Our factory hob phyletic annular gearhob, such hob, spline Bob, before shaving, and cut the hob top hob, sprockets hob, also produce all kinds of worm and worm.
By optimzing process measures during machining the gearhob and worm hob, the hob's accuracy could be raised obviously result in the part's accuracy could be raised.
Gives a new method which designs tooth forms of pre-grinding hob according to thepartical demands on hob of gear, and designs a kind of pre-grinding hob used in high-speed traction gears.