为了满足轮毂孔的位置要求，介绍了在摇臂钻床上使用的简易钻模的结构原理、操作过程和特点。
In order to meet the requirements for the position of hub hole, the paper introduces the structure principle, operation process and characteristics of simple drilling jig used in the beam drill.
针对四米数控钻床无法安装钻模的问题，专门为其设计了一种随动式钻模。
Aim at the problem of that the four meter drill press is difficult to fit drill plate, this paper designs a special following drill plate.
针对四米数控钻床无法安装钻模的问题，专门为其设计了一种随动式钻模。
Aim at the problem of that the four meter drill press is difficult to fit drill plate, this paper designs a special following drill plate.
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