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笔者反复阅读本刊发表的《对滚齿时滚刀无需对中的探讨》一文(下称杜文),认为杜绍基、吴浩生同志的基本观点是正确的。若在滚齿时无需对中,则可省去很多的对刀操作时间,这对于提高滚齿生产效车有很大意义。目前,有关工厂对新更换的滚刀在滚齿前部要进行烦琐的对中操作,认为滚刀不对中,将会产生如图1b所示的齿形不对称现象,从而影响齿轮的使用性能。
The author repeatedly read the article published in the “Hob hob no need to discuss the” article (hereinafter referred to Du Wen), that Du Shaoji, Comrade Wu Haosheng’s basic point of view is correct. If you do not need hobbing in the center, you can save a lot of time on the knife operation, which is to improve hobbing production efficiency is of great significance. Currently, the factory for the new hob hob in the hobbing in front of the need for cumbersome centering that the hob misalignment, as shown in Figure 1b will have the asymmetry of the tooth shape, thus affecting the performance of the gear .