Honda Motor Co., Ltd.

Michio Nakamura

Hiroyuki Eguchi

Toshifumi Matsuda

Kazuya Saito

Jiro Watanabe

Ken Hashimoto

Kohei Teshima

Masayasu Nishida

A press-die is provided with a lower die and an upper die. The lower die includes a drawing punch, a blank holder, and a cushion part. The upper die includes a drawing die part, and a trimming part. The blank holder includes a first holder part disposed to face to an end portion of the drawing die part, and a second holder part disposed to face to the trimming part. The second holder part has a drawing support portion that supports a first portion of a bottom surface of the first holder part. The drawing punch has a trimming support portion that supports a second portion of the bottom surface of the first holder part. The first holder part has a lower trimming blade at an outer edge thereof. The trimming part has an upper trimming blade at an inner edge thereof.

Press-die and press working method

Growing community of inventors

Tochigi, Japan

Michio Nakamura