经验图1工件简图1.顶尖 2.四爪卡盘 3.工件 4.工艺堵 5.顶尖图2粗车外圆我厂在对外业务中,遇到一种大型空心轴的加工(图1),由于工件较长,直径较大(而且是锻件毛坯,外圆和内孔不规则),给加工带来一定困难。最后,我们制定了特珠的加工方案,操作方便可靠,保证了加工 Experience Figure 1 workpiece diagram 1. top 2. four jaw chuck 3. Workpiece 4. Process block 5. top Figure 2 rough car outside the circle I plant in the business, encountered a large hollow shaft processing (Figure 1 ), Due to the longer workpieces, larger diameter (and forging blank, cylindrical and bore irregular), to bring some processing difficulties. Finally, we developed a special bead processing program, easy and reliable operation, to ensure the processing