CN118450952A - 中空部件的制造方法 - Google Patents

中空部件的制造方法 Download PDF

Info

Publication number
CN118450952A
CN118450952A CN202280086361.5A CN202280086361A CN118450952A CN 118450952 A CN118450952 A CN 118450952A CN 202280086361 A CN202280086361 A CN 202280086361A CN 118450952 A CN118450952 A CN 118450952A
Authority
CN
China
Prior art keywords
die
cross
sectional
tube
blank
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
CN202280086361.5A
Other languages
English (en)
Chinese (zh)
Inventor
田村翔平
金丸稔
北山陆央
白井祥
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
Original Assignee
Nippon Steel and Sumitomo Metal 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 Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of CN118450952A publication Critical patent/CN118450952A/zh
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
    • B21D9/00—Bending tubes using mandrels or the like
    • B21D9/08—Bending tubes using mandrels or the like 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
    • 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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing
    • 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
    • B21D9/00—Bending tubes using mandrels or the like
    • B21D9/12—Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
CN202280086361.5A 2022-01-13 2022-12-28 中空部件的制造方法 Pending CN118450952A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022003790 2022-01-13
JP2022-003790 2022-01-13
PCT/JP2022/048587 WO2023136172A1 (ja) 2022-01-13 2022-12-28 中空部材の製造方法

Publications (1)

Publication Number Publication Date
CN118450952A true CN118450952A (zh) 2024-08-06

Family

ID=87279091

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280086361.5A Pending CN118450952A (zh) 2022-01-13 2022-12-28 中空部件的制造方法

Country Status (5)

Country Link
US (1) US20250033105A1 (https=)
JP (1) JP7339592B1 (https=)
CN (1) CN118450952A (https=)
MX (1) MX2024008694A (https=)
WO (1) WO2023136172A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025229987A1 (ja) * 2024-04-30 2025-11-06 日本製鉄株式会社 中空部材の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940272A (https=) * 1972-08-26 1974-04-15
JPS532422B2 (https=) * 1973-09-06 1978-01-27
JPS5410265A (en) * 1977-06-27 1979-01-25 Kawasaki Heavy Ind Ltd Sintered hard alloy bent pipe and its manufacture
US5125252A (en) * 1990-03-19 1992-06-30 The Babcock & Wilcox Company Variable geometry tube bending dies
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
MX2022015473A (es) * 2020-07-14 2023-01-16 Nippon Steel Corp Metodo de fabricacion de pieza de carcasa hueca.

Also Published As

Publication number Publication date
MX2024008694A (es) 2024-07-19
JP7339592B1 (ja) 2023-09-06
US20250033105A1 (en) 2025-01-30
WO2023136172A1 (ja) 2023-07-20
JPWO2023136172A1 (https=) 2023-07-20

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