ANSIB921-1970SAE花鍵標(biāo)準(zhǔn)

1、17書筌J5ANSI B92. 1-1970 SAE 花鍵標(biāo)準(zhǔn)INVOLUTE SPLINES漸開線花鍵Form Circle is the circle which defines the deepest points of involute form control of the tooth profile. This circle along with the tooth tip circle (or start of chamfer circle) determines the limits of tooth prof i 1c requiring control. It is loc

2、ated near the major circle on the internal spline and near the minor circle on the external spline.漸開線終止1漸開線終止圓是用于控制齒廓上漸開線的極限距離的圓。漸開線 終止網(wǎng)與齒頂網(wǎng)（或者修線線的起點(diǎn)所在的國(guó)）共同限制了所要求控制的漸升線 齒廊的范圍。漸開線終止圓的位置靠近內(nèi)花鍵的大圓（齒根圓）或者外花鍵的小 H （齒根圓）o 譯者注：這段話的意思是：只右在漸開線終止I 在的圓）之間的花犍的齒形為漸開線齒形，其余部分不一定按照漸開線成形。譯者注2：在GB/T 3478. 1T995圓柱直齒漸開線

3、花鍵中，將Form Cycle定 義為兩個(gè)快I：內(nèi)花鍵的漸開線終止圓和外花鍵的漸開線起始圓.而在本標(biāo)準(zhǔn)中, 將這兩個(gè)詞統(tǒng)稱為Form Cycle,譯者將Form Cycle翻譯為漸開線終止Form Clearance (cr) is the radial depth of involute profile beyond the圓(齒根圓), 譯者注：這段話的意思是：只有在漸開線終止圓思齒頂圓(或各修緣線的起點(diǎn)所 在的畫)之間的花鍵的齒形為漸開線齒形，其余部分不一定按照漸開線成形。譯者注2：在CGB/T 3478.1-1995圓柱直齒漸開線花鍵中，將Form Cycle定 義為兩個(gè)圓：內(nèi)花鍵的漸

4、開線終止網(wǎng)和外花鍵的漸開線起始圓。而在本標(biāo)準(zhǔn)中， 將這兩個(gè)圓統(tǒng)稱為Form Cycle,譯者將Form Cycle翻譯為漸開線終止圓。Form Clearance (cj is the radial depth of involute profile beyond the depth of engagement with the mat i ng part. Tt al lows for looseness between mating splines and for eccentricities between the mi nor circle (internal), the major

5、circle (external)and their respective pi tch circles.齒形裕度:齒形裕度(c.)是相互配合的內(nèi)、外花鍵的漸開線齒廊在徑向方向上 的間隙。齒形裕度是的裕配合的內(nèi)、外花鍵之間形夠存在一定松動(dòng),并H是的 內(nèi)花錠的小圓(齒頂圓)，外花錠的大圓(齒頂圓)、以及內(nèi)、外花鍵各自的苴 圓之間存在一定的偏心距。Form Diameter (DP, DP1) the diameter of the form circle.漸開線終止圓宜.徑(鼠，DQ ：漸開線終止圓所在圓的直徑。Internal Spl ine is a spl ine formed on th

6、e inner surface of a cyl irider.內(nèi)花鍵:在圓柱體的孔的內(nèi)表面形成的花錠。Involute Spline is one having teeth with involute profiles.漸開線花鍵：花錠的健齒的齒形為漸開線形式的花錠。2 f3 Lead Variation is the variation of the direction of the spline tooth from its intended direction parallel to the reference axis, also including parallel ism and

7、 alignmcnL variat ions (sec Fig. la). Note: Straight (nonhelical) splines have an infinite lead.導(dǎo)向公差:導(dǎo)向公差是花鍵的健齒的實(shí)際齒線與花鍵的參考軸線之間的平行度公 差，這個(gè)公差包括平行度公差和圓周陣列公差(見(jiàn)圖Fig.la)。濘總：汽齒花 鍵(非螺旋花鍵)的導(dǎo)向公差為無(wú)窮大。譯者注：這一條解粽有待埒的。Length of Engagement (LJ is the axial length of contact between mating spl i nes.結(jié)合長(zhǎng)度(L.)：結(jié)合長(zhǎng)度是兩個(gè)相

8、互配合的內(nèi)、外花鍵之間的接觸段的長(zhǎng)度。Mach i n i ng Tol erance (m) is the permissible variation in actual space width or actual tooth thickness.加工公差(m)：加工公差是花鋪的實(shí)際齒槽寬和實(shí)際齒療的允許的變動(dòng)量。譯者注：在GB/T 3478. H1995圓柱直齒漸開線花鍵中，將加工公差定義為 ToMajor Circle is the circle formed by the outermost surface of the spl ine. Tt is the outside circl

9、e (tooth tip circle) of the external spl ine or the root circle of the internal spline.大圓:大圓是花鍵的最大齒形面的包絡(luò)園。它是外花鍵是外圓(齒頂圓),和內(nèi) 花鍵的齒根圓。SS 口2 f3 Machining lo Ie rance (m) is the permissible variation in actual space width or actual tooth thickness.加工公差5)：加工公差是花鏈的實(shí)際齒槽寬和實(shí)際齒用的允許的變動(dòng)量。譯者注：在GB/T 3478. 1-1995圓柱直

10、齒漸開線花鍵中，將加工公差定義為ToMajor Circle is the circle formed by the outermost surface of the spline. It is the outside circle (tooth tip circle) of the external spline or the root circle of the internal spl ine.大廂大圓是花錠的最大齒形面的包絡(luò)圓。它是外花鍵的外圓(齒頂圓)，和內(nèi) 花鍵的齒根圓。Major Diameter (D> Dri) is the diameter of the major

11、circle.大圓直徑:大圓直徑(D,“ D.)是大圓所在圓的宜徑。譯者注：在GB/T 3478. 1-1995圓柱直齒漸開線花錠中，將大圓直徑定義為:內(nèi)花鍵八、外花鍵人。Minor Circle is the circle formed by the innermost surface of the spl ine. It is the root circle of the external spline or the inside circle (tooth tip circle) of the internal spline.小圓;小圓是花健的最小齒形面的排斥陰。它是外花鍵的齒根圓,和內(nèi)

12、花小的內(nèi) 圓(齒頂圓)0Minor Diameter DJ is the diameter of the minor circle.SS 口3 f5小圓直徑:小圓直徑(Ds D )是小圓所在圓的直徑。譯者注：在GB/T 3478. 1T995圓柱直齒漸開線花鍵中，將小圓直徑定義為: 內(nèi)花鍵必、外花鍵兒。Nominal Clearance is the actual space width of an internal spline minus the actual tooth thickness of the mating external spline. It does not define

13、 the fit between mating members, because of the effect of variat ions.理論側(cè)隙:理論側(cè)隙是內(nèi)花鍵的實(shí)際齒槽寬減去Lj之相”配仆的外花鍵的實(shí)際齒 厚所得的值。由于內(nèi)、外花鍵在配合時(shí)會(huì)產(chǎn)生一定的公差，所以理論側(cè)隙不能夠 用于確定相互配合的內(nèi)、外花鍵之間的間隙。Out of Roundness is the variation of the spline from a true circular configuration.圓度:膽度是花鍵是真圓的圓用之間的公差。Parallel ism Varicit ion is the va

14、riation of parallel ism of a single spl ine tooth wi th respect to any other single spl ine tooth (see Fig. lb).壬紅度公差:%i度公差是單根鍵齒相對(duì)其它的單根鍵齒之間的平行度公差。(見(jiàn) 圖 Fig. 1b)Pilch (P/PJ is ci combination number of a one-to-two ratio indicating the spl ine proportions; the upper or first number is the ditimctral pi

15、 tch, the lower or second number is the stub pitch and denotes, as that fractional part of an inch, the basic radial length of engagement, both above and below the pitch circle.Out of Roundness is the variation of the spl ine from a true circular configuration.圓度:圓度是花銃與真圓的圓廓之間的公差。Parallelism Variati

16、on is the variation oT parallel ism of a single spl ine tooth with respect to any other single spline tooth （see Eig. lb）.平行度公差:平行度公差是單根鍵齒相對(duì)其它的單根鍵齒之間的平行度公差。（見(jiàn) 圖 Fig. 1b）Pi tch （P/Pj is a combination number of a one to two rat io indicat ing the spl ine proportions; the upper or first number is the d

17、iametral pitch, the lower or second number is the stub pitch and denotes, as that fractional part of an inch, the basic radia 1 length of engagement, both above and below the pitch circle.徑節(jié)分?jǐn)?shù)（P/R）：徑節(jié)分?jǐn)?shù)是由兩個(gè)數(shù)組成的個(gè)比率，它表示的是花鍵的比 例；設(shè)這個(gè)比率為A/B （這個(gè)分?jǐn)?shù)用英寸表示），則在這個(gè)分?jǐn)?shù)中第一個(gè)數(shù)（分 子）八表示的是花鍵的徑節(jié).笫二個(gè)數(shù)（分母）R表示的是殘氽徑節(jié),徑節(jié)表示 的是

18、在節(jié)圓上方的鍵齒在半徑方向上的結(jié)合長(zhǎng)度，殘余徑節(jié)衣示的是在書圓下方 的鍵齒在半徑方向上的結(jié)合長(zhǎng)度。譯者注：可以理解為苴圓將整個(gè)花鍵鍵齒分為二，節(jié)網(wǎng)上方的鍵齒的齒高為筐 至，甘頂卜方的鍵齒的齒高為殘余徑節(jié)。在實(shí)際計(jì)算時(shí)要考慮到漸開線終止性叮 修緣線所在圓對(duì)鍵齒有效結(jié)合齒高的影響,并將其扣除。Pitch Circle is the reference circle from which al 1 transverse sp1ine tooth dimensions are constructed.是個(gè)參考圓，花鍵的鍵齒的所有的演向尺山都是以苴圓為基礎(chǔ)開始計(jì)算的。Pi Lch Di time ter

19、 (D) is the diameter of the pi tch circle.節(jié)圓直徑(D)：節(jié)圓直徑是節(jié)圓所在國(guó)的直件。Pilch Point is the intersection of the spline tooth profile wi th the pitch circle.節(jié)點(diǎn):主點(diǎn)是鍵齒的齒麻與節(jié)圓的交點(diǎn)。Pressure Angle (<|>) is the angle between a line tangent to an involute and a radial Iinc through the point of tangency. Unless o

20、Lhcnvise specified, it is the standard pressure angle.壓力角(<1>)：壓力角是花卷的漸開線齒廓的切線人通過(guò)切點(diǎn)的半徑所組成的夾 除非有特殊說(shuō)明，壓力角通常是指標(biāo)準(zhǔn)壓力角cProfile Variation is any variation from the specified tooth profile normal to the flank.齒形誤差:齒彩退差是特定的齒麻相對(duì)齒惻的任何公差。譯者注：這i條解葬有待斟酌。Spline is a machine element consisting of integral key

21、s (spline teeth) or keyways (spaces) equally spaced around a circle or portion thereof.花鍵:花鍵是種機(jī)械零件，它由凸出的齒（鍵黃）或凹下的溝（齒槽）組成,移£4 f3 specified, it is the standard pressure angle.壓力角（4）：壓力倒是花健的漸開線齒廓的切線與通過(guò)切點(diǎn)的主徑所組成的交 ao除非TF特殊說(shuō)明，壓力角通常是指標(biāo)準(zhǔn)壓力角。Profi lc Vari at ion is iny variat ion from the spcci f icd to

22、oth prof i 1c normal to the flank.齒度誤差：齒芨誤差是特定的齒麻相對(duì)齒惻的任何公蘢。譯者注；這一條解稱有待斟酌。Spline is a machine element consisting of integral keys （spline teeth） or keyways （spaces） equally spaced around a circle or portion thereof.花鍵:花錠是一種機(jī)械零件，它由凸出的齒（鍵齒）或凹下的溝（齒梢）組成， 鍵齒和鍵槽等分一個(gè)完成圓或者部分圓弧。Standard （Main） Pressure /nglc

23、（。行）is the pressure <mgle at the speci Tied pitch dhimeter.標(biāo)準(zhǔn)壓力加（?。ㄖ鲏毫牵?標(biāo)準(zhǔn)壓力角是指恃定在節(jié)圓上的壓力角。Stub Pitch （P<） is a number used to denote the radial distance from the pitch circle to the major circle of the external spline and from the pitch circle to the minor circleof the internal spline. The s

24、tub pitch for splines in this standard is twico the diametral pitch.殘余徑節(jié)（PD :殘余徑節(jié)是一個(gè)數(shù),它川于我示節(jié)圓萬(wàn)外花鍵的大圓或內(nèi)花鍵 的小圓之間的半徑差。在本標(biāo)準(zhǔn)中，花鍵的殘氽徑節(jié)是徑節(jié)的2倍。Total Index Variation is the greatest difference in any two teeth (adjacent or otherwise) between the actual and the perfect spacing of the tooth prof i les.齒距累計(jì)誤差:齒

25、距累計(jì)誤差是任意兩齒的實(shí)際弧長(zhǎng)與理論弧長(zhǎng)之龍的展大絕對(duì) 值M譯者注：這條解釋有待斟削。Total Tolerance (m + X ) is the machining tolerance plus the variation allowance.總公差(m +入)：總公差是加工公差與綜合公差之和。譯者注：在GB/T 3478. 1-1995圓柱直齒漸開線花鍵中，將總公差定義為: T+入。Vhiriat ion Al lowance (X) is the permissible effective variation.綜合公差(X ):綜合公差是在允許范圍內(nèi)的綜合的公差。Tooth Propo

26、rtions.There are 17 pitches: 2.5/5, 3/6, 4/8, 5/10, 6/12, 8/16, 10/20, 12/24, 16/32, 20/10, 24/48, 32/64, 40/80, 48/96, 64/128, 80/160, and 128/256. The numerator in this fractional designation is known as the diametral pitch and controls the pitch diameter; the denominator, which is always double the numerator, is known as the stub pitch and controls the tooth depth. For convenience in calculation, only the numerator is used in the formulas given and is designated as P. Diametral pilch, as in gc&rs, means the number of teeth per in