哈尔滨工业大学毕业设计（论文）摘要
随着大型客车市场的竞争加剧，提高设计效率、提高制动性能，使制动系工作可靠发挥汽车高速行驶的动力性能并保证行驶的安全性，降低成本等，已经成为主要的竞争手段。因此，对客车制动器的设计是非常重要的。
本设计是针对CA6120D116大型客车后轮的鼓式制动器及相应驱动机构的设计。设计中采用的是S 型凸轮鼓式制动器，驱动机构采用气压驱动。
本文介绍了论文研究的目的和意义、鼓式制动器的各种结构型式及选择、并对相关参数及结构进行选择及设计计算，然后对制动气室进行设计计算，最后对数据强度校核。
关键词：客车，制动系统，鼓式制动器，气压驱动
更多设计请咨询
245250987
-I-
哈尔滨工业大学毕业设计（论文）Abstract
With the large bus market competition, improve the design efficiency, improve braking performance, the braking system to play a reliable high-speed dynamic performance of vehicle and to ensure driving safety, reduce costs and so on, has become a major means of competition. Therefore, the design of bus brakes is very important.
This design is for CA6120D116large bus rear drum brake and the corresponding drive mechanism design.It is used S-cam drum brakes and pneumatic-driven drive mechanism.
This article describes the purpose and significance of the research, various structural types of drum brakes, and choice, and select the relevant parameters and structure and design calculations, and then the brake chamber design calculations, the final strength check of data.
Keywords ：Bus, Brake System ，Drum brake ，Pressure-driven
-II-
哈尔滨工业大学毕业设计（论文）目录
摘要...................................................................................................................... ⅠAbstract ................................................................................................................... Ⅱ
第1章绪论..............................................................................................................1
1.1论文研究的目的及意义............................................................................. 1
1.2论文研究的方向......................................................................................... 1
1.3制动系的功用及应满足的要求................................................................. 2
第2章鼓式制动器的结构型式及选择.................................................................. 4
2.1领从蹄式制动器......................................................................................... 6
2.2双领蹄式制动器......................................................................................... 8
2.3双向双领蹄式制动器................................................................................. 9
2.4单向增力式制动器..................................................................................... 9
2.5双向增力式制动器................................................................................... 10
2.6鼓式制动器方案的确定........................................................................... 10
2.6.1制动效能因数................................................................................ 10
2.6.2本设计中鼓式制动器的优选........................................................ 11
第3章制动器的主要参数及选择........................................................................ 13
3.1制动力与制动力分配系数....................................................................... 13
3.2同步附着系数........................................................................................... 16
3.3制动强度和附着系数利用率................................................................... 18
3.4制动器最大制动力矩............................................................................... 19
3.5鼓式制动器的结构参数与摩擦系数....................................................... 19
3.5.1鼓式制动器的结构参数................................................................ 19
3.5.2摩擦片摩擦系数............................................................................ 21
第4章鼓式制动器的设计计算............................................................................ 22
4.1制动蹄摩擦面的压力分布规律及径向变形规律................................... 22
4.2制动蹄片上的制动力矩........................................................................... 22
4.3S 型凸轮气制动器因数的分析计算........................................................ 27
4.4摩擦衬片的磨损特性计算....................................................................... 28
-III-
哈尔滨工业大学毕业设计（论文）4.5制动器热容量和温升的核算................................................................... 29
第5章制动器主要零部件的结构设计与强度计算............................................ 31
5.1鼓式制动器主要零部件的结构设计....................................................... 31
5.1.1制动鼓............................................................................................ 31
5.1.2制动蹄............................................................................................ 32
5.1.3制动底板........................................................................................ 32
5.1.4制动蹄的支承................................................................................ 32
5.1.5凸轮式张开机构............................................................................ 32
5.1.6摩擦材料........................................................................................ 33
5.1.7制动器间隙的调整方法及相应机构............................................ 33
5.2鼓式制动器主要零件的强度计算........................................................... 33
5.2.1制动凸轮轴的计算........................................................................ 33
5.2.2制动蹄支承销的剪切应力计算.................................................... 34
5.2.3紧固摩擦片铆钉的剪切应力计算................................................ 36
第6章气压制动驱动机构的制动气室设计计算................................................ 37结论.......................................................................................................................... 39致谢.......................................................................................................................... 40参考文献.................................................................................................................. 41附录1译文.............................................................................................................42
附录2英文参考资料.............................................................................................44
-IV-
哈尔滨工业大学毕业设计（论文）摘要
随着大型客车市场的竞争加剧，提高设计效率、提高制动性能，使制动系工作可靠发挥汽车高速行驶的动力性能并保证行驶的安全性，降低成本等，已经成为主要的竞争手段。因此，对客车制动器的设计是非常重要的。
本设计是针对CA6120D116大型客车后轮的鼓式制动器及相应驱动机构的设计。设计中采用的是S 型凸轮鼓式制动器，驱动机构采用气压驱动。
本文介绍了论文研究的目的和意义、鼓式制动器的各种结构型式及选择、并对相关参数及结构进行选择及设计计算，然后对制动气室进行设计计算，最后对数据强度校核。
关键词：客车，制动系统，鼓式制动器，气压驱动
更多设计请咨询
245250987
-I-
哈尔滨工业大学毕业设计（论文）Abstract
With the large bus market competition, improve the design efficiency, improve braking performance, the braking system to play a reliable high-speed dynamic performance of vehicle and to ensure driving safety, reduce costs and so on, has become a major means of competition. Therefore, the design of bus brakes is very important.
This design is for CA6120D116large bus rear drum brake and the corresponding drive mechanism design.It is used S-cam drum brakes and pneumatic-driven drive mechanism.
This article describes the purpose and significance of the research, various structural types of drum brakes, and choice, and select the relevant parameters and structure and design calculations, and then the brake chamber design calculations, the final strength check of data.
Keywords ：Bus, Brake System ，Drum brake ，Pressure-driven
-II-
哈尔滨工业大学毕业设计（论文）目录
摘要...................................................................................................................... ⅠAbstract ................................................................................................................... Ⅱ
第1章绪论..............................................................................................................1
1.1论文研究的目的及意义............................................................................. 1
1.2论文研究的方向......................................................................................... 1
1.3制动系的功用及应满足的要求................................................................. 2
第2章鼓式制动器的结构型式及选择.................................................................. 4
2.1领从蹄式制动器......................................................................................... 6
2.2双领蹄式制动器......................................................................................... 8
2.3双向双领蹄式制动器................................................................................. 9
2.4单向增力式制动器..................................................................................... 9
2.5双向增力式制动器................................................................................... 10
2.6鼓式制动器方案的确定........................................................................... 10
2.6.1制动效能因数................................................................................ 10
2.6.2本设计中鼓式制动器的优选........................................................ 11
第3章制动器的主要参数及选择........................................................................ 13
3.1制动力与制动力分配系数....................................................................... 13
3.2同步附着系数........................................................................................... 16
3.3制动强度和附着系数利用率................................................................... 18
3.4制动器最大制动力矩............................................................................... 19
3.5鼓式制动器的结构参数与摩擦系数....................................................... 19
3.5.1鼓式制动器的结构参数................................................................ 19
3.5.2摩擦片摩擦系数............................................................................ 21
第4章鼓式制动器的设计计算............................................................................ 22
4.1制动蹄摩擦面的压力分布规律及径向变形规律................................... 22
4.2制动蹄片上的制动力矩........................................................................... 22
4.3S 型凸轮气制动器因数的分析计算........................................................ 27
4.4摩擦衬片的磨损特性计算....................................................................... 28
-III-
哈尔滨工业大学毕业设计（论文）4.5制动器热容量和温升的核算................................................................... 29
第5章制动器主要零部件的结构设计与强度计算............................................ 31
5.1鼓式制动器主要零部件的结构设计....................................................... 31
5.1.1制动鼓............................................................................................ 31
5.1.2制动蹄............................................................................................ 32
5.1.3制动底板........................................................................................ 32
5.1.4制动蹄的支承................................................................................ 32
5.1.5凸轮式张开机构............................................................................ 32
5.1.6摩擦材料........................................................................................ 33
5.1.7制动器间隙的调整方法及相应机构............................................ 33
5.2鼓式制动器主要零件的强度计算........................................................... 33
5.2.1制动凸轮轴的计算........................................................................ 33
5.2.2制动蹄支承销的剪切应力计算.................................................... 34
5.2.3紧固摩擦片铆钉的剪切应力计算................................................ 36
第6章气压制动驱动机构的制动气室设计计算................................................ 37结论.......................................................................................................................... 39致谢.......................................................................................................................... 40参考文献.................................................................................................................. 41附录1译文.............................................................................................................42
附录2英文参考资料.............................................................................................44
-IV-