公开(公告)号：US11583914B2

公开(公告)日：2023-02-21

申请号：US16454356

申请日：2019-06-27

申请人： Toyota Motor Engineering & Manufacturing North America, Inc.

发明人： Thoney R. Charles ,  George A. Weiss

IPC分类号： B21D28/14 ,  B26F1/44 ,  B21D28/34 ,  B26F1/40

摘要： A blanking die apparatus includes a first blanking die including an upper die shoe including an upper die shoe cutting surface and a lower die shoe including a lower die shoe cutting surface. A second blanking die includes an upper die shoe including an upper die shoe cutting surface and a lower die shoe including a lower die shoe cutting surface. The second blanking die movable on a base in a feed direction to increase and decrease a dimension of a blank formed between the first blanking die and the second blanking die.

公开(公告)号：US11305328B2

公开(公告)日：2022-04-19

申请号：US16454270

申请日：2019-06-27

申请人： Toyota Motor Engineering & Manufacturing North America, Inc.

发明人： Thoney R. Charles ,  George A. Weiss

IPC分类号： B21D43/28 ,  B21D28/26 ,  B21D37/10 ,  B23D33/02

摘要： A blanking die apparatus includes a first blanking die including an upper die shoe including an upper die shoe cutting surface and a lower die shoe including a lower die shoe cutting surface. A second blanking die including an upper die shoe including an upper die shoe cutting surface and a lower die shoe including a lower die shoe cutting surface. An infeed assembly that is configured to form a continuous strip of a metal sheet into a non-planar, arc-shape as the continuous strip of metal sheet enters the first blanking die.