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1、运输机械用减速器运输机械用减速器1范围本标准规定了运输机械用减速器（以下简称减速器）的型式、尺寸、基本参数、技术要求、试验方 法和检验规则等。本标准适用于 DBY型二级传动和 DCY型三级传动圆锥圆柱齿轮减速器。DBY型和DCY型减速器主要用于运输机械，也可用于冶金、矿山、化工、煤炭、建材、轻工、石油等各种通用机械，其工作 条件应符合下列要求：a）输入轴最高车t速不大于 1500 r/min ;b）齿轮圆周速度不大于 20 m/s;c）工作环境温度为 Y0+45C。当环境温度低于 0c时，启动前润滑油应加热。2引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。本标准出版时，
2、所示版本均为有效。所有标准都会被修订，使用本标准的各方应探讨使用下列标准最新版本的可能性。GB/T13561988渐开线圆柱齿轮基本齿廓GB/T15691990圆柱形轴伸GB/T3098.1 1982紧固件机械性能螺栓、螺钉和螺柱GB/T3323-1987钢熔化焊对接接头射线照相和质量分级GB/T59031995工业闭式齿轮油GB/T64041986齿轮装置噪声声功率级测定方法GB/T9439-1988灰铸铁件GB/T10095-1988渐开线圆柱齿轮精度JB/T9050.3 -1999圆柱齿轮减速器加载试验方法3型式和尺寸3. 1 型式DBY型为二级传动硬齿面齿轮减速器；DCY型为三级传动硬
3、齿面齿轮减速器。DBY型和DCY型减速器的第一级传动为圆锥齿轮，第二、第三级传动则为渐开线圆柱斜齿轮。减速器按出轴形式可分I、n、出、W四种装配型式，按旋转方向可分顺时针（S）和逆日针（N）两种方向，见图1,图2。1n1111V图1 DBY型减速器装配型式3. 2外形尺寸3. 2. 1 DBY型减速器的外形尺寸应符合图3. 2. 2 DCY型减速器的外形尺寸应符合图3、表1的规定。4、表2的规定。表 1mm名义中心距ad111d212DLABCEFGshH1604011048110701405005001902502106535180430180425080170565565215270230
4、702004752005055906256252403002507540225520224556514010021070570526032027080452505702506014075110785785290370310905028062628065851701208758753254003401005531570231575951402509759753554503801106035580935590170100210160300108510853904804101206540090040010021011017012151215440530460130704509704501101302
5、501903501365136549060051014080500107150012015022015251525570650560150905601210560130250160300250410170517056107506401601006301325名义中心距aMn M3NPRKTb1t1b2t2b3t3平均 重量kg油量e1601456M830115210一44012431451.52074.517371801601352405054553.5228523292001756X23351452555551453.5165925953051322419016529063516591869
6、28106415182502106X274018031570518642079.5116573252802304520035578569229032127760363152606 33502204058752079.5251003614810205135528555245450975259528106401691436694003052805101105281061161791966954503458 3960315575940124511632137452002532130500435703506451050138532127361585023136331855604758 M5803907
7、151165154513740169562625020260表2mm名义中心距aa1d11id2l2DLABCEFGsh160112256032807014051055519025021065351801801253080388017057562521527023070200200140354211090640685240300250754022522416040110481002107257752603202708045250250180425011081586029037031090502802802005055120905970325400340100553153152245565140
8、140250102010853554503801106035535525060140751603001140122039048041012065400400280658517017012751355440530460130704504503157595190350142515204906005101408050050035590170100210220158516905706505601509056056040010021011025041017751895610750640160100630630450110130250300470199521456758006901701107107105
9、0012015034055022352400760900770190125800800560130250160300400650250527008401000870200140900名义中心距aHMnxdaNPRKTb1t1b2t2b3t3平均 重量kg油量e1604231456X183011521049582810352074.5200918046816013524056533412285255132005201756X23351452556151038124525953251822457019016529070512431451.528106453262506262106X27401803
10、157804553.511658633280702230452003558801453.5165932127837463158092608X3350220405655985165918693614811006535590028555245450740111018642079.5401691550904009703052805108401245692290179196712545010653458X396031557594014002079.5251004520026751805001208435703506451050155025952810650231434024056013254758X45803907151165173528106116562625320335630146052544580013051985116321377031471704807101665570905009001490222032127361588035596006908001870625560
