Ⅰ铣床设计说明书目录 ··········································································································· 1 2. 主传动系统的组成及要求··················································································· 2 3. 主传动系统的运动设计······················································································ 4 转速图······································································································· 4 结构网与结构式··························································································· 9 转速图的拟定···························································································· 10 带轮及 V 带设计························································································· 15 齿轮齿数的确定························································································· 17 齿轮各项参数的确定··················································································· 22 4. 主传动系统的结构设计····················································································· 25 主传动系统的布局及变速机构的类型······························································ 25 齿轮的布置······························································································· 26 轴的空间布置···························································································· 28 计算转速·································································································· 29 主轴轴径设计···························································································· 32 主传动系统的开停装置················································································ 35 主传动系统的制动装置················································································ 35 5. 传动系统的润滑······························································································ 35 润滑系统的要求························································································· 36 润滑剂的选择···
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