径节制(美制)花键计算程序

30度SAE花键计算,,,,,,,,

基本参数,,,,,,,,

压力角α,45,齿数N,19,,,,,

径节,24/48,节距P,24,,,,,

,,,,,,,,,

参数,计算数值,公式,参数,计算数值,公式,,,

节圆直径D（pitchdiameter）,20.1083,N/P,常数π,3.1416,,,,

基圆直径Db（basediameter）,14.2187,Dcos30°,花键间距m(SplinePitch),0.001233,0.07N+11,,,

"内花键大径Dri，平齿根(majordiameter,flatroot)",21.7088,(N+1.35)/P+0.004+ΔDri,花键间距λ(SplinePitch),0.001528,0.12N+13,,,

"大径Dri,圆齿根(majordiameter,filletroot)",21.6072,(N+1.35)/P+ΔDri,齿根直径公差ΔDri(changeinrootdiameterfortotaltolerances),0.0028,(m+λ)/tan30°,,,

"内花键型圆直径DFi,(formdiameter)",21.3783,(N+1)/P+2Cf,Cf,0.0042,0.1/P,,,

内花键最小径Dimin(minimumminordiamete),19.0500,(N-1)/P,小径直径公差TDII（minordiametertolerance）,0.0043,360/P0.667,,,

小径Dimax(maximumminordiameter),19.1598,Dimin+TDII,大径直径公差TDEE（minordiametertolerance）,0.0043,360/P0.667,,,

外花键小径Dre（minordiameter）,17.7554,（N-2.10）/P-ΔDre-es/tan30°,svmin(minimumeffectivespacewidth),0.0655,π/2P,,,

s7max(maximumactualspacewidth),0.0710,svmin+f(m+λ),齿根直径公差ΔDre(changeinrootdiameterfortotaltolerances),0.0028,(m+λ)/tan30°,,,

s6max(maximumactualspacewidth),0.0693,svmin+f(m+λ),es(minimumeffectiveclearance),0.0024,classd:D0.44/380classe:D0.44/610classf:D0.44/1220classh:0,0.0015,0.0007,0.0000

s5max(maximumactualspacewidth),0.0682,svmin+f(m+λ),"f(multiplyingfactorforspline

toleranceclass)",2.0000,class4:0.71class5:1.00class6:1.40class7:2.00,,,

s4max(maximumactualspacewidth),0.0674,svmin+f(m+λ),rfe最小圆角半径，平齿根（minimumfilletradius）,0.1588,0.15/P,,,

外花键最大有效齿厚tvmax(maximumeffectivetooththickness),1.6624,π/2P-es,rfe最小圆角半径，圆齿根（minimumfilletradius）,0.2646,0.25/P,,,

最小齿厚t4min(minimumactualtooththickness),1.5523,tvmax-f(m+λ),"Fβ最大允许变位（maximumallowablelead

variation）",0.0004,Lg+3(Lg≥1)2.7Lg+1.4(Lg＜1),Lg=0.9,,

最小齿厚t5min(minimumactualtooththickness),1.5320,tvmax-f(m+λ),最大轮廓Ffp(maximumallowablepositiveprofilevariation),0.0003,2.2+14.7/P,,,

最小齿厚t6min(minimumactualtooththickness),1.5039,tvmax-f(m+λ),最大轮廓Ffm(maximumallowablenegativeprofilevariation),-0.0005,-(4+17/P),,,

最小齿厚t7min(minimumactualtooththickness),1.4619,tvmax-f(m+λ),Fp(maximumallowabletotalindexvariation),0.0016,λ/0.6-2Ffp-Fβ,,,

最大外径Domax（maximummajordiamete）,21.1064,(N+1)/P-es/tan30°,内花键最小有效键槽宽svmin（minimumeffectivespacewidth30degspline）,1.6624,π/2P,,,

最小外径Domin（minimummajordiameter）,20.9966,Domax-TDII,s7max,1.8027,svmin+f(m+λ),,,

外花键型圆直径DFe（formdiame