Machining method of large-sized cylindrical worm gears …
The ball end mills were used in the machining of tooth bottom. The material of the worm wheel was bronze casting and the worm wheel was machined by swarf cutting using an end mill through a CAM process. First, the worm wheel was rough-cut using end mills with diameters 40, 25, 16, 12, and 8 mm, respectively.
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