Seat formation die and cutting dies and formed sheet container

摘要

Topic Even with when it thins, the hand times when the wound is done there are no, being safe, at the same time, external force operating, is broken and in the opening margin the formed sheet container of the difficult lug is offered. SolutionsLap possessing the swelling section outside the wall, turning back the opening margin, the container itself of the lug which becomes or being the seat formation die of the cover, the swelling section support section which turns back the flange in the upper part lap the wall the top and bottom moving around the fixed die and the said fixed die which form, it consists of with the movable die which forms, the said movable die has lap the wall continuing the ear in drop position, with the flange support section which forms the horizontal flange in facing outside and attendant upon rise movement, furthermore the said swelling section support section the swelling section has the formation possible concave condition formation aspect in the flange which turned back. As for the female blade of the stationary knife, forming the ear insertion section of the form which corresponds to the concave condition formation aspect of the movable die in the aforementioned die in the lower inside perimeter of the oral edge, it becomes. Selective figure Figure 3