文档介绍：课程设计
课题:连接工程及自动化工装设计
题目操作室结构
学院材料学院
班级材控1106
姓名戴福生
学号 U201111360
指导教师吕卫文
目录
一、总体方案要求
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二、生产制造工艺过程设计说明
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焊接工艺设计说明
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附录:
操作室二维图
压夹器二维图
总体方案
图1 操作室三维图
图2 操作室二维图
图3 操作室左视图
图4 操作室主视图
图5 操作室俯视图
1、结构特点
该吊车操作室结构主要由六个面的钢板组成,不需要承受很大的载荷,上板有吊耳,运输时需要承受很大的载荷。吊耳本身的强度是结构设计中的关键问题。
(1)长度、高度、宽度尺寸不应超过允许偏差。
(2)底板与地面的平行度不应超过允许偏差值;支撑板的垂直度偏差、构件长度方向的扭曲偏差均不应超出规定偏差。
(3)各零件间装配间隙及角度的偏差,不能超出规定。
(4)焊缝外形尺寸偏差及焊接缺陷、各零件的局部变形量均不能超出规定。
在上述技术条件中,焊接变形是造成难以满足要求的主要原因。工艺设计时不应该依靠焊后的矫正来达到技术条件,而主要靠采用合理的备料、装配—焊接顺序及工艺来预防焊后变形。
2、结构制