The shell is in a cylinder shape integrally, the upper end of the shell is provided with a round barrelhead, and the rotary mechanism is arranged at the center position at the bottom of the shell.
外壳在整体上为圆筒状，上端设置有圆桶盖，在外壳底部的中心位置设置 有旋转机构。
The crack can be effectively prevented by thickening bottom and remaining bottom at the end of extruded cylinder.
增加预留底厚和将预留底置于筒形件底部，可有效防止裂纹产生。
应用推荐