EP4570397A4 - Verfahren zur herstellung eines pressgeformten produkts - Google Patents

Verfahren zur herstellung eines pressgeformten produkts

Info

Publication number
EP4570397A4
EP4570397A4 EP23871306.9A EP23871306A EP4570397A4 EP 4570397 A4 EP4570397 A4 EP 4570397A4 EP 23871306 A EP23871306 A EP 23871306A EP 4570397 A4 EP4570397 A4 EP 4570397A4
Authority
EP
European Patent Office
Prior art keywords
press
manufacturing
molded product
molded
product
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP23871306.9A
Other languages
English (en)
French (fr)
Other versions
EP4570397A1 (de
Inventor
Hiroyuki Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP4570397A1 publication Critical patent/EP4570397A1/de
Publication of EP4570397A4 publication Critical patent/EP4570397A4/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/26—Deep-drawing for making peculiarly, e.g. irregularly, shaped articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/21—Deep-drawing without fixing the border of the blank
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/30—Deep-drawing to finish articles formed by deep-drawing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
    • B21D24/005—Multi-stage presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/14—Twisting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
EP23871306.9A 2022-09-28 2023-06-06 Verfahren zur herstellung eines pressgeformten produkts Pending EP4570397A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022154725A JP7476935B2 (ja) 2022-09-28 2022-09-28 プレス成形品の製造方法
PCT/JP2023/020982 WO2024070061A1 (ja) 2022-09-28 2023-06-06 プレス成形品の製造方法

Publications (2)

Publication Number Publication Date
EP4570397A1 EP4570397A1 (de) 2025-06-18
EP4570397A4 true EP4570397A4 (de) 2025-12-24

Family

ID=90476773

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23871306.9A Pending EP4570397A4 (de) 2022-09-28 2023-06-06 Verfahren zur herstellung eines pressgeformten produkts

Country Status (7)

Country Link
US (1) US20260077399A1 (de)
EP (1) EP4570397A4 (de)
JP (1) JP7476935B2 (de)
KR (1) KR20250055551A (de)
CN (1) CN119947843A (de)
MX (1) MX2025003701A (de)
WO (1) WO2024070061A1 (de)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017042773A (ja) * 2015-08-24 2017-03-02 Ｊｆｅスチール株式会社 プレス成形方法
CN106660098A (zh) * 2014-07-30 2017-05-10 杰富意钢铁株式会社 冲压成形方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007130671A (ja) 2005-11-11 2007-05-31 M & M Research:Kk プレス加工におけるねじれ判定とその修正プログラム、およびその方法
JP5270816B2 (ja) 2006-03-22 2013-08-21 プレス工業株式会社 チャンネル材
JP5987934B2 (ja) * 2015-02-17 2016-09-07 Ｊｆｅスチール株式会社 プレス成形方法、プレス成形金型
WO2020235152A1 (ja) * 2019-05-20 2020-11-26 Ｊｆｅスチール株式会社 プレス部品の製造方法、及び形状矯正用金型
JP7448464B2 (ja) * 2020-12-01 2024-03-12 株式会社神戸製鋼所 鋼部品の製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106660098A (zh) * 2014-07-30 2017-05-10 杰富意钢铁株式会社 冲压成形方法
JP2017042773A (ja) * 2015-08-24 2017-03-02 Ｊｆｅスチール株式会社 プレス成形方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024070061A1 *
XUE XIN ET AL: "Modelling and sensitivity analysis of twist springback in deep drawing of dual-phase steel", MATERIALS & DESIGN, vol. 90, 11 November 2015 (2015-11-11), pages 204 - 217, XP029357520, ISSN: 0264-1275, DOI: 10.1016/J.MATDES.2015.10.127 *

Also Published As

Publication number Publication date
CN119947843A (zh) 2025-05-06
JP7476935B2 (ja) 2024-05-01
WO2024070061A1 (ja) 2024-04-04
MX2025003701A (es) 2025-05-02
KR20250055551A (ko) 2025-04-24
US20260077399A1 (en) 2026-03-19
EP4570397A1 (de) 2025-06-18
JP2024048676A (ja) 2024-04-09

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