蝶形弹簧的改进设计与加工工艺１６１００５齐齐哈尔自动锻压机研究所刘树棠，倪挂兰在自动冷镦机上，一般采用蝶形弹簧（图１，以下简称蝶簧）作为缓冲、补偿元件，以补偿凸轮制造误差及模具中冲针返回等。此处的载荷和压缩量并不大，主要是受限于安装空间，因而采用蝶簧... Butterfly spring modified design and processing technology 161005 Qiqihar Institute of Automatic Forging Press Liu Shutang, Ni hanging blue automatic cold heading machine, the general use of the butterfly spring (Figure 1, hereinafter referred to as the butterfly spring) as a buffer and compensation components to compensate for the cam Manufacturing errors and die red needle return and so on. Here the load and the amount of compression is not large, mainly due to installation space, so the use of butterfly ...