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1、2基本参数（1）公称中心距a及公称传动比i0。见表-47、表-48、表-49表-47单级减速器机座号传动比代号1234567891011121314公称传动比i02.83.153.5544.555.66.37.1891011.212.5型号公称中心距a(mm)123456789101112NGW11NGW21NGW31NGW41NGW51NGW61NGW71NGW81NGW91NGW101NGW111NGW1215663718090100112125140160180200536067758595106118132150170190505663718090100112125140160180表
2、-48两级减速器机座号传动比代号12345678910111213141516171819202122公称传动比i01416182022.4252831.535.54045505663718090100112125140160型号公称中心距a(mm)456789101112NGW42NGW52NGW62NGW72NGW82NGW92NGW102NGW112NGW12256/8063/9071/10080/11290/125100/140112/160125/180140/20053/8060/9067/10075/11285/12595/140106/160118/180132/20050/8
3、056/9063/10071/11280/12590/140100/160112/180125/20050/7556/9063/10071/11280/12590/140100/160112/180125/20050/7156/8063/9071/10080/11290/125100/140112/160125/180表-49三级减速器机座号传动比代号12345678910111213141516171819202122公称传动比i01802002242502803153554004505005606307108009001000112012501400160018002000型号公称中心距a
4、(mm)789101112NGW73NGW83NGW93NGW103NGW113NGW12353/80/11260/90/12567/100/14075/112/16085/125/18095/140/20050/80/11256/90/12563/100/14071/112/16080/125/18090/140/20050/75/11256/85/12563/95/14071/106/16080/118/18090/132/20050/71/11256/80/12563/90/14071/100/16080/112/18090/125/20050/71/10656/80/11863/90/
5、13271/100/15080/112/17090/125/19050/71/10056/80/11263/90/12571/100/14080/112/16090/125/180(2)齿轮模数m，见表-50。表-50齿轮模数1）1.251.51.7522.252.533.544.556781)这里推荐太阳轮和行星轮材料为20CrMnTi，渗碳淬硬，齿面碍度为5060HRC，内齿圈材料为40Cr,调质硬度为262293HB（当传动比i4时，齿面采用氮化，硬度Hv360）。（3）齿形参数：1）齿形角0=20；2）齿顶高系数ha*=1.0；3）顶隙c=0.25mm。4)齿宽系数ba*=0.4450
6、.5, ba*=b/a0，b齿轮宽度。5）行星齿轮个数np=3。（4）减速器齿轮的啮合参数见表-51。表-51减速器齿轮的啮合参数1）机座号123a0505356566063636771i012.5985.652.812.5985.652.812.5985.652.8m1.2522.251.52.252.51.52.53a50.553.556.556.56063636771X2.211.451.2831.9271.3471.42.3351.521.37t262652623302606260626032631263130263712264330X-0.567-0.242-0.3670.171-0
7、.318-0.287-0.477-0.195-0.315t17301828172320441755180218021847121739机座号456a07175808085909095100i012.5985.652.812.5985.682.812.5985.652.8m1.7533233.52.53.54a7175.58079.585919194101X2.4311.361.3442.021.5531.141.591.5871.465t26552623260226042627252425232652122645X-0.411-0.18-0.3170.245-0.1630-0.563-0.13
8、9-0.241t181617471756285915190320171219091823机座号789a0100106112112118125125132140i012.5985.652.812.5985.652.812.5985.652.8m2.544.534.55356a101107113113120126126134142X2.211.451.2831.9271.3471.42.3351.521.37t262652623302606260626032631263130263712264330X-0.567-0.242-0.3670.171-0.318-0.287-0.477-0.195-0
9、.315t17301828172320441755180218021847121739机座号101112a0140150160160170180180190200i012.5985.652.812.5985.652.812.5985.652.8m3.566467578a142151160159170182182188202X2.4311.361.3442.021.5531.141.591.5871.465t26552623260226042627252425232652122645X-0.411-0.18-0.3170.245-0.1630-0.563-0.139-0.241t18161747
10、17562859151903201712190918231)a0公称中心距，mm；i0公称传动比；m模数，mm；a实际中心距，mm；X外啮合变位系数和；t外啮合啮合角；X内啮合变位系数和；t内啮合啮合角。（5）减速器的实际传动比与传动比的分配，见表52。表52减速器的实际传动比及传动比分配（a）单级传动比传动比代号1234567891011121314公称传动比i02.83.153.5544.555.66.37.1891011.212.5型号NGW11、71实际传动比i2.8292.8292.8182.8382.8332.8293.1943.1943.2073.1823.1883.1933.5
11、363.5363.5773.5003.5173.5363.9603.9604.0434.0383.9233.9604.54.54.4294.5654.4344.54.954.954.89555.14.955.5265.5265.5265.55.555.5266.1766.1766.1766.1886.1676.1767777.0716.93778.0778.0778.0778.2507.9238.0778.8339.1989.1668.8339.17699.9389.8009.7069.9389.7510.2911.3611.311111.3611.1411.0812.2312.2512.69
12、12.231212NGW21、81NGW31、91NGW41、101NGW51、111NGW 61、121(b)两级传动比传动比代号1234567891011公称传动比i01416182022.4252831.535.54045传动比分配i01i022.853.1553.555454.55555.656.357.158595型号NGW42、102实际传动比i14.1414.4313.9514.0514.0213.8415.9916.2915.8715.7515.7815.6317.6918.0317.7117.3317.4117.3119.8020.1220.0119.9919.4219.38
13、22.5022.9521.9222.5821.9522.0224.7525.2524.2324.7525.2524.2327.6328.1827.3627.2327.4727.0430.8831.5030.5730.6330.5230.233535.7034.653534.3434.2640.3841.1939.9810.8439.25439.5544.1746.8645.3743.7245.4244.05NGW52、112NGW62、122NGW72NGW82NGW92传动比代号1213141516171819202122公称传动比i05056637180190100112125140160
14、传动比分配i01i0295.6105.6106.311.26.311.27.112.57.112.5812.5912.51012.511.212.512.5型号NGW42、102实际传动比i48.5850.9950.6648.8250.7149.7454.6654.3953.6454.9253.8856.8461.4960.4359.9561.3860.2263.5370.2769.7367.9470.1568.8268.4280.3178.4577.0079.5078.0077.5486.4984.9988.8585.618484100.997.12102.598.7996.9296.921
15、08.0112.4114.2108.0110.3110.0121.5119.4130.5121.5117.6116.5138.9136.5140.6138.9135.7132.0149.6147.0152.3149.6147.0152.3NGW52、112NGW62、122NGW72NGW82NGW92传动比代号123456789101112公称传动比i0180200224250280315355400450500560630传动比分配i01i027.155855955105.65106.3511.26.3511.27.1512.57.1512.58512.58512.59512.595.6型
16、号NGW42、102实际传动比i173.2176.7169.6175.0170.1169.6199.9203.9195.7204.2200.2195.7218.6231.9222.1218.6231.7218.1240.5252.4248.0244.1258.6246.2270.5269.2262.5274.6274.8281.4304.4299.1293.4306.9307.1314.5347.8345.2332.5350.7351.0338.7397.5388.3376.9397.5397.8383.8428.1420.7434.9428.1428.3415.8499.5480.8501.
17、8493.9494.3479.8534.8556.4559.1540.2562.3544.5597.0621.2631.3594.2611.4607.9NGW52、112NGW62、122NGW72NGW82NGW92传动比代号13141516171819202122公称传动比i07108009001000112012501400160018002000传动比分配i01i0212.595.612.5106.312.511.26.312.511.27.112.512.57.112.512.5812.512.5912.512.51012.512.511.212.512.512.5型号NGW42、1
18、02实际传动比i671.7660.0721.5668.5652.7643.6750.9737.7806.3752.0725.2719.4860.0843.1868.6859.5822.0815.3972.4955.5984.1982.3941.4924.0104710291066105810201066120811871230123411651230132113511396132113491371148714411478148714331567169916621675169916381687183018011933183017641828NGW52、112NGW62、122NGW72NGW82
19、NGW92表-53单级减速器高速轴许用输入功率传动比代号公称传动比型号功率n转/分NGW11NGW21NGW31NGW41NGW51NGW61NGW71NGW81NGW91NGW101NGW111NGW121许用输入功率N1（KW）12.86001.126.438.452.573.310214319828739154375075023.53246.564.588.4121175238345477643910100030.141.658.781.41121542213044406088191152150039.456.581.511315721430741960323.1560020.628.5
20、40.657.380.711516021630944361984175023.734.849.570.5100.81381932633755307541024100029.645.463.389.71271772463394826809641311150038.66089.412617924934547266833.5560019.927.538.855.578.11101542102984256038477502333.947.368.397.613418825536151873710321000284361.687.9125171240328464666941131415003757.38
21、6.11231752403364566444460018.425.335.550.473.710314419827538957279375022.731.343.86292.4127175241333470700964100023.940.756.979.71191622233064286048951228150035.252.679.611216822631342859482854.560015.120.930.341.962.484.211816323332148564575018.725.837.551.277.3103143198286391588788100024.233.548.5
22、66.91011341842543665037571020150034.747.868.894.114118926135951571010506560011.218.1213247.57210214120228140055575013.121.424.237.455.589125172248342487645100016.227.529.845.867.5115161222319443629782150021.435406190163229315452624755104075.66009.91418.12838.752.678.510815121730040075011.517.321.233
23、.448.76495.2134184264369488100014.322.82640.860.584123173238340476631150018.732.434.454.48011817524533848267084086.36008.211.616.12332.443.565.290.312517825432675010.214.42028.540.75479.2111155215307402100013.51924.336.752.369.3102143198279396532150017.627.232.250.574.89914620428239556873697.16006.5
24、9.112.717.825.734.351.27298.4138201261750811.315.722.132.442.562.387.6122171243314100010.614.920.72941.854.881.7112155217313405150015.221.429.741.659.277.51141602223104495781086004.96.89.513.119.626.338.451.175.110415220475068.511.816.324.732.647.665.390.81251892461000811.215.921.432.5426185.6119160
25、237316150011.716.422.230.646.359.586.41191652273394531196003.64.76.59.812.72028.136.851.277.61001557504.45.8812.21624.734.945.663.394.712319110005.87.710.616.121.132.544.75981.912415424115008.611.215.523.230.346.763.182.511416921434312106002.73.95.57.610.81521.731.143.760851247503.44.96.99.413.618.6
26、26.838.554.174.210214910004.56.4912.417.92435.349.26994.513119015006.69.513.318.225.534.75069.4971331832681311.26002.02.84.15.67.912.21622.532.6446894.57502.53.55.16.91015.12027.840.454.78111310003.34.76.89.113.219.92636.651.369.310614215004.96.99.913.419.428.136.751.572971422001412.56001.72.334.66.
27、710.113.218.524.136.85173.87502.12.93.85.88.412.516.4233045.664.788.410002.83.957.611.116.421.630.239.257.78111615004.15.77.311.116.223.130.542.655.279.8112155表-54两级减速器高速轴许用输入功率传动比代号公称传动比型号功率n转/分NGW42NGW52NGW62NGW72NGW82NGW92NGW102NGW112NGW12211460013.419.427.838.553.377.910715421875016.82434.547.86
28、6.295.8133191271100022.331.94563.387.6126176250353150030.244.266.394.31281852573645172166001217.224.634.547.368.6951371947501521.430.642.858.984.9118170240100019.828.439.856.778112157225312150028.142.158.784.511516523032845931860010.815.521.731.24361.986.212417475013.519.32739.253.577107154215100017
29、.924.835.85270.9101142203285150026.538.15377105147.62082944144206009.713.919.227.138.755.477.111015475012.117.323.833.948.268.996.1138193100016.123 31.944.963.990.812718925215002434.146.966.894.7134.9187268372522.46008.512.217.624.134.349.468.197.514075010.615.321.83042.760.985122183100014.220.22939
30、.856.781.9112161229150021.130.24360.784.11191662393416256007.811.215.82229.844.361.988.81277509.713.919.827.437.255.476.3111159100012.918.426.236.549.373.1102147212150019.327.43954.673.31091522183107286007101420.127.4139.955.679.61137508.712.517.52534.249.669.299140100011.616.523.233.545.465.591.712
31、7187150017.224.634.749.667.598.4136196279831.56006.1912.617.824.735.849.772.31027507.811.215.722.330.844.661.989126100010.414.920.429.44158.982.3118167150015.422.231.244.16188.1123176250935.56005.57.911.115.62231.54463907506.99.914.819.527.439.454878.611210009.213.118.425.936.452.372.9104149150013.719.628.538.854.377.510915622110406004.66.89.513.119.326.336.45475.17505.78.511.816.32432.647.665.390.810007.511.215.521.432426185.6119150011.716.422.230.646.359.586.411916511456003.64.76.59.812.72028.136.851.27504.45.8812.21624.734.945.663.310005.87.710.616.1
