起重机毕业设计

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1、. . 毕 业 论 文起重机的设计研究 院 部 机械与电子工程学院 专业班级 车辆工程3班 二一五年六月六日装订线. . . 1 目 录摘要IAbstractII引言11 绪论11.1 国内外研究现状分析11.2 主要研究内容11.3 论文组织结构22 履带式蜘蛛起重机总体方案设计22.1 设计内容22.2 臂架设计22.2.1 绳排系统32.2.2 伸缩功能的实现32.2.3 伸缩的过程图解52.3 转台的设计52.3.1 转台的材料62.3.2 转台的受力计算和强度校核62.4 履带的设计72.4.1 履带架结构设计72.4.2 履带架附属件82.4.3 履带板设计92.5 支腿的设计10

2、2.5.1 支腿反力计算102.5.2 支腿收放时间计算122.6 液压系统122.6.1 回转回路13图2-9回转回路液压系统132.6.2 变幅油路13图2-10变幅油路液压系统142.6.3 支腿油路142.6.4 履带张紧油路142.7 发动机143 履带式蜘蛛起重机的仿真分析153.1 计算机辅助设计153.1.1 基于特征的三维造型153.1.2 装配体设计163.1.3 运动仿真163.2 计算机辅助工程分析173.2.1 支腿项目信息173.2.2 支腿约束和加载183.2.3 支腿单元网格的划分203.2.4 支腿应力结果分析224 结语23参考文献25致 谢27Conten

3、tsAbstract The introduction 1 Development background1 1.1 Domestic and international research current situation analysis 1 1.2 The main research content 1 1.3 The paper structure 12 Caterpillar spider crane design method for the design and implementation 2 2.1 Design content2 2.2 Boom design2 2.2.1

4、Rope system 2 2.2.2 Scaling the implementation 3 2.2.3 Expansion process diagram 3 2.3 The design of the rotary table 5 2.3.1 Material rotary table 5 2.3.2 Turntable stress calculation and strength check 6 2.4 The design of the crawler against 6 2.4.1 Crawler frame structure design7 2.4.2 Crawler fr

5、ame ancillary pieces 7 2.4.3 Crawler board design8 2.5 The design of the leg 9 2.5.1 Leg reaction force calculation10 2.5.2 Leg and time calculation10 2.6 In the hydraulic system12 2.6.1 Rotary loop12 2.6.2Transformer oil 13 2.6.3 Leg oil 13 2.6.4 Crawler tensioning oil line 13 2.7 Engine 143 The si

6、mulation analysis of crawler crane spider14 3.1 Computer aided design14 3.1.1Based on the characteristics of the three-dimensional modelling 14 3.1.2 Assembly design15 3.1.3 Movement simulation15 3.2The computer aided engineering analysis 15 3.2.1 Leg project information16 3.2.2 Leg constraint and l

7、oad 16 3.2.3 Leg unit grid divided into 17 3.2.4 Leg stress results 174 Conclusion 23Reference25Thanksgiving words27iv 履带式蜘蛛起重机的设计研究 作者：黄德敬，指导教师：张开兴 副教授摘要：履带式蜘蛛起重机，是一种高层建筑施工用的自行式起重机。是一种利用履带行走，动臂旋转起吊的工程机械。履带采用橡胶，通过性好，适应性强，可以带载行走，用于建筑施工的吊装做业，本设计尺寸小，吊装能力强，尤其适用于高层建筑玻璃的安装。但是行走速度慢。转移工地需要其他车辆搬运。工作装置和支腿收起时，

8、全机高 1440mm，长2715mm，宽仅750mm，适合室内作业。通过对设计原理、设计方法的叙述，阐释了微型履带式起重机全部设计过程。充分利用了计算机辅助设计、制造和分析等手段。设计过程清晰完整、生产制造有理可循、具备一定的实用性。本设计工作性能优异，不仅适用于室内作业而且也可以用于室外作业，大大提高了工作效率。关键字：履带式起重机；Auto Inventor；数字设计制造；有限元分析；履带底盘Spider crawler crane design researchAbstract：Caterpillar spider aerial work platform, is a kind of s

9、elf-propelled cranes for high-rise building construction. It is a kind of crawler walking machinery with a movable rotating lifting arm.Caterpillar band has a good ability of walking. And be applicable to the construction of lifting operations, the design size is appropriate , when the Working devic

10、e and leg up, the machine is height of 1440mm, length of 2715mm, width of 750mm, its very suitable for indoor working conditions. Lifting ability is also very strong, especially suitable for the installation of the high-rise building glass. But this product walks slowly. Transfer site needed to be h

11、andled by another vehicle.We based on the design principle, design method and the design process of a small crawler crane. Proves the reliability, highlighting and the design features. We make full use of the computer aided design, manufacture and analysis. The design process are clear and complete