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[课设毕设论文] 拖拉机拨叉铣专机(江阴职业技术学院毕业设计说明书) |
拖拉机拨叉铣专机(江阴职业技术学院毕业设计说明书) 目录 1前言 ....................................................................................................................................................... 1 1.1本课题的来源、设计的主要目的和技术要求: ........................................................................... 1 1.2本课题要解决的主要问题和设计总体思路: ................................................................................. 1 2.国内外的发展状况及现状的介绍: .................................................................................................... 3 3 总体方案论证: .................................................................................................................................... 4 4 具体设计说明 ...................................................................................................................................... 5 4.1被加工零件分析 ............................................................................................................................... 5 4.1.1被加工零件毛坯图 ....................................................................................................................... 5 4.1.2拟定机械加工工艺路线: ........................................................................................................... 5 4.1.3确定机械加工余量,工序尺寸及公差 ......................................................................................... 5 4.2夹具的设计 ....................................................................................................................................... 6 4.2.1斜面定心夹紧机构 ....................................................................................................................... 6 4.2.2夹紧力 ........................................................................................................................................... 7 4.2.3影响夹紧力的因素 ....................................................................................................................... 7 4.3金属切削用量的选择与计算: ......................................................................................................... 8 4.3.1刀具的选择: ................................................................................................................................. 9 4.4减速机的选择与计算: ................................................................................................................. 10 4.4.1 减速机的选择: ........................................................................................................................ 10 4.4.2电动机的选择: ......................................................................................................................... 11 4.5 V带轮的设计计算: ..................................................................................................................... 12 4.6挡销的强度计算: ........................................................................................................................... 14 4.7轴的设计计算与强度校核: ........................................................................... 错误!未定义书签。 5结论 ..................................................................................................................... 错误!未定义书签。 主要参考文献 ........................................................................................................................................ 15 致 谢 .................................................................................................................................................... 16 附 录 ...................................................................................................................................................... 17
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