高配橋傳動(dòng)計(jì)算【2014.4.17,端面從右往左看】

1、高配橋傳動(dòng)計(jì)算1傳動(dòng)簡(jiǎn)圖端面圖從右往左看：1.1齒輪參數(shù)齒輪齒數(shù)模數(shù)mn壓力角螺旋角旋向變位系數(shù)L1130822.516右0L2137822.58左0L2237822.516左-0.107L3145822.58右-0.221.2輸入?yún)?shù)根據(jù)變速箱輸出轉(zhuǎn)矩和轉(zhuǎn)速，可以確定此傳動(dòng)系統(tǒng)的輸入?yún)?shù)。變速箱輸出參數(shù)如下表：檔位傳動(dòng)比轉(zhuǎn)矩轉(zhuǎn)速比例025Q22.67237516000.4Q32.01237516000.25Q41.35176821510.2Q51221721330.1Q60.67150021450.005H15015H23.46273114

2、000.005此傳動(dòng)系統(tǒng)的輸入?yún)?shù)如下表：檔位比例轉(zhuǎn)矩轉(zhuǎn)速Q(mào)10.02510924350Q20.46341.25599.2509Q30.254773.75796.0199Q40.22386.81593.333Q50.122172133Q60.00510053201.493H10.01514064.65271.8447H20.0059449.26404.6243傳動(dòng)系統(tǒng)每根軸上的轉(zhuǎn)矩和轉(zhuǎn)速如下表：檔位L1軸L2軸L3軸Q1轉(zhuǎn)矩1092413472.9316386轉(zhuǎn)速350283.7838233.3333Q2轉(zhuǎn)矩6341.257820.8759511.875轉(zhuǎn)速599.2509485.879139

3、9.5006Q3轉(zhuǎn)矩4773.755887.6257160.625轉(zhuǎn)速796.0199645.4215530.6799Q4轉(zhuǎn)矩2386.82943.723580.2轉(zhuǎn)速1593.3331291.8921062.222Q5轉(zhuǎn)矩22172734.33325.5轉(zhuǎn)速21331729.4591422Q6轉(zhuǎn)矩10051239.51507.5轉(zhuǎn)速3201.4932595.8052134.328H1轉(zhuǎn)矩14064.6517346.421096.98轉(zhuǎn)速271.8447220.4146181.2298H2轉(zhuǎn)矩9449.2611654.0914173.89轉(zhuǎn)速404.6243328.0737269.7495備注

4、：計(jì)算傳遞的轉(zhuǎn)矩時(shí)，沒有考慮齒輪和軸承的傳遞效率，全部按照100%傳遞。2受力分析2.1前1檔2.1.1 L1軸L1軸受力圖如下：圓周力 徑向力 軸向力 T 輸入轉(zhuǎn)矩,N.m。 分度圓半徑。 結(jié)果：dFtFrFa249.671987506.8637707.2425092.19將齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)FxFyFz25.75-25092.295199-4054.09將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：MzMy13608592821353列方程： XY平面（Y方向） XZ平面（Z方向） 得：L總126.4L16

5、3.2左軸承Fy1Fz1右軸承Fy2Fz2-58365.8-20293.8-36833.224347.882.1.2 L2軸L2軸受力圖如下：圓周力 徑向力 軸向力 T 輸入轉(zhuǎn)矩,N.m。 分度圓半徑。 結(jié)果：dFtFrFaL21齒298.90990147.437707.2412669.39L22齒307.928687506.8637707.2425092.19將L21齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)Fx1Fy1Fz112.41-12669.479937.59-56199.4將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：Mz

6、1My1-406924-1849255將L22齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)Fx2Fy2Fz225.7525092.19-951994054.093將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：Mz2My216783933479669列方程： XY平面（Y方向） XZ平面（Z方向） 得：左軸承Fy1Fz1右軸承Fy2Fz2-53217.241366.8768478.610778.44L總392.1L169.8L2327.32.1.3 L3軸L3軸受力圖如下：圓周力 徑向力 軸向力 T 輸入轉(zhuǎn)矩,N.m。 分度圓半徑。 結(jié)果

7、：L31齒dFtFrFa363.537990147.437707.2412669.39將齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)FxFyFz12.4112669.39-79937.656199.4將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：MzMy-494907-2249094列方程： XY平面（Y方向） XZ平面（Z方向） 得：左軸承Fy1Fz144072.5-9450.49右軸承Fy2Fz235865.09-46748.9L總120.6L160.32.2 前2到前6檔前2到前6檔的三根軸的受力分析與前1檔相似。計(jì)算參看前1檔，

8、結(jié)果如下：檔位軸左軸承Fy左軸承Fz右軸承Fy右軸承Fz齒1Z向彎矩齒1Y向彎矩齒2Z向彎矩齒2Y向彎矩Q1L1-58365.8-20293.8-36833.224347.881360859.22821353.1Q1L2-53217.241366.8768478.610778.44-406923.5-184925516783933479668.8Q1L344072.5-9450.4935865.09-46748.9-494907-2249094Q2L1-33880.6-11780.3-21381.214133.65789962.321637761.4Q2L2-30891.924012.9739

9、7516256.755-236214.2-1073470974286.862019905.7Q2L325583.55-5485.9397516256.755-287287.5-1305572Q3L1-25505.6-8868.31-1609610639.94594690.731232921.5Q3L2-23255.718077.1829924.914710.142-177824.2-808118.1733451.91520603.2Q3L319259.53-4129.8315672.92-20429.1-216272.6-982846.4Q4L1-12752.4-4434.02-8047.74

10、5319.802297336.02616441.38Q4L2-11627.59038.30414961.992354.997-88909.29-404046.4366714.43760277.7Q4L39629.462-2064.857836.213-10214.2-108132.9-491407.8Q5L1-11845.2-4118.58-7475.214941.344276183.16572586.95Q5L2-10800.38395.30813897.572187.459-82584.17-375302340625.9706190.57Q5L38944.41-1917.967278.73

11、5-9487.58-100440.2-456448.4Q6L1-5369.61-1867.01-3388.632239.987125198.05259562.42Q6L2-4895.943805.7216299.981991.6088-37436.67-170130.1154410.93320126.98Q6L34054.638-869.4393299.562-4300.87-45531.08-206915備注：其中，L1中齒1指L11，L2中齒1指L21，齒2指L22，L3中齒1指L31。2.3 后1檔2.3.1 L1軸L1軸受力圖如下：圓周力 徑向力 軸向力 T 輸入轉(zhuǎn)矩,N.m。 分度圓

12、半徑。 結(jié)果：L11齒dFtFrFa249.6719112665.148548.0732306.19將齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)FxFyFz25.7532306.19-80385.892673.97將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：MzMy-1752106-3632492列方程： XY平面（Y方向） XZ平面（Z方向） 得：左軸承Fy1Fz154054.48-17598.9右軸承Fy2Fz226331.28-75075.1L總126.4L163.22.3.2 L2軸L2軸受力圖如下：圓周力 徑向力 軸向力

13、T 輸入轉(zhuǎn)矩,N.m。 分度圓半徑。 結(jié)果：dFtFrFaL21齒298.909116064.848548.0716311.84L22齒307.9286112665.148548.0732306.19將L21齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)Fx1Fy1Fz112.4116311.84-123786-22470.7將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：Mz1My15239142380916將L22齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)Fx2Fy2Fz225.75-32306.280385

14、.76-92674將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：Mz2My2-2160931-4480074列方程： XY平面（Y方向） XZ平面（Z方向） 得：左軸承Fy1Fz1右軸承Fy2Fz292640.439139.89-4924076004.82L總392.1L169.8L2327.32.3.3 L3軸L3軸受力圖如下：圓周力 徑向力 軸向力 T 輸入轉(zhuǎn)矩,N.m。 分度圓半徑。 結(jié)果：L31齒dFtFrFa363.5379116064.848548.0716311.84將齒輪受力分解為XY平面（Y方向）和XZ平面（Z方向）上的受力： (度)FxFyF

15、z12.41-16311.8123786.222470.74將齒輪受軸向力產(chǎn)生的彎矩分解為XY平面（Z方向）和XZ平面（Y方向）上的彎矩：MzMy637192.7-2895709列方程： XY平面（Y方向） XZ平面（Z方向） 得：左軸承Fy1Fz1-67176.6-35246.2右軸承Fy2Fz2-56609.612775.48L總120.6L160.32.4 后2檔后2檔三根軸受力分析與后1檔受力相似，計(jì)算參看后1檔，結(jié)果如下：檔位軸左軸承Fy左軸承Fz右軸承Fy右軸承Fz齒1Z向彎矩齒1Y向彎矩齒2Z向彎矩齒2Y向彎矩H1L154054.48-17598.926331.28-75075.

16、1-1752106-3632492H1L292640.439139.89-4924076004.82523914.042380916.2-2160931-4480074H1L3-67176.6-35246.2-56609.612775.48637192.752895708.9H2L136316.21-11823.717690.53-50438.8-1177143-2440470H2L262239.9626295.93-33081.651063.44351988.851599605.9-1451810-3009914H2L3-45132.2-23680-38032.88583.139428094

17、.541945466.6備注：其中，L1中齒1指L11，L2中齒1指L21，齒2指L22，L3中齒1指L31。3 軸強(qiáng)度計(jì)算根據(jù)輸入?yún)?shù)可知，前進(jìn)檔位中前1檔輸入轉(zhuǎn)矩最大，因此三根軸需要校核前1檔；后退檔位中后1檔輸入轉(zhuǎn)矩最大，因此三根軸需要校核后1檔。軸校核計(jì)算根據(jù)彎扭組合計(jì)算：（1）計(jì)算各截面在水平面內(nèi)的彎矩（2）計(jì)算各截面在垂直面內(nèi)的彎矩（3）計(jì)算各截面的合成彎矩 機(jī)械設(shè)計(jì)（4）計(jì)算各截面的扭矩（5）計(jì)算各截面的當(dāng)量彎矩 機(jī)械設(shè)計(jì)的取值根據(jù)轉(zhuǎn)矩性質(zhì)確定：；脈動(dòng)轉(zhuǎn)矩；對(duì)稱循環(huán)轉(zhuǎn)矩，這里取0.6.機(jī)械設(shè)計(jì)（6）危險(xiǎn)截面校核公式 機(jī)械設(shè)計(jì)3.1 L1軸強(qiáng)度L1軸受力情況：Q1檔L11齒FtFr

18、Fa87506.8637707.2425092.19FxFyFz-25092.295199-4054.09左軸承右軸承FyFz合力FyFz合力-58365.8-20293.861793.23-36833.224347.8844153.19H1L11齒FtFrFa112665.148548.0732306.19FxFyFz32306.19-80385.8左軸承右軸承FyFz合力FyFz合力54054.48-17598.956847.2426331.28-75075.179558.793.1.1 Q1檔剪力圖、彎矩圖3.1.2 H1檔剪力圖、彎矩圖3.1.3 計(jì)算結(jié)果齒輪L11處彎扭計(jì)算：危險(xiǎn)截面

19、處檔位dWM'建議d取值L11齒中心截面Q1147.47314855.27.63E+0624.2270175合格H1147.47314855.29.82E+0631.1984675合格左軸承定位截面Q1110130670.66.57E+0650.309775合格H1110130670.68.45E+0664.6817275合格右軸承定位截面Q1110130670.67.94E+0660.7634775合格H1110130670.68.46E+066.48E+0175合格3.2 L2軸強(qiáng)度L2軸受力：Q1L21齒L22齒FtFrFaFtFrFa90147.437707.2412669.3

20、987506.8637707.2425092.19FxFyFzFxFyFz-12669.479937.59-56199.425092.19-951994054.093左軸承右軸承FyFz合力FyFz合力-53217.241366.8767403.968478.610778.4469321.67H1L21齒L22齒FtFrFaFtFrFa116064.848548.0716311.84112665.148548.0732306.19FxFyFzFxFyFz16311.84-123786-22470.7-32306.280385.76-92674左軸承右軸承FyFz合力FyFz合力92640.43

21、9139.89100569.3-4924076004.8290561.093.2.1 Q1檔剪力圖、彎矩圖3.2.2 H1檔剪力圖、彎矩圖3.2.3 計(jì)算結(jié)果截面檔位dWM'L21齒中心截面Q1152.473479799.13E+062.62E+0175安全H1152.473479791.35E+0740.4334775安全L22齒中心截面Q1152.473479798.98E+062.58E+0175安全H1152.473479791.41E+074.04E+0175安全左軸承定位截面Q1110130670.65.93E+054.53965975安全H1110130670.68.85

22、E+056.77275475安全右軸承定位截面Q1110130670.66.10E+054.66822675安全H1110130670.67.97E+056.0985475安全L21齒右端面截面Q1110130670.68.56E+066.55E+0175安全H1110130670.61.32E+071.01E+0275建議130L22齒左端面截面Q1110130670.68.50E+066.50E+0175安全H1110130670.61.35E+071.04E+0275建議1303.3 L3軸強(qiáng)度L3軸受力：Q1L31齒FtFrFa90147.437707.2412669.39FxFyFz

23、12669.39-79937.656199.4左軸承右軸承FyFz合力FyFz合力44072.5-9450.4945074.3535865.09-46748.958921.68H1L31齒FtFrFa116064.848548.0716311.84FxFyFz-16311.8123786.222470.74左軸承右軸承FyFz合力FyFz合力-67176.6-35246.275861.67-56609.612775.4858033.233.3.1 Q1檔剪力圖、彎矩圖3.3.2 H1檔剪力圖、彎矩圖3.3.3計(jì)算結(jié)果截面檔位外徑內(nèi)徑WM'L31齒中心截面Q1188.59107.5588

24、979.31.05E+0717.7425675安全H1188.59107.5588979.31.35E+0722.853175安全左軸承定位截面Q1150107.5243933.69.84E+0640.3511475安全H1150107.5243933.61.27E+0751.9813675安全右軸承定位截面Q11500331339.99.85E+0629.7277975安全H11500331339.91.27E+0738.2386875安全4 軸承計(jì)算4.1 軸承疲勞壽命計(jì)算4.1.1 平均當(dāng)量轉(zhuǎn)速和平均當(dāng)量動(dòng)載荷計(jì)算公式由于各軸承并不是在一種工況下工作，故按當(dāng)量轉(zhuǎn)速和平均當(dāng)量動(dòng)載荷計(jì)算軸承

25、壽命。和的計(jì)算公式如下：式中： 、分別為軸承在每種工況下的當(dāng)量動(dòng)載荷； 、分別為軸承在每種工況下的當(dāng)量轉(zhuǎn)速； 、分別為軸承在每種工況下運(yùn)轉(zhuǎn)時(shí)間占總運(yùn)轉(zhuǎn)時(shí)間的百分比； 為壽命指數(shù)，球軸承取3，滾子軸承取10/3。本減速箱在每種工況下運(yùn)轉(zhuǎn)時(shí)間占總運(yùn)轉(zhuǎn)時(shí)間的百分比如下：前進(jìn)一擋占總運(yùn)轉(zhuǎn)時(shí)間的2.5%；前進(jìn)二擋占總運(yùn)轉(zhuǎn)時(shí)間的40%；前進(jìn)三擋占總運(yùn)轉(zhuǎn)時(shí)間的25%；前進(jìn)四擋占總運(yùn)轉(zhuǎn)時(shí)間的20%；前進(jìn)五擋占總運(yùn)轉(zhuǎn)時(shí)間的10%；前進(jìn)六擋占總運(yùn)轉(zhuǎn)時(shí)間的0.5%；后退一擋占總運(yùn)轉(zhuǎn)時(shí)間的1.5%；后退二擋占總運(yùn)轉(zhuǎn)時(shí)間的0.5%； 在各種工況下計(jì)算軸承當(dāng)量載荷的動(dòng)載系數(shù)： 前進(jìn)一擋動(dòng)載系數(shù)fd：1.2 前進(jìn)二擋動(dòng)載系

26、數(shù)fd：1.2前進(jìn)三擋動(dòng)載系數(shù)fd：1.2前進(jìn)四擋動(dòng)載系數(shù)fd：1.2后退一擋動(dòng)載系數(shù)fd：1.2后退二擋動(dòng)載系數(shù)fd：1.24.1.2 軸承疲勞壽命的計(jì)算公式：4.2 計(jì)算結(jié)果L1軸L2軸L3軸左右左右左右軸承型號(hào)331223312232222322223303033030Cr(KN)365365400400435435前1檔轉(zhuǎn)速350350283.784283.7838233.333233.333前1檔比例0.0250.0250.0250.0250.0250.025前2檔轉(zhuǎn)速599.25094599.251485.879485.8791399.501399.501前2檔比例0.40.40.

27、40.40.40.4前3檔轉(zhuǎn)速796.0199796.02645.422645.4215530.68530.68前3檔比例0.250.250.250.250.250.25前4檔轉(zhuǎn)速1593.33331593.331291.891291.8921062.221062.22前4檔比例0.20.20.20.20.20.2前5檔轉(zhuǎn)速213321331729.461729.45914221422前5檔比例0.10.10.10.10.10.1前6檔轉(zhuǎn)速100510051239.51239.52134.332134.33前6檔比例0.0050.0050.0050.0050.0050.005后1檔轉(zhuǎn)速271.

28、84466271.845220.415220.4146181.23181.23后1檔比例0.0150.0150.0150.0150.0150.015后2檔轉(zhuǎn)速404.62428404.624328.074328.0737269.75269.75后2檔比例0.0050.0050.0050.0050.0050.005平均當(dāng)量轉(zhuǎn)速Nm990.54781990.548805.27805.27667.687667.687判斷系數(shù)e0.420.420.420.420.360.36徑向動(dòng)載系數(shù)X0.40.40.40.40.40.4軸向動(dòng)載系數(shù)Y1.41.41.41.41.71.7平均當(dāng)量動(dòng)載荷Pm43349

29、.66929897.938736.642790.527464.937246.3 疲勞壽命20418.40570434.249586.735587.0924883590145注：軸承參數(shù)按NSK軸承手冊(cè)。結(jié)果表明，軸承有足夠的壽命。5 齒輪計(jì)算5.1 計(jì)算公式5.1疲勞強(qiáng)度校核計(jì)算5.1.1齒面接觸強(qiáng)度核算強(qiáng)度條件齒輪的計(jì)算接觸應(yīng)力，N/mm2齒輪的許用接觸應(yīng)力，N/mm2計(jì)算接觸應(yīng)力小輪：大輪：使用系數(shù)動(dòng)載系數(shù)接觸強(qiáng)度計(jì)算的齒向載荷分布系數(shù)接觸強(qiáng)度計(jì)算的齒間載荷分布系數(shù)，小輪及大輪單對(duì)齒嚙合系數(shù)節(jié)點(diǎn)處計(jì)算接觸應(yīng)力的基本值，N/mm2計(jì)算接觸應(yīng)力的基本值端面內(nèi)分度圓上的名義切向力，N工作齒寬，m

30、m,嚙合齒中較小者小齒輪分度圓直徑，mm齒數(shù)比節(jié)點(diǎn)區(qū)域系數(shù)彈性系數(shù)重合度系數(shù)螺旋角系數(shù)許用接觸應(yīng)力計(jì)算齒輪的接觸極限應(yīng)力，N/mm2試驗(yàn)齒輪的接觸疲勞極限，N/mm2接觸強(qiáng)度計(jì)算的壽命系數(shù)潤滑劑系數(shù)速度系數(shù)粗糙度系數(shù)工作硬化系數(shù)接觸強(qiáng)度計(jì)算的尺寸系數(shù)5.1.2輪齒彎曲強(qiáng)度計(jì)算強(qiáng)度條件齒輪的計(jì)算齒根應(yīng)力,N/mm2齒輪的許用齒根應(yīng)力，N/mm2計(jì)算齒根應(yīng)力彎曲強(qiáng)度計(jì)算的齒向載荷分布系數(shù)彎曲強(qiáng)度計(jì)算的齒間載荷分布系數(shù)齒根應(yīng)力的基本值，N/mm2齒根應(yīng)力的基本值當(dāng)時(shí)：端面內(nèi)分度圓上的名義切向力，N工作齒寬（齒根圓處），mm法向模數(shù)，mm載荷作用于單對(duì)齒嚙合區(qū)處界點(diǎn)時(shí)的齒形系數(shù)載荷作用于單對(duì)齒嚙合區(qū)處

31、界點(diǎn)時(shí)的應(yīng)力修正系數(shù)螺旋角系數(shù)載荷作用于齒頂時(shí)的齒形系數(shù)載荷作用于齒頂時(shí)的應(yīng)力修正系數(shù)彎曲強(qiáng)度計(jì)算的重合度系數(shù)許用齒根應(yīng)力計(jì)算齒輪的彎曲極限應(yīng)力，N/mm2試驗(yàn)齒輪的齒根彎曲疲勞極限，N/mm2試驗(yàn)齒輪的應(yīng)力修正系數(shù)彎曲強(qiáng)度計(jì)算的壽命系數(shù)相對(duì)齒根圓角敏感系數(shù)相對(duì)齒根表面狀況系數(shù)彎曲強(qiáng)度計(jì)算的尺寸系數(shù)5.2 計(jì)算結(jié)果前1檔計(jì)算詳細(xì)參數(shù)：漸開線齒輪參數(shù)L11-L22變位L21-L31齒輪名稱L11L22L21L31齒數(shù)Z30373745模數(shù)mn8888螺旋角161688分度圓法向壓力角an22.522.522.522.5分度圓切向壓力角at0.4068630.4068630.3961690.396

32、169齒頂壓力角aat0.5295020.5094650.498870.468497標(biāo)準(zhǔn)中心距a0278.8002278.8002331.2234331.2234工作齒寬b9090100100扭矩T(N.m)1092413472.9313472.9316386轉(zhuǎn)速n（r/m)350283.7838283.7838233.3333線速度v(m/s)4.5754724.5754724.441454.44145中心距a278.8002278.8002329329嚙合角a'0.3926990.3926990.3760480.376048端面嚙合角at'0.4068630.4068630

33、.3796860.379686徑向變位系數(shù)x00-0.049-0.22084法向變位系數(shù)xn00-0.04948-0.22301分度圓直徑d249.6719307.9286298.909363.5379基圓直徑db229.2904282.7915275.7573335.3805頂圓直徑da265.6719323.9286314.0302375.8827根圓直徑df229.6719287.9286278.1173339.9698齒頂高h(yuǎn)a887.5606356.172409齒根高h(yuǎn)f101010.3958511.78408全齒高h(yuǎn)t181817.9564917.95649端面重合度a1.4892

34、211.4892211.6250391.625039縱向重合度0.9870540.9870540.5537530.553753重合度總2.4762762.4762762.1787922.178792傳動(dòng)比u1.2333331.2333331.2162161.216216分度圓上的圓周力Ft87506.8687506.8690147.490147.4使用系數(shù)KA1.251.251.251.25動(dòng)載系數(shù)KV1.0302431.0372991.0379661.046175齒向載荷分布系數(shù)KH1.1659131.1568651.1644991.157238齒間載荷分布系數(shù)Kha1.21.21.21.2

35、單對(duì)齒嚙合系數(shù)ZB和ZD1111節(jié)點(diǎn)區(qū)域系數(shù)ZH2.3068952.3068952.4165942.416594彈性系數(shù)ZE189.8189.8189.8189.8重合度系數(shù)Z0.8207520.8207520.8330880.833088螺旋角系數(shù)Z0.980440.980440.9951220.995122接觸應(yīng)力基本值H0935.6387842.4962891.4052808.2948計(jì)算接觸應(yīng)力H1和H21255.9051130.3341200.2781089.253試驗(yàn)齒輪的接觸疲勞極限（動(dòng)）Hlim1600160016001600接觸強(qiáng)度計(jì)算的壽命系數(shù)（動(dòng)）ZNT1111潤滑劑系數(shù)

36、ZL0.9710.9710.9710.971速度系數(shù)ZV1.0051.0051.0051.005粗糙度系數(shù)ZR0.960.960.960.96工作硬化系數(shù)ZW1111尺寸系數(shù)ZX1111接觸極限應(yīng)力HG1498.9131498.9131498.9131498.913接觸強(qiáng)度最小安全系數(shù)SHmin1.251.251.251.25許用接觸應(yīng)力Hp1199.1311199.1311199.1311199.131E0.0028730.002873-0.16109-0.73612G-0.85-0.85-0.94896-1.29602b0.2574920.2574920.1289360.128936當(dāng)量齒

37、數(shù)zn33.7750841.6559338.1016246.3398H-0.9542-0.9718-0.96369-0.975430.8896590.9166510.8985460.901397sFn/mn2.2679422.3102152.3108162.422009pF/mn0.552060.5386880.5734480.664931an1.5924941.5924941.6523571.652357dn270.2006333.2474304.8129370.7184dbn249.6328307.8805281.6104342.4992dan286.2006349.2474319.934

38、2383.0632den273.797337.1318306.7183370.487aen0.4232860.4196420.4074350.391188e0.0407880.0327220.0375150.030169aFen0.3824980.386920.3699190.36102hFe/mn1.0138881.0262950.9988021.201425齒廓系數(shù)YF1.1876431.1565111.1325741.244348齒根齒厚與彎曲力臂比值L2.2368772.2510242.3135872.015948齒根圓角系數(shù)qs2.0540722.1442982.0148451.82

39、1248應(yīng)力修正系數(shù)YS2.0563132.1008472.0622711.886783螺旋角系數(shù)Y0.8683930.8683930.9630830.963083齒根應(yīng)力基本值F0257.7513256.4308253.4775254.7949彎曲齒向載荷分布系數(shù)KF1.1317831.1246941.1339111.128073彎曲齒間載荷分布系數(shù)KFa1.21.21.21.2計(jì)算齒根應(yīng)力F450.8111448.7452447.4997451.0489試驗(yàn)齒根彎曲疲勞極限(動(dòng))Flim500500500500試驗(yàn)應(yīng)力修正系數(shù)YST2222彎曲壽命系數(shù)YNT1111相對(duì)齒根圓角敏感系數(shù)Yr

40、elT0.9880060.9905130.9869030.981326相對(duì)齒根表面狀況系數(shù)YRrelT1.0633671.0633671.0633671.063367彎曲強(qiáng)度計(jì)算尺寸系數(shù)YX0.970.970.970.97計(jì)算彎曲極限應(yīng)力FG1019.0941021.681017.9561012.204彎曲強(qiáng)度最小安全系數(shù)SFmin1.61.61.61.6許用齒根應(yīng)力FP636.9339638.5497636.2225632.6273結(jié)果匯總：漸開線齒輪參數(shù)變位L11-L22變位L21-L31齒輪名稱L11L22L21L31檔位Q1計(jì)算接觸應(yīng)力H1和H21255.9045161130.3342281200.2781089.253許用接觸應(yīng)力Hp1199.1306241199.1306241199.1306241199.130624計(jì)算齒根應(yīng)力F450.8111321448.7451941447.4997451.0489許用齒根應(yīng)力FP636.93387638.5497274636.2224752632.6272577Q2計(jì)算接觸應(yīng)力H1和H2978.6716721