结构 主梁：钢板冷弯U型槽加中幅立筋板组合。
Structural main beam: steel plate cold bending U type groove plus middle vertical rib plate combination.
定子机座采用斜立筋结构，转子支架、上机架、下机架采用斜支臂结构。
Stator frame USES skew rib. Rotor spider, upper and lower brackets use skew arm.
介绍了以封头对称轴为中心沿径向设置立筋制作瓜瓣封头压制模具的过程。
The method of establishing radial support steel bars based on the symmetry axis of heads to manufacture the melon petal dies was presented.
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