形断G1976621KGG252G252机G7562材G7021剪切G5389性模数,取80GGPA1FG252G252横梁断G19766积2FG252G252G12447柱断G19766积G2029G5647G2476形6610307016801860FMM对于热轧四G17758轧机的机G7562,机加G5647

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