起重机用三支点硬齿面减速器.doc

起重机用三支点硬齿面减速器1 范围本标准规定了起重机用三支点硬齿面减速器的型式、基本参数、尺寸、技术要求、试验方法和检验规则等。本标准适用于QY3S、QY4S和QY34S三个系列的外啮合渐开线斜齿圆柱齿轮减速器（以下简称减速器），该减速器主要用于起重机的各有关机构，也可用于运输、冶金、矿山、化工及轻工等机械设备的传动机构。2 规范性引用文件下列文件中的条款通过本标准的引用而成为本标准的条款。凡是注日期的引用文件，其随后所有的修改单（不包括勘误的内容）或修订版均不适用于本标准，然而，鼓励根据本标准达成的协议的各方研究是否可使用这些文件的最新版本。凡是不注日期的引用文件，其最新版本适用于本标准。GB/T 191 包装储运图示标志（GB/T 191-2000,eqv ISO 780:1997）GB/T 700 碳素结构钢GB/T 1356 通用机械和重型机械用圆柱齿轮 标准基本齿条齿廓（GB/T 1356-2001,idt ISO 53:1998）GB/T 1357 渐开线圆柱齿轮模数GB/T 1591 低合金高强度结构钢GB/T 3323 钢熔化焊对接头射线照相和质量分级GB/T 3478.1 圆柱直齿渐开线花键 模数 基本齿廓 公差 （GB/T 3478.1-1995,eqv ISO 4156:1981）GB/T 3811 起重机设计规范GB/T 5117 碳钢焊条GB/T 5118 低合金钢焊条GB/T 5903 工业闭式齿轮油GB/T 6404.1 齿轮装置的验收规范 第1部分：空气传播噪声试验规范GB/T 10095.1 渐开线圆柱齿轮 精度 第1部分：轮齿同侧齿面偏差的定义和允许值（GB/T10095.1-2001,idt ISO 1328-1:1997）GB/T 11345 钢焊缝手工超声波探伤方法和探伤结果分级GB/T 13306 标牌GB/T 13384 机电产品包装通用技术条件JB/T 7929 齿轮传动装置清洁度JB/T 9050.3 圆柱齿轮减速器 加载试验方法3 型式3.1 结构型式减速器按传动方法分为三级传动（QY3S）、四级传动(QY4S)和三、四级结合型（QY34S）。减速器的结构型式见图1。3.2 装配型式减速器共有九种装配型式，见图2。3.3 安装型式减速器有卧式（W）和立式（L）两种安装型式。在偏转角a范围内为卧式安装，在L范围内为立式安装，见图3。注：a角的度数与减速器的传动比有关，当减速器倾斜a角时，应保证使中间级大齿轮沾油12个齿高。3.4 支承型式减速器为三支点支承型式，见图4.3.5 轴端型式3.5.1 高速轴端减速器的高速轴端采用圆柱轴伸，平键联结。3.5.2 低速轴端 减速器的低速轴端有三种型式：a) P 型： 圆柱轴伸，平键，单键联结；b) H型： 花键轴伸， 渐开线花键联结；c) C型： 齿轮轴端，（仅名义中心距为180mm560mm,且装配型式为、和的减速器具有齿轮轴端）。低速轴端的型式和尺寸应符合图5和表1.3.5.3 型号和标记减速器的型号表示方法如下：标记示例：名义中心距a=315mm,公称传动比i=56,装配型式第种，低速轴为齿轮轴端立式安装的三级传动起重机用三支点硬齿面减速器，标记为： 减速器 QY3S315-56 CL JB/T 4 基本参数和尺寸4.1 中心距减速器以低速级中心距为名义中心距。4.1.1 QY3S减速器的中心距应符合表2的规定。表1 mm名 义 中 心 距 aKP 型H 型d(m6)Lbtmzd(h11)d(k6)d(k6)LLLdhA160185751052079.5318575060823527M61625180195901302595322696070904030M616302002159513025100327847085954530M1020352252301001652810651895801001255535M122540250255110165281165221151001201356040M122540280270130200321375221151001201356040M122540315310140200361485261351201401557545M122550355335170240401795301551401601658050M122560400375180240451905341751601801809055M1630804504152202805023153819518020019010055M1630805004502603305627282621619022220511060M16301105605102803806329283024822025422012560M16301106305653003807031483428025028623514060M16301407106003404508035583831228031826015570M20401408006704005409041784436032036628517575M2040160名义中心距 aC 型mzDD(H7)KKBEDD(f9)LL16018035617490279.52532525401354560200456232120302.52713525401705075225456232120339.5308352540170507525065634817040237040324526076100280656348170402370403245260761003156563481704293974032452607610035584840018045041550325026078100400854448200482442503210528078110450104850020054550560351053008012050010586002506205757040110340851256001058600250620575704011036085125表2 mm低速级a160180200225250280315355400450500560630710800中间级a112125140160180200225250280315355400450500560高速级a8090100112125140160180200225250280315355400总中心距a352395440497555620700785880990110512401395156517604.1.2 QY4S减速器的中心距应符合表3的规定。表3低速级a200225250280315355400450500560630710800中间级a140160180200225250280315355400450500560次高速级a100112125140160180200225250280315355400高速级a718090100112125140160180200225250280总中心距a51157764572081291010201150128514401620181520404.1.3 QY34S减速器的中心距应符合表4的规定。表4低速级a200225250280315355400450500560630710800中间级a140160180200225250280315355400450500560次高速级a100112125140160180200225250280315355400高速级a718090100112125140160180200225250280总中心距a440497555620770785880990110512401395156517604.2传动比4.2.1 QY3S减速器的公称传动比应符合表5的规定，实际传动比与公称传动比的极限偏差为5%。4.2.2 QY4S和QY34S减速器的公称传动比应符合表6的规定，实际传动比与公称传动比的极限偏差为6%.4.3 齿轮基本齿廓减速器齿轮的基本齿廓应符合GB/T 1356的规定。4.4 齿轮模数和螺旋角减速器齿轮的法向模数m应符合GB/T 1357的规定，齿轮的螺旋角=12。4.5 外形尺寸和安装尺寸4.5.1 QY3S减速器的外形尺寸和安装尺寸应符合图6和表7的规定。4.5.2 QY4S减速器的外形尺寸和安装尺寸应符合图7和表8的规定。4.5.3 QY34S减速器的外形尺寸和安装尺寸应符合图8和表9的规定。4.6 承载能力4.6.1 QY3S减速器的公称输入功率应符合表10的规定。4.6.2 QY4S，QY34S减速器的公称输入功率应符合表11的规定。4.6.3 减速器输出轴端的最大允许径向载荷R应符合表12的规定。4.6.4 减速器输入轴端的瞬时允许转矩为额定输出转矩的2.7倍 表5名义中心距 a 公 称 传 动 比16182022.4252831.535.54045505663718090实 际 传 动 比16015.4317.2019.2121.5324.2427.4431.2835.3738.7442.8649.0954.3161.4969.7579.8287.3018015.8418.3120.2322.4124.9227.8231.7335.8439.5344.6550.0957.6662.1571.0382.8990.9420015.7017.4919.5321.8924.6527.9031.8135.9739.3945.2350.1457.5766.0271.0380.0592.9522515.9318.4220.3522.5525.0727.9931.9236.0540.4545.8851.2258.1163.5570.0480.0591.3225015.6017.3219.2722.5124.1027.1530.7835.8138.3543.8348.6055.5460.9469.4279.9186.1328015.8718.2720.1222.2125.9428.9231.0636.5838.2545.0448.6854.8663.4669.5580.0586.2831515.2117.1919.9022.0224.4527.2730.5834.5238.7643.7549.0854.0961.7169.3779.8586.0735515.8418.3120.2322.4124.9227.8231.7335.8439.5344.6550.0957.6662.1569.3678.0386.9740015.9517.5920.4622.7225.3328.3731.9634.5539.3645.3050.0957.6662.1570.0480.0592.5945015.6918.1420.0422.2024.6827.5631.4335.5039.8344.9850.4758.0962.6271.5678.9288.7950016.0617.8219.8322.1324.8127.9431.6836.2039.0144.5848.6054.6760.9469.4279.9188.5956015.8718.2720.1222.2125.9428.9231.0636.5838.2545.0448.6854.8663.4669.5580.0586.2863015.6918.1420.0422.2024.6827.5631.4335.5039.8344.9850.4755.6662.6270.7281.4087.7471016.0517.7120.6022.8825.5028.5632.1836.5239.6345.5049.3756.8263.0070.8879.7394.1080015.9517.9520.4622.7225.3328.3731.9634.5539.3645.3050.0957.6662.1570.0480.0592.59 表6名义 中心 距 a 公 称 传 动 比100112125140160180200224250280315355400实 际 传 动 比200102.99114.44127.79143.57162.50177.99203.34229.16245.96282.43304.13351.79403.39225100.82114.14130.11147.11161.13180.79200.02220.45249.59283.12309.66354.33404.2425097.41108.77124.04140.10157.20171.37197.25227.03244.72279.68306.87358.09385.9928099.46112.60128.36145.13158.96171.82197.29225.35254.96293.46315.75340.35393.6731595.61106.76121.75137.51154.28173.07196.32216.37236.65272.39310.75355.15382.8135598.22110.65125.44143.34156.26175.33200.38225.42247.34284.69306.87349.60389.68400100.97112.56120.92142.38153.90175.33197.59222.69257.58296.48319.57350.21405.09450101.63113.36127.13143.52160.99180.63199.08219.55250.47288.30310.75349.34393.0150097.41108.77124.04140.10157.20171.37197.25221.90239.19275.31307.23342.46379.68560102.21114.48128.98139.41158.82171.67197.59222.69240.03276.28315.75340.35393.6763098.30109.76125.17141.37158.62177.98204.85225.92243.51280.29315.32345.28388.44710100.10112.76127.83146.08159.25172.79194.39218.69243.76280.57311.06354.38418.24800100.97112.56120.92142.38153.90175.33197.59222.69257.58296.48319.57350.21405.09图7 QY4S减速器外形尺寸 表7名义中心距aaaaN高 速 轴 端I=1690dlbt1601128035213524508271801259039514528608312001401004401603280103522516011249717538801041250180125555195421101245280200140620210481101451.531522516070023048/42110/11014/1251.5/4535525018078524060/48140/11018/1464/51.540028020088028065/55140/11018/1669/5945031522599029070/60140/14020/1874.5/64500355250110532580/65170/14022/1885/69560400280124036095/75170/14025/20100/79.56304503151395410110/85210/17028/22116/907105003551565435120/90210/17032/25127/958005604001760490140/100250/21036/28148/106名义中心距aLHfg(h9)dE (Js14)SGeK质量kg16067031425018190224572018360185158180740354270202202250520205651952042008253942852024026565252258021526022592543432020260266372525386230352250102048236025270337053027596255477280112853438525320337803030010127063731513026224252534040890353551183108763551432696470303904098535390128335117440016027805353044045110540435148375168045017728806004052045122540485155415240250019909706604060052137545540180450327556021851070730406405215254558519251044346302445124080550640621700506652125656105710273513928805068062190060750229600816880030751580985608007021256085024967011656注： 分子表示i=1656时高速轴端的尺寸；分母表示i=6390时高速轴端的尺寸。 表8名义中心距aaaaaN高 速 轴 端I=100400dlbt200140100715111601940621.52251601128057717524508272501801259064519528608312802001401007202103280103531522516011281223038801041355250180125910240421101245400280200140102028048/38110/8014/1051.5/41450315225160115029048/42110/11014/1251.5/45500355250180128532560/48140/11018/1464/51.5560400280200144036065/55140/11018/1669/59630450315225162041070/60140/14020/1874.5/6 4710500355250181543580/65170/14022/1885/69800560400280204049095/70170/14025/20100/74.5名义中心距aLHfg(h9)dE(Js14)SGeK质量kg200875394285202402661625225602152662259904343202026026702252537123036325010854823602527033770302757125549328012035343852532033855303007627066031513946224252534040982353559831091335515326964703039040108535390103335121740017077805353044045121040435113375176245018978806004052045135040485120415248250021359706604060052152045540145450338056023451070730406405216854558515251045716302630124080550640621885506651725656375710294013928805068062210560750184600846880033151580985608007023656085020967012066注： 分子表示i=100224时高速轴端的尺寸；分母表示i=250400时高速轴端的尺寸。 表9名义中心距aaaaaN高 速 轴 端I=100400d(k6)lbt200140100714401601940621.5225160112804971752450827250180125905551952860831280200140100620210328010353152251601127002303880104135525018012578524042110124540028020014088028048/38110/8014/1051.5/4145031522516099029048/42110/11014/1251.5/45500355250180110532560/48140/11018/1464/51.5560400280200124036065/55140/11018/1669/59630450315225139541070/60140/14020/1874.5/6 4710500355250156543580/65170/14022/1885/69800560400280176049095/70170/14025/20100/74.5名义中心距aLHfg(h9)dE(Js14)SGeK质量kg2008253942852024026565252258021527122592543432020260266372525386230364250102048236025270337053027596255494280112853438525320337803030010127066331513026224252534040890353551183109263551432696470303904098535390128335122040016027805353044045110540435148375176045017728806004052045122540485155415250250019909706604060052137545540180450339356021851070730406405215254558519251047086302445124080550640621700506652125656293710273513928805068062190060750229600850280030751580985608007021256085024967012124注： 分子表示i=100224时高速轴端的尺寸；分母表示i=250400时高速轴端的尺寸。 表10输 入 轴 转 速r/min名 义 中 心 距a输出转矩Nm公 称 传 动 比16.018.020.022.425.028.031.535.540.045.050.056.063.071.080.090.0公 称 输 入 功 率KW60016028009.59.08.47.97.36.75.95.24.64.13.72.92.72.62.42.1180380011.811.010.49.89.28.68.47.97.06.25.54.84.53.93.23.1200630021.920.619.318.016.514.512.811.410.19.08.27.16.25.55.14.4225880027.725.624.222.821.319.917.815.914.212.611.29.99.08.27.26.32501340047.645.042.339.636.830.827.123.821.418.817.215.113.711.910.59.72801650054.650.947.945.241.337.034.529.528.224.022.219.717.014.813.512.53152500092.886.276.168.862.055.649.644.439.635.131.328.424.921.619.217.935537000127.5118.6112.4105.394.884.974.566.059.953.147.341.138.233.930.427.340053000181.3172.7159.1146.6131.6117.6104.592.882.873.067.358.554.348.242.236.545072000270.2247.7224.5202.9182.6163.7143.7128.4114.5101.590.578.773.063.455.551.5500102000392.8354.4318.9286.0255.5227.0200.4175.5163.0142.7131.0116.5104.590.979.872.0560128000498.4443.8403.6366.0314.0282.0262.7224.7214.5182.7169.1150.2129.9112.9103.195.6630185000729.3635.5576.1520.8469.0420.6369.3330.1294.5260.9232.7202.3187.8163.3144.6134.2710252000995.6904.4779.2702.9631.5564.6502.1446.9407.5359.4331.4288.2260.1231.3205.7174.48003550001403.91275.51099.5992.0891.4797.1708.6629.7562.2495.8457.3397.7369.1327.8287.0248.3 JB/T表10(续)输 入 轴 转 速r/min名 义 中 心 距a输出转矩Nm公 称 传 动 比16.018.020.022.425.028.031.535.540.045.050.056.063.071.080.090.0公 称 输 入 功 率KW750160280011.911.210.59.89.18.47.36.55.85.14.73.63.33.23.02.6180380014.813.713.012.211.510.710.59.88.87.86.96.05.64.94.03.8200630027.325.724.122.520.618.216.014.212.611.210.28.97.86.96.45.5225880034.632.030.328.526.724.822.319.917.815.714.012.411.310.39.07.92501340059.556.252.949.546.138.433.929.726.823.521.518.817.214.913.112.22801650068.363.659.956.651.646.343.136.935.330.027.724.621.318.516.915.731525000116.0107