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1、根据国标编制项目代号单位公式数值(例题)3.141592654模数m必须填写2.5齿数Z必须填写30压力角D必须填写30花键配合长度g必须填写9选用的配合形式必须填写H/h内花键精度等级必须填写6外花键精度等级必须填写6外花键作用齿厚上偏差esv查表(必须填写)0分度圆直径D75基圆直径Db64.95190528齿距P7.853981634齿形裕度CF0.1m0.25内花键大径基本尺寸30圆齿根Dei78.7530平齿根Dei79.537.5圆齿根Dei78.545圆齿根Dei78内花键大径下偏差0内花键大径公差从IT12、IT13或IT14中选取内花键渐开线终止圆最小值30平齿根和圆齿根Df
2、imin7837.5圆齿根Dfimin77.7545圆齿根Dfimin77.5内花键小径基本尺寸Dii30圆齿根和平齿根Dii72.6872564937.5圆齿根Dii72.9068366945圆齿根Dii73.12919523内花键小径极限偏差查表基本齿槽宽E3.926990817实际齿槽宽最大值Emax公差等级为4级3.97527344公差等级为5级4.004243013公差等级为6级4.047697374公差等级为7级4.120121308实际齿槽宽最小值Emin公差等级为4级3.949433643公差等级为5级3.959458088公差等级为6级3.973701541公差等级为7级3.
3、995649718作用齿槽宽最大值Evmax公差等级为4级3.952830613公差等级为5级3.971775742公差等级为6级4.000986649公差等级为7级4.051462407作用齿槽宽最小值Evmin3.926990817外花键大径基本尺寸30圆齿根和平齿根Dee77.537.5圆齿根Dee77.2545圆齿根Dee77外花键大径上偏差0外花键大径公差查表外花键渐开线起始圆直径最大值Dfemax30圆齿根和平齿根72.1872564937.5圆齿根72.4068366945圆齿根72.62919523外花键小径基本尺寸30圆齿根Die71.2530平齿根Die70.537.5圆齿
4、根Die71.545圆齿根Die72外花键小径上偏差0外花键小径公差从IT12、IT13或IT14中选取基本齿厚S3.926990817作用齿厚最大值Svmax3.926990817作用齿厚最小值Svmin公差等级为4级3.901151021公差等级为5级3.882205892公差等级为6级3.852994985公差等级为7级3.802519227实际齿厚最大值Smax公差等级为4级3.904547991公差等级为5级3.894523546公差等级为6级3.880280093公差等级为7级3.858331916实际齿厚最小值Smin公差等级为4级3.878708194公差等级为5级3.8497
5、38621公差等级为6级3.80628426公差等级为7级3.733860326内花键测量量棒直径DRi4.567501467最终选定的量棒直径4.75棒间距M67.37178671上偏差Mrimax0.238804071下偏差Mrimin0.092810155外花键测量量棒直径DRe4.998672202最终选定的量棒直径5棒间距M83.02822033上偏差Mremax-0.073077351下偏差Mremin-0.189156793跨齿数K5公法线长度W34.09912619上偏差Wmax-0.040452674下偏差Wmin-0.104534945花键强度计算输入扭矩(Nmm)T必须填
6、写750000传动比必须填写1花键传递的扭矩750000负荷不均匀分配系数K0.75工作齿高30圆齿根和平齿根2.40637175337.5圆齿根2.17158165345圆齿根1.935402384花键平均直径30圆齿根和平齿根75.0936282537.5圆齿根75.0784183545圆齿根75.06459762挤压应力30圆齿根和平齿根40.9921240337.5圆齿根45.4333701245圆齿根50.98703985数值(例题) 数值(例题) 数值(例题)3.1415926543.1415926543.1415926542.52.52.5303030303030999H/hH/
7、hH/h66666600075757564.9519052864.9519052864.951905287.8539816347.8539816347.8539816340.250.250.2578.7578.7578.7579.579.579.578.578.578.578787812378787877.7577.7577.7577.577.577.572.6872564972.6872564972.6872564972.9068366972.9068366972.9068366973.1291952373.1291952373.129195233.9269908173.9269908173
8、.9269908173.975273443.975273443.975273444.0042430134.0042430134.0042430134.0476973744.0476973744.0476973744.1201213084.1201213084.1201213083.9494336433.9494336433.9494336433.9594580883.9594580883.9594580883.9737015413.9737015413.9737015413.9956497183.9956497183.9956497183.9528306133.9528306133.95283
9、06133.9717757423.9717757423.9717757424.0009866494.0009866494.0009866494.0514624074.0514624074.0514624073.9269908173.9269908173.92699081777.577.577.577.2577.2577.2577777700072.1872564972.1872564972.1872564972.4068366972.4068366972.4068366972.6291952372.6291952372.6291952371.2571.2571.2570.570.570.571
10、.571.571.57272720003.9269908173.9269908173.9269908173.9269908173.9269908173.9269908173.9011510213.9011510213.9011510213.8822058923.8822058923.8822058923.8529949853.8529949853.8529949853.8025192273.8025192273.8025192273.9045479913.9045479913.9045479913.8945235463.8945235463.8945235463.8802800933.8802
11、800933.8802800933.8583319163.8583319163.8583319163.8787081943.8787081943.8787081943.8497386213.8497386213.8497386213.806284263.806284263.806284263.7338603263.7338603263.7338603264.5675014674.5675014674.5675014675.756.757.7563.8662119359.3465252157.201905280.2865611210.51221191400.1118069550.20928048
12、904.9986722024.9986722024.99867220267885.7896091988.4774507791.10625875-0.069713791 -0.067053785 -0.064886936-0.180388422 -0.17346117 -0.16784185955534.0991261934.0991261934.09912619-0.040452674 -0.040452674 -0.040452674-0.104534945 -0.104534945 -0.10453494513000001300000130000010.11110.11110.111131
13、4430013144300131443000.750.750.752.4063717532.4063717532.4063717532.1715816532.1715816532.1715816531.9354023841.9354023841.93540238475.0936282575.0936282575.0936282575.0784183575.0784183575.0784183575.0645976275.0645976275.06459762718.4170345718.4170345718.4170345796.2531292796.2531292796.2531292893
14、.5852638893.5852638893.5852638作用齿槽宽Ev下偏差和作用齿厚Sv上偏差分度圆直径基本偏差Hdefhjsk作用齿槽宽EV下偏差(um)作用齿厚SV上偏差esv(um)6-100-40-25-13010-180-50-32-16018-300-65-40-20030-500-80-50-25050-800-100-60-30080-1200-120-72-360120-1800-145-85-430180-2500-170-100-500250-3150-190-110-560315-4000-210-125-620400-5000-230-135-680500-63
15、00-260-145-760630-8000-290-160-800800-10000-320-170-860花键强度计算代号单位公式例题输入扭矩TNmm必须填写13000001600000传动比必须填写14.117.81花键传递的扭矩Nmm必须填写18343000 12496000负荷不均匀分配系数K必须填写0.750.75花键齿数Z必须填写2974花键轴大径Deemm必须填写75209.585花键孔小径Diimm必须填写70.194206.615花键工作长度Lmm必须填写499.9工作齿高FmmF=(Dee-Dii)/22.4031.485花键平均直径dcpmmdcp=(Dee+Dii)/
16、272.597208.1挤压应力cN/mm2c=2*T/K/Z/F/L/dcp 197.3207 147.1886内花键小径Dii极限偏差和外花键大径Dee公差 单位m直径Dii和Dee(mm)内花键小径Dii极限偏差外花键大径Dee公差模数m0.250.75H10 11.75H11210H120.250.75IT1011.75IT116+48480610+58+9058001018+70+110+180701100001830+84+130+210841300003050+100+160+2501001600005080+120+190+30012019000080120+220+35022000120180+250+40025000180250+4600250315+5200315400+5700400500+6300500630+7000630800+80008001000+9000210IT12210250300350400460520570630700800900外花键大径Dee公差