Main functions: The machine is a vertical gear hobbing machine which works by successive indexing. In the normal operation state. not only hob spur gear and helical gears which reach 6-6-7 grade accuracy as per GB10095-88 standard. but also can cut worm wheels, chain wheels and short spline shafts. The machine has as rigid structure, good accuracy, easy operation and simple setup. Either conventional or climb method can be used with machine. The machine is equipped with an automatic shut-down device. Safety secuing mechanisms and an auto lubrication system. The machine has a square working, semi-automatic cycle function, suitable for mass production and machines management, greatly raise efficiency.