利用LOM原型 ,把化学镀、电铸和电弧喷涂技术结合起来快速制造电火花加工电极 ,是实现模具快速制造的有效途径。本文分析了LOM原型化学镀工艺的关键问题 ,通过反复试验 ,解决了LOM纸质原型的导电化问题 ,并经过脉冲电铸铜及以电弧喷涂紫铜作背衬 ,得到了适用于电火花成形加工的电铸铜电极。该工艺方法尤其适合于生产中、小型零件的模具的快速制造 The use of LOM prototype, the combination of electroless plating, electroforming and arc spraying techniques to rapidly fabricate EDM electrodes is an effective way to achieve rapid die manufacturing. In this paper, the key issues of LOM prototyping electroless plating process are analyzed. Through repeated experiments, the problem of electroconductivity of LOM paper prototyping has been solved. After pulsed electroforming copper and arc spraying copper as backing, Electroformed copper electrode. The process is especially suitable for the rapid manufacture of molds for producing medium and small parts