渐开线花键计算 的花键计算公式

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渐开线外花键各参数计算表零件图号520e-3461齿数(Z)36

模数(m)2.5

压力角(α)30变位系数(xn)0

量棒直径(dp)4.9

公差等级(GB 3478.1-1995)6

基本偏差(GB 3478.1-1995)e

花键长度5.3

作用齿厚上偏差(esv)-0.072

总公差(T+λ)0.124054273

综合公差(λ)0.049554588加工公差(T)0.074499685

周节累积公差(Fp)——齿距累积总偏差(Fp)0.071949909齿圈径跳公差(Fr)查表

齿形公差(ff) ——齿廓总偏差(Fα)0.0395

齿向公差(Fβ) ——螺旋线总偏差0.009177716

分度圆直径(d)90

基本齿厚(S)3.926990817

作用齿厚最大值(Svmax)3.854990817

实际齿厚最小值(Smin)3.730936544

实际齿厚最大值(Smax)3.805436229

作用齿厚最小值(Svmin)3.780491132

齿形裕度(CF)0.25

外花键渐开线起始圆直径最大值(DFemax)87.04371208

30°平齿根和圆齿根-外花键大径基本尺寸(Dee)92.5

外花键大径上偏差-0.125外花键大径公差30°平齿根-外花键小径基本尺寸(Die)86.25

外花键小径上偏差-0.125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/Z0.070806911

用迭代法求αM32.63603236

外花键跨棒距的最小值(Mmin)97.45557

外花键跨棒距的公差(T)0.119633899

invαM'=invα+dp/(m×Z×COSα)-π/2Z+2xntgα/Z0.072985292用迭代法求αM'32.93685711外花键跨棒距M'(名义值)97.76911299

跨齿数(k=az/180°+0.5)四舍五入整数6

公法线长度名义值(Wk)41.59912619

公法线长度最小值(Wmin)41.42933821

公法线长度最大值(Wmax)41.49385683

3821256036

12.51.66732.3303

30302030300.400.6280-0.48

1.754.211364

66566

hffee

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0.0511297360.0579056180.0377227550.0965748680.069896725查表查表查表查表查表

0.03090.0376250.0214698440.0460.03851574

0.0128550550.0124237240.0098989790.0124237240.012423724

3852.541.67518083.8908

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2.0326765423.8969908173.4405808834.627388982.332843321

1.9414371083.782164943.375088054.4834535462.211780188

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1.9781025213.8242636113.401799514.5480673172.260240593

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0.000-0.0520.165-0.147-0.062

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21

0.75

200.633

1.35

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f

24

-0.016

0.12198123

0.0438749470.078106282

0.053314948查表

0.045965313

0.019797959

15.75

1.523686983

1.507686983

1.385705753

1.463812035

1.4295807

0.075

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-0.044

15.5745

-0.044

0.044501289

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18.1117733318.2666

0.15482979

0.05326200229.9155757918.37749785

6

12.72287754

12.5932176

12.66661349