This is a must have tool with one tip that is reversible, a small fork on one end and a pin pusher on the other.
这是一个必须有一个工具提示是可逆的，一小叉一端与一针推为另一方。
2
This paper gives the design method and key point during machining of pin holes on rotor for the fork-type blade root.
论述了转子叉形齿叶根销孔加工用钻模的设计方法及制造时关键要点。
3
Furthermore, as for the fork blade roots, a simplified contact model is put forward and according to the calculation results, a more reasonable pin-hole load distribution model is given in this paper.