文档介绍：目录 1前言................................................................................................................................... 1 2组合机床总体设计........................................................................................................... 3 总体方案论证................................................................................................................. 3 切削用量及***的选择................................................................................................. 5 —“三图一卡”............................................................................. 9 3组合机床后主轴箱设计................................................................................................. 15 绘制后主轴箱设计原始依据图................................................................................... 15 ................................................................................... 15 ............................................................................... 17 后主轴箱坐标计算、绘制坐标检查图....................................................................... 20 、齿轮的校核........................................................................................................... 22 ................................................................................................................... 27 ............................................................................................... 28 ........................................................................................................... 29 4结论................................................................................................................................. 30 参考文献............................................................................................................................. 31 致谢............................................................................................................................. 32 附录......