齿轮变位系数计算公式

1、弧齿锥齿轮的计第锥齿小齿轮的计算齿顶高hael二1.503046968齿根高hf ei二0.856953032全齿咼hei二2.36齿顶圆直径da“二14.12101251分度圆直径de】二11.25齿根角0fl二2.585468570.0451555920.045124938齿顶角0a产2.58546857顶锥角 al=19.82692826此角不准的画下來定根锥角 fl=14.65599112Aki 二17. 679498060.95506413718. 125锥齿大齿轮的计算齿顶高hae2二0.621953032齿根高hfe2二1.738046968全齿咼he?二2.36齿顶圆直径dae

2、2=36.6186928157.29578049分度圆直径de2二36.25齿根角0f2二5.2327362750.0915832460.091328475齿顶角0a2二2.58546857顶锥角 a2=75.34400888根锥角 f2二67. 52580403Ak2 二5.0309954550.296399240. 955064129余玄正玄直齿锥齿轮的计算表格（工小齿的计算公分度圆直径de】二8.8大端齿顶高ha“二0. 236125大端齿根高hf“二0. 689075齿顶角0al二2.485113845齿根角0fl二7.218334955顶锥角S al二56.45774138根锥角8

3、fl=46. 75429258齿顶圆直径da二9.077764084大齿轮的计算z分度圆直径de尸6.4大端齿顶高hae2二0. 563875大端齿根高hfe2二0. 361325齿顶角0a2二5.917139174齿根角0f2二3.799596647顶锥角6 二41.94451164根锥角8 f2二32.22777582齿顶圆直径dae2=7.31205213总小齿轮大齿轮冠顶距Ak二3.0090371924.068344691外啮合变位直齿圆柱大齿Z产18渐开线函数一inv20=小齿Z1二6模数呼0.8压力角Q二200.3490658勺弧齿顶高系数ha疟1顶隙系数C*二0. 25最少齿数乙

4、血山二17. 09726434齿数比U二3小齿大齿1大齿z产10小齿Z1二10模数呼1压力角a =200.3490658寸齿顶高系数ha*二1顶隙系数C*二0. 25齿数比U二1小齿轮的变位系数X1二0人凶午匕rrj戈:但方弋姒V二0hao*=1.25内啮合变位直齿圆柱齿轮的传动变位系数X二0. 30分度圆直径d二4.814.4标准中心距a二9.6总变位系数X =0. 35根据传动要求和齿数和由图2-la 选得啮合角a =18. 360.320442451由表2-11查名义中心距a，二9.504884418中心距的变动系数y二-0.118894478齿顶高变动系数Ay二0.468894478齿

5、顶高ha二0.6648844180.424884418齿根高hf二0. 761齿顶圆直径da二6.12976883615.24976884齿根圆直径df二3.2812.4基圆直径比二4.5105245813.53157374齿距P二2.513274123基圆齿距Pb二2.361705147齿厚S二1.4313427741.256637061基圆齿厚Sb二1.4122471011.382527149齿顶圆压力角a a二42.6218196627.46039973弧/顶圆齿厚Sa二端面重合度 a二1.099883108小齿大齿1010分度圆直径d二 标准中心距a二总变位系数X二0啮合角a =19.

6、 32|O. 337197611由表2-11S名义中心距a=0插齿刀的参数齿数Z。二60变位系数X。二0. 582顶圆直径dao二62.5切齿啮合角a 二16. 5328. 58切齿标准中心距a。二35-25切齿名义中心距aj二34.45290091-26. 75205269齿根圆直径df二6.4058018287.50000008.995894626齿顶圆直径da二8.4958946268基圆直径db二9.3969262089.396926208齿距P二3.141592654基圆齿距Pb二2. 952131434齿厚S二1.5707963271.570796327基圆齿厚Sb二1.61611

7、75051.336013929齿顶圆压力角a a二ttNUM!#NUM!顶圆齿厚Sa二1.2997328231.217405061端面重合度 a二#NUM!校验干涉#NUM!应满足渐开线干涉1小齿轮过渡曲线干涉工齿距P二1.994911335基节Pb二1.874603461标准中心距a二30.1625名义中心距a二无侧隙啮合时30. 1625啮合角a 二无侧隙啮合时20齿厚S二0.997455668齿顶高ha二0.635齿根高hf二0. 79375齿顶圆直径da二12. 750. 165齿根圆直径df二9. 842547. 3075基圆直径比二10.7406866645.94627069基圆齿

8、厚sb二5.8552376951.622084949齿顶圆压力角a a=32.250479223.66571717顶圆齿厚Sa二1.0562648751.028267607M (0. 25-0.4) *m鼻(0. 25-0.4) *m端面重合度 a=5.355360871外啮合标准斜齿（人字齿）圆柱齿轮传动大轮齿数Z2二9小轮齿数Z二9法向模数叫二1.5法向压力角二300.523598776弧长螺旋角B二250.436332313弧长端面模数叭二1.655066878端面压力角a t=32.498584870.637035539法向齿顶高系数ha/二1法向顶隙系数C,二0. 25端面齿顶高系数

9、hat二0.906307787端面顶隙系数二0.226576947最少齿数乙血山二6.279229183齿数比U二1小齿大齿当量齿数Zn二12.0896958512.08969585法向变位系数Xn二00根据传动要 求和齿数和 由图2-lab选-0.433296944-0.433296944端面变位系数Xt二00分度圆直径d二14.8956019114.89560191标准中心距a二14.89560191法向总变位系数Xn =0.4根据传动要求和齿数和由图2-la 选得啮合角a t=23. 060. 0405640120.402472926名义中心距a二13.65404495中心距变动系数*二

10、-0.827704634齿顶高变动系数A yn二1.227704634齿顶高ha二-0.341556951-0.341556951齿根高hf二1.8751.875齿顶圆直径da二14.21248814. 212488齿根圆直径df二11.1456019111.14560191基圆直径db二12.563020912.5630209法向齿距Pn二4.71238898端面齿距Pt二5.1995459475.199545947法向基圆齿距Pbn二4. 08104857端面基圆齿距Pbt二4.784077143基圆螺旋角Bb二21.469023520.393286078步骤尺寸法向齿厚Sn二2.3561

11、94491.570796327端面齿厚St二2.5997729731.733181982端面基圆齿厚二2.4742420551.743355127法向基圆齿厚sbn=2.30256821.622393438端面齿顶圆压力角aat-27.8783464127.87834641端面重合度0.295868875公法线长度的计算标准齿轮直齿外齿轮公法线长度 跨测齿数Wk= k=9. 701162655.055555556斜齿外齿轮公法线长度 跨测齿厚Wkn=k=直齿外齿轮公法线长度Wk=9. 700915跨测齿数k=表格（弧齿）齿数Z2二29齿数Z二9伍冋戈但环级匕二0.352437574顶隙系数C*

12、二0. 188齿顶高系数ha性0. 8557.29578049模数臥二1. 25齿形角a二20tt2-10.3827160557.29578049分锥角6 !=17.241459690.300920234注：|0.296399215锥距Re二18.977783060.2963992150.445501941:弧齿）1工冋戈但莎级Ve 二-0.352437574分锥角6 2二72.75854031先画大齿在画小齿L=N*n/18057.2957804957.29578049=90）（等顶系）式齿数Z尸16齿数Z1二22优冋艾但环级V,二-0.4096875顶隙系数C性0.313齿顶高系数ha性1

13、模数叫产0. 4齿形角a二20凶姒兀mj r/j“2一0.5289256257.29578049分锥角6 !=53.972627540.94200004锥距Re二5.4405882030.808736084【式程冋戈:但刖级Tc二0.4096875分锥角6 2二36.027372460. 6288齿轮传动0.0149040.320442451a alaa20. 7438910860.479274389inv20=0.014904查过对的inv a a】二0. 0珂要查出，我没查，用时一定要查inv a a?二0.01aoi，a02，0.2885029250.4988151插齿时 滚齿时a alaa2ttNUM!#NUM!渐开线函数一inv20二0.014904inv a ar=0.019要查出，我没查，用时一定要inv a a2-0. 01查弧长a alQa2|0.