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起重机用底座式硬齿面减速器1 范围本标准规定了起重机用底座式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QY3D、QY4D和QY34D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（QY3D）、四级传动(QY4D)和三、四级结合型（QY34D）。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 轴端型式3.3.1 高速轴端减速器的高速轴端采用圆柱轴伸，平键联结。3.3.2 低速轴端 减速器的低速轴端有三种型式：P 型： 圆柱轴伸，平键，单键联结；H型： 花键轴伸， 渐开线花键联结；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3和表1.3.4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a1=315mm,公称传动比i=56,装配型式第种，低速轴为齿轮轴端的三级传动起重机用三底座式硬齿面减速器，标记为： 减速器 QY3D315-56 L JB/T。表1 mm名义 中心 距 a1KP型H 型d0 (m6)L0b0t0mzda (h11)db (k6)d0 (k6)LLaLbd1hA160155751052079.5318575060823527M61625180165901302595322696070904030M616302001859513025100327847085954530M1020352252051001652810651895801001255535M122540250225110165281165221151001201356040M122540280250130200321375221151001201356040M122540315265140200361485261351201401557545M122550355290170240401795301551401601658050M122560400325180240451905341751601801809055M1630804503652202805023153819518020019010055M1630805004202603305627282621619022220511060M16301105604602803806329283024822025422012560M16301106305203003807031483428025028623514060M16301407105503404508035583831228031826015570M20401408006254005409041784436032036628517575M2040160名义 中心 距a1C 型mzDD1 (H7)K1K2BED2D3 (f9) L1L216018035617490279.52532525401354560200456232120302.52713525401705075225456232120339.53083525401705075250656348170402370403245260761002806563481704023704032452607610031565634817042939740324526076100355848400180450415503250260781004008544482004824425032105280781104501048500200545505603510530078120500105860025062057570401103408012556010586002506205757040110360801254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 QY3D减速器的中心距应符合表2的规定。表2mm低速级a1160180200225250280315355400450500560630710800中间级a2112125140160180200225250280315355400450500560高速级a38090100112125140160180200225250280315355400总中心距a352395440497555620700785880990110512401395156517604.1.2 QY4D减速器的中心距应符合表3的规定。表3mm低速级a1200225250280315355400450500560630710800次低速级a2140160180200225250280315355400450500560次高速级a3100112125140160180200225250280315355400高速级a4718090100112125140160180200225250280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 mm低速级a1200225250280315355400450500560630710800次低速级a2140160180200225250280315355400450500560次高速级a3100112125140160180200225250280315355400高速级a4718090100112125140160180200225250280总中心距a440497555620700785880990110512401395126517604.2传动比4.2.1 QY3D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 QY4D和QY34D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/T1357的规定，齿轮的螺旋角=12。4.5 外形尺寸和安装尺寸4.5.1 QY3D减速器的外形尺寸和安装尺寸应符合图4和表7的规定。 4.5.2 QY4D减速器的外形尺寸和安装尺寸应符合图5和表8的规定。4.5.3 QY34D减速器的外形尺寸和安装尺寸应符合图6和表9的规定。 表5 mm公 称 传 动 比16182022.4252831.535.54045505663718090实际传动比15.4317.219.2121.5324.2427.4431.2835.3738.7442.8649.0954.3161.4969.7579.8287.315.8418.3120.2322.4124.9227.8231.7335.8439.5344.6550.0957.6662.1571.0382.8990.9415.717.4919.5321.8924.6527.931.8135.9739.3945.2350.1457.5766.0271.0380.0592.5915.9318.4220.3522.5525.0727.9931.9236.0540.4545.8851.2258.1163.5570.0480.0591.3215.617.3219.2721.5124.127.1530.7835.1838.3543.8348.655.5460.9469.4279.9186.1315.8718.2720.1222.2125.9428.9231.0636.5838.2545.0448.6854.8663.4669.5580.0586.2815.2117.1919.922.0224.4527.2730.5834.5238.7643.7549.0854.0961.7169.3779.8586.0715.8418.3120.2322.4124.9227.8231.7335.8439.5344.6550.0957.6662.1569.3678.0386.9715.9517.5920.4622.7225.3328.3731.9634.5539.3645.350.0957.6665.1570.0480.0592.5915.6918.1420.0422.224.6827.5631.4335.539.8344.9850.4758.0962.6271.5678.9288.7916.0617.8219.8322.1324.8127.9431.6836.239.0144.5848.654.6760.9469.4279.9188.5915.8718.2720.1222.2125.9428.9231.0636.5838.2545.0448.6854.8663.4669.5580.0586.2815.6918.1420.0422.224.6827.5631.4335.539.8344.9850.4755.6662.6270.7281.487.7416.0517.7120.622.8825.528.5632.1836.5239.6345.549.3756.826370.8879.7394.115.9517.5920.4622.7225.3328.3731.9634.5539.3645.350.0957.6662.1570.0480.0592.59表6 mm名义中 心距a1 mm公 称 传 动 比名义中 心距a1 mm公 称 传 动 比100112125140160180200224250280315355400实 际 传 动 比200102.99114.44127.79143.57162.5177.99203.34229.16245.96282.43304.13351.79403.39225100.82114.14130.11147.11161.13180.79200.02220.45249.59283.12309.66354.33404.2425097.41108.77124.04140.1157.2171.37197.25227.03244.72279.68306.87358.09385.9928099.46112.6128.36145.13158.96171.82197.29222.35254.96293.46315.75340.35393.6731595.61106.76121.75137.51154.28173.07196.32216.37236.65272.39310.75355.15382.8135598.22110.65125.44143.34156.26175.33200.38225.42247.34284.69306.87349.6389.68400100.97112.56120.92142.38153.9175.33197.59222.69257.58296.48319.57350.21405.09450101.63113.36127.13143.52160.99180.63199.08219.55250.47288.3310.75349.34393.0150097.41108.77124.04140.1157.2171.37197.25221.9239.19275.31307.23342.46379.68560102.21114.48128.98139.41158.82171.67197.59222.69240.03276.28315.75340.35393.6763098.3109.76125.17141.37158.62177.98204.85225.92243.51280.29315.32345.28388.44710100.1112.76127.83146.08159.25172.79194.39218.69243.76280.57311.06354.28418.24800100.97112.56120.92142.38153.9175.33197.59222.69257.58296.48319.57350.21405.09表7 mm名义 中心距 a1a2a3aN高 速 轴 端i=1690d2l2b2t2mm1601128035213524508271801259039514528608312001401004401603280103522516011249717538801041250180125555195421101251.5/45280200140620210481101451.531522516070023048/42110/11014/1251.5/4535525018078524060/48140/11018/1464/51.540028020088028065/55140/11018/1669/5945031522599029070/60140/14020/1874.5/64500355250110532580/65170/14022/1885/69560400280124036095/75170/14025/20100/79.56304503151395410110/85210/17028/22116/907105003551565435120/90210/17032/25127/958005604001760490140/100250/21036/28148/106名义 中心距 a1外 形 尺 寸中心高 h地 脚 安 装 尺 寸nLHBSS1S2S3cPmm16063035225016020025050020186180700394265180215280560201862007804312952002353106202522622588047932022526035070025226250970524360250290390780302662801081579400280325435875302663151254659445315365500100035336355138473647035539056511303533640015498215204004304558451265404084501719980570450480500950142540408500193010756305005305751060159050458560212011857005606006201190178050458630237513358006306806901350201560528710267014878507107307551515227060528800299516699608008308451690253570628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7（续）名义 中心距 a1调 整 螺 栓AB1G1n1e1质量 SrPnmmmm160550220183251181581806202352053013519920070026522540145260225780290253401633612508703402754518050228096537530045205678315110040535550240917355120M2441230460390502751237400140M2441385515435603051726450150M3041545590485603502567500170M3041730660540703853522560180M3641920730585704304692630200M3642175835665805006476710220M4242430890750805708674800240M4242735103085010064012560 表8名义 中心距 a1a2a3a4aN高 速 轴 端i=100400d2(k6)l2b2t2mm200140100715111601940621.52251601128057717524508272501801259064519528608312802001401007202103280103531522516011281223038801041355250180125910240421101245400280200140102028048/38110/8014/1051.5/41450315225160115029048/42110/11014/1251.5/45500355250180128532560/48140/11018/1464/51.5560400280200144036065/55140/11018/1669/59630450315225162041070/60140/14020/1874.5/64710500355250181543580/65170/14022/1885/69800560400280204049095/70170/14025/20100/74.5名义 中心距 a1外 形 尺 寸中心高 h地 脚 安 装 尺 寸LHBSS1S2S3cPnmm200831431295200235310671252262259454793202252603507002522625010355243602502903908453026628011565794002803254359503026631513466594453153655181092353363551484736470355390565123035336400165482152040043045591513704040845018449805704504805151035155040408500207510756305005305751160173550458560227011857005606006501290194050458630256013368006306807301470220060528710287514878507107308251650247560528800323516699608008309251850277570628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8（续）名义 中心距 a1调 整 螺 栓AB1G1n1e1质量 SrPnmmmm200751265225401452862258452902534016337825093534027545180523280104037530045205698315119240535550240968355100M2441330460390502751280400110M2441490515435603051831450130M3041670590485603502675500150M3041875660540703853597560160M3642080730585704304915630195M3642360835665805006572710220M4242635890750805709160800240M4242975103085010064013605 表9名义 中心距 a1a2a3a4aN高 速 轴 端i=100400d2(k6)l2b2t2mm200140100714401601940621.5225160112804971752450827250180125905551952860831280200140100620210328010353152251601127002303880104135525018012578524042110124540028020014088028048/38110/8014/1051.5/4145031522516099029048/42110/11014/1251.5/45500355250180110532560/48140/11018/1464/51.5560400280200124036065/55140/11018/1669/59630450315225139541070/60140/14020/1874.5/64710500355250156543580/65170/14022/1885/69800560400280176049095/70170/14025/20100/74.5名义中心距a1外形尺寸中心高 h地脚安装尺寸LHBSS1S2S3cPnmm2207804312952002353106202522622588049732022526035070025226250970524360250290390780302662801081579400280325435875302663151254659445315365500100035336355138473647035539056511303533640015498215204004304558451265404084501719980570450480500950142540408500193010756305005305751060159050458560212011857005606006201190178050458630237513358006306806901350201560528710267014878507107307551515227060528800299516699608008308451690253570628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（续）名义 中心距 a1调整螺栓AB1G1n1e1质量 SrPnmmmm20070026522540145272225780290253401633722508703402754518052128096537530045205708315110040535550240965355160M2441230460390502751295400180M2441385515435603051813450190M3041545590485603502677500225M3041730660540703853660560110M3641920730585704304864630120M3642175835665805006740710350(220)M4242430890750805708980800380(240)M42427351030850100640129764.6 承载能力4.6.1 QY3D减速器的公称输入功率应符合表10的规定。4.6.2 QY4D，QY34D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10输入 轴转速 r/min名义 中心距 a1 mm输出 转矩 Nm公 称 传 动 比16182022.4252831.535.54045505663718090公 称 输 入 功 率(KW)60016028009.598.47.97.36.75.95.24.64.13.72.92.72.62.42.1180380011.81110.49.89.28.68.47.976.25.54.84.53.93.23.1200630021.920.619.31816.514.512.811.410.198.27.16.25.55.14.4225880027.725.624.222.821.319.917.815.914.212.611.29.998.27.26.32501340047.64542.339.636.830.827.123.821.418.817.215.113.711.910.59.72801650054.650.947.945.241.33734.529.528.22422.219.71714.813.512.53152500092.886.276.168.86255.649.644.439.635.131.328.424.921.619.217.935537000127.5118.6112.4105.394.884.974.56659.953.147.341.138.233.930.427.340053000181.3172.7159.1146.6131.6117.6104.592.882.87367.358.554.348.242.236.545072000270.2247.7224.5202.9182.6163.7143.7128.4114.5101.590.578.77363.455.551.5500102000392.8354.4318.9286255.5227200.4175.5163142.7131116.5104.590.979.872560128000498.4443.8403.6366314282262.7224.7214.9182.7169.1150.2129.9112.9103.195.6630185000729.3635.5576.1520.8469420.6369.3330.1294.5260.9232.7202.3187.8163.3144.6134.2710252000955.6904.3779.2702.9631.5564.6502.1446.9407.5359.4331.4288.2260.1231.3205.7174.48003550001403.91275.51099.5992891.4797.1708.6629.7562.2495.8457.3397.7369.1327.8287248.3 表10（续）输入 轴转速 r/min名义 中心距 a1 mm输出 转矩 Nm公 称 传 动 比16182022.4252831.535.54045505663718090公 称 输 入 功 率(KW)750160280011.911.210.59.89.18.47.36.55.85.14.73.63.33.232.6180380014.813.71312.211.510.710.59.88.87.86.965.64.943.8200630027.325.724.122.520.618.21614.212.611.210.28.97.86.96.45.5225880034.63230.328.526.724.822.319.917.815.71412.411.310.397.92501340059.556.252.949.546.138.433.929.726.823.521.518.817.214.913.112.22801650068.363.659.956.651.646.343.136.935.33027.724.621.3
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