Title:
METHOD OF MANUFACTURING A COMPOUND MULTIPLE CURVED SURFACE MOLDING PLATE
Document Type and Number:
WIPO Patent Application WO/2011/155798
Kind Code:
A3
Abstract:
The present invention relates to a method of manufacturing a compound multiple curved surface molding plate. The method of manufacturing a compound multiple curved surface molding plate comprises: an upper and lower mold processing step of respectively actuating a plurality of multipoint molding pins (21) and (11) to form the top surface of a lower mold (2) and a bottom surface of an upper mold (1) in certain multiple curved surface shapes; a step of positioning a metal plate on the top surface of the lower mold (2) formed in a certain multiple curved surface shape; and a stretching and pressing step (S4) of pressing a metal plate on the bottom surface of the upper mold (1) and forming the metal plate in a compound multiple curved surface shape.
Inventors:
PARK KWAN-CHUN (KR)
KIM BYEONG-KWON (KR)
KIM BYEONG-KWON (KR)
Application Number:
PCT/KR2011/004286
Publication Date:
May 03, 2012
Filing Date:
June 10, 2011
Export Citation:
Assignee:
STEEL LIFE CO LTD (KR)
STEEL FLOWER CO LTD (KR)
PARK KWAN-CHUN (KR)
KIM BYEONG-KWON (KR)
STEEL FLOWER CO LTD (KR)
PARK KWAN-CHUN (KR)
KIM BYEONG-KWON (KR)
International Classes:
B21D11/02; B21D11/22; B21D31/00; B23K26/38
Foreign References:
| US6272897B1 | 2001-08-14 | |||
| KR20080085917A | 2008-09-24 | |||
| KR20080000880A | 2008-01-03 | |||
| KR810000628B1 | 1981-06-10 |
Attorney, Agent or Firm:
KIM, Sung-Dong et al. (222-14 Guro3-dong Guro-gu, Seoul 152-848, KR)
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Claims: