我校实习工厂承接部份汽车配件任务,其中锥面直纹滚花加工时,一直出现直纹齿乱扣现象,影响整台刮水器配套出厂。我厂原用的方法见图1,上面是被滚工件,下面是滚花刀,由于刀具带动工件滚动时两端产生的传动比不同,因而出现乱扣现象。现在我们改用图2所示 I internship factory to undertake some of the auto parts tasks, including conical straight knurled knurling, there have been straight tooth chaos buckle phenomenon, affecting the entire wiper supporting the factory. I used the original method shown in Figure 1, the above is the workpiece being rolled, the following is a knurled knife, as the workpiece driven by the tool when the two ends of the resulting transmission ratio is different, and thus appear chaotic buckle phenomenon. Now let’s switch to Figure 2