你好,你现在还有那个支架的支架夹具设计课程设计计吗

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日目录任务说明·············································································1一 零件加工工艺规程制定1.支架主要技术要求·······························································2 1.1 小头孔的尺寸精度和位置精度要求········································2 1.2 大头端两基准端面的垂直度公差和粗粗糙度要求·························22.支架的机械加工工艺过程分析··················································2 2.1工艺过程的安排·····························································2 2.2定位基准的选择·····························································4 2.3 确定合理的夹紧方法·······················································4 2.4 粗加工时切削用量的选择原则·············································5 2.5 精加笁时切削用量的选择原则·············································7确定各工序的加工余量和切削参数············································7 3.1 各工序的加工余量和工序尺寸·············································7 3.1.1 大头端面加工工序尺寸的确定·········································7 3.1.2 小头孔加工工序尺寸的確定···········································8 3.2 各工序的切削参数的确定··················································8 3.2.1


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