Semi-ellipsoidal head spinning forming moving beam

The utility model discloses a semi-ellipsoidal head spinning forming moving beam. The movable beam comprises a movable beam body, a guide mechanism is arranged at the bottom of the movable beam body,a main shaft is arranged in the middle of the movable beam body in the vertical direction, a driving mechanism is installed at the lower end of the main shaft, a hemi-ellipsoidal head inner tube withthree unequal sides is arranged at the upper end of the main shaft, and a pressing mechanism is arranged above the hemi-ellipsoidal head inner tube. The inner tube supporting and pressing device is used for providing inner tube supporting and pressing functions when the hemi-ellipsoidal head with the three unequal sides is formed. 本实用新型公开了一种半椭球封头旋压成型移动梁，包括移动梁本体，移动梁本体的底部设有导向机构，移动梁本体的中部沿竖直方向设有主轴，主轴的下端安装有驱动机构，主轴的上端设有三边不等的半椭球封头内胎，半椭球封头内胎的上方设有压紧机构。本实用新型用于在三边不等半椭球封头成型时提供内胎支撑和压紧功能。