毕业设计下挂式无刷直流电调速器组装工艺.docVIP

毕业设计下挂式无刷直流电调速器组装工艺.doc

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毕业设计下挂式无刷直流电调速器组装工艺

题 目 下挂式无刷直流电机调速器组装工艺 目 录 摘 要 ……………………………………………………………… 3 关键词 ……………………………………………………………… 3 引 言 ……………………………………………………………… 3 1无刷直流电动机的发展和研究状况 ····································4 1.1 无刷直流电动机的发展和特点 ······································ 4 1.2 无刷直流电动机的研究和开发进展 ································ 5 1.3 无刷直流电动机在工业中的应用 ····································6 1.4 无刷直流电动机的发展趋势 ··········································6 1.4.1电力电子技术及微处理技术对无刷直流电动机的影响 ·······6 2 无刷直流电动机的结构和原理 ·········································7 2.1 无刷直流电动机及驱动系统的基本结构 ···························7 2.1.1 电动机本体 ·····························································7 2.1.2 位置传感器 ·····························································7 2.1.3 电子换向电路 ·························································· 8 2.2 无刷直流电动机系统的原理与运行特性 ··························· 8 2.2.1 无刷直流电动机的工作原理 ········································ 8 2.2.2 运行特性分析 ···························································9 3 无刷直流电动机驱动的基本功能 ········································9 3.1电流换向功能 ···························································· 10 3.2 调速功能 ··································································10 3.3. 驱动电路工作原理 ···················································· 10 4 无刷直流电动机调速器装配工艺 ····································· 10 4.1 压装铜套、摇臂 ························································ 11 4.1.1 压装铜套、摇臂的步骤 ··············································11 4.1.2 压装铜套、摇臂所需注意的事项及自检内容 ···················11 4.2 组装摇臂 ··································································12 4.2.1 组装摇臂的步骤 ·······················································12 4.2.2 组装摇臂所需注意的事项及自检内容 ··························· 12 4.3弹簧、限位销组装 ······················································ 13 4.3.1弹簧、限位销组装步骤 ··············································13 4.3.2弹簧、限位销组装所需注意的事项及自检内容 ··············· 13 4.4 霍尔、拨叉组装 ························································14 4.4.1 霍尔板、拨叉组装的步骤 ··································

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