径节制美制花键计算程序x

1、30度SAE花键计基本参数压力角a45齿数N径节24A8节距P参数计算数值公式节圆直径D (pitch dnmeter)20.1083N/P基圆直径Db (base diam eter )14.2187Dcos30°内花键大径D ri ,平齿根6 a j)rdhm eter;flatroot)21.7088(N + 1.35)护+0.004+ ADn大径Dm,圆齿根6 a j)rdhm eter;fillet root)21.6072(N + 1.35)/P+ ADn内花键型圆直径DFi,(fcm21.3783(N + D/P+2C fdam eter)内花键最小径Dinh二.4,屮

2、一1亠19.0500uii inn uni in iioi uiini小径 Dm ax 6 axin um19.1598D +Tin inDUm inordam eter) 外花键小径D花17.7554(N 吃.10 ) /P-ADre- es/tan30 0(m hor diam eter )s?m ax(m axin um actualspace w il廿1)0.0710Svm h +f6 + 入)最大外径Dom axm a j)rdiam ete )m umm a j)r北)diam eter )0.06931th)0.0682llh)0.0674齿厚:ckness)1.6624act

3、ual1.55234 I11.5320actual1.5039actual1.4619actual21.1064:m axin um20.9966最小外径Dom hactualspace wactualspace wactualspace w最小齿厚 t5m h 血 in in um tooth thickness)最小齿厚 t7m h 血 in in um tooth Sickness)最小齿厚 t4m h 血 in in um tooth thickness)最小齿厚 t6m h 血 in in um tooth thickness)外花键最大有效 tvm ax 血 axin um eff

4、ective tooth thS5m axfo axin umS6m axfo axin ums4m ax 血 axin umom axDUSvm h +f6 + 入）Svm h +f 血 + 入）Svm h +f血 + 入）n /2P-est vm axffc + 入）t vm+ 入）t vm axffc + 入）（N+ 1）护-es/ta.n30 0D T外花键型圆直径DFe (form diam ete )18.7957D in h 2C f-escos30 0花键计算1924参数计算数值公式常数兀3.1416花键间距m Gp3he Pitch)0.0012330.07N + 11花键间

5、距 X Spline Pitch)0.0015280.12N + 13齿根直径公差A Dri (change in root dfem eter for to taltole rances)0.00286 + 入)/tan30 °Cf0.00420.1小径直径公差T D H (m hor dnm etertoferance)0.0043360护 0.667大径直径公差T DEE (m hor diam etertoferance)0.0043360沖 0.667sVm h 6 hin um effective space w id th)0.0655n /2P齿根直径公差A D (c

6、hange in lootdkm eter for totaltobrances)0.00286 + 入)/tan30 °es 6 hin um effective cJearance)0.0024cbss d D 0.44/380cbss e D 0.44/610cbss ff) 0.44/1220cbss h :00.0015f6 uldphg fectorfor sphetolerance class )2.0000cbss 4 :0.71 class5 :1.00 class6 :1.40 cbss7:2.00rfe最小圆角半径，平齿根 (m hin um filletrad

7、iis )0.15880.15/Prfe最小圆角半径，圆齿根 (m hin um filletradiis )0.26460.25/P邛最大允许变位(m axin um a lbw able lead varntion )0.0004Lg+3 (Lgl)2.7Lg+1.4(lg <1)Lg=0.9最大轮廓F比6 a x in um a lbw a ble positive profile varhtion)0.00032.2+14.7护最大轮廓Ffin血axin um a lbw a ble negative piofilevarhtbn)-0.0005-(4+17/P)Fp (m axin um allow able totalhdex varhthn)0.0016X/0.6-2F -F p内花键最小有效键槽宽s vm h(m hin um effectivespace w ilth 30 degsolhe )1.6624n /2PS7