本文对闭式压力机冲裁时的振动问题进行了探讨。
The paper studies the vibration of the close-crank-press during blanking.
利用此系统对空调机垫片进行冲裁工艺方案设计，取得了令人满意的成果。
Using this system to design stamping process project to the air-conditioner pad, the satisfied achievements have been gained.
配套系列龙门下料机自动进料，可一次完成进料、冲裁、退料等工作程序。
Equipped with series of gantry laying off machines automatic feeder to finish feeding, punching and cutting, material return, and other procedures at one time.
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