5吨LD型电动单梁桥式起重机的设计【优秀工程设备课程毕业设计】【含6张CAD图纸+带开题报告+中期报告+外文翻译+84页加正文2.32万字】

<p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175211924455702158355_1.gif" style="float:none;" title="U型槽钢A3.gif"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175211949415747615312_1.gif" style="float:none;" title="车轮装置A1.gif"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175212106976025994140_1.gif" style="float:none;" title="端梁装置A1.gif"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175212156896117908054_1.gif" style="float:none;" title="法兰A4.gif"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175212205256191890895_1.gif" style="float:none;" title="主梁A0.gif"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175212258296285561472_1.gif" style="float:none;" title="总装配图A0.gif"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175212344096437729748_1.png" style="float:none;" title="360桌面截图20170530142726.png"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175214050739435123455_1.png" style="float:none;" title="360桌面截图20170530142800.png"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175214122499566035836_1.png" style="float:none;" title="360桌面截图20170530142807.png"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175216010102878737911_1.png" style="float:none;" title="360桌面截图20170530142815.png"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175216070942985449231_1.png" style="float:none;" title="360桌面截图20170530142822.png"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175216134903098619040_1.png" style="float:none;" title="360桌面截图20170530142933.png"/></p><p><img src="http:/www.zhuangpeitu.com/ueditor_s/net/upload/2017-5/30/6363175216198863217087022_1.png" style="float:none;" title="零件分析.png"/></p><p><br/></p><p>5吨LD型电动单梁桥式起重机的设计【优秀工程设备课程毕业设计】【含6张CAD图纸+带开题报告+中期报告+外文翻译+84页加正文2.32万字】</p><p>【详情如下】【需要咨询购买全套设计请加QQ1459919609】</p><p>U型槽钢A3.dwg</p><p>中期报告.doc</p><p>主梁A0.dwg</p><p>开题报告.doc</p><p>总装配图A0.dwg</p><p>文件清单.txt</p><p>文献翻译.doc</p><p>法兰A4.dwg</p><p>端梁装置A1.dwg</p><p>说明书.doc</p><p>车轮装置A1.dwg</p><p>单梁桥式起重机设计【电动】【5吨】</p><p>5吨LD型电动单梁桥式起重机的设计</p><p>摘 要<span class="Apple-tab-span" style="white-space:pre"></span></p><p>&nbsp; &nbsp; 我做的毕业设计课题是单梁桥式起重机设计。单梁桥式起重机是一种轻型起重设备，它适用起重量为120 吨，适用跨度4.516.5米，工作环境温度在-35。C与+35。C范围内，适合于车间、仓库、露天堆场等处的物品装卸工作。桥架由一根主梁和两根端梁刚接组成。根据起重量和跨度，主梁采用普通工字钢和U形槽组合焊接形成。主梁和端梁之间采用承载突缘普通螺栓法兰连接。提升机构采用CD型电葫芦。</p><p>&nbsp; &nbsp; 此次设计的主要内容有：问题的提出、总体方案的构思，结构设计及对未知问题的探索和解决方案的初步设计，装配图、零件图等一系列图纸的设计与绘制，以及毕业设计说明书的完成。</p><p>关键词 ：起重机；桥式起重机；大车运行机构；小车运行结构；小车起升；结构桥架；主端梁 。</p><p>ABSTRACT</p><p>&nbsp; &nbsp; The topic of my graduation design is list the beam bridge type derrick of design the list beam bridge type derrick is a kind of light heavy equipments, it start to apply the weight as 120 tons, apply to across degree 4.516.5 meters, the work environment temperature is in the -35.C and +35.Inside scope, suitable for car, warehouse, open-air heap field etc. of the product pack to unload a work. The bridge was carried beam by a lord beam and 2 to just connect to constitute. According to weight with across a degree, lord beam adoption common the work word steel and U form slot combination weld formation. Lord beam and carry an of beam an adoption loading To good luck common stud bolt method orchid conjunction. Promote the organization adoption CD type an electricity bottle gourd.</p><p>&nbsp; &nbsp; The main contents of this time design have: &nbsp;The problem put forward, conceive outline of total project, possibility design, structure design and draw towards doing not know a problem of investigate and solution of first step design, assemble diagram, spare parts diagram wait a series the design of the diagram paper with, end include graduation design manual of completion.</p><p><br/></p><p>Keywords: cranes;bridge type derrick ； During operation organization; Car running structure; Car hoisting structure; Bridge; Main girders.</p><p>目录</p><p>前 &nbsp;言<span class="Apple-tab-span" style="white-space:pre"></span>1</p><p>1 单梁桥式起重机的概述<span class="Apple-tab-span" style="white-space:pre"></span>2</p><p>1.1单梁桥式起重机的整体描述<span class="Apple-tab-span" style="white-space:pre"></span>2</p><p>1.1.2 单梁桥式起重机机构的特点<span class="Apple-tab-span" style="white-space:pre"></span>3</p><p>1.1.3 单梁桥式起重机的基本参数<span class="Apple-tab-span" style="white-space:pre"></span>3</p><p>1.1.4 桁架梁和箱形梁的比较<span class="Apple-tab-span" style="white-space:pre"></span>3</p><p>1.2 LD型电动单梁桥式起重机各部件的作用（位结构）<span class="Apple-tab-span" style="white-space:pre"></span>3</p><p>1.2.1 主梁<span class="Apple-tab-span" style="white-space:pre"></span>4</p><p>1.2.2 端梁<span class="Apple-tab-span" style="white-space:pre"></span>4</p><p>1.2.3主梁和端梁的联接<span class="Apple-tab-span" style="white-space:pre"></span>4</p><p>1.2.4 电动葫芦<span class="Apple-tab-span" style="white-space:pre"></span>4</p><p>1.2.5 大车<span class="Apple-tab-span" style="white-space:pre"></span>5</p><p>1.2.6 小车架<span class="Apple-tab-span" style="white-space:pre"></span>5</p><p>1.2.7 小车<span class="Apple-tab-span" style="white-space:pre"></span>5</p><p>1.2.8操纵室<span class="Apple-tab-span" style="white-space:pre"></span>5</p><p>1.3 运行机构<span class="Apple-tab-span" style="white-space:pre"></span>6</p><p>1.3.1 小车运行机构<span class="Apple-tab-span" style="white-space:pre"></span>6</p><p>1.3.2 大车运行机构<span class="Apple-tab-span" style="white-space:pre"></span>7</p><p>1.4 发展趋势<span class="Apple-tab-span" style="white-space:pre"></span>8</p><p>1.4.1 国内桥式起重机发展有三大特征<span class="Apple-tab-span" style="white-space:pre"></span>8</p><p>1.4.2 国外桥式起重机发展四大特征<span class="Apple-tab-span" style="white-space:pre"></span>9</p><p>1.4.3 机械化运输系统的组合应用<span class="Apple-tab-span" style="white-space:pre"></span>10</p><p>2 工作条件及设计要求<span class="Apple-tab-span" style="white-space:pre"></span>11</p><p>2.1 型式及设计的构造特点<span class="Apple-tab-span" style="white-space:pre"></span>11</p><p>2.2 选择电动葫芦的规格型号<span class="Apple-tab-span" style="white-space:pre"></span>12</p><p>2.3 主梁设计计算<span class="Apple-tab-span" style="white-space:pre"></span>13</p><p>2.3.1 主梁断面几何特性<span class="Apple-tab-span" style="white-space:pre"></span>13</p><p>2.3.3刚度计算<span class="Apple-tab-span" style="white-space:pre"></span>20</p><p>2.3.4 稳定性计算<span class="Apple-tab-span" style="white-space:pre"></span>23</p><p>2.4 端梁设计计算<span class="Apple-tab-span" style="white-space:pre"></span>23</p><p>2.4.2 端梁中央断面几何特性<span class="Apple-tab-span" style="white-space:pre"></span>24</p><p>2.5 起重机最大轮压<span class="Apple-tab-span" style="white-space:pre"></span>26</p><p>2.5.1起重机支座及作用<span class="Apple-tab-span" style="white-space:pre"></span>26</p><p>2.5.2 起重机最大轮压的计算<span class="Apple-tab-span" style="white-space:pre"></span>26</p><p>2.6 最大歪斜侧向力<span class="Apple-tab-span" style="white-space:pre"></span>33</p><p>2.7 端梁中央断面合成应力<span class="Apple-tab-span" style="white-space:pre"></span>34</p><p>2.8 车轮轴对端梁腹板的挤压应力<span class="Apple-tab-span" style="white-space:pre"></span>34</p><p>2.9 主、端梁连接计算<span class="Apple-tab-span" style="white-space:pre"></span>35</p><p>2.9.1 主、端梁连接形成及受力分析<span class="Apple-tab-span" style="white-space:pre"></span>35</p><p>2.9.2 螺栓拉力的计算<span class="Apple-tab-span" style="white-space:pre"></span>36</p><p>3 小车起升和运行机构的设计计算<span class="Apple-tab-span" style="white-space:pre"></span>40</p><p>3.1 电动葫芦起升机构设计计算<span class="Apple-tab-span" style="white-space:pre"></span>41</p><p>3.1.1 电动葫芦的基本设计参数<span class="Apple-tab-span" style="white-space:pre"></span>41</p><p>3.1.2 电动葫芦起升机构简要设计步骤<span class="Apple-tab-span" style="white-space:pre"></span>42</p><p>3.2 电动葫芦运行机构设计计算<span class="Apple-tab-span" style="white-space:pre"></span>49</p><p>3.2.1.电动小车运行静阻力计算<span class="Apple-tab-span" style="white-space:pre"></span>49</p><p>3.2.2.电动机的初选预验算<span class="Apple-tab-span" style="white-space:pre"></span>50</p><p>3.2.3 传动比<span class="Apple-tab-span" style="white-space:pre"></span>51</p><p>3.2.4 制动器的选择与计算<span class="Apple-tab-span" style="white-space:pre"></span>52</p><p>4 大车运行机构设计计算<span class="Apple-tab-span" style="white-space:pre"></span>55</p><p>4.1 确定机构传动方案<span class="Apple-tab-span" style="white-space:pre"></span>55</p><p>4.2 选择车轮和轨道，验算车轮强度<span class="Apple-tab-span" style="white-space:pre"></span>55</p><p>4.3 验算车轮的疲劳强度<span class="Apple-tab-span" style="white-space:pre"></span>55</p><p>4.4 传动装置设计计算<span class="Apple-tab-span" style="white-space:pre"></span>57</p><p>4.4.1 选择电动机<span class="Apple-tab-span" style="white-space:pre"></span>57</p><p>4.4.2 大车运行机构的功率计算<span class="Apple-tab-span" style="white-space:pre"></span>58</p><p>4.4.3 验算电动机<span class="Apple-tab-span" style="white-space:pre"></span>58</p><p>4.5设计减速装置<span class="Apple-tab-span" style="white-space:pre"></span>60</p><p>4.5.1选择减速器的类型<span class="Apple-tab-span" style="white-space:pre"></span>60</p><p>4.5.2确定减速器的型号<span class="Apple-tab-span" style="white-space:pre"></span>61</p><p>4.6 起重机有关使用机构的安全装置<span class="Apple-tab-span" style="white-space:pre"></span>62</p><p>4.6.1 缓冲器<span class="Apple-tab-span" style="white-space:pre"></span>62</p><p>4.6.2 起升高度限位器<span class="Apple-tab-span" style="white-space:pre"></span>63</p><p>4.6.3 行程限位器<span class="Apple-tab-span" style="white-space:pre"></span>63</p><p>4.6.4 安全开关<span class="Apple-tab-span" style="white-space:pre"></span>63</p><p>4.7 起重机的组装及试车要求<span class="Apple-tab-span" style="white-space:pre"></span>63</p><p>4.7.1起重机的安装注意事项<span class="Apple-tab-span" style="white-space:pre"></span>63</p><p>4.7.2 起重机的试车要求<span class="Apple-tab-span" style="white-space:pre"></span>65</p><p>5 焊缝连接分析<span class="Apple-tab-span" style="white-space:pre"></span>67</p><p>5.1 连接方法<span class="Apple-tab-span" style="white-space:pre"></span>67</p><p>5.1.1焊接<span class="Apple-tab-span" style="white-space:pre"></span>67</p><p>5.1.2 对接焊缝<span class="Apple-tab-span" style="white-space:pre"></span>67</p><p>5.1.3 角焊缝<span class="Apple-tab-span" style="white-space:pre"></span>68</p><p>致 &nbsp;谢<span class="Apple-tab-span" style="white-space:pre"></span>74</p><p>参考文献<span class="Apple-tab-span" style="white-space: pre;"></span>75</p><p><br/></p>