渐开线花键计算(最全的花键计算公式)

渐开线外花键各参数计算表,,,,,,,,

零件图号,520e-3461,,,,,,,

齿数（Z）,36,38,21,25,60,36,21,

模数（m）,2.5,1,2.5,1.667,3,2.3303,0.75,

压力角（α）,30,30,30,20,30,30,20,

变位系数（xn）,0,0.4,0,0.628,0,-0.48,0.633,

量棒直径（dp）,4.9,1.75,4.211,3,6,4,1.35,

公差等级（GB3478.1-1995）,6,6,6,5,6,6,7,

基本偏差（GB3478.1-1995）,e,h,f,f,e,e,f,

花键长度,5.3,27.5,24,24,24,24,24,

作用齿厚上偏差（esv）,-0.072,0,-0.03,0.06,-0.085,-0.036,-0.016,

总公差（T+λ）,0.124054273,0.091239434,0.114825877,0.065492833,0.143935435,0.121063133,0.12198123,

综合公差（λ）,0.049554588,0.036665412,0.042098671,0.02671146,0.064613772,0.048460404,0.043874947,

加工公差（T）,0.074499685,0.054574022,0.072727206,0.038781373,0.079321663,0.072602729,0.078106282,

周节累积公差（Fp）——齿距累积总偏差（Fp）,0.071949909,0.051129736,0.057905618,0.037722755,0.096574868,0.069896725,0.053314948,

齿圈径跳公差（Fr）,查表,查表,查表,查表,查表,查表,查表,

齿形公差（ff）——齿廓总偏差（Fα）,0.0395,0.0309,0.037625,0.021469844,0.046,0.03851574,0.045965312,

齿向公差（Fβ）——螺旋线总偏差,0.009177716,0.012855055,0.012423724,0.009898979,0.012423724,0.012423724,0.019797959,

分度圆直径（d）,90,38,52.5,41.675,180,83.8908,15.75,

基本齿厚（S）,3.926990817,2.032676542,3.926990817,3.380580883,4.71238898,2.368843321,1.523686983,

作用齿厚最大值（Svmax）,3.854990817,2.032676542,3.896990817,3.440580883,4.62738898,2.332843321,1.507686983,

实际齿厚最小值（Smin）,3.730936544,1.941437108,3.78216494,3.37508805,4.483453546,2.211780188,1.385705753,

实际齿厚最大值（Smax）,3.805436229,1.99601113,3.854892146,3.413869423,4.562775209,2.284382917,1.463812035,

作用齿厚最小值（Svmin）,3.780491132,1.978102521,3.824263611,3.40179951,4.548067317,2.260240593,1.4295807,

齿形裕度（CF）,0.25,0.1,0.25,0.1667,0.3,0.23303,0.075,

外花键渐开线起始圆直径最大值（DFemax）,87.04371208,37.65864892,49.72978903,42.25112851,176.3722371,78.94613517,15.98097078,

30°平齿根和圆齿根－外花键大径基本尺寸（Dee）,92.5,39.8,55,45.435752,183,83.984012,17.4495,

外花键大径上偏差,-0.125,0.000,-0.052,0.165,-0.147,-0.062,-0.044,

外花键大径公差,,,,,,,,

30°平齿根－外花键小径基本尺寸（Die）,86.25,37.3,48.75,41.268252,175.5,78.158262,15.5745,

外花键小径上偏差,-0.125,0.000,-0.052,0.165,-0.147,-0.062,-0.044,

外花键小径公差（从IT12、IT13和IT14中选取）,,,,,,,,

invαM=invα+dp/(m×Z×COSα)+Smin/(m×Z)-π/Z,0.070806911,0.075345451,0.068811061,0.046832072,0.064789709,0.047907336,0.044501289,

用迭代法求αM,32.63603236,33.25515723,32.35417265,28.74913298,31.76689168,28.95212511,28.29702416,

外花键跨棒距的最小值（Mmin）,97.45557,41.10364401,57.88234209,47.57955526,189.3511094,87.02803436,18.11177333,18.26660312

外花键跨棒距的公差（T）,0.119633899,0.086187461,0.117693086,0.075768037,0.130482801,0.129887588,0.15482979,

invαM'=invα+dp/(m×Z×COSα)-π/2Z+2xntgα/Z,0.072985292,0.077746489,0.071569649,0.046963874,0.066061573,0.04977957,0.053262002,

用迭代法求αM',32.93685711,33.5712454,32.74215454,28.77419884,31.95554687,29.29767323,29.91557579,

外花键跨棒距M'（名义值）,97.76911299,41.24713188,58.11481112,47.59026128,189.7267048,87.30749709,18.37749785,

跨齿数（k=az/180°+0.5）四舍五入整数,6,6,6,6,6,6,6,

公法线长度名义值（Wk）,41.59912619,17.13275079,39.85349523,28.36640327,53.27056287,37.65683351,12.72287754,

公法线长度最小值（Wmin）,41.42933821,17.05373513,39.728