粉碎机下机体支撑面专用铣床设计.docVIP

目 录 粉碎机下机体支承面专用铣床设计·······················································································Ⅰ 摘要及关键词···························································································································Ⅰ 1前 言·····································································································1 2 机床总体方案设计·····························································2 2.1 机床总体布局的基本要求······························································2 2.2 机床主要技术参数的确定······························································3 2.3 机床总体设计思路········································································5 2.3.1 减速器设计····················································································5 2.3.2 齿轮设计计算··································································6 2.3.3 铣床夹具设计················································································9 2.4 刀具的选择······················································································10 2.4.1 刀具的选择原则··········································································13 2.4.2 刀具切削部分的材料性能····························································13 2.4.3 选用龙门铣床刀具·········································································13 2.4.4 选用龙门铣床刀具夹紧方式······························································14 3 龙门铣床进给工作台设计···································································································14 3.1 龙门铣床的工作台导轨设计··································································14 3.1.1 导轨的作用·····················································································14 3.1.2 导轨截面的形状设计······································································14 3.1.3 导轨的类型特点和应用······································································16 3.1.4 导轨间隙的调整装置··········································································18 3.2 滚珠丝杠副设计··············································