A USB metal shell (10) punching side groove method, which comprises: USB metal shell (10) is pressed into the first processing station (A2) of the first type in the core of USB metal shell; (10) the first side of the first side to stamping, stamping out the first side channel; USB the metal shell (10) is pressed into the second processing station (A3) type second in the core of USB; the metal shell (10) of the second side by side punch, punch out second slot on the second side, the first and second sides of USB metal shell (10) side of two relative to USB; the metal shell processing station on the second (10) of material. Through the above methods, it can reduce the fracture of the punching needle and the core of the core. A device using the above method is also disclosed.
【技术实现步骤摘要】
【国外来华专利技术】PCT国内申请,说明书已公开。
【技术保护点】
PCT国内申请,权利要求书已公开。
【技术特征摘要】
【国外来华专利技术】PCT国内申请,...
【专利技术属性】
技术研发人员:何自坚,
申请(专利权)人:深圳市大富精工有限公司,
类型:发明
国别省市:广东,44
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