Title:
PROGRESSIVE-FEEDING MOLDING DEVICE AND METHOD FOR MANUFACTURING LAMINATED IRON CORE
Document Type and Number:
WIPO Patent Application WO/2023/054027
Kind Code:
A1
Abstract:
This progressive-feeding molding device comprises: an upper mold and a lower mold; a lifter; and a pressing force member. The upper mold and the lower mold press a band-shaped metal plate that is progressively fed in a prescribed direction. The lifter is provided to the lower mold and lifts the metal plate when the metal plate is progressively fed. The pressing force member is provided to the upper mold and applies a pressing force to the metal plate from above, when the metal plate is lifted by the lifter.
Inventors:
MATSUNAGA TAKASHI (JP)
Application Number:
PCT/JP2022/034776
Publication Date:
April 06, 2023
Filing Date:
September 16, 2022
Export Citation:
Assignee:
MITSUI HIGH TEC (JP)
International Classes:
B21D43/09; B21D28/02; B21D43/04; B30B13/00; H02K15/02
Domestic Patent References:
| WO2017130324A1 | 2017-08-03 |
Foreign References:
| JPS5756529U | 1982-04-02 | |||
| JP2005081414A | 2005-03-31 |
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
Download PDF: