1、 1 摘摘 要要 本文主要介绍了桥式起重机的整体设计理论和设计过程，其中重点设计了桥式 起重机的运行机构起升机构等，主要包括桥式起重机小车运行机构的整体设计及传 动机构的布置，小车运行机构计算。还有轴承的选择、联轴器的选择、电动机的选 择、减速器的选择和校核。 关键词关键词：桥式起重机；起重机小车；卷筒；减速器。 2 Abstract This article mainly introduced the entire design theory and design process of bridge-type hoist crane，which focused on the design o
2、f the bridge crane operation of institutions and hoisting mechanismThe overall design that mainly includes the bridge type derrick small car to circulate organization and spread the decoration that the motive reaches, the small car circulates an organization calculation.Still have the choice of the
3、choice, electric motor of the choice, allied stalk machine of bearings, decelerate machine of choice and pit in the school. Keyword:Bridge type derrick;The derrick small car;Book tube;Decelerate a machine 3 目目 录录 摘要摘要-1 ABSTRACT-2 第第 1 1 章章 绪论绪论-5 1.1 起重机的分类-5 1.2 起重机的结构-5 第第 2 2 章章 主起升机构的计算主起升机构的计算-7 2.1 机构布置简图-7 2.2 确定传动方案，选择滑轮组和吊钩组-7 2.3 选择钢丝绳-8 2.4 确
