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时间:2018-07-17
《(毕业设计)中型货车驱动桥设计说明书》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、(毕业设计)中型货车驱动桥设计说明书导读:就爱阅读网友为您分享以下“(毕业设计)中型货车驱动桥设计说明书”的资讯,希望对您有所帮助,感谢您对92to.com的支持!本科生毕业设计(论文)表2-1圆弧齿双曲面齿轮的几何尺寸计算用表序号(1)(2)(3)(4)(5)(6)(7)(8)(9)(10)(11)(12)(13)(14)(15)(1FE计算公式数值15数注释小齿轮齿z1z2z1/z232数大齿轮齿0.468754732320152.4420.90040.56250.8716140大齿轮齿面宽偏心距d2rd‘大齿轮分度圆直径刀盘名义直径?1tan?1ctg?2i=1.23(3)s
2、in?2i‘小齿轮螺旋角的预选值Rm2=((6)-(4)*(11))/2大齿轮在齿面宽中点处的分度圆半径sinεcosε’i=(5)*(11)/(12)0.19920.97991.159365.62‘i(14)+(9)*(13)(3)*(12)1268本科生毕业设计(论文)6)(17)(18)(19)(20)(21)(22)(23)(24)(25)(26)(27)(28)576小齿轮在齿面宽中点处的分度圆半径Rm1=(15)*(16)TR=0.02*(1)+1.06(17)+(12)/(10)889tan?=(5)/(19)5(1.0+(20)2)1/28sin?=(20)/(21
3、)0?1.36324.80.0981.0040.0985.62550.17540.17810.54900.8766齿轮收缩系数TRsin?2=((5)-(17)*(22))/(12)tgε2tg?1?=(22)/(25)cos?1?sinε’2=(24)/(27)10.200(29)(31)(32)cosε’20.97980.89710.00070.00030.17540.17810.550328.82°锥角小齿轮节(30)tg?1?=((15)-(29))/(28)(28)*[(9)-(30)](3)*(31)(33)sinε1=(24)-(22)*(32)tanε1(34)(3
4、5)(36)tan?1=(22)/(34)?113本科生毕业设计(论文)(37)(38)(39)(40)cos?1sinεε’1’10.8761=(33)/(37)0.200211.55°0.97980.900141.99°0.743330.44°0.86220.5876(22)(33)‘1cosε(41)tg?1=[(15)+(31)-(40)]/(38)?1(42)(43)(44)(45)(46)(47)(48)(49)(50)(52)(53)(54)(55)68(56)-tg?01=[(41)(55)-(46)(54)]/(53)(57)(58)(59)-?01cos?01(
5、41)*(56)/(51)cos?1小齿轮中点螺旋角大齿轮中点螺旋角?2=(42)-(39)cos?2tg?2ctg?2=0.558760.81°0.87290.487786.7960287.0617373.8577138.2839117.23690.0649?2sin?2cos?2(12)/(50)(51)+(52)(12)*(45)/(49)(43)*(51)/(35)大齿轮节锥角(51)[(17)+(12)*(32)]/(37)3.71°0.99790.000714本科生毕业设计(论文)(60)(61)(62)(63)(64)(65)(66)(67)(46)*(56)/(52
6、)(54)*(55)58((54)-(55))/(61)(59)+(60)+(62)((41)-(46))/(63)‘rd=(64)/(58)0.000116211.970.00130.0021148.8095149.12271.0219上0.2286下0.5313上137.8515下0.4821上栏用上边公式,下栏用下边公式(7)/(65)(3)*(50)1.0-(3)(68)(5)/(34)-(17)*(35);(35)*(37)上栏用上边公式,下栏用下边公式(69)(70)(71)(37)+(40)*(67)左1.100175.76422.4538大齿轮节锥顶点到小齿轮轴线的
7、距离。Zm=(49)*(51)Z=(12)*(47)-(70)(72)(73)(74)(75)Am=(12)/(49)A0=0.5(6)/(49)(73)-(72)hgm=k*(12)(45)/(2)160.3849183.297122.912215.0885大齿轮节锥距68大齿轮在齿面宽中点处的齿工作高。(76)(77)(78)(12)*(46)/(7)(49)/(45)-(76)0.53980.472645°齿轮两侧压力角的总?i=2?on15本科生毕业设计(论文
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