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    • 22. 发明授权
    • Pre-loaded ram-tool holder energy absorbing mechanism
    • 预装式压头工具架吸能机构
    • US4026207A
    • 1977-05-31
    • US647692
    • 1976-01-09
    • Walter J. GailusRobert LamJayadev P. Patel
    • Walter J. GailusRobert LamJayadev P. Patel
    • B30B15/28B30B1/26
    • B30B15/281Y10T74/2144
    • A pre-loading and energy absorbing mechanism in a press having a ram and a primary overload release comprising a preloaded spring assembly interposed between connecting rod pin and the ram and the connecting means to the tooling to take up excessive loads which develop due to thermal expansion or improper positioning of the tooling or kiss-block or an article to be formed or because of malfunction in the tooling, and a secondary higher overload release comprising a pre-loaded spring assembly interposed between the ram supporting head or the base of a press and the connecting structure therebetween, the head/base being movable away from and back to a fixed position in a connecting structure.
    • 具有冲头和冲压头的预加载和能量吸收机构具有冲头和初级过载脱扣器,其包括插入在连杆销和冲头之间的预加载的弹簧组件,以及连接装置到工具以承受由于热膨胀而产生的过大的负载 或不正确的工具或吻块的定位或待形成的物品或由于工具中的故障而进行的二次更高的过载释放,其包括插入在压头支撑头或压机基座之间的预加载的弹簧组件,以及 它们之间的连接结构,头/基座可在连接结构中远离和返回到固定位置。