于上架梁的下方固定有顶杆和凹模，于下架梁上安装有其一端部至少有一个肩凸的型芯。
An ejector rod and a female die are fixed at the lower part of the upper beam, and a mold core is mounted on the lower beam. The end of the mold core has at least one shoulder.
在该三根导杆的上端固定连接有所述顶横梁；在该三根导杆的下端则固定连接有所述活塞；
The three guide rods are set parallel mutually between the top cross beam and the lower piston and distributed in an equilateral triangle.
上述的立柱杆（6）与上部扣压机构（1）的下部联体牢固定位，并受到顶吊弹簧（12）的顶托；
B. a column bar (6) is firmly positioned with a lower joint-body of an upper buckling and pressing mechanism (1) and is propped by a top-suspending spring (12);
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