圆柱直齿渐开线花键（米制模数齿侧配合）第3部分：37.5°压力角尺寸表

圆柱直齿渐开线花键（米制模数齿侧配合）第3部分：37.5°压力角尺寸表

国家标准 GB/T3478.3一2008 代替GB/T3478.3一1995 圆柱直齿渐开线花键 米制模数齿侧配合 第3部分:37.5°压力角尺寸表 StraightcylindricalinvolutesplinesMetricmodule,sidefit一 Part3:37.5°pressureangledimensiomstables 2008-09-22发布 2009-05-01实施 国家质量监督检验检疫总局 发布 国家标准化管蹬委员会国家标准
GB/T3478.3一2008 前 言 GB/T3478《圆柱直齿渐开线花键(米制模数齿侧配合》分为九个部分: 第1部分:总论; 第2部分;30'压力角尺寸表; 第3部分:37.5"压力角尺寸表; 第4部分:45°压力角尺寸表; 第5部分;检验; 第6部分:30°压力角M值和W值; 第7部分;37.5"压力角M值和w值; 第8部分:45°压力角M值和W值; 第9部分;量棒 本部分为GB/T3478的第3部分 本部分参考了1s01582,3w(圆柱直齿开线花键(米制模数齿悄配合》第2部分尺寸的内 容,是对GB/T3478.3一1995《圆柱直齿渐开线花键37.5"压力角尺寸表》的修订 与GB/T3478.3 1995相比主要差异如下 标雅名称由《圆柱直齿渐开线花键37.5"压力角尺寸表》改为《圆柱直齿渐开线花键(米制 模数齿侧配合第3部分，37.5"压力角尺寸表》 修改了原标准中的错误,并按GB/T1.1做了编辑性的修改 本部分由全国机器轴与附件标准化技术委员会提出并归口 本部分起草单位;中机生产力促进中心,哈尔滨东安发动机制造公司、石家庄链轮总厂,第二重 型机械集团公司,太原重工股份有限公司 本部分主要起草人;明翠新、常宝印,许文江、谭仁万,王晓凌,邓高见 本部分所代替标准的历次版本发布情况为 GB/T3478.3一1995
GB/T3478.3一2008 圆柱直齿渐开线花键 米制模数齿侧配合 第3部分37.5"压力角尺寸表 范围 GB/T3478的本部分规定了37.5标准压力角圆齿根(以下简称37.5°圆齿根)的圆柱直齿渐开线 花键所需的全部花键尺寸 本部分适用于GB/T3478.1一2008标准中规定的压力角为37.5,模数为0.5mm~10mm、齿侧 配合的渐开线花键 本部分的尺寸表是按GB/T3478.1一2008表3计算公式和齿侧配合为H/h,并采用基本检验方法 编制的 规范性引用文件 下列文件中的条款通过GB/T3478的本部分的引用而成为本部分的条款 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部分,然而,鼓励根据本部分达成 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 部分 GB/T1800.1产品几何技术规范(GPS)极限与配合第1部分;公差、偏差和配合的基础 GB/T3478.1一2008圆柱直齿渐开线花键(米制模数齿侧配合第1部分;总论(ISO41l56-1 2005,MOD) 尺寸表 3.137.5"圆齿根,模数为0.5mm一10mm,公差等级为4.5,6和7级的花键尺寸表,见表1表28. 3.2内花键小径D的极限偏差和外花键大径D.的公差见GB/T3478.1一2008表25 3.3内花键大径D和外花键小径D的公差,从GB/T1800.1的标准公差IT12、IT13或ITl4中 选取 3.4用展成法加工内,外花键时,齿根圆弧半径是变化的,本部分给出的是齿根圆弧最小曲率半径,见 GB/T3478.1一2008表26 3.5当选择的检验方法不为基本方法时,其作用齿槽宽最大值、实际齿槽宽最小值、作用齿厚最小值和 实际齿厚最大值按下式计算 作用齿槽宽最大值E,=E一入; 十入; 实际齿槽宽最小值Eun=E 作用齿厚最小值S. 实际齿厚最大值s.=S 3.6当花键齿侧配合类别不为H/h时,尺寸表中外花键的尺寸应按下式计算 作用齿厚最大值S.=S十es.; 实际齿厚最小值s =S -(T十入 wmi
GB/T3478.3一2008 式中: -作用齿厚的上偏差,见GB/T3478.1一2008表23; eS、 TA) -总公差,见GB/T3478.1一2008表8一表21 外花键大径和小径的上偏差见G;B/T3478.1一2008表24 尺寸表中外花键渐开线起始圆直径最大值Dm的数值是按齿条形刀具加工原理推导的公式计 算的 当花键齿侧配合类别不为H/h时,Dm可根据GB/T3478.1一2008表3中的公式计算
GB/T3478.3一2008 表137.5°内花键 模数m=0.5mm作用齿槽宽最小值E,mn=0.785mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dm 7H 4H 5H 6H 10 5,00 3.9668 5.70 5.55 4.61 0.81o 0.824 0.846 0.883 10 5.50 20 6.05 .825 .847 0 0 5. 0 4.3634 6. .10 0.81o .884 6.55 5. ..60 0.81o 0,825 0,848 0,885 6.00 4.7601l 6.70 12 1 6 6 5.1568 7.05 .09 0.81o 0.826 0.848 0.886 .50 7.20 l l 1 7.00 5.5535 7.70 7.55 6.59 0.811 0.826 0.849 0.887 15 15 5.9502 8.05 0.826 7.50 8.20 7.09 0.8l1 0.849 0.887 16 16 8,00 6.3468 8.70 8.55 7.58 0.81 0.827 0.850 0.888 17 n7 8,50 6.7435 9.20 9.05 8.08 0.81 0.827 0.850 0.889 18 18 9.00 7 70 9.55 58 0.827 8 0. 0.890 1402 9 0.811 .851 19 5369 0.812 0,827 0,851 0,890 18 9.50 77 10.20 0.05 .08 9 0 7.9335 9,58 0.812 0.828 0.851 0.891 20 10.00 10.70 0.55 21 10.50 8.3302 l0.08 0.812 0.828 0.852 0.892 1.05 1.20 8.7269 11.70 10.57 0.812 0.828 0.852 0.892 l.0 1.55 2.05 ll.50 9.1236 12.20 ll.07 0.812 0.828 0.853 0.893 21 12.00 9.5202 12.70 12.55 0.812 0.829 0.853 0.894 1l.57 12.50 13.20 3.05 12.07 9.9169 0.813 0,829 0.853 0,894 13.0o 13.70 3.55 12 .57 0.895 0.813 0.829 10.3136 0.854 7 0,813 0,829 0,854 0,895 13.50 10.7103 14.20 4.05 13.07 8 0.813 0.830 0.854 0.896 14.00 11.1069 14.70 14.5 13.57 2 9 14.50 11.5036 14.07 0.813 0.830 0.855 0.896 15.20 15.05 30 15.70 15.55 14.57 0 15.00 1l.9003 0.813 0.830 0.855 0.897 31 31 15.50 12.297o 16.20 16.05 15.07 0.813 0.830 0.855 0.897 8 16.70 6.55 15.57 16.00 12.6937 0.814 0.830 0.856 0.898 38 16.50 17.20 7.05 07 l6 0. 0.898 13.0903 0.814 0.831 .856 31 34 0.814 0.856 0.899 17.00 13.4870 17.70 7.55 16.57 0.831 s5 85 17.50 13.8837 18,20 18,05 0,814 0,831 0,857 0.899 17.07 18.00 14.2804 17.56 0.814 0,831 0.857 0.900 36 18.70 8.55 7 19.2o 0.831 0.857 18.50 14.677o 19.05 8.06 0.814 0.900 8 8 19.00 15.0737 19,70 19,55 18.56 0.814 0.832 0.857 0,901 39 0.05 19.50 15.4704 20.20 19.06 0.814 0.832 0.858 0.901 40 20.70 15.8671 19.56 0. .858 20.00 20,55 0.814 0.832 0.902 20.50 16.2637 21.20 21 .0s 20. 06 o.902 0 0.832 0.858 .s1s .6604 20 ..56 0.815 0.832 0.859 0.902 21.00 16 21.70 21.55 s8 0.815 0,832 0,859 0,903 .50 17.0571 22.20 2.05 21.06 红. 4 17.4538 0.815 0,833 0.859 0.903 22.70 22.55 21.56 22.0o0 17.8505 23.20 23.05 22.06 0.815 0.833 0.859 0.904 22.50 23.00 23.70 23.55 40 18.2471 22.56 0.815 0.833 0.860 0,904 24.05 0.833 23.50 18.6438 24.20 23.06 0.815 0.860 0,904 48 24.00 19.0405 70 5 24. 24. 23.56 0.815 0.833 0.860 0.905 49 0.815 0.905 24.50 19.4372 25.20 25.05 24. 06 0.833 0.860 0 50 8338 0.815 0.833 0.860 0.906 25.00 19 25.70 25.55 24.50 20.2305 0.816 0,834 0.861 n 26,05 0.906 25.50 26.20 25.06 51" 52 26.00 20.6272 26.70 25.56 0.816 0.834 0.861 0.906 2 26.55 27.05 53 53 26.50 21.0239 27.20 26.06 0.816 0.834 0.861 0.907 27.00 21.4205 27.70 27.55 26.56 0.816 0.834 0.861 0,907 s: 5r 5 55 27.50 21.8172 28.20 28.05 27.06 0.816 0.834 0.862 0,907
GB/T3478.3一2008 表1(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dn 4H 5H 6H 7H 28.00 22.2139 28.7o 28.55 27.56 0.81G 0.83 O,862 .908 56 56 28.5022.6106 29.20 29.05 57 5 0.816 0.834 0.862 0.908 28.06 5 29.0023.0072 29.70 29.55 58 28.56 0.816 0.835 0.862 0.908 59 23.4039 0.835 29.50 30.20 30.05 29.06 0.816 0.862 0.909 9 60 30.00 23.8006 30.70 30.55 29.56 0.816 0.835 0.863 0.909 60 30.50 24.1973 31.20 31.05 30.06 0.816 0.835 0.863 0.909 31.00 24.5940 31.70 0.816 0,835 0.863 62 62 31.55 30.56 0.910 68 G 31.50 24.9906 32.20 32.05 31.06 0.817 0.835 0.863 0.910 e4 0.817 0.835 0.863 0.91o 32.0025.3873 32.70 32.55 s3 .56 0.817 0.835 65 65 32.5025.7840 33.20 3.05 32. 06 .911 0.864 0， e 33.70 3.55 33.00 26.1807 32.56 0.817 0,836 0.864 0.911 67 67 33.50 26.577 3 34.20 34.05 33.06 0.81" 0.836 0.864 0.91l R8 68 34.55 34.00 26.9740 34.70 33.56 0.817 0.836 0.864 0.912 69 34.50 27.3707 35.20 35.05 34.06 0.817 0.836 0.864 0.912 69 0 35.00 27.7674 35.70 35.55 34.56 0.817 0,836 0.865 0.912 1 35.06 0.817 0.836 0,865 36.05 0.912 35.5028.164o 36.20 2 28.5607 36.55 35.56 0.817 0.836 0.865 0.913 36.00 36.70 .817 36.5028.957 37.20 37.05 06 0.836 .913 0.865 0. 0. 36. 7 37.00 29.354l 37.70 37.55 36.56 0.817 0.837 0.865 0.913 怎 怎 37.50 29.7508 38.20 38.05 37.06 0.817 0.837 0.866 0.914 38.00 30.1474 38.70 38.55 37.56 0.818 0.837 0.866 0,914 38.50 30.5441 39.20 39.05 38.06 0.818 0.837 0.866 0.914 30.9408 38.56 0.818 0.837 0.866 0.914 39.00 39.55 39.70 39.50 39.06 0.818 0.837 0,866 0.915 31.3375 40.20 40.05 0 39 0.818 0.837 80 0. 31.7341 40.70 0.55 56 .915 Oo 0.866 0， s1 1 .06 0.837 0.867 0.915 0.5032 1308 41.20 4l.05 0.818 40. 41.70 l.55 32.5275 40.56 0.837 41.00 0.818 0.867 0.916 83 83 41.50 32.9242 2.20 42.05 41.06 0.818 0.838 0.867 0.916 2.55 84 84 42.00 33.3208 42.70 41.56 0.818 0,838 0.867 0.916 42.50 33.7175 0.838 85 3.20 43.05 42.06 0.818 0.867 0.916 85 8 s6 43.00 34.1142 43.70 43,55 42.56 0.818 0,838 0,867 0,917 7 34.5109 44.05 43.06 0,818 0,838 0,868 0.917 s 43.50 44.20 8 8 .70 0.818 0,868 0.917 4l.0034.9075 4.55 43.50 0.838 35.304 45.20 5.05 44.06 89 2 0.838 0.868 .917 89 0. 44.50 0.818 90 90 45.70 5.55 45.00 35.7009 44.56 0.818 0.838 0.868 0.918 n n 6.05 6 46,20 45.06 0,838 45.50 36.097 0.819 0.868 0.918 g2 9? 46.00 36.4943 46.70 46,55 45.56 0.819 0.839 0.868 0.918 98 93 46.50 36.8909 47.20 47.05 46.06 0.819 0.839 0.869 0.918 37.2876 47.7o 46.56 0.819 0,839 0.869 47.55 0,919 94 47.00 94 05 47.50 37.6843 48,20 48.05 47.06 0.819 0.839 0.869 0.919 5 38.081 0 0.819 0.919 96 48.00 48.70 8.55 47.50 96 0.839 0.869 97 97 4776 9.05 06 0.819 0.839 0.869 0.919 48.50 38 49.20 48. 49.70 9.55 98 98 49.00 388743 48.56 0.819 0,839 0.869 0.920 99 49.50 39.271o 50.20 50.05 49.06 0.819 0.839 0.869 0.920 99 100 50.00 39.6677 50.70 50,55 49.56 0.819 0.839 0.870 0.920 00
GB/T3478.3一2008 表237.5°内花键 模数m=0.75mm作用齿槽宽最小值Emln=1.178mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dm 5H 7H 4H 6H 10 7 .50 5.9502 8.55 8.32 6.91 1.206 1. ..223 1.248 1 .290 10 .25 6.5452 9.07 7.65 .223 .291 8 9.30 1.206 1.249 7.1402 9.82 8.40 1.207 1.224 1.249 1 292 9.0o 10.05 12 1 7.7352 10.57 1.207 1.224 1.250 1.293 9.75 10.80 9.14 l l 1 、 10.50 8.3302 11.55 11.32 9.88 1.207 1.225 1.251 1.294 15 15 11.25 8.9252 12.30 12.07 0.63 1.207 1.225 1.251 1.295 I6 i6 12.00 9.5202 13.05 12.82 ll.38 1.208 1.225 1.252 1.296 17 7 12.75 57 12 10.1153 13,80 13. 2. 1.208 1. 226 1.252 1.297 8 18 13.50 10.7103 14.55 14.32 12.87 .226 1.253 1.298 1.208 19 19 1.208 1.226 1.298 14.2511.305315.30 15.07 13.62 1.253 0 1.208 1.227 1.299 20 15.00 11.9003 16.05 5.82 14.37 1.254 21 15.75 12.4953 16.8o 16.57 15.11 1.209 1.227 1.254 1.300 16.50 3.0903 17.55 17.32 15.86 1.209 1.227 1.255 1.301 18.07 1 17.25 13.6853 18.30 16.61 1.209 227 1.255 1.301 21 18.00 14.2804 19,05 18.82 17.36 1.209 1.228 1.256 1.302 18.75 19.80 9.57 18. 11 14.8754 1.209 .228 1.256 1.303 19.50 15.4704 20.55 20.32 18.86 .228 1.256 1,209 1.304 1.21o 1.229 1.304 20.25 16.065421.30 21. 19.60 1.257 .07 8 16,6604 1.21o 1.229 1.257 1.305 21.00 22.05 21.82 20.35 2 9 17.2554 22.8o 1.21o 1.229 1.258 1.305 21.75 21.10 2.57 30 21.85 2.50 23.32 0 17.8505 23.55 1.21o 1.229 1.258 1.306 31 1 23.25 18.4455 24.30 24.07 22.60 1.21o 1. 229 1.258 1.307 8 24.00 24.82 19,0405 25.05 23.35 1.21o 1. 230 1.259 1.307 38 19.635525.80 25. 57 24.10 4.75 1.211 1.230 1.259 1.308 31 34 25.5020.230526.55 1.21m 1.230 1.308 26.32 2A1.85 1.259 5 s5 20 8255 1.21m 1.230 1.260 1.309 26.25 7.07 25.60 27.30 28.05 26.35 1.211 1.231 1.26o0 1.309 36 27.0021.4205 27.82 7 22.0156 1.26o0 27.75 28.80 28.57 27.10 1.211 1.231 1.310 38 8 1 28.50 22.6106 29.55 29.32 27.85 1.211 231 1.261 1.310 8 0.07 29.25 23.2056 30.30 28.60 1.211 1. 231 1.261 1.311 23.8006 31.05 29.34 . 30.00 30.82 .21 1.231 1.261 1.31 1.212 30.7524.3956 31.80 1.262 1.312 57 1.232 31. 30.09 30.84 1.212 1.232 1.312 a1.5024.9906 32.55 32.32 1.262 s8 33,30 33.07 1.212 1.232 1.262 1.313 32.2525.5856 31.59 4 26.1807 1.232 1.263 钱 33.00 34.05 33.82 32.34 1.212 1.313 4 33.75 26.7757 34.80 34.57 33.09 1.212 1.232 1.263 1.314 35.55 4 34.50 27.370" 35,32 33.84 1.212 1. 233 1.263 1.314 35.25 27.9657 36.30 36.07 34.59 1.212 1.233 1.263 1.315 28.560" 37.05 48 36.00 36,82 35.34 1.212 1.233 1.264 1.315 49 36.09 1.212 1.264 1.316 36.7529.1557 37.8o 7 57 1.233 0 29.7508 1.213 1.233 1.264 1.316 5 37.50 38.55 8.32 36.84 时 30.3458 1.213 1.233 1.265 1.316 n 38.25 39.30 39.07 37.59 52 2 39.00 30.9408 40.05 39.82 38.34 1.213 1.234 1.265 1.317 53 40.57 3 39.75 31.5358 40.80 39.09 1.213 1.234 1.265 1.317 54 40.50 32.1308 41.55 41.32 39.84 1.213 1.234 1.265 1 318 a4 5 55 1. 41l.25 32.7258 42.30 42.07 40.59 1.213 234 1.266 1.318
GB/T3478.3一2008 表2(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dn 4H 5H 6H 7H 42.00 43.05 42.82 1.213 .23 1.266 .318 56 56 33.3208 4l.34 42.75 .80 57 5 57 1.213 1.234 1266 319 339159 43. 42.09 1 5 44.55 58 43.50 34.5109 44.32 42.84 1.213 1. 235 1.266 1. 319 59 45.30 43.59 1. 235 1 320 44.25 35,1059 45.07 1.213 1.267 9 60 45.00 35.7009 46,05 45,82 44.34 1.214 1.235 1.267 1.320 60o 6.57 G1 6n 45.75 36.2959 46.8o0 45.09 1.214 1 235 1.267 1.320 82 46.50 36.8909 47.55 47.32 45.84 1.214 1.267 62 1.235 1.321 6 G 1. 47.25 37.4859 48.30 48.07 46.59 1.214 235 1.268 1.321 e4 1.214 1.235 1.268 1.322 48.0038.0810 .05 8.82 47.34 R 6 676o 65 48.75 s 49.80 9. 57 48. 09 1.214 1.268 1.322 1.236 e 50.55 1. 49.50 39.2710 50.32 48.84 1.214 1. 236 .268 1 322 67 67 50.25 39.8660 51.30 51.07 49.59 1.214 1. 236 1.268 1.323 成 68 1 51.00 40.461o 52.05 51.82 50.34 1.214 236 1.269 1.323 G9 51.75 41.056o 52.80 52.57 51.09 1.214 1.236 1.269 1.323 69 70 0 52.50 41.6511 53.55 53.32 51.84 1.215 1.236 1.269 1.324 1 52.59 1.215 1.236 1.269 1.324 54.07 53.25 42.2461 54.30 2 42.841 55.05 53.34 1.215 1.237 1.270 1.324 54.00 4.82 54.75 43.4361 55.80 5. 57 54. .237 1.270 .325 09 1.215 7 . 55.50 44.031l 56.55 56.32 54.84 .215 1.237 1.270 1.325 怎 56.25 444.626 57.30 57.07 55.59 1.215 1. 237 1.270 1.325 76 57.00 45.221 58.05 57.82 56.34 1.215 .237 1.270 1.326 7 8.57 57.75 45.8162 58.80 57.09 1.215 1.237 1.271 1.326 58.50 46.4112 59.55 59.32 57.84 1.215 1.237 1.326 1.271 27 47.0062 60.30 60.07 58.58 1.215 1.238 1.327 59.25 0 59. 1.215 1.327 60. 47. 61.05 0.82 33 1.271 s Oo 60l 2 .238 s1 1 1962 1.215 1.327 60.75 61.80 57 60 08 1.238 1.271 48. 61. 82 61.50 48.7912 62.55 1. .238 62.32 60.83 1.216 1.272 1.328 82 83 83 1. 62.25 49.3862 63.30 63.07 61.58 1.216 238 1.272 1.328 84 84 63.00 49.9813 64.05 63.82 62.33 1.216 1. 238 1.272 1.328 50.5763 64.8o 63.08 85 63.75 64.57 1.216 1.238 1.272 1.329 85 86 8 64.50 51.1713 65,55 65.32 63.83 1.216 1.238 1.272 1.329 7 66.07 64.58 1.216 1.239 1.273 1.329 s 65.2551.7663 66.30 8 8 67.05 65.33 1.216 1.239 1.273 1.330 6c .0052.3613 6.82 66.75 67.8o 89 57 08 1.239 89 52.9563 67. 66. 1.216 1.273 1.330 90 90 67.50 53.5514 68.55 68.32 66.83 . .216 1.239 1.273 1.330 n n 54.1464 69,30 1. 239 68.25 69.07 67.58 1.216 1.273 1.331 g2 9? 69.00 54.7414 70.05 69,82 68.33 1.216 1.239 1.274 1.331 98 93 70.57 69.75 553364 70.8o 69.08 1.216 1.239 1.274 1.331 55,9314 69.83 1.216 1.274 1.331 70.50 71.55 71.32 1.239 94 94 05 71.25 56.5264 72.30 72.07 70.58 1.216 1.240 1.274 1.332 5 1.217 1.240 96 72. 00 57.1214 73.05 2.82 71. 33 1.274 1.332 97 么 1.217 72.7557. 57 72. 08 1.2714 1.332 716 13 1.240 .80 73. 98 98 73.50 58.3115 74.55 74.32 72.83 1.217 1.240 1.275 1 333 99 74.25 58.9065 75.30 75.07 73.58 1.217 1.240 1.275 1 333 99 100 75.00 59.5015 76.05 75,82 74.33 1.217 1.240 1.275 1.333 00
GB/T3478.3一2008 表337.5°内花键 模数m=1 mm作用齿槽宽最小值Em=1.571mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 4H 6H 7H 10 10.00 7.9335 l1.40 11.10 9.21 1.602 1.620 1.648 1 694 10 心 l.0 8.7269 12.40 2.10 .621 .695 1. 10. 1.602 1.649 9.5202 1.602 1.621 1.649 1 696 12 12.00 13.40 3.10 11.19 12 1 13.00 10.3136 14.10 12.19 1.602 621 1.650 1.698 1 14.40 l 1 、 14.00 11.1069 15.40 15.10 13.18 1.603 1.622 1.651 1 699 15 11.9003 16,40 14.17 15.00 16.10 1.603 1.622 1.651 1.700 1 l 16.00 12.6937 17.40 17.10 15.17 1.603 1.623 1.652 1.701 l6 7 1r 17.00 13.4870 18.40 18.10 16.16 . .604 1 .623 1.653 1 .702 I 18 18.0o 19.40 9.10 17. 16 .703 1 14.2804 1.604 1.624 1.653 19 19 .0737 1.604 1.624 19.0o 15 20.40 20.10 18. 16 1.654 .703 867 1.604 1.624 20.00 21.40 21.10 19. 1.654 .704 2 15 15 21 16.6604 22.40 22.10 20.15 1.604 1.625 1.655 1 705 21.00 17.4538 23.40 23.10 21.15 1.605 .625 1.655 1.706 22.00 22.15 3.0 1 1. 18.2471 24.40 24.10 1.605 1.625 .656 .707 21 . 19,0405 25.40 25.10 23.14 .605 1. 626 1.656 1.708 24.00 5.00 19.833826. 40 26.10 24.14 1.605 .626 1.657 1. .708 1.626 26.00 20.627 2 27.40 27.10 25.14 1.657 1.709 1，605 1.606 1.626 1.658 27.021.4205 28.40 8.10 26. 1.710 14 8 1 1.606 1.627 1.658 27.14 28.0022.2139 29,40 9.10 .71o 2 30.40 30.10 28.14 1.606 .627 1.659 1.711 29.0023.0072 30 29.14 30.00 23.8006 31.40 31.10 1.606 1.627 1.659 1.712 31 1 1. 31.00 24.5940 32.40 32.10 30.13 .606 1.627 1.659 1.712 8 32.00 25.387 3 33.40 33.10 31.13 1.606 1.628 ！. ..660 1 .713 38 26.1807 32. 34.40 34.10 13 1 1 33.00 607 1.628 1.660 .714 31 3 1.607 1.628 34.026.974o 35.40 5.10 33. 1.66i1 l.714 13 s5 85 1 36.10 1.607 1.628 1.661 715 35.00 34. 27.767 36.40 13 28.5607 37.10 1.607 1.629 1.661 1.716 36 36.00 37.40 35.13 7 38.40 37.00 29.3541 38.10 36.13 1.607 1.629 1.662 1.716 8 38 11 38.00 30.1474 39.40 39.10 37.13 607 1.629 1.662 1.717 8 .717 39.00 30.9408 40.40 40.10 38.13 1.607 1.629 1. .662 1. .718 31.7341 41.10 1. 1 40.00 41.40 39.13 1.608 630 1.663 4l.0 32.527542.40 2.10 1: .718 1，608 40 1.630 1.663 l1.630 1.663 1.719 42.0033.320843.40 3.10 4I. 13 l，608 s8 34.114 1.608 1 630 1.664 1.719 43.00 42 44.40 4.10 42. 12 4 34.9075 43.12 1.664 钱 44.00 45.10 1.608 1.630 1.720 45.40 4 45.00 35.7009 46,40 46.10 44.12 1.608 1.631 1.664 1.720 45.12 打.0 40 46.00 36.4943 47.10 1.608 1.631 1. .665 1. .721 12 48.40 46. . 47.00 37.2876 48.10 .608 1.631 1.665 1.721 49.40 12 .722 48 1 48.00 38,0810 49.10 47 ,609 1.631 1.665 49 1.631 1.666 1.722 49.0o38.874 50.40 0.10 48. 3 12 1，609 0 39.6677 49. 1.6o9 1.632 1.666 1.723 5 50.00 51.40 1.10 12 1 40.4610 52.40 1.609 .632 1.666 n 52.10 1.723 51.00 50.12 5 2 52.00 41.2544 53.40 53.10 51.12 1.609 1.632 1.666 1.724 53 3 53.00 42.0477 54.40 54.10 52.12 1.609 1.632 1.667 1.724 54 54.00 42.8411 55.40 55.10 53.12 1.609 1.632 1.667 1.725 a4 5 55 1. 55.00 43.6344 56.40 56.10 54.12 1.609 1.633 1.667 725
GB/T3478.3一2008 表3(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D 0 D 圆齿根 Dm min 4H 5H 6H 7H 4.4278 57.40 57.10 55.1 .61o .633 1.668 .726 56 56 56.00 2211 L.726 57.00 8.10 57 5 12 1，610 1633 1668 58.40 56. 5 57.12 58 58.00 46,0145 59.40 59.10 1.61o 1. 633 1.668 1.727 59 8 60,40 60.10 58.12 1. 727 59.00 46.807 1.61o 1.633 1.668 9 60 60 60.00 47.6012 61.40 61.10 59.12 1.61o 1.633 1.669 1.728 n 6n 61.00 48.3946 62.40 62.10 60.12 1.61o 1.634 1.669 1.728 49.1879 63.40 61.12 1.669 62 62 62.00 63.10 1.61o 1.634 1.728 6 63 63.00 49.9813 64.40 64.10 62.12 1.61o 1.634 1.670 1.729 e4 6 63 1.61o 1.634 1.670 64.0050.774 65.40 65.10 12 1.729 G 6 65 1.670 51.568o 66.40 6.10 64 12 .730 1.610 1.634 1. .00 e 3 1. 66.00 52.361 67.40 67.10 65.12 1.61 1.634 .670 1 .730 67 67 67.00 53.1547 68.40 68.10 66.12 1.61 1. 635 1.671 1.730 成 68 68.00 53.9480 69,40 69.10 67.12 1.611 1.635 1.671 1.731 G9 69.00 54.741 4 70.40 70.10 68.12 1.611 1.635 1.671 1.731 69 0 70.00 55.5347 71.10 69.11 1.611 .635 1.671 1 732 71.40 70.1l 1.611 1.635 1.672 T 1.732 71.0056.3281 72.40 2.10 2 72.00 71.1l 1.61m 1.635 1.672 1.732 57.1214 73.40 73.10 73.0 57.914874.40 74.10 72. 1n l.611 1636 1.672 ..733 1. 7 74.00 58,7082 75.40 75.10 73.ll1 1.61 1.636 1.672 1.733 75.00 59.501 5 76.40 76.10 74.ll 1.61 1.636 1.673 1. .734 76 76.00 60.2949 77.40 77.10 75.1l 1.612 l. 636 1.673 1.734 7 77.00 61.0882 78.40 78.10 76.1l 1.612 1.636 1.673 1.734 6 78.00 61.881 79.40 79.10 77.11 1.612 1.636 1.673 1.735 79.00 62.6749 80.40 80.1o 78.1l 1.612 1.636 1.673 1.735 0 3 63.468 81.40 79.1l 1.612 1.637 1.674 80. 0 81.10 1.735 s s1 1 1.612 1.637 81.o 82.40 心 80.11 1.6714 .736 64.2616 82. 1. 82 65.0550 81.11l 1. 637 1. .736 82.00 83.40 83.10 1.612 1.674 83 . 83 83.00 65.8483 84.40 84.10 82.11 ,612 1.637 1.674 1.736 84 84 84.00 66.6417 85.40 85.10 83.1l 1.612 1.637 1.675 1.737 67.4350 86.40 84.11 85 85.00 86.10 1.612 1.637 1.675 1.737 85 86 8 86.00 68,.2284 87.40 87.10 85.11 1.612 1.637 1.675 1.738 7 69.0217 88,40 88.10 86,11 1.613 1 638 1.675 1.738 87.00 s 8 69.8151 89,40 89,1o 87.11 1.613 1.638 1.675 88 88.0o 1.738 9 1.676 89 1. 89,00 70.608 90.40 90,10 88.11 1.613 1.638 ..739 0 90 90.00 71.401 8 91.40 91.10 89.11 . .613 1. 638 1.676 1.739 n 91.00 1. 739 72.1952 92.40 92.10 90.1l 1.613 1.638 1.676 g2 9? 1 92.00 72.9885 93.40 93.10 91.11 1.613 638 1.676 1.740 98 93 93.00 73.7819 94.40 94.10 92.11 1.613 1.638 1.676 1.740 4 74.5752 95,40 93.11 1.613 .639 1.677 94.00 95.10 1.740 94 05 5 95.00 75.3686 96,40 96,10 94.11 1.613 1.639 1.677 1.741 76.1619 97 1.613 1.677 7 96 96,.00 97.10 95. 1639 1 .74 96 ,40 97 97 76.9553 97.00 11 .74 1.613 1639 L.77 1 98.40 98.10 96 98 98 98.00 77.7486 99.40 99.10 97.11 1.613 1.639 1.677 1.742 99 99.00 78.5420 100.40 100.1o 98.11 1.614 1.639 1.678 1. 742 99 100 100.00 79,3353 01.40 101.10 99.1l 1.614 1.639 1.678 1.742 00 8
GB/T3478.3一2008 表437.5°内花键 模数m=1.25mm作用齿槽宽最小值Emln=1.963mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 7H 4H 5H 6H 10 12.50 9.9169 14.25 13.88 1.52 1.997 2.017 2.046 2.096 10 1.997 047 13.75 15.50 5.13 12.75 2.017 2 .098 2. 10.9086 13.99 1.997 2.018 12 15.00 2.048 2.099 11.9003 16.75 6.38 12 2. 12.892o 17.63 1.998 2.018 2.049 100 1 16.25 18.00 15.23 l 1 、 17.50 13.8837 19.25 18.88 16.47 1.998 2.019 2.050 2. .101 15 20.13 17.72 2. 102 18.75 14.8754 20.50 1.998 2.019 2.050 1 21.75 l 2. 20.00 15.8671 21.38 18.96 1.999 2.020 2.051 .104 l6 7 1r 21.25 2.63 16.8588 23.00 20.21 1.999 2.020 2.052 2. 105 I8 的 18 2.50 17 24.25 23.88 21. 45 2 106 1 2. .8505 .999 2.020 .052 19 19 8421 .053 py 23.75 18 25.50 5.13 70 2.021 .107 l.999 2 0 2. 8338 2.000 2.021 .054 108 20 25.00 26.75 26.38 23.94 3 19 21 20.8255 28.00 27.63 25.19 2.000 2.021 2.054 2.108 26.25 21.8172 29.25 28.88 26.44 2.00o 2.022 2.055 2. 109 27.50 28.75 30.50 0.13 22.8089 27.68 2.000 2.022 2.055 2.l10 21 2. 23.8006 31.75 31.38 28.93 2.000 2.023 2.056 .l1l 30.00 31. .2524.7923 32.63 18 2 .l12 33.00 30. 2.001 2.023 2.056 32.5025.784o34.25 3.88 31. 43 033 2.057 .l13 2 2.001 2. 2. 2. 2.001 2.023 .057 113 3.7526.775了 35.50 5.13 32.67 8 2. 35.00 36.75 36.38 33.92 2.001 2.024 .114 2.058 27.7674 8 9 2.001 2.024 2.058 2. 115 36.2528.759 38.00 37.63 35.17 30 29.7508 38.88 0 37.50 39.25 36.42 2.002 2.024 2.059 2.l16 31 1 2. 38.75 30.7424 40.50 40.13 37.67 2.002 2.025 2.059 l16 8 41.75 l.38 40.00 31.7341 38.92 2.002 2.025 2.059 2. .l17 3 41.2532.7258 2.63 17 2.l18 43,00 2. 40. 2.002 2.025 .060 31 s3 002 2.025 42.5033.7175 .25 3.88 4I. 4县 .118 A小 22 2.060 2 5 s5 2. 45,50 45.13 2.002 2.026 2.061 119 43.7534.7092 42.66 46.38 2.003 2.026 2.061 2.120 36 45.0035.7009 46.75 43.91 7 366926 48.00 45.16 46.25 47.63 2.003 2.026 2.062 2.120 38 2. 8 47.50 37.6843 49,25 48.88 46.41 2.003 2.026 2.062 .121 8 48.75 50.50 0.13 47.66 38.6760 2.003 2.027 2.062 2. 122 40 51.75 a1.38 .122 39.6677 48.91 2.063 2. 50.00 2.003 2.027 51.25 53.00 2.63 50. 16 2.027 2.123 40.6594 2.003 2.0633 2. .6511 2.003 2.027 .063 52.50 51. 4n. 5A.25 3.88 4 2 .123 s8 2.004 2.028 2.064 53.75 42.6427 55.50 5.13 52.66 2.124 钱 55.00 43.6344 56.75 56.38 53.90 2.004 2.028 2.064 2.125 2. 56.25 444.6261 58.00 57.63 55.15 2.004 2.028 2.064 125 59.25 8.88 46 57.50 45,6178 56.40 2.004 2.028 2.065 2.126 58.75 46.6095 60.13 57.65 2. 126 60.50 2.004 2.029 2.065 47 9 61.75 G1.38 .127 48 2. 2. 60.00 .601 58,90 2.004 2.029 .066 49 2. ..5929 6o. 2.004 2.029 61.25 8 63.0o 2.63 .127 15 2.066 0 49.584 6 63.88 61 2.005 2.029 2.066 2.128 5 62.50 64.25 40 1 50.5763 65,5o 2.029 n 63.75 65,13 62.65 2.005 2.067 2.128 5 65.00 51.568o 66.75 66.38 63.90 2.005 2.030 2.067 2.129 2 53 s3 66.25 52.5597 68,00 67.63 65.15 2.005 2.030 2.067 2.129 54 67.50 53.551 4 69.25 68.88 66.40 2.005 2.030 2.067 2. 130 a4 55 68.75 54.5430 70.50 70.13 67.65 2.005 2.030 2.068 2.130 55
GB/T3478.3一2008 表4(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dn 4H 5H 6H 7H 70.00 555347 71.75 7138 68.90 2.005 2.068 2 13 56 56 2.030 5264 71.25 73.00o 2.63 70. .131 57 5 15 2.005 2.031 2.068 56 5 72.5057.5181 3.88 71.40 58 74.25 2.006 2.031 2.069 2. 132 73.75 59 75.13 2. 132 58.5098 75.50 72.65 2.006 2.031 2.069 9 60 5 2. 75.00 59,501 76.75 76.38 73.90 2.006 2.031 2.069 133 60 76.25 60.4932 78.00 77.63 75.15 2.006 2.031 2.070 2.133 61.4849 79.25 2.134 62 62 77.50 78.88 2.006 2.032 2.070 76.40 6 63 2. 2. 78.75 62.4766 80.50 80.13 77.65 2.006 2.032 .070 134 e4 63.4683 2.006 2.032 2.070 80.00 81.75 81.38 78.90 2. .135 G 2.071 65 81.25 83. 82.63 80. 15 2 .135 4600 O0 2.006 6A 2.032 e 66 51?8A.25 .135 82.50 65， 83.88 81.39 2.006 2.032 2.071 2 67 83.75 66.4433 85.50 85.13 82.64 2.007 2.032 2.071 2. 136 成 68 86.75 85.00 67.4350 86.38 83.89 2.007 2.033 2.072 2.136 G9 2. 86.25 68.4267 88.00 87.63 85.14 2.007 2.033 2.072 .137 69 70 0 87.50 69.4184 89.25 88.88 86.39 2.007 2.033 2.072 2.137 70.4101 .64 2.033 2. .072 2. 138 87 2.007 88.75 90.50 0.13 2. 2. 71.4018 91.75 91.38 88.89 2.007 2.033 .073 90.00 .138 007 91.25 72 393 93.00 92.63 2. 2.073 2 139 034 90.14 ， 2. 7 2. 2. 92.50 73.3852 94.25 93.88 91.39 2.007 2.034 .073 139 93.75 774.3769 95.50 95.13 92.64 2.007 2.034 2.073 2.139 76 95.00 75.3686 96.75 96.38 93.89 2.008 2.034 2.074 2. 140 7 96.25 76.3603 98.00 97.63 95.14 2.008 2.034 2.074 2.140 2. 97.50 77.352o 99.25 98.88 96.39 2.008 2.034 2.074 .141 98.75 78.3436 100,13 97.64 2.008 2.034 2. .074 1o0.50 2 .14 0 3 100.00 779.335 1o1.38 98.89 2.035 2.075 101.75 .14 s 2.008 2 1 .035 075 101 25 80.3270 100.14 2.008 2 .142 03,00 102.63 2. 2. 82 1o4.25 101.39 2. l42 102.50 81.3187 103,88 2.008 2.035 2.075 s 83 2. 103.75 82.3104 05.50 105.13 102.64 2.008 2.035 2.075 143 84 84 105,00 83.3021 106,75 106.38 l03,89 2.008 2.035 2.076 2. 143 106.25 84.2938 105.14 2. 143 85 08.00 107.63 2.008 2.035 2.076 85 86 107.50 85,2855 09,25 108.88 10639 2.009 2.036 2.076 2.144 86 108,75 86.2772 110.50 110.13 07.64 2.009 2.036 2.076 2. .144 87 s R8 110.00 87.2689 l1l.75 111.38 108,89 2.009 2.036 2.077 2. 88 .146 .077 89 2.145 009 2. 89 ll1. 882606 113,00 112.63 l10,14 2.036 2. 0 90 l12.50 89.2523 l14.25 l13.88 l1.39 2.009 2.036 2.077 2. l45 n 91 90.2439 115,13 2. l13,75 15.50 112.64 2.009 2.036 2.077 146 g2 115,00 91.2356 ll6.75 1l6.38 113.89 2.009 2.036 2.078 2.146 92 98 93 116,25 92.2273 118.00 117.63 115,14 2.009 2.037 2.078 2.146 4 117.5o 93.2190 118,88 2.037 119,25 11639 2.009 2.078 2.147 94 05 2. 5 118.75 94.2107 120.50 120.13 117.64 2.009 2.037 2.078 .147 120.00 95.2024 121.38 118.89 2.037 2.078 96 121.75 2.009 2 .147 96 97 122 97 121.25 2 079 18 2. 96,1941 123.00 .63 120.14 2.01o 2.037 98 98 122.50 97.1858 124.25 123.88 121.39 2.01o 2.037 2.079 2.148 99 123.7598.1775 125.50 125.13 22.64 2.010 2.037 2.079 2. 148 99 100 125.00 99.1692 126.75 126.38 123.89 2.01o 2.038 2.079 2.149 00 10
GB/T3478.3一2008 表537.5°内花键 单位为毫米 模数m=1.5mm作用齿槽宽最小值E,=2.356 mm 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dm 5H 1tnin 4H 6H 7H 10 15.00 11.9003 17.10 16.65 13.82 2.391 2.413 2.444 2.497 10 16.50 13 .090318.60 8.15 15.30 2.392 2.41s 2.445 .499 2. 19,65 16.79 2,414 446 22 500 12 18.00 2.392 14.2804 20.10 22 12 2. 18.28 2.393 2.414 2.447 502 19.50 15.4704 21.60 21.15 l l 1 、 16,6604 23.10 22.65 19.77 2.393 2.415 2.448 2.503 21.00 15 21.26 2.415 2.449 2. 22.50 17.8505 24.60 24.15 2.393 .504 1 25.65 t.00 i6 16 19,0405 26.10 22.75 2.393 2.416 2.449 2.505 17 7 27.60 27.15 24.25 5.50 20.2305 2.394 2.416 2.450 22 .506 I8 18 21.420529.1o 8.65 25.74 2.417 2.451 .507 27. 22 .00 2.394 19 19 28. 2.394 ..5022.6106 30.60 0.15 27.24 .417 22 451 .508 ? 2. 509 30.023.8006 32.10 1. 28. 2.395 2.417 452 2 73 22 65 21 3.15 31.50 24.9906 33.6o 30.23 2.395 2.418 2.453 2.510 33.00 26.1807 35.10 34.65 31.72 2.395 2.418 2.453 2.511 36.15 33.2 34.50 27.3707" 36.60 2.395 2.419 2.454 2.512 21 34.72 36.00 28.5607 38.10 37.65 2.395 2.419 2.454 2.513 2.514 37.50 29.7508 9.15 36.21 39.60 2.396 2,419 2.455 .9408 39.0o 4.10 0.65 37.71 2.455 2 .515 396 2. 2 30 420 39 2.396 2.420 0.5032.1308 42.60 2.15 .21 456 .516 22 8 33.3208 43.65 2.396 .420 42.00 2.517 44.10 40.71 2. 22 456 8 34.5109 42.21 2.396 2.421 2.517 43.50 45.60 45.15 2.457 30 45.00 35.7009 47.10 46,65 43.70 2.397 2.421 2.457 2.518 31 1 46.50 36.8909 48.60 48.15 45.20 2.397 2.421 2.458 2.519 8 50.10 9.65 48.00 38.081o 46.70 2.397 2.422 2.458 2.520 38 51.60 a1.15 20 2 .520 2. 2 2.459 2. 49,50 39.2710 48. .397 31 3 0o 2.397 51.00 40.46 53.1o 2.65 .70 42 459 .521 3 22 R" 5 s5 54.6o 2.398 .422 460 52.50 41.6511 51.20 2.522 4.15 2. 22 42.841 56.10 55.65 52.69 2.398 2.423 2.46o0 2. .522 36 54.00 7 44.0311 2.423 2.461 57.60 54.19 2.398 2.523 55.50 57.15 38 8 2. 57.00 45.2211 59.10 58,65 55.69 2.398 2.423 2.461 .524 8 0.15 58.50 46.411 2 60.60 57.19 2.398 2.424 2.461 2.524 2 47.601 58.69 2.4214 2.462 2. 60.00 62.10 61.65 2.398 .525 61.50 48.791 63.15 2.424 2.462 .526 2 9 .399 2. 22 63.60 60 22 .981 61.69 2.399 o 63.00 497 l3 65. 64.65 2. .424 22 463 .526 s8 66,60 63 2.399 527 64.5051.1713 6.15 19 2.425 2.463 2 52.3613 68.10 2.463 钱 66.00 67.65 64.69 2.399 2.425 2.528 4 2 67.50 53.551 69.60 69.15 66.19 2.399 425 2.464 2.528 0.65 4 69.00 54.7414 67.68 2.399 2.425 2.464 2.529 71.10 4 72.60 2.464 2. 70.50 55.9314 72.15 69.18 2.400 2.425 .529 48 72.0057.1214 74.10 70.68 6S 2 2. 73. 2.400 426 2.465 .530 49 2.400 426 73.5058.311575.60 5.15 72. 465 .531 18 Dy 22 2.400 2.426 2.466 22 5 75.0059.501577.10 6.65 73.68 .531 时 60.6915 466 n 76.50 78.6o 75.18 2.400 2.426 2.532 78.15 22 52 2 78.00 61.8816 80.10 79.65 76.68 2.400 2.427 2.466 2.532 53 1.15 3 79.50 63,0716 81.60 78.18 2.400 2.427 2.467 2.533 54 81.00 64.2616 83.10 82.65 79.68 2.400 2.427 2.467 2.533 a4 5 55 82.50 65,4517 84.60 84.15 81.18 2.401 2.427 2.467 2.534 1l
GB/T3478.3一2008 表5(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dn 4H 5H 6H 7H 66.647 85.65 82.68 2.4O 2.427 2.468 2 534 56 56 84.00 86.10 535 85.5067.8317 87.60o 87.15 57 5 18 2.401 2.468 2. 84. 2.428 5 8.65 58 7.0o.0217 89.10 85.68 2.401 2,428 2.468 2. .535 0.15 59 70.2118 2.469 88.50 90.60 87.18 2,401 2.428 2.536 9 60 8 2 22 90.00 71.401 92.10 91.65 88.68 2.401 428 2.469 536 60 72.5918 91.50 93.6o 93.15 90.18 2.401 2.429 2.469 2.537 73.7819 95.1o 91.68 2.429 2.470 62 62 93.00 94.65 2.402 2.538 6 63 94.50 74.9719 96.6o 96.15 93.17 2.402 2.429 2.470 2.538 e4 2.402 2.429 538 9% .00 76.1619 98.10 97.66 94.67 2 470 2 77.3520 99.6o 65 65 97.50 .15 96. 17 22 y 29 2.470 .539 99 2 .0 e 97.67 66 .17们1 99.00 78.5420 01.10 100.65 2.402 2.429 2. 2.539 67 67 100.50 79.7320 102.60 102.15 99.17 2.402 2.430 2.471 2.540 成 68 102.00 80.9220 104.10 103.65 100.67 2.402 2.430 2.471 2.540 G9 103.50 82.1121 05.60 105.15 02.17 2.402 2.430 2.472 2.541 69 0 105,00 83.3021 107.10 106.65 103.67 2.402 2.430 472 2.54 22 106.5o 84.4921 108.6o 108,15 105.17 2.403 2.430 2. 2.472 .542 108.00 85.6822 110.10 109.65 06.67 2.403 2.431 2.542 2.472 109.50 86.8722ll1.60 l.15 108.17 2.473 2 .543 Dy 431 2.403 7 2. ll1.00 88.0622 ll3.10 l12.65 109.67 2.403 2.431 2.473 .543 l12.50 89.2523 ll4.60 ll4.15 lll.17 2.403 2.431 2.473 2.544 76 1l4.0090.4423 16.l0 115,65 12.67 2.403 2.431 2.474 2. .544 7 115.50 91.6323 l17.60 117.15 1l4.17 2.403 2.432 2.474 2.544 117.00 92.8223 119.10 118.65 115.67 2.403 2.432 2.545 2.474 l18.5o 94.0124 120.6o 120,15 117.17 2.403 2.432 2.4714 2.545 0 121.65 118.67 2.4o4 2.432 546 120. 95.2024 122.10 .475 s 00 2 2 1 123.15 120.17 121.50 96.3924 123.60 2.475 2 .546 2.404 2 432 82 2.475 2.547 123.00 2.432 97.5825 125,10 124.65 121.67” 2.404 83 83 124.50 98.7725 126.60 126.15 12317 2.404 2.433 2.475 2.547 84 84 126,00 99.9625 128.l0 127.65 124.67 2.404 2,433 2.476 2.547 101.152 129.15 126.17 2.404 2.433 2.476 85 127.50 129.60 2.548 85 86 86 129.00 102.3426 131.10 130.65 127.67 2.404 2.433 2.476 2.548 7 130.50 103.532 132.6o 132.15 129.17 2.4o4 2.433 2. 549 s 2.477 8 132.00 1o4.722 134.10 133,65 130.67 2.404 2 433 22 549 88 2.477 9 132.17 2.477 89 133.50 05,912 135,60 135,15 2.405 2.434 2 .550 0 90 2.47m7 135.00 107.102" 137.10 136.65 133,67 2.405 2.434 2. ,550 n 91 136.50 138,15 2.478 108.2927 138.60 135.17 2.405 2.434 2.550 g2 138,00 109.4828 l40.10 139.65 136.67 2.405 2.434 2.478 2.551 92 98 93 1395o0 110.6728 141.60 141.15 138.17 2.405 2.434 2.478 2.551 141.00 2,434 2.478 111.8628 143.10 142,65 13967 2.405 2.552 94 94 05 5 142,5o 113.0529144.6o 144.15 141.17 2.405 2.434 2.479 2.552 14.2429 145,65 142.67 2.405 2,435 2.479 96 144.00 146 .10 2 .552 96 97 97 144.17 2.479 1154329 2 2 145.50 147.60 147.15 2.405 435 .553 98 98 147.00 116,6229149.10 148.65 145,67 2.405 2.435 2.479 2.553 99 148.50117.813o150.60 150.15 147.17 2.406 2.435 2.479 2.553 99 100 150.00 119.0030 152.10 151.65 148,67 2.406 2.435 2.480 2.554 00 12
GB/T3478.3一2008 表637.5°内花键 模数m=1.75mm作用齿槽宽最小值Emln=2.749mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 4H 6H 7H 10 17.50 13.8837 19.95 19.43 16.13 2.786 2.808 2.842 2.898 10 19.25 15.2721 21.70 21.18 17.886 2.786 .899 2. 22 2.809 .843 19.59 2.810 12 22.93 2.787 2.901 21.00 16.660423. 45 2.844 12 2. 18.0488 21.33 2.787 2.810 2.845 902 22.75 25.20 24.68 l l 1 、 24.50 19,4372 26.95 26.43 23.06 2.788 2.811 2.845 2.903 15 28.18 2. 26.25 20.8255 28.70 24.80 2.788 2.811 2.846 ,905 1 l 16 28.00 22.2139 30.45 29.93 26.55 2.788 2.812 2.847 2.906 17 7 29.75 23,6023 32.20 31.68 28.29 2.788 2.812 2.848 2. .907 I8 18 31.5024.9906 33.95 3.433 2. 30.03 2.789 2.813 .848 2.908 19 19 813 849 909 2.789 3.2526.3790 35.70 5.18 31. 78 2. 2. 36.93 2.813 2.850 .910 20 35.027.7674 37.45 33.52 2.789 21 36.75 29.1557 39.20 38.68 35.27 2.790 2.814 2.850 2.911 38.50 30.5441 40.95 40.43 37.01 2.790 2.814 2. .851 2.912 2.18 40.25 31.9325 42.70 38.76 2.790 2.815 2.852 2.913 21 42.00 33.3208 44.45 43.93 40.50 2.790 2.815 2.852 2.914 2.915 43.75 34.709246.20 5.68 42.25 2.790 2.815 2. .853 45.5036.097647.95 7.433 2 .791 2.916 2. 44.00 2.816 .853 2. 22 2.816 ..854 47.2537.4859 49.70 9.18 45. 2.791 .917 74 8 50,93 2.791 2.816 .855 2.918 3 49.0038.874351.45 47. 49 8 9 40.2627 53.2o 52.68 49.24 2.791 2.817 2.855 2.919 50.75 30 0 52.50 41.6511 54.95 54.43 50.99 2.792 2.817 2.856 2.920 31 1 54.25 43.0394 56.70 56.18 52.74 2.792 2.817 2.856 22 ,920 8 56.00 44.4278 58.45 57.93 54.48 2.792 2.818 2.857 2.921 3 57.75 2 9.68 56. 23 2.857 2 .922 45.816 60.20 2.792 2.818 31 s3 4们.20 2. 2.858 59.50 61.95 G1.43 57.98 2.792 2.923 15 818 5 s5 ..5929 63.18 59.73 2.793 2.819 2.858 2.923 61.25 48 63.70 63.00 49.9813 64.93 61.48 2.793 2.819 2.858 2.924 36 65.45 7 51.3696 67.2o 63.23 64.75 66.68 2.793 2.819 2.859 2.925 38 8 66.50 52.7580 68,95 68.43 64.97 2.793 2.820 2.859 2.926 8 70.70 0.18 68.25 54.1464 66.72 2.793 2.820 2.860 2.926 40 72.45 47 93 2. 2. 70.00 55,5347 71. 68. 2.793 2.820 .860 .927 "1. 75 74.20 3.68 70.22 .928 .794 2. 2. 2. 56,9231 2.820 .861 2. 75,95 2.794 2.821 2.861 .928 71.97 73.5058.3115 5.43 s8 59.6998 2.821 2.861 2. .929 75.25 77.70 7.18 73.72 2.794 4 61.0882 75.47 77.00 78.93 2.794 2.821 2.862 2.930 79.45 78.75 62.4766 81.20 80.68 77.22 2.794 2.821 2.862 2.930 4t 82.95 82.43 80.50 63.8649 78.97 2.794 2.822 2.863 2.931 65.2533 84.18 2.863 2. 82.25 84.70 80.71 2.795 2.822 .932 82.46 6,.Gl17 48 84.00 86.45 85.93 2.795 2.822 2.863 2.932 22 68.0301 2.795 2.822 2.864 933 49 85.75 88.20 87.68 .21 e\ 0 69.4184 85 ..96 2.795 2.823 2. ..864 22 933 5 87.50 89.95 89.43 1 70.8068 2.823 n 89.25 91.70 91.18 87.71 2.795 2.865 2.934 52 2 91.00 72.1952 93.45 92.93 89.46 2.795 2.823 2.865 2.935 53 3 92.75 73.5835 95.20 94.68 91.21 2.795 2.823 2.865 2.935 54 94.50 74.9719 96.95 96.43 92.96 2.796 2.824 2.866 2.936 a4 5 55 96.25 76.3603 98.70 98.18 94.71 2.796 2.824 2.866 2.936 13
GB/T3478.3一2008 表6(续 单位为毫米 实际齿槽宽最大值 基圆 渐开线终 分度圆 大径 齿数 小径 齿数 E=EnT十入 直径 D. 止圆直径 直径 D D D 圆齿根 D 4H 5H 6H 7H 56 98.00 77.7486 100.45 99.93 96.46 2.796 2.8241 2.866 2.937 56 57 2. 99.75 79.137o 02.20 101.68 98.21 2.796 2.824 2.867 938 57 101.5o 80.5254 03.95 103.43 99.96 2.796 2.825 2.867 2.938 5 8 81.9137 101.71 2.825 2.867 939 5 103.25 105.70 05.18 2.796 2 59 60 .45 107 C 2. 22 105.00 83.302l 106,93 l03,46 2.796 2.825 ..868 .939 61 106.75 109.20 84.6905 108,68 105.21 2.797 2.825 2.868 2.940 62 10850 2. .868 2 62 86.0788 l10,95 l10.43 106.95 2.797 2.825 ,940 63 63 l10.25 87.4672 l12.70 l12.18 108.70 2.797 2.826 2.869 2.941 112.00 88,8556 114.45 113,93 110.45 2.797 2.826 2. 869 2.941 6 64 66 5 113.75 90.2439 2.826 2.869 116,20 115,68 112.20 2.797 2.942 2. 115,5o 91.6323 117.95 117.43 113.95 2.797 2.826 2.870 942 s 93.0207 115.70 2.797 117.25 119.70 19.18 2.870 2 .9413 2.826 R成 68 2. l19,00 94,409l 121.45 120,93 117.45 2.797 2.827 .870 2.943 69 120.75 69 95,7974 123,20 122.68 119,.20 2.798 2.827 2.871 2.944 122.50 97.1858 124.95 124.43 120.95 2.798 2.827 2.871 2.944 7n 124.25 98.5742 126.18 122.70 2.798 2. .871 126.70 2.827 2.945 126.00 99,9625 128,45 127.93 124.45 2.798 2.827 2.872 2.945 3 101.3509 130.20 129,68 2.828 2. .872 2.946 7 127.75 126.20 2.798 14 7 129.5o 102.7393 131.95 131.43 2.828 2.872 127.95 2.798 2.946 127 133 129.70 131.25 心 8 2.873 .947 133 2 104. 2.798 2.828 76 133.00 105.5160135,45 134,93 131.45 2.798 2.828 2. .873 2. .947 77 134.75 106.9044 137.20 136.68 133,20 2.799 2.828 2.873 2.948 8 7 136.50 08.2927 138.95 138,43 134.95 2.799 2.829 2.873 2.948 138.25 109.681 140.70 140.18 136.70 2.799 2.829 2.874 2.949 Sc 140.00 1l1.0695 142.45 141.93 138.45 2.799 2.829 2.874 2.949 80 令 a1 141.75 112.4578 144.20 143.68 140.20 2.799 2.829 2.874 2.950 8 113.8462 145.95 145,43 2.799 2.829 2.875 22 95o 143.50 141.95 s 15.2346 147.70 147.18 143.70 2.830 2.875 22 950 83 2.799 145.25 t 84 45 .875 147.00 116.6229 149. 148,93 145.45 2.799 2.830 2. 2.951 85 118.0113 2.875 148.75 151.20 150.68 147.20 2.800 2.830 2.951 85 152.95 86 86 150,50 l19.3997 152.43 148.95 2.800 2.830 2.876 2.952 87 87 152.25 120.788 154.70 154.18 150.70 2.800 2.830 2. 876 2.952 8 88 154.00 122.1764 156.45 155,93 152.45 2.80o 2.830 2.876 2.953 880 2. 2. 155.75 123.5648 158.20 157.68 154.20 2.800 2.831 ..877 953 s O0 0 157.5o 124.9532 159.95 159.43 155.95 2.800 2.831 2.877 22 .954 91 161.70 157.70 2.877 .954 B8 159.25 61. 126.341 2.800 2.831 n 92 92 1277299 2. 22 161.00 163.45 162.93 159.44 2.800 2.831 .877 .954 5 162.75 93 129.l183 165.20 l64.68 161.19 2.800 2.831 2.878 2.955 g 130.5066 164.50 166.95 l66.43 162.94 2.800 2.831 2.878 2.955 94 95 95 166.25 131.8950 68.70 168.18 164.69 2.8o1 2.832 2.878 2.956 96 168.00 133.2834 170.45 169.93 166.44 2.8o1 2.832 2.878 2.956 96 97 169.75 134.6717 171.68 2.832 97 172.20 168.19 2.8o1 2.879 2.956 171.5o 136.0601 173.95 173.43 2.832 2.879 2.957 9 169.94 2.80l 98 99 175.70 175 171.69 2.957 173.25 1374485 2.801 2.879 9 18 2.832 100 138.8368 176.93 173.44 2.801 2.832 2.879 2.958 100 175.00 177.45 14
GB/T3478.3一2008 表737.5°内花键 模数m=2" mm作用齿槽宽最小值Em=3.142mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 4H 6H 7H 10 20.00 15.8671 22.80 22.20 18.43 3.180 3,204 3.239 3.297 10 f 22.00 17.453 24.80 24.20 4 3.181 .299 3.204 3.240 3. 20. 22.39 3.181 3,205 3,241 33 300 24.00 19.040526.8o 6.20 12 1 3 20.6272 28.8o 24.37 3.182 3.206 3.242 302 26.00o 8.20 l l 1 28.00 22.2139 30.8o 30,20 26.36 3.182 3,206 3.243 3.303 15 1 23.8006 3.207 3. 30.00 32.80 32.20 28.35 3.182 .243 3.305 16 l 32.00 25.3873 34.80 34.20 30.34 3.183 3.207 3.244 3.306 7 34.00 26.9740 36.80 36.20 32.33 3.183 3.208 3. .245 33 .307 18 8.20 34.32 6.0028.560738.80 3.208 3. .308 3.183 3.246 19 19 184 3,247 33 309 36 38.0030.1474 40.80 0.20 .31 3.209 3， 33 38.31 3.184 3.209 3.247 .311 20 40.0031.734 42.80 2.20 21 42.00 33.3208 44.8o 44.20 40.30 3.184 3.210 3.248 3.312 44.00 34.9075 46.8o 46.20 42.30 3.184 3.210 3. .249 3.313 46.00 36.4943 48.80 48.20 44.29 3.185 3.210 3.249 3.314 21 48.00 38.0810 50.80 50.20 46.29 3.185 3.211 3.250 3.315 2.20 48.29 89.667752.80 50.00 3.185 3.21 3.250 3.316 185 52.00 41.254454.80 54.20 28 3.251 .317 33 50. 3. 3.212 33 3.186 3,212 318 54.00 42.8411 56.80 6.20 52. 3.252 28 8 56.00 58,80 3.186 3.212 3.252 3.319 58.20 54.28 44.4278 8 9 46.0145 60.8o 60.20 56.27 3.186 3.213 3.253 3 .319 58.00 30 0 60.00 47.6012 62.80 62.20 58.27 3.186 3.213 3.253 3.320 31 1 62.00 49.1879 64.80 64.20 60.27 3.186 3.213 3.254 3.321 8 64.00 50.7746 66.80 66.20 62.27 3.187 3.214 3. .254 3.322 38 68.80 8.20 64.26 3.187 32 66,00 .3613 3.214 33 .323 3.255 31 s3 187 3.214 3.324 68.053.948o 70. 心 0.20 26 3.255 66. 3. 5 s5 70.00 72.80 72.20 68.26 3.187 3,215 3.256 3.324 55.5347 57.1214 74.8o 74.20 70.26 3.187 3.215 3.256 3 .325 36 72.00 7 58.7082 3.215 74.00 76.80 76.20 72.26 3.188 3.257 3.326 8 8 76.00 60.2949 78.80 78.20 74.26 3.188 3.216 3.257 3.327 39 78.00 61.881 6 80.80 80.20 76.25 3.188 3.216 3.258 3.327 40 3. 33 80.00 63.4683 82.80 82.20 78.25 3.188 3.216 .258 .328 82.o065.0550 84.80 84.20 25 3.259 .329 80. 3.188 3.217 33 66.6417 86.80 86.20 3.189 3.217 3.259 330 84.00 82.25 4 s8 68.2284 88,8o 84.25 3.189 3,217 3,26o0 3 330 86.00 8.20 4 69.8151 3.217 钱 88.00 90.80 90.20 86.25 3.189 3.260 3.331 4 90.00 71.4018 92.80 92.20 88.25 3.189 3.218 3.260 3.332 72.9885 90.25 4 92.00 94.80 94.20 3.189 3.218 3.261 3.332 切7 96.20 3. 3. 94.00 74.5752 96.80 92.24 3.189 3.218 .261 .333 98.80 48 96.00 76,1619 98.20 94.24 3.190 3.218 3.262 3.334 49 98.o0 77.7486 100.8o 96.24 3.219 3.334 .262 100.20 3.190 3. 0 100.00 02.80 102.20 98.24 3.19o 3.219 3.262 3. 335 5 79.3353 5 102.00 80,9220 104.80 3,219 n 104.20 100,24 3.190 3.263 3.336 3 2 52 104.00 82.5088 o6.80 106.20 102.24 3.190 3.219 3.263 336 53 3 106,00 84.0955 l08.80 108,20 104.24 3.190 3.220 3.264 3.337 54 108.0085.6822 10,8o 110.20 06.24 3.191 3.220 3.264 3.337 a4 5 55 l10,00 87.2689 l12.80 l12.20 l0824 3.191 3.220 3.264 3.338 15
GB/T3478.3一2008 表7(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D 0 D 圆齿根 Dn 4H 5H 6H 7H 112.00 88.8556 4.8O 14.20 10.2 3.19 3.220 3,265 .339 56 56 11 57 5 00 112.24 3.191 3.221 3.265 3.339 90,4423 116.80 116.20 5 58 l16,00 92.0290 118,80 118,20 114.24 3.191 3,221 3.265 3.340 59 93.615" l18,00 120,80 120.20 116,.24 3.191 3.221 3.266 3.340 9 60 120,00 95.2024 122.80 122.20 118.23 3.191 3.221 3.266 3.34 60 n 61 122.00 96.7891 124.80 124.20 120.23 3.192 3.222 3.267 3.342 124.00 98.3758 126.20 3.192 3.222 3.267 3 342 126.80 122.23 62 63 63 126.00 99.9625 128.80 128.20 124.23 3.192 3.222 3.267 3.343 e4 128.00 1o1.5492 130.8o 130.2o 126.23 3.192 3.222 3.268 3.343 G 130.0o0 132.8o 132.2o 128.23 3.192 3.222 65 .268 103.1359 3 33 .344 e 3. 66 132.00 104.7226 134.80 134.20 130,23 3.192 3,223 .268 3.344 67 67 134.00106.3094 136.80 136.20 32.23 3.192 3.2238 3. ..269 3.345 成 68 136.00 07.896l 138.80 138.20 134.23 3.193 3.223 3.269 3.345 G9 138.00 109.4828 140.80 140.20 136.23 3.193 3.223 3.269 3.346 69 0 140.00 111.0695 142.80 142.20 138.23 3.193 3.224 3.270 3.346 142.00 112.6562 144.8o 144.20 140.23 3.224 3. .270 3 347 3.193 33 144.00 l4.2429 146.8o 146.20 142.23 3.193 3.224 3.270 .347 115.8296 2?1 144 .23 3 148.20 3.224 146.00 148,80 3.193 3. .348 74 33 l48.00 l7.4163 150.80 150.20 146.23 3.193 3.224 3.271 .348 怎 150.00 19.0030 152.80 152.20 148.23 3.193 3.225 3.271 3.349 76 152.00120,.5897 154.8o 154.20 150.23 3.194 3.225 3,272 3.349 7 154.00 122.1764 156.80 156.20 152.23 3.194 3.225 3.272 3.350 156.00 123.763 158.80 158.20 154.23 3.194 3.225 3.272 33 350 78 7 158,00125.3498160.80 160,20 156.23 3.194 3.225 3.272 3.351 0 160.00 126.936 162.8o 162.20 158.23 3.226 3.273 .351 s 3.194 3 8 1 162.00 128.5232 164.80 164.20 160 .23 3.194 3.226 3.273 .352 3 82 164.00 3.226 30.1100 166,80 166,20 162.23 3.194 3.273 3.352 82 83 166.00 131.6967 168.80 168.20 164.23 3.194 3.226 3.274 3.353 8 84 168,00 133,2834 170.80 170.20 166.22 3.195 3,226 3.274 3.353 84 134.870 168.22 3.195 3,226 85 170.00 172.80 172.20 3.274 3.354 85 86 86 172.00 136.4568 174.80 174.20 170.22 3.195 3,227 3.275 3.354 7 174.00 138.0435 176.80 176,20 172.22 3.195 3,227 3 ..275 3 .355 s 8 176.00 139.6302 178,8o 178,2o 174.22 3.195 3.227 3,275 3 355 88 176.22 178. 00 141.2169 3.227 ;27 89 3. 89 180,80 180,20 3.195 .356 90 90 180.00 142.8036 182.80 182.20 178.22 3.195 3.227 3.276 33 .356 n 91 182.00 144.3903 184.80 184.20 180.22 3.195 3.228 3.276 3.357 g2 92 184.00 145.9770 186.80 186.20 182.22 3.195 3.228 3.276 3.357 9 93 186,00 147.5637 188,80 188.20 184.22 3.196 3.228 3. .277 3.358 149.1504 190.20 3,228 3.277 3 358 188.00 190,80 186,22 3.196 94 94 5 3. 95 190.00 150.737 192.80 192.20 188.22 3.196 3.228 ..277 3.358 192.00 152.3238 194.8o 190.22 3.196 3,228 3,277 3.359 96 96 194.20 97 ;278 97 ? 153.9106 196.80 196.20 192 3.196 33 194.00 3.229 .359 98 98 196,00 155.497 3 198,80 198.20 194.22 3.196 3.229 3.278 3.360 99 198.00157.084o200.80 200.20 96.22 3.196 3.229 3.278 3.36o 99 100 200,00 158.6707 202.80 202.20 198.22 3.196 3.229 3.278 3.361 00 16
GB/T3478.3一2008 表837.5°内花键 模数m=2.5mm作用齿槽宽最小值E,mn=3.927 单位为毫米 mm 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dm 5H 7H 4H 6H 10 25.00 19.8338 28.50 27.75 23.04 3.969 3.994 4.032 4.095 10 27.5021.817231.00 0.25 25.51 3.995 .097 4. .033 4. 3.969 3,995 4.034 4.098 12 3.97o 30.0023.8006 33.50 32.75 27.98 12 o 4！ 36.00 30.47 3.97o 3.996 4.035 100 32.5025.784 35.25 l l 1 、 27.7674 38.50 37.75 32.95 3.971 3,997 4.036 4.101 35.00 15 l5 29.7508 41.00 40.25 35.43 3.997 4.037 37.50 3.971 4.103 I6 2.75 l 40.00 31.7341 43.50 37.92 3.971 3.998 4.038 4.104 7 5.25 42.50 33.717 5 46.00 40.41 3.972 3.998 4.039 4. 106 18 I 45.0035.700948.50 7.75 3.972 .107 42.90 4. 3.999 .039 19 19 3.972 3.999 108 17.5037.684351.00 0.25 45.39 4.040 4 0 4！ 3.973 4.041 109 20 0.039.667？7 53.50 2.75 47.89 4.000 21 52.50 41.6511 56.00 55.25 50.38 3.973 4.000 4.042 4.111 3,6344 58.50 57.75 52.87 3.973 4.001 4.042 4. 112 55.00 7.50 0.25 45,6178 61.00 55.37 3.973 4.001 4.043 4.l13 21 2 4！. 60.00 47.601 63.50 62.75 57.86 3.974 4.002 4.044 .l14 82.50 65.25 60.36 .l15 49.584 6 66.00 3.974 4.002 4.044 .974 65.0o 51.568o68.50 .75 62. 85 003 .045 .1a 33. 4 4. 4 4.046 67.5053.5514 71.00 0.25 65. 3.975 .117 35 4.003 8 55,.5347 67.85 3.975 4.003 4.046 4.118 70.00 72.75 73.50 8 9 72.50 57.5181 75.25 70.34 3.975 .004 4.047 4！ 119 76.0o0 30 7.75 0 75.00 59.5015 78.50 72.84 3.975 4.004 4.048 4.120 77.50 80.25 31 1 4！. 61.4849 81.00 75.34 3.975 4.005 4.048 121 8 82.75 77.83 80.00 63.4683 83.50 3.976 4.005 4.049 4.122 38 82.50 25 80.3 123 65.451786.00 4. 85. 3.976 4.005 4.049 31 3 85.0067.435o88.50 87.75 82.83 3.976 .124 4.006 4.050 5 s5 69.4184 91.00 85,33 3.976 4.006 4.050 87.50 0.25 4， .124 90.00 71.4018 93,5o 92.75 87.82 3.977 4.006 4.051 4！ 125 36 7 73.3852 .007 4.051 92.50 96.00 95.25 90.32 3.977 4.126 97.75 38 8 4！. 95.00 75.3686 98.50 92.82 3.977 4.007 4.052 127 39 97.50 77.3520 101.00 100.25 95.32 3.977 4.007 4.052 4.128 40 102.75 4. 100,00 79.3353 03,50 97.82 3,977 4.008 ,053 4.129 81.3187 05.25 .129 " 4.008 .97s 102.50 06.00 00. 3. 4.053 105.00 83.3021 08.50 107.75 102.81 3,978 4.054 4.008 4， .130 4 s8 11.00 110,25 105.31 3.978 4.009 4.054 4！ 107.5085.2855 .131 4 110.00 87.2689 4.009 4.055 钱 113.50 112.75 107.81 3.978 4.132 4 112.50 89.2523 ll6.00 115.25 1l0.31 3.978 4.009 4.055 4.132 46 115,00 91.2356 l18.50 117.75 112.81 3.979 4.009 4.056 4！. 133 a ll7.50 93.2190 120.25 4 121.00 l15.31 3.979 4.01o 4.056 134 135 48 4. 4. 120.00 95,2024 123,50 122.75 l17.80 3.979 4.010 ,057 97.1858 126.00 120.30 3.979 4.057 122.50 125.25 .135 4.010 4 0 125.00 99.1692 128.50 127.75 122.8o 3.979 4.01m 4.058 5 4， .136 127.5o 101.1526131.00 4.011 4.058 n 130,25 12530 3.979 4.137 5 2 52 130.00 103.1359 133.50 132.75 127.80 3.98o 4.011 4.058 4.137 53 3 132.50 105.l193136.00 135.25 130.30 3.98o 4.01l1 4.059 4.138 54 135.00107.102" 138.50 137.75 32.80 3.98o 4.012 4.059 4！. 139 a4 5 4.060 55 137.50 l09.086l l41.00 l40,25 135.30 3.980 4.012 4.139 17
GB/T3478.3一2008 表8(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D D D 圆齿根 Dn 4H 5H 6H 7H .0695 43.50 142.75 37.8O 3.98O 4.O12 4.140 56 56 140.00 4.060 13.0529 145,25 .141 142.50 57 5 140.30 3.980 4.012 4.061 4. 146.00 5 58 145,00 15.0362 148,50 147.75 142.80 3.981 4.013 4.061 4. 141 59 117.0196 151.00 145.29 4.061 147.50 150.25 3.981 4.013 4.142 9 60 4！. 60 150,00 19.0030 153.50 152.75 147.79 3.981 4.013 4.062 143 n 152.50 120.9864 156.00 155.25 150.29 3.981 4.014 4.062 4.143 4.014 4.063 4！ .144 62 62 155.00 122.9698 158.50 157.75 152.79 3.981 6 63 157.5o 124.9532 161.00 160.25 155.29 3.981 4.014 4.063 4.145 e4 160.00 126.9365 163.5o 162.75 157.79 3.982 4.063 4.014 4 .145 G 6 3.982 160. 162.50 165.25 心 .146 128.9199 166.00 4.014 4.064 4. 66 165.00 130.9033 168.50 167.75 162.79 3.982 4.015 4.064 4.146 67 167.50132.886" 171.00 170.25 65.29 3.982 4.015 4.064 4！ l47 成 68 170.00 134.870l 173.50 172.75 167.79 3.982 4.015 4.065 4.148 G9 69 4！ 172.50 136.8535 176.00 175.25 170.29 3.982 4.015 4.065 148 0 70 175,00 138.8368 178.50 177.75 172.79 3.982 4.016 4.066 4！ 149 1 177.5o 140.8202 181.00 180,25 175.29 4.016 4.066 4！ 149 3.983 2 180.00 42.8036 183.5o 182.75 177.79 3.983 4.016 4.066 4.150 144.787o 182.50 85.25 180.29 3.983 4.0l6 4 .150 .oG7 186.00 74 4. 4 185.00 l46.7704 188.50 187.75 182.79 3.983 4.017 .067 151 怎 187.50 148.7538 191.00 190.25 185.28 3.983 4.017 4.067 4.152 76 190,00150.737 193.50 192.75 187.78 3.983 .017 4.068 4！. 152 7 192.50 152.7205 96.00 195.25 190.28 3.983 4.017 4.068 4.153 4！ 195.00 154.7039 198.50 197.75 192.78 3.984 4.017 4.068 153 197,50156.6873201.00 200.25 195.28 3.984 4.018 4.069 4.154 0 200.00 58.67o 203.50 202.75 197.78 .154 s 3.984 4.0l8 4.069 4， 8 1 205.25 202.50 160.654 206.00 200.28 3.984 4.018 4.069 .155 82 207.75 4.070 205,00 62.637 208.50 202.78 3.984 4.018 4.155 83 83 4. 207.50 164.6208211.00 210.25 205.28 3.984 4.019 4.070 156 84 84 210,00 166.6042213.50 212. 75 207.78 3.984 4.019 4.070 4.156 4.019 4.071 4. .157 85 212.50 168.587 216.00 215.25 210.28 3.984 85 86 8 4！ 215.00 170.5710218.50 217.75 212.78 3.985 4.019 4.071 .157 7 172.5544 221.00 220.25 215.28 3,985 4.019 4.071 4.158 s 217.50o 8 220.00 174.537 223.50 222. 75 217.78 4.020 4.072 88 .158 3.985 4 9 222.50 159 176.521 220.28 3.985 4.020 4. 89 226.00 225.25 4.072 0 90 225.00 178.5045228.50 227.75 222.78 3.985 4.020 4.072 4. 159 n 180.487 231.00 4.073 4. 160 227.50 230.25 225.28 3.985 4.020 91 g2 92 75 4！. 230,00 182.471 233.50 232. 227.78 3.985 4.020 4.073 160 9 93 232.50 184.4547 236.00 235.25 230.28 3.985 4.021 4.073 4.161 4 235.00 186.4380238,50 232.78 4.021 4.074 4！ .161 237.75 3.986 94 05 5 237.5o 188.421 241.00 240.25 235.28 3.986 4.021 4.074 4.162 240.00 190.4048 243.50 242.75 237.78 4.021 4.074 96 3.986 .1622 96 97 97 242.50 25 .163 192.3882 245 240.28 3.986 246.00 4.021 4.074 98 98 245,00 194.371 6 248.50 247.75 242.78 3.986 4.022 4.075 4.163 99 247.50196.355o251.00 250.25 245.28 3.986 4.022 4.075 4 .164 99 100 250,00 98.3383253.50 252.75 247.78 3.986 4.022 4.075 4.164 00 18
GB/T3478.3一2008 表g37.5°内花键 模数m=3" nmm作用齿槽宽最小值Em=4.712mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 4H 6H 7H 10 30.00 238006 34.20 33.30 27.64 4.757 4 .784 4.824 4.891 10 3.0026.1807 37.20 6.30 30.6i1 4.757 .785 4.825 .893 4. 28.5607 39.30 33.58 4.758 4.785 4,826 4.895 12 36.00 40.20 12 30.9408 42.30 36.56 4.758 4.786 4.827 4.896 39.00 43.20 l l 、 42.00 33.3208 46,20 45.30 39.54 4.759 4.787 4.828 4.898 15 35.7009 42.52 4 787 4. .829 4 900 15 45.00 9.20 48.30 4.759 16 l 48.00 38.0810 52.20 51.30 45.51 4.76o 4.788 4.830 4.901 7 51.00 40.4610 55.20 54.30 48.49 4.760 4. .788 4.831 4. ,902 18 18 54.o 42. 58.20 7.30 51. 48 4.76o 4.832 4. .841" 4.789 .904 19 19 4.790 4.833 4.905 57.0o 45.221l 61.20 0.30 54. 47 4.761 0 4.790 4.834 4.907 60.00 47.60o1 64.20 63.30 57.46 .761 2 2" 1 21 63.00 49.9813 67.20 66.30 60.45 4.761 4.791 4.835 4.908 66.00 52.3613 70.2o 69.30 63.45 4.762 4.791 4.835 4.909 69.00 54.74l4 73.20 72.30 66.44 4.762 4.792 4.836 4.910 21 4 72.00 57.1214 76.20 75.30 69.43 4.762 792 4 .837 4 .91l 75.00 5 79.20 8.30 72. 43 59.501 4.762 4 792 4. .838 4.913 .763 4.793 78.00 61.881 82.20 81.30 75. 42 6 4. 4.838 4.914 4.763 4.793 4.839 4.915 81.0064.261 85.20 84.30 78. 6 42 8 66,6417 87.30 81 4.763 4.794 4.840 4.916 84.00 88.20 县 8 69.0217 91.2o 90.30 84.4] 4.764 4.794 4.840 4.917 87.00 30 90.00 71.4018 94.20 93.30 87.41 4.764 4.795 4.841 4.918 31 1 4 93.00 73.7819 97.20 96.30 90.40 4.764 795 4.841 4 919 8 96.00 76.1619 00.20 99.30 93.40 4.764 4 795 4.842 4.920 38 78.542o .921 796 96.40 4.765 4 4. 4 99.00 03.20 102.30 .8433 31 s3 o6.0 105.30 99.39 4.765 4.796 4.843 102.0080.9220 .922 s5 85 105,00 83.3021 109.20 108,30 102.39 4.765 4.797 4.844 4.923 108.00 856822 112.20 111.30 105.39 4.765 4.797 4.844 4.924 36 心 88.0622 4.845 1ll1.00 l15.20 1l4.30 108.39 4.765 4.797 4.925 8 4 4！ 114.00 90.4423 l18.20 117.30 1l1.38 4.766 798 4.846 925 38 39 117.00 92.8223 121.20 120.30 l1l4.38 4.766 4.798 4.846 4.926 40 4 4. 120,00 95,2024 124.20 123,30 l17.38 4.766 798 4.847 .927 123.00 97.5825 127.20 4.928 8 4.799 4.8t7 126.30 120. 4.766 99.9625 129.30 123.38 4.767 4.799 4.848 4.929 126.00 130.20 4 s8 102.3426 133.20 132.30 126.37 4.767 4.799 4.848 4.930 129.0o 4 4 132.00 135.30 4.800 4.849 104.7226 136.20 129.37 4.767 4.931 4 6 135.00 07.1027 139.20 138.30 132.37 4.767 4.800 4.849 4.931 4t 138,00 109.4828 142.20 141.30 135.37 4.767 4.800 4 .850 4.932 l1.8628 4 4 933 l41.00 l45.20 l44.30 138.37 4.768 4.801 .850 48 41 144,00 14.2429 148.20 147.30 141.37 4.768 4.801 4.851 .934 16.6229 151 150.30 4.768 4.851 4.935 147.00 .36 0 144 4.801 0 150.00 119.0030 154.20 153.30 4.768 4.802 4.852 4.935 5 147.36 153,00 121.3831 157.20 4.768 4.802 4.852 4.936 n 156,30 150.36 5 2 52 156.00 123.7631 160.20 159.30 153.36 4.768 4.802 4.853 4.937 53 3 159,00 126.1432 63.20 162.30 156.36 4.769 4.802 4.853 4.938 54 162.00128.5232166.20 165.30 59.36 4.769 4.803 4.854 4.938 a4 5 55 165.00 130.9033 169.20 168.30 162.36 4.769 4.803 4.854 4.939 19
GB/T3478.3一2008 表9(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D 0 D 圆齿根 Dn 4H 5H 6H 7H 72.20 171.30 4769 4.854 4.940 56 56 168.00 133.2834 l65.36 4.803 171 174.30 4.855 175.20 57 5 135.6634 168.36 4，769 4.804 ，940 4. .00 5 58 174.00 138.0435 178,20 177.30 171.35 4.770 4.804 4.855 4.94 59 140.4235 174.35 4.856 59 177.00 181.20 180.30 4.770 4.804 4.942 60 4. 4！ 180,00 142.8036 184.20 183.30 177.35 4.77o 4.804 856 942 60o G1 61 183,00 145.1837 187.20 186.30 180.35 4.770 4.805 4.857 4.943 82 147.5637 189.30 4.805 4.857 62 186.00 190.20 183.35 4.770 4.944 6 63 189.00 149.9438 193.20 192.30 186.35 4.77o 4.805 4.857 4.944 e4 152.3238 196.2o 195.30 189.35 4.805 4.858 4.945 192.0o 4.771 G 6 195.0o0 154.7039 198.30 192.35 4.77m1 .946 4.806 4.s58 4. 199.20 e 66 198.00 157.0840202.20 201.30 195.35 4.771 4.806 4.859 4.946 67 67 201.00159.464o205.20 204.30 98.35 4.771 4.806 4 .859 4！ .947 成 68 204.00 61.844l 208.20 207.30 201.35 4.771 4.807 4.859 4.948 G9 207.00 164.2242211.20 210.30 204.35 4 .771 4.807 4.860 4.948 69 70 0 210.00 166.6042214.20 213.3o 207.34 4.772 4.807 4.86o0 4.949 1 210.34 4.772 4.807 4.861 4.950 213.00 216.30 168.9843217.20 2 216.00 171.3643220.20 219.30 213.34 4.772 4.861 4.950 4.808 173,7444 222.30 219.00 223.20 2l6.34 4.772 4.808 4 .951 .81 4. 7 4 222.00 176.1245226.20 225.30 219.34 4.772 4.808 4.862 .951 怎 225.00 178.5045229.20 228.30 222.34 4.772 4.808 4.862 4.952 228.00180.8846232.20 231.30 225.34 4.772 4.809 4.863 4 953 231.00 83.2646235.20 234.30 228.34 4.773 4.809 4.863 4.953 234.00 185.6447 238.20 237.30 231.34 4.773 4.809 4.863 4.954 237.00 188.0248241.20 240.30 234.34 4.773 4.809 4.864 4.954 0 240.00 244.20 243.30 237.34 4.773 4.955 80 190.4048 4.809 4.864 1 .956 81 243. 00 192.7849 24720 246.30 240.34 4.773 4.810 4.864 41 82 4. 246,00 195,1649250,20 249,30 243.34 4.773 4.810 .865 4.956 83 83 4. 249,00 197.5450253.20 252.30 246.34 4.773 4.810 4.865 .957 84 84 252.00 199.925 256.20 255.30 249.34 4.774 4.810 4,865 4.957 202.305 252.34 4.81m 4.866 85 255,00 259.20 258.30 4.774 4.958 85 86 8 258.00 204.6852262.20 261.30 255.34 4.774 4.811 4.866 4.958 7 207.0652265.20 264.30 258.34 4.774 4.811 4.867 4.959 s 261.00o 8 264.00 209.4453268.20 267.30 261.34 4.774 4.81m 4.867 4.960 88 267.00 271. 211.825 20 270.30 264.34 4.774 89 89 4.811 4.867 41 .960 90 90 270,00 214.205 274.20 273.30 267.33 4. 774 4.812 4.868 4. 961 n 4,868 273,00 216.5855277.20 276.30 270.33 4.775 4.812 4.961 91 g2 4！ 276,00 218.9655280.20 279.30 273.33 4.775 4.812 4.868 .962 92 98 93 279,00 2221.3456283.20 282.30 276.33 4.775 4.812 4.869 4.962 282.00 223.725" 286.20 4.813 4.869 285.30 279.33 4.775 4.963 94 94 05 285,00 226.1057 289.20 288,30 282.33 4.775 4.813 4.869 4.963 5 228,4858292.20 291.30 285,33 4.775 4,870o 4.964 96 288.00 4.813 96 97 97 288.333 291.00 230.8658 294.30 .813 4 295.20 4.775 4.870 4.964 98 98 294.00 233,2459298.20 297.30 291.33 4.776 4.813 4.870 4.965 99 297.00235.626o301.20 300.30 294.33 4.776 4.814 4.871 4.966 99 100 300,00 238.0060304.20 303.30 297.33 4.776 4.814 4.871 4.966 00 20
GB/T3478.3一2008 表1037.5°内花键 模数m=4 mm作用齿槽宽最小值E,ml=6.283mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 7H 4H 6H 10 40.00 31.7341 45.60 44.40 36.86 6.332 6.362 6.406 6.480 10 34.907549.6o 8.40 6.482 40.81 6.363 44.00 6.333 6.408 38.081o 6.333 6,364 6,409 6.484 48.00 53.6O0 2.40 .78 12 1 A 1.2544 57.6o 56.40 48.74 6.334 6.364 6.410 6.486 52.00 l l 1t 、 56.00 44.4278 61.6o 60.40 52.72 6.334 6,365 6.411 6.488 15 1 47.6012 65,6o 64.40 6.366 6,412 6. 490 60.00 56.69 6.335 16 l 64.00 50.7746 69.60 68.40 60.68 6.335 6.366 6.413 6.491 7 68.00 53.9480 73.60 72.40 64.66 6.336 6,367 6.414 6.493 18 18 72.057.121477.60 6.40 64 6.415 6.495 6.368 68. 6.336 19 19 6.336 6.368 6 496 76.0060.2949 81.60 80.40 72.63 416 6. 0 6 63,4683 84.40 6.337 6.369 498 20 80.00 85.60 76.62 .417 6 21 84.00 66.6417 89.6o 88.40 80.61 6.337 6.370 6.418 6.499 88.00 69.8151 93.6o 92.40 84.60 6.337 6.370 6.419 6.500 92.00 72.9885 97.60 96.40 88.59 6.338 6.371 6.420 6.502 21 9 96.00 76.161 01.60 100.40 92.58 6.338 6.371 6.421 6 ..503 100.0079.3353 96.57 6.421 105,60 104,40 6.338 6,372 6,504 6.372 82.5088 .56 422 100. 6.339 6 6. 104.00 09.60 108.40 ..506 6 108,00 112.40 6,339 6,373 6.423 .507 85.6822 113.60 104.56 8 112.00 88.8556 116,40 108.55 6.339 6.373 6.424 6.508 117.60 9 116.00 92.0290 121.6o 120.40o 12.55 6.340 6.374 6.424 6.509 2 30 0 120,00 95.2024 125.60 124.40 1l6.54 6.340 6.374 6.425 6.510 31 124.00 98.3758 129.60 128.40 120.54 6.340 6.375 6.426 6.512 31 8 128.00 101.5492 133.60 132.40 124.53 6.341 6.375 6.427 6.513 38 6.4227 137.60 132.00 104.7226 136,40 128.53 6.341 6.375 6,514 31 s 07.8961 6.341 6.376 6.428 136.00 141l.60 132.2 .515 140.40 6， s5 85 140,00 111.0695145.6o 144.40 136.52 6,341 6,376 6.429 6.516 144.00 114.2429 149.60 148.40 140.52 6.342 6.377 6.429 6.517 36 心 148.00 144.51 6.377 117.4163 153.60 152.40 6.342 6.430 6.518 8 152.00 20.5897 157.60 156.40 148.51 6.342 6.377 6.431 6.519 38 39 156.00 123.763l 161.60 160.40 152.51 6.342 6.378 6.431 6.520 40 6.378 6.432 6 160.00 126.9365 165,60 164,40 156,51 6.343 .521 130.1100 .522 6.379 164.00 169.60 168,40 160.50 6.343 6,432 168.00 172.40 l64.5o 6.343 6.379 6.523 133.2834173.6o 6. 433 4 s8 172.00 136.4568 177.6o 176,40 168.50 6.343 6,379 6.434 6. 524 4 176,00 181.6o 6,380 139.6302 180.40 172.50 6.344 6.434 6.525 180.00 142.8036 185.60 184.40 17649 6.344 6.380 6.435 6.526 45 4t 184.00 145.9770 189.60 188,40 180.49 6.344 6.381 6.435 6.527 6.381 6.436 6 527 188.00 49.1504 193.60 192.40 184.49 6.344 48 192.00 152.3238197.60 196,40 188,49 6.344 6,381 6,436 6,528 196.00 155.49732o1.6o 200.40 192.49 6.345 6.382 6.529 49 437 6 0 158.6707205.6o 204.40 196.48 6.345 6.382 6.437 6 530 50 200.00 5 209.6o 200.48 6,382 6.438 n 208,40 6.345 6,531 204.00161,.8441 2 52 208.00 165.0175213.60 212.40 204.48 6.345 6.383 6.439 6.532 53 53 212.00 168.1909217.60 216.40 208.48 6.346 6.383 6.439 6.533 54 216.00171.3643221.60 220.40 212.48 6.346 6.383 6.440 6.533 s: 5 55 220,00 174.5377 225.60 224.40 216.48 6.346 6.384 6.440 6.534 21
GB/T3478.3一2008 表10(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D 0 D 圆齿根 Dn 4H 5H 6H 7H 224.00 77.7112229.6O 228,40 220,7 6.34G 6.38 6,44 6.535 56 56 228.00 224.47 57 5 180.8846 232.40 6.346 6.384 6.441 536 6. 233.60 5 58 232.00 184.0580237.60 236,40 228.47 6.347 6,385 6.442 6.537 59 187.2314241.60 240,40 6.385 236,00 232.47 6.347 6.442 6.537 9 60 240,00 90.4048245.60 244.40 236.47 6.347 6.385 6.443 6.538 60 n 6n 244.00 193.5782249.60 248.40 240.47 6.347 6.386 6,443 6.539 196.7516253.6o 6,386 6.444 62 248.00 252.40 244.47 6.347 6.540 62 6 63 252.00 199.925 257.60 256.40 248.47 6.348 6.386 6.444 6.54 e4 203.0985 261.6o 260.40 252.47 6.348 6.386 6.445 6 256.00 .541 G 260.0o0 265.60 264.40 256.46 6.387 65 6.542 206.271 6.348 6 44 e 66 264.00 209,4453269.60 268,40 260,46 6.348 6,387 6.445 6.543 67 67 268.00212.6187273.60 272.40 264.46 6.348 6.387 6.446 6 .544 成 68 272.00 215.792 277.60 276.40 268.46 6.348 6.388 6.446 6.544 G9 276.00 218.9655281.60 280.40 272.46 6.349 6.388 6.447 6.545 69 70 0 280.00 2222.1389285.6o 284.4o 276.46 6.349 6,388 6.447 6.546 284.00 2225.3124 289.60 288,40 280,46 6.349 6.388 6.448 6 546 T 2 288.00 228.4858293.6o 292.40 284.46 6.349 6.389 6.448 6.547 292.00 297.60 6.349 23l.6592 296.40 288.46 6.389 6.449 6.548 7 296.00 234.8326301.60 300.40 292.46 6.350 6.389 6.449 6.549 怎 300,00 238.0060305.60 304.40 296.46 6.350 6.390 6.449 6.549 76 304.00 241.1794309.60 308,40 300,45 6.350 6.390 6,450 6.550 7 308.00 244.3528313.60 312.40 304.45 6.350 6.390 6.450 6.551 6 312.00 247.5263317.60 316.40 308.45 6.35o 6.390 6.451 .551 316.00 250,6997 321.60 320,40 312.45 6.350 6.391 6.451 6.552 0 253.873 325.6o 324.40 316.45 6.351 6.452 6.553 80 320. 00 6.391 s1 1 329.6o 6.351 553 324. .00 257.0465 328.40 320.45 6.391 6.452 6. 82 332.40 324.45 6.39 6.452 328.00 260.2199333.60 6,.351 6,554 82 83 83 332.00 263.3933337.60 336.40 328.45 6.35！ 6.392 6.453 6.555 84 84 336,00 66,566" 34l.60 340.40 332.45 6.351 6,392 6,453 6.555 69.7402345.6o 336.45 6.351 6,392 6.454 85 340,00 344.40 6.556 85 86 8 344.00 272.9136349.6o 348.40 340,45 6.352 6,393 6.454 6,557 7 348,00 276.087 353.6o 352.40 344.45 6,352 6,393 6.454 6. .557 s 8 352.00 279,2604 357.60 356,4o 348,45 6.352 6.393 6,455 6 558 88 455 352.45 6.352 6.393 6 89 6. 89 356.00 282,4338361.60 360,40 .559 90 90 360,00 285,607 365.60 364.40 356.45 6.352 6.3914 6.456 6. ,559 n 91 368,40 360,45 6,3914 6,456 364.00 288.7806369,60 6.352 6.560 g2 368,00 291.9540373.60 372.40 364.45 6.352 6.394 6.456 6.560 92 98 93 372.00 295.127 377.60 376,40 368.44 6.353 6.394 6,457 6,561 298.3009381.6o 372.44 6.353 6,395 6.457 376.00 380,40 6.562 94 94 05 5 380.00 301.4743385.60 384.40 376.44 6.353 6.395 6.458 6.562 384.00 388,40 380.44 6,395 6,458 6,563 96 304.6477389.60 6.353 96 97 97 307.821 392.40 384，44 6.353 6.395 6 388.00 393.60 6,458 .564 98 98 392.00 310,9945397.60 396,40 388.44 6.353 6.396 6,459 6.564 99 396.00314.1679401.60 400.40 392.44 6.354 6.396 6.459 6.565 99 100 400.00317.3414 405.60 404.40 396.44 6.354 6.396 6.460 6.565 00 22
GB/T3478.3一2008 表1137.5°内花键 模数m=5 nmm作用齿槽宽最小值Em=7.854mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 7H 4H 6H 10 50.00 39.6677 57.00 55.50 46.07 7.907 7.939 7.987 8.066 10 7 55.00 43.6344 62. 0.50 51.02 O0 7. .908 8 940 7.988 .069 65,50 7.94l 7. 990 55.97 7.908 8.071 60.0047,601267.00 12 1 65.00 51.568o 70.50 60.93 7.909 7.942 7.991 8.073 72.0o l l 1 、 70.00 55.5347 77.00 75,50 65.90 7.909 7.942 7.992 8.075 15 1 59.5015 80.50 7.943 7.993 75.00 82.00 70.87 7.91o 8.077 16 16 80.00 634683 87.00 85.50 75.84 7.91o 7.944 7.995 8.079 17 n7 80.82 85.00 67,4350 92.00 90.50 7.911 7.945 7. .996 8,081 18 18 90.0071.401897.00 5.50 85.80 7.911 .997 7. 7.945 8.082 19 19 95.00 75.3686 100,5o 7.946 7. .998 8.084 102.00 90.79 7.912 0 8. 100.00 79.3353 07.00 105,50 95.77 7.947 7.999 .086 7.912 2 21 105.00 83.3021 12.00 110.50 100.76 7.912 7.947 8.000 8.087 110.00 87.2689 17.00 115,5o 105,75 7.913 7.948 8.001 8.089 115.00 91.2356 122.00 120.50 1l0.73 7.913 7.948 8.002 8.090 21 120.00 95.2024 127.00 125.50 l15.72 7.913 7.949 8.003 8.092 125.0099.1692 120.71 132.00 130,50 7.914 7.950 8.003 8.093 137 135 7.950 130.00 125.71 7.914 8.004 8 103.1359 .00 .50 .094 7？ 8 07.1027 142.00 140,50 951 8.005 .096 135.00 130.70 7.914 8 140.00 111.0695147.00 145,50 135.69 7.915 7.951 8.006 8.097 29 9 145.00115.0362152.00 150.5o 140.68 7.915 7.952 8.007 8.098 30 0 150,00 119.0030 157.00 155.50 145.68 7.915 7.952 8.008 8.100 1 155.00 122.9698 162.00 160.50 150.67 7.916 7.953 8.008 8 .101 31 32 160.00 126.9365 167.00 165.50 155,67 7.916 7.953 8.009 8. 102 3 172.00 7?. ,916 8. .010 8. 165.00 30.9033 170,50 160.66 7.954 .103 3 s3 134.8701 .o0 7.954 8.011 8.105 170.00 177. 175.50 165.66 .917 s5 85 8 175,00 138.8368 182.00 180,50 170,.65 7.917 7.955 8.011 106 180.00 142.803 6 187.00 185.50 175.65 7.917 7.955 8.012 8.107 36 7 185.00 146.7704 92.00 190.50 180.64 7.917 7.956 8.013 8.108 8. 8 190,00 50.737 197.00 195.50 185,64 7.918 7.956 8.013 109 38 39 195.00 154.7039202.00 200.50 190.64 7.918 7.956 8.014 8.l10 40 207.00 7 8. .015 8.llm 200,00 158.6707 205,50 195,63 7.918 957 212.00 7.957 .112 7.919 8. 205.00 62.637 210,50 200.63 .015 8 215.50 205.63 7.919 7.958 8.016 113 210.00 166.6042217.00 4 s8 170,5710222.00 220,50 210,62 7.919 7 958 8,017 8. 114 215.0o 4 174.5377 7.959 钱 220.00 227.00 225.50 215.62 7.919 8.017 8.116 45 8 225.00 178.5045232.00 230.50 220.62 7.920 7.959 8.018 .117 4t 230,00 182.4713237.00 235.50 225.61 7.920 7.959 8.019 8 118 186.4380242.00 7 8. 235,00 240.50 230.61 7.920 960 8.019 l19 8.120 48 77. 8. 240,00 90,4048247.00 245,50 235,61 .920 7.960 .020 194.3716 252.00 250.5o 240.61 7.921 7.961 8.021 8.120 49 245.00 0 198.3383 257.00 255.50 245.61 7.921 7 961 8.021 8.121 5 250.00 202.3051 250,60 8.022 n 255.00 262.00 260,50 7.921 7.961 8.122 5 8 2 52 260.00 206.2719267.00 265.50 255.6o 7.921 7.962 8.022 123 53 3 265,00 210.2386272.00 270.50 260.60 7.922 7.962 8.023 8.124 54 270.00214.2054277.00 275.50 265.60 7.922 7.962 8.023 8. 125 a4 5 55 275,00 218.1722282.00 280,50 270.60 7.922 7.963 8.024 8.126 23
GB/T3478.3一2008 表11(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D 0 D 圆齿根 Dn 4H 5H 6H 7H 222.1389 287.00 285,50 275,59 7.922 7.963 8,025 .127 56 56 280.00 226.1057 7.922 128 285.00 57 5 290.50 280.59 7.964 8.025 292.00 8.！ 5 58 290,00 30.0725297.00 295,50 285.59 7.923 7.964 8.026 8. 129 59 7.964 8. 295,00 234.0392302.00 300.50 290.59 7.923 8.026 130 9 60 8 300,00 238.0060307.00 305.50 295.59 7.923 7.965 8.027 131 60 6n 305.00 241.9728312.00 310.50 300.59 7.923 7.965 8.027 8.131 305.58 8 132 62 62 310.00 245.9395317.00 315.50 7.924 7.965 8.028 6 G 8. 315.00 249.9063322.00 320.50 310.58 7.924 7.966 8.028 133 e4 253.873 327.00 325.5o 315.58 7.924 7 966 8.029 320.00 8 .134 325.0o0 257.8398 332.00 320,58 7.966 65 65 7.924 8.135 330.50 8.029 e 66 330.00 261.8066337.00 335,50 325.58 7.924 7. 967 8.030 8.136 67 67 335.00265.7734342.00 340.50 330.58 7.925 7.967 8.031 8. 136 成 68 340.00 269.7402347.00 345.50 335.58 7.925 7.967 8.031 8.137 G9 8 345.00 273.7069352.00 350.50 340.58 7.925 7.968 8.032 138 69 0 350.00 277.6737 357.00 355.50 345.57 7.925 7.968 8.032 8.139 1 355.00 2281.6405362.00 360,50 350,57 8,033 8. 140o 7.925 7.968 2 7 360.00 285.6072367.00 365.50 355.57 7.926 969 8.033 8.140 370,5o 360,57 7.926 365.00 .574o372.00 7.969 8.141 8.034 289. 7 969 7 8. 370,00 293.5408377.00 375.50 365,57 7.926 8.034 142 375.00 297.5075382.00 380.50 370.57 7.926 7.970 8.034 8.143 76 380.00301.4743387.00 385.50 375.57 7.926 7.970 8.035 8. .144 7 385.00 05.441 392.00 390.50 380.57 7.927 7.970 8.035 8.144 8. 390.00 309.4078397.00 395.50 385.57 7.927 7.970 8.036 145 395.00313.3746402.00 400,50 390,57 7.927 7.971 8,036 8. 146 0 7 317.34 407.00 405.50 395.57 927 7.971 8.037 80 8.147 400.00 s1 1 7.927 7.971 8.037 405.00 321.308 412.00 410.50 400.56 8.147 82 410,00 325.2749 417.00 415,50 405,56 7.928 7.972 8.038 8.148 s 8. 415.00 329,2417 422.00 420.50 410.56 7.928 7.972 8.038 149 8 8: 84 420,00 33,2084 427.00 425,50 415.56 7.928 7.972 8.039 8. 150 337.1752 430.50 7.973 8.039 8. 150 85 425.00 432.00 420.56 7.928 85 86 8 8. 430.00 341.1420 437.00 435,50 425,56 7.928 7.973 8.040 .151 7 435.00 345.1087 442.00 440,50 430.56 7.928 7.973 8.040 8. 152 8 349.0755447.00 445,5o 35.56 7.929 7.973 8,041 8 152 8 440.00 8.153 89 440.56 7.929 7.974 041 89 8. 445,00 353.0423 452.00 450,50 90 90 450.00 357.0090 457.00 455,50 445.56 7.929 7.974 8.04 8. 154 n 455,00 360.9758 7.974 462.00 460.50 450.56 7.929 8.042 8.155 91 g2 8. 460.00 364.9426 467.00 465.50 455.56 7.929 7.975 8.042 155 92 98 93 465.00 368.9093 472.00 470.50 460,56 7.929 7.975 8.043 8.156 470.00 72.8761 475,50 7.975 8.157 477.00 465,56 7.930 8.043 94 94 05 8. 475,00 376.8429 482.00 480,50 470.55 7.93o 7.975 8.044 .157 5 480.00 380.8096 487.00 485,5o 7.930 7.976 96 475.55 8.044 8， .158 96 97 97 384.7764 490.50 480 7.930 7.976 8.044 8. 485.00 492.00 159 98 98 490.00 388,7432497.00 495.50 485.55 7.930 7.976 8.045 8.159 99 495.00392.7099502.00 500,50 490,55 7.931 7.976 8.045 8. 16o 99 100 500.00396.6767 507.00 505.50 495.55 7.931 7.977 8.046 8.161 00 214
GB/T3478.3一2008 表1237.5°内花键 模数m=6" nmm作用齿槽宽最小值E,m=9.425 单位为毫米 m 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 4H 6H 7H 10 60.00 47.6o1 2 68.40 66.60 55.29 9,481 9.515 9.566 9.651 10 66.0052.361 3 74.40 2.60 61.22 9.482 .654 9. .568 9. 9,516 67 9,483 9,517 9,569 9 656 72.00 78.6o 57.1214 80.40 16 12 1 6 9 78.00 61.881 86 84.60 73.12 9.483 9.518 9.571 658 l 40 l 1 84.00 66.6417 92.40 90.60 79.08 9.484 9.519 9.572 9.660 15 98.40 9.520 90.00 71.4018 96.60 85.04 9.484 9.573 9.662 1 16 96.00 76.1619 04.40 102.60 91.01 9.485 9.521 9.575 9.664 l6 n7 1r 102.00 80.9220 110,40 108.60 96.99 9.485 9.521 9. ,576 9 .666 18 85.6822 116.40 102.96 9.52 9.57m7 18 9.668 108.00 114.60 9,486 19 19 120,6o 108,94 9.486 9,523 9,578 9,670 114.00 90.423 122. 40 0 9 126,6o 114.93 9,487 9.524 9.579 .672 120.0o 95.2024 128. 2 40 21 126.00 99.9625 134.40 132.60 120.91 9.487 9.524 9.580 9.673 132.00104.7226140.40 138,6o 126,89 9.487 9.525 9.581 9.675 138.00 109.4828 146.40 144.60 132.88 9.488 9.526 9.582 9.677 21 144.00 l4.2429 152.40 150.60 138.87 9.488 9,526 9.583 9.678 150,00119,0030158.40 156,6o 144.86 9,489 9.527 9. ,584 9. .680 162 9.527 156.00 123. 150.85 .585 7631 9 9 164.40 .6o 9,489 .681 9 128.5232 168,60 9,489 9,528 9.586 .683 162.00 170.40 156.84 8 168.00 133.2834 176,40 174.6o 162.83 9,490 9.529 9.587 9,684 9 29 180.6o 68.82 9.490 9.529 9.588 9.686 174.00138.0435182.40 30 0 180,00 142.8036 188.40 186.60 174.81 9.490 9.530 9.589 9.687 31 31 186.00 147.5637 194.40 192.60 180.81 9.491 9.530 9.589 9 688 8 192.00 152.3238200.40 198.60 186.80 9.49 9.531 9.590 9.690 38 192.79 9 198.00 157.0840206,40 204.60 9,491 9,531 9.591 .691 3 34 210.6o 198.79 9,492 9.532 9.592 9.692 204.00 161.844 212. 40 s5 85 210,00 166,6042218,40 216,6o 204.78 9,492 9,532 9.593 9.693 216.00 171.3643224.40 222.6o 210.78 9.492 9.533 9.593 9 695 36 7 76.1245230.40 9.533 222.00 228.60 216.77 9.493 9.594 9.696 8 228,00 180.8846236.40 234.60 222.77 9.493 9.534 9.595 9.697 38 39 234.00 185.6447242.40 240.60 228.76 9.493 9.534 9.596 9.698 9. .596 9. 240,00 90,4048248,40 246,60 234.76 9,493 9,535 .700 195.164g254.40 252.60 .701 240. 9.494 9.535 9. 246,00 9.597 199.925 258.6o 246.75 9,494 9.536 9.598 9.702 252.00 260.40 s8 204.6852266 264,6o 252.75 9.494 9,536 9,599 9 703 258.,00 40 4 4 209.4453272.40 9.536 264.00 270.60 258.74 9.495 9.599 9.704 4 270.00 214.2054278.40 276.60 264.74 9.495 9.537 9.600 9.705 4t 276,00 218.9655284.40 282.60 270.74 9.495 9.537 9.601 9.706 288.60 9.538 9. 282.00 223.7257 290.40 276.73 9.495 9.601 .707 48 288.00 228,4858296,40 294.60 282.73 9,496 9,538 9.602 9,708 49 233.2459302.40 288.73 9.496 9.709 294.00 300.60 9.539 9.603 0 300.00 238.006o308.40 306.6o 294.73 9,496 9.539 9.603 9. 50 .711 5 242.7661 314.40 300.72 9,496 9,539 9,604 n 306.00 312,60 9.712 2 52 312.00 247.5263320.40 318.60 306.72 9.497 9.540 9.605 9.713 53 3 318,00 252.2864326.40 324.60 312.72 9.497 9.540 9.605 9.714 54 324.00257.0465332.40 330,6o 318.72 9,497 9.54 9.606 9.715 a4 5 9.607 55 330.00261.8066338.40 336.60 324.71 9.497 9.541 9.716 25
GB/T3478.3一2008 表12(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D 0 D 圆齿根 Dn 4H 5H 6H 7H 66,5667" 342.6O 330,7 9.52 9,607 9.71 56 56 336.00 34440 9.498 271.3269 336.71 .718 57 5 348.60 9.498 9.542 9.608 9. 342.00 350.40 5 58 348,00 276.0870356.40 354.60 342.71 9,498 9.542 9.608 9.719 59 354.00 280.84？ 362.40 360,60 348.71 9.498 9.543 9.609 9.720 9 60 360,00 285.6072368,40 366.60 354.70 9.499 9.543 9.610 9.720 60 n 366.00 290.3673374.40 372.60 360.70 9.499 9.543 9.610 9.721 61 295.1275380.40 366.70 9.544 9.611 62 372.00 378.60 9.499 9.722 62 68 G 378.00 299.887 386.40 384.6o 372.70 9.499 9.544 9.611 9.723 e4 04.647 392 390.6o 378.7o 9.545 9.612 9. 384.00 9,500 .7214 390.0o0 384.70 9.612 65 65 .725 3094078 396.60 9.500 9.545 9， 398.40 e 66 396.00 314.1679 404.40 402.60 390,69 9.500 9.545 9.613 9.726 67 402.00 318.9281 410.40 408.6o 396.69 9.500 9.546 9.614 9 727 成 68 408.00 323.6882 416.40 414.60 402.69 9.501 9.546 9.614 9.728 G9 414.00 328.4483 422.40 420.60 408.69 9.501 9.546 9.615 9.729 69 70 0 420.00 333.2084 4128.40 426.6o 414.69 9.501 9.547 9.615 9.730 1 426.00 337.968 34.40 432.6o 4420.69 9.547 9,616 9. 730 9.501 2 9 432.00 342.728 440.40 438.6o 426.69 9,501 9.547 9.616 .731 432.69 9 .502 9 .617 .732 347.4888 438.00 446.40 444.60 9,548 7 9. 9. 444.00 352.2489 452.40 450,60 43868 9.502 9.548 ..617 .733 怎 450.00 357.0090 458.40 456.60 444.68 9.502 9.548 9.618 9.734 76 456,00361.769 464.40 462.6o 450,68 9.502 9.549 9.619 9.735 7 462.00 366.5293 470.40 468.60 456.68 9.502 9.549 9.619 9.736 468.00 371.289 476.40 474.6o 462.68 9.503 9.549 9.620 9.736 474.00 376.049 482.40 480,6o 468.68 9.503 9.550 9,620 9. 737 0 486.6o 474.68 9,503 9.621 80 .738 380.809 488.40 9.550 9， 480.00 1 9.621 486.00 385.5697 494.40 492.60 480.68 9.503 9.550 9.739 82 492.00 90.3299500,40 9. 498,60 486,68 9.504 9.551 ,622 9.740 83 83 9. 498.00 395,0900506.40 504.60 492.68 9.504 9.551 .622 9.74 84 84 504.00 399,850l 512.40 510.60 498.67 9.504 9,552 9.624 9.743 404.6102518.40 504.67 9.552 9. .624 85 510,00 516.6o 9.505 9.744 85 86 86 516.00 409,3703524.40 522.60 510.67 9.505 9,553 9.625 9.745 7 522.00 414.130 530,4o 528,60 516.67 9,505 9,553 9.625 9 746 s 8 528.00 418.8906 536.40 534.6o 522.67 9.505 9,5514 9,626 9 747 88 9 528 6" 9.506 9.554 9 .827 89 534.00 123,6507 542.40 540,60 9.748 0 90 540,00 4128.4108548.40 546.60 534.67 9.506 9,554 9. .627 9. .749 n 91 33.1709554.40 540,67 546,00 552.60 9.506 9.555 9.628 9.750 g2 552.00 437.931l 560.40 558,60 546.67 9.506 9.555 9.628 9.751 92 98 93 558.00 442.6912566.40 564.60 552.67 9.506 9.555 9.629 9,752 564.00 447.4513572.40 558,67 9,556 9,630 570,60 9.507 9,752 94 94 05 570,00 452.2114578.40 576.6o 564.67 9,507 9.556 9.630 9.753 5 576.00 56,971 5 582.6o 570.66 9.507 9,557 9,631 96 584.40 9 .754 96 97 97 576,66 588.60 9，507 9.557 9.631 9. 582.00 461.7317 590.40 .755 98 98 588,00 466.4918596.40 594.60 582.66 9.508 9.557 9.632 9.756 99 594.00471.251 9 602.40 600,6o 588.66 9.508 9.558 9.633 9.757 99 100 600,00 476.0120608.40 606.60 594.66 9.508 9.558 9.633 9.758 00 26
GB/T3478.3一2008 表1337.5°内花键 模数m=8mm作用齿槽宽最小值Emn=12.566mm 单位为毫米 实际齿槽宽最大值 大径 渐开线终 基圆 分度圆 齿数 小径 齿数 En=Emlin十(T十A 直径 止圆直径 直径 D. D D D 圆齿根 D 5H 7H 4H 6H 10 80.00 63,4683 91.20 88.80 73.72 12.629 12.666 12.723 12.816 10 69.8151 99.20 6.8O0 81.63 12.630 12.667 12.724 12.819 88.00 76.1619 104.8o 89.55 12.669 12.726 12.822 96.00 107.20 12.630 12 1 104.00 82.5088 115.20 112.80 97.49 12.631 12.670 12.728 12.824 1 l 1t 112.00 88.8556 123.20 120.80 105.44 12.631 12.671 12.729 12,827 15 95.2024 131.20 128.8o 12.671 12.731 120.00 113.39 12.632 12.829 1 16 128.00 1o1.5492 139.20 136.80 121.35 12.633 12.672 12.732 12.831 l6 n7 1r 136.00 07.896l 147.20 144.80 129.32 12.633 12.673 12.733 12.833 155.20 152.8o 137.29 12.634 12.674 2.836 18 2.735 18 144.00 l4.2429 19 120.5897 160,8o l9 152.00 163.20 145.26 12.634 12.675 12.736 12.8338 160.00 126.9365 168.80 12.737 12.840 171.20 153.23 12.635 12.676 2 21 168.00 133.2834 179.20 176.80 161.21 12.635 12.676 12.738 12.842 176,00 139,6302187.20 184.8o 69.19 12.636 12.677 12.739 12.843 184.00 145.9770 195.20 192.80 177.17 12.636 12.678 12.741 12.845 21 192.00 152.3238203.20 200.80 185.16 12.637 12.679 12.742 12.847 12.637 2.849 200.00158.6707211.20 208,80 93.14 12.679 12.743 165.0175219.20 208.00 216.8o 201.13 12.637 12.680 12.744 2.85o 171.3643227.20 209.12 216.00 224.8o 12.638 12.681 12.745 12.852 8 177.7112235.20 232,8o 12.638 12.681 12,854 224.00 217.1 12.746 29 9 232.00184.058o243.20 240.8o 225.09 12.639 12.682 12.747 12.855 30 0 240,00 190.4048251.20 248,80 233.08 12.639 12.683 12.748 12.857 31 1 248.00 96.7516259.20 256.80 241.07 12.639 12.683 12.749 12.858 32 256,00 203.0985267.20 264.80 249.07 12.640 12.684 12.750 12.860 3 264.00 209.4453275.20 12.640 12.684 2.861 272.80 257.06 12.751 3 s3 280.80 265.05 272.00 215.792 283.20 12.64 12.685 12.752 2.863 s5 85 280,00 222.1389291.20 288,80 273.04 12.686 12.753 12,864 12.641 288.00 228.485 299.20 296.8o 281.04 12.64 12.686 12.754 12.866 36 心 12.754 296.00 234.8326307.20 304.80 289.03 12.642 12.687 12.867 8 38 304.00 241.1794315.20 312.80 297.02 12.642 12.687 12.755 12.869 39 312.00 247.5263323.20 320.80 305.02 12.642 12.688 12.756 12.870 331.20 12.688 320.00 253.8731 328,80 313.01 12.643 12.757 12.871 328.00 .20 12.643 12. 2.873 339 689 260.2199 336.80 321.01 .758 336.00 266.5667 347.20 344.80 329.00 12.643 12.689 12.759 12.874 s8 272.913 6 355.20 352,80 337.00 12.690 12.759 12.875 344.00o 12.644 4 279.2604363.20 344.99 12.76o 钱 352.00 360.80 12.644 12.690 12.877 4 360.00 285.6072371.20 368.80 352.99 12.644 12.691 12.761 12.878 46 368,00 291.9540379.20 376.80 360.98 12.645 12.691 12.762 12.879 384.80 12.692 376.00 298.3009387.20 368.98 12.645 12.763 12.880 12.645 48 384.00 304.647 395.20 392.80 376.98 12.692 12.763 12.882 392.00 384.97 12.693 49 .20 12.645 12.764 2.883 310.9945 403 400.80 0 400.00 317.3414 4l1.20 408.80 392.97 12.693 12.765 12.884 5 12.646 5 408.00 323.6882419.20o 416,8o 12.766 n 400,96 12.646 12.694 12,885 2 52 416.00 330.0350 427.20 424.80 408.96 12.646 12.694 12.766 12.886 53 3 424.00 336.3818 435.20 432.80 416.96 12.647 12.695 12.767 12.888 54 432.00 842.728" 443.20 440.8o 424.96 12.647 2.695 12.768 12.889 a4 5 55 440.00349.0755 451.20 448.80 432.95 12.647 12.696 12.769 12.890 27
GB/T3478.3一2008 表13(续 单位为毫米 实际齿槽宽最大值 基圆 分度圆 渐开线终 大径 齿数 小径 齿数 E=Emn+T十A 直径 止圆直径 直径 D. D 0 D 圆齿根 Dn 4H 5H 6H 7H 55.423459.20 456.8O 440,95 12.648 2.696 12769 2.89 56 56 448.00 448.95 697 77o .20 12. 2.892 57 5 361.769 46？ 648 O 456.00 464.80 12. 5 58 464.00 368.1160 475,20 472.80 456.94 12.648 12.697 12.771 12.893 59 472.00 374.4628 464.94 12.771 59 483,20 480.80 12.648 12.698 12.894 60 480,00 380.8096 491.20 488.8o 472.94 12.649 12.698 12.772 12.895 60o n 6n 488.00 387.1565 499.20 496.80 480.94 12.649 12.698 12.773 12.897 393.5033507.20o 12.649 12.699 62 62 496.00 504.80 488.93 12.773 12.898 6 G 504.00 99.850 515.20 512.8o 496.93 12.650 12.700 12.775 12.900 e4 523.2o 520.8o 504.93 12.700 512.00 406.1969 12.650 12.776 12.902 528,8o 512.93 701 .77” 65 65 520. 12. 12 V 12. .00 412.5438 .650 903 531.20 e 66 528.00 418.8906539.20 536.80 520.93 12.651 12.701 12.777 12.904 67 67 536.00425.237 547.20 544.8o 528.92 12.651 12.702 12.778 12.905 成 68 544.00 431.5842555.20 552.80 536.92 12.651 12.702 12.779 12.907 G9 552.00 437.931 563.20 560.8o 544.92 12.652 12.703 12.78o 12.908 69 70 0 560.00 444.2779571.20 568.8o 552.92 12.652 12.704 12.781 12.909 1 568.00 50,6247 579.20 576,8o 560,92 12.652 12.704 12.781 12.91l 2 576.00 456.971 587.20 584.80 568.92 12.653 12.705 12.782 12.912 576.91 705 584.00 595 .20 592.80 12. 653 12. 12. .783 12.913 463.3184 7 592.00 469.6652603.20 600.80 584.91 12.653 12.706 12.784 12.914 600,00 476.01206ll.20 608.80 592.91 12.654 12.706 12.785 12.916 76 608,00 482.3589619.20 616.80 600,91 12.654 2.707 12.785 12.917 7 616.00 488.7057 627.20 624.8o 608.91 12.654 12.707 12.786 12.918 624.00 495.052 635.20 632.80 616.91 12.655 12.708 12.787 12.919 632.00 5o1.3993643.20 640,8o 624.91 12.655 12.708 12.788 12.921 0 651.20 632.90 12.655 12.709 12.789 80 12.92 640.00 507.7462 648.80 s1 1 12.709 12.789 ”? 12.923 648.00 514.0930 659.20 656.80 640.90 656 82 520.4398667.20 648.90 656,00 664.80 12.656 12.710 12.790 12.925 82 s 83 664.00 526.7866675.20 672.80 656.90 12.656 12.710 12.791 12.926 84 84 672.00 533.1335683.20 680.8o 664,90 12.657 12.71l 12.792 12.927 680.00 539.4803691.20 672.90 12.657 12.711 85 688.8o 12.793 12.928 85 86 8 688.00 545.827 699.20 696,80 680,90 12.657 12.712 12.793 12,930 7 696,00 552.174o707.20 704.80 688.90 12.712 12.794 12,931 12.658 8 704.00 558,5208715.20 712.8o 696,89 12.658 12.713 12.795 12.932 8 712.00 卫2. 113 564.867 723 720.80 658 89 89 .20 704.89 12. 12.796 12.9314 90 90 720,00 571.214" 31.20 728,80 712.89 12.658 12.714 12.797 12.935 n 577.5613739.20 12.797 728,00 736.80 720.89 12.659 12.714 12.936 91 g2 736,00 583.908l 747.20 744.8o 728.89 12.659 12.715 12.798 12.937 92 98 93 744.00 590.2549755.20 752,80 736,.89 12.659 12.715 12.799 12,939 596,601" 763.20 12.66o 12.800 752.00 760,80 744.89 12.716 12,940 94 94 05 760.00 602.9486771.20 768,8o 752.89 12.660o 12.716 12.801 12.94 5 768.00 609,2954 779.20 776,8o 760,89 8o1 12 96 12.66o 12.717 12. 943 96 97 787 97 76.00 12.661 12.717 12. 12. 615.6422 784.80 768.89 802 944 .20 98 98 784.00 621.9891 795.20 792.80 776.88 12.661 12.718 12.803 12.945 99 792.00628.3359803.20 800.8o 784.88 12.661 12.718 12.804 12.946 99 100 800.00634.6827 81l.20 808,80 792.88 12.662 12.719 12.805 12.948 00 28