JP7545071B2 - 中空部材の製造方法 - Google Patents

中空部材の製造方法 Download PDF

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Publication number
JP7545071B2
JP7545071B2 JP2022536195A JP2022536195A JP7545071B2 JP 7545071 B2 JP7545071 B2 JP 7545071B2 JP 2022536195 A JP2022536195 A JP 2022536195A JP 2022536195 A JP2022536195 A JP 2022536195A JP 7545071 B2 JP7545071 B2 JP 7545071B2
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JP
Japan
Prior art keywords
curved
pipe
cross
bending
hollow member
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JP2022536195A
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English (en)
Japanese (ja)
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JPWO2022014262A1 (https=
Inventor
翔平 田村
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.)
Nippon Steel Corp
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Nippon Steel Corp
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Publication date
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Publication of JPWO2022014262A1 publication Critical patent/JPWO2022014262A1/ja
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Publication of JP7545071B2 publication Critical patent/JP7545071B2/ja
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    • 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
    • B21D22/02—Stamping using rigid devices or tools
    • B21D22/025—Stamping using rigid devices or tools for tubular 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
    • B21D22/26—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
    • B21D51/00—Making hollow objects
    • B21D51/02—Making hollow objects characterised by the structure of the objects
    • 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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
    • 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
    • B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/01—Making rigid structural elements or units, e.g. honeycomb structures beams or pillars

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
JP2022536195A 2020-07-14 2021-06-18 中空部材の製造方法 Active JP7545071B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020120785 2020-07-14
JP2020120785 2020-07-14
PCT/JP2021/023260 WO2022014262A1 (ja) 2020-07-14 2021-06-18 中空部材の製造方法

Publications (2)

Publication Number Publication Date
JPWO2022014262A1 JPWO2022014262A1 (https=) 2022-01-20
JP7545071B2 true JP7545071B2 (ja) 2024-09-04

Family

ID=79555233

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022536195A Active JP7545071B2 (ja) 2020-07-14 2021-06-18 中空部材の製造方法

Country Status (5)

Country Link
US (1) US12280416B2 (https=)
JP (1) JP7545071B2 (https=)
CN (1) CN115066301B (https=)
MX (1) MX2022015473A (https=)
WO (1) WO2022014262A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250033105A1 (en) * 2022-01-13 2025-01-30 Nippon Steel Corporation Hollow shell part manufacturing method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006106622A1 (ja) 2005-03-30 2006-10-12 Infec Corporation 金属管の扁平化加工装置及びその扁平化加工方法並びに金属管製品
WO2016052644A1 (ja) 2014-10-03 2016-04-07 新日鐵住金株式会社 プレス成形品の製造方法、及びプレス成形品

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB379878A (en) * 1931-09-24 1932-09-08 Waclaw Kossowski Improvements in methods of bending pipes
FR889424A (fr) * 1942-05-20 1944-01-10 Weser Flugzeugbau Ges M B H Matrice pour le cintrage de tuyaux dans des presses
JPS4940272A (https=) 1972-08-26 1974-04-15
JPS5410265A (en) 1977-06-27 1979-01-25 Kawasaki Heavy Ind Ltd Sintered hard alloy bent pipe and its manufacture
JP3363975B2 (ja) * 1993-12-24 2003-01-08 株式会社ユタカ技研 扁平断面をもつ湾曲管の成形方法及び成形装置
JPH08174080A (ja) * 1994-12-27 1996-07-09 Nippon Steel Corp 曲げ部の疲労特性の優れた小径電縫鋼管の製造方法
JPH0938727A (ja) * 1995-07-31 1997-02-10 Honda Motor Co Ltd 管体の曲げ加工方法およびその保持部材
JP2011251324A (ja) * 2010-06-03 2011-12-15 Mitsubishi Electric Corp 角パイプの曲げ方法
JP6519984B2 (ja) 2014-04-30 2019-05-29 日本製鉄株式会社 同時異種加工管部材の製造方法
KR20170070155A (ko) * 2014-11-25 2017-06-21 제이에프이 스틸 가부시키가이샤 강관의 제조 방법 및 그 방법에 사용하는 프레스 금형
KR102183405B1 (ko) * 2016-08-09 2020-11-26 제이에프이 스틸 가부시키가이샤 프레스 성형품의 제조 방법
CN106374134B (zh) * 2016-11-25 2019-05-17 惠州市恒泰科技股份有限公司 一种弧形弯曲电池及其制作方法、制作模具
CN107737825B (zh) * 2017-10-29 2019-01-01 北京航星机器制造有限公司 一种控制大直径薄壁铝合金管材弯曲褶皱的方法
CN107695151B (zh) * 2017-11-06 2019-11-15 北京航星机器制造有限公司 一种转移变形区提高大直径薄壁管弯曲合格率的成形方法
JP2019181479A (ja) * 2018-04-03 2019-10-24 有限会社山口製作所 偏平断面パイプの管端部精密加工方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006106622A1 (ja) 2005-03-30 2006-10-12 Infec Corporation 金属管の扁平化加工装置及びその扁平化加工方法並びに金属管製品
WO2016052644A1 (ja) 2014-10-03 2016-04-07 新日鐵住金株式会社 プレス成形品の製造方法、及びプレス成形品

Also Published As

Publication number Publication date
WO2022014262A1 (ja) 2022-01-20
MX2022015473A (es) 2023-01-16
CN115066301B (zh) 2026-01-13
CN115066301A (zh) 2022-09-16
US20230182191A1 (en) 2023-06-15
US12280416B2 (en) 2025-04-22
JPWO2022014262A1 (https=) 2022-01-20

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