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根据齿轮啮合及滚刀设计原理 ,结合铁路内燃机车用牵引齿轮的加工实践 ,介绍了正前角、2 5°压力角凸角磨前齿轮滚刀的结构特征及设计方法。
According to the principle of gear meshing and hob design, combined with the machining practice of traction gears for railway diesel locomotive, the structure features and design methods of front gear hob with 25 ° pressure angle lobe grinding are introduced.