EP2165780A4 - METAL PIPE FOLDING APPARATUS, AND METHOD FOR MANUFACTURING METAL PIPE HAVING FOLDED PORTION - Google Patents

METAL PIPE FOLDING APPARATUS, AND METHOD FOR MANUFACTURING METAL PIPE HAVING FOLDED PORTION

Info

Publication number
EP2165780A4
EP2165780A4 EP08790798A EP08790798A EP2165780A4 EP 2165780 A4 EP2165780 A4 EP 2165780A4 EP 08790798 A EP08790798 A EP 08790798A EP 08790798 A EP08790798 A EP 08790798A EP 2165780 A4 EP2165780 A4 EP 2165780A4
Authority
EP
European Patent Office
Prior art keywords
metallic pipe
manufacturing
bent portion
bending apparatus
pipe bending
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.)
Withdrawn
Application number
EP08790798A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2165780A1 (en
Inventor
Shigeki Kishihara
Takahiro Yoshitome
Hotaka Kayano
Yuzo Nishimoto
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.)
Dai Ichi High Frequency Co Ltd
Original Assignee
Dai Ichi High Frequency Co Ltd
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 Dai Ichi High Frequency Co Ltd filed Critical Dai Ichi High Frequency Co Ltd
Publication of EP2165780A1 publication Critical patent/EP2165780A1/en
Publication of EP2165780A4 publication Critical patent/EP2165780A4/en
Withdrawn legal-status Critical Current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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member
    • B21D7/025—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member and pulling or pushing the ends of the work
    • 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
    • B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
    • B21D7/162—Heating equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
EP08790798A 2007-07-06 2008-07-02 METAL PIPE FOLDING APPARATUS, AND METHOD FOR MANUFACTURING METAL PIPE HAVING FOLDED PORTION Withdrawn EP2165780A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007179001A JP2009012062A (ja) 2007-07-06 2007-07-06 金属管の曲げ加工装置および曲管部を備えた金属管の製造方法
PCT/JP2008/061947 WO2009008295A1 (ja) 2007-07-06 2008-07-02 金属管の曲げ加工装置および曲管部を備えた金属管の製造方法

Publications (2)

Publication Number Publication Date
EP2165780A1 EP2165780A1 (en) 2010-03-24
EP2165780A4 true EP2165780A4 (en) 2010-11-10

Family

ID=40228473

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08790798A Withdrawn EP2165780A4 (en) 2007-07-06 2008-07-02 METAL PIPE FOLDING APPARATUS, AND METHOD FOR MANUFACTURING METAL PIPE HAVING FOLDED PORTION

Country Status (6)

Country Link
EP (1) EP2165780A4 (enExample)
JP (1) JP2009012062A (enExample)
KR (1) KR101443818B1 (enExample)
CN (1) CN101687241B (enExample)
TW (1) TWI439335B (enExample)
WO (1) WO2009008295A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101092951B1 (ko) * 2009-06-19 2011-12-12 주식회사 성일에스아이엠 역압실린더를 갖는 파이프 벤딩장치
JP5517768B2 (ja) * 2010-06-17 2014-06-11 第一高周波工業株式会社 金属管曲げ加工装置および方法
JP5784378B2 (ja) * 2011-06-14 2015-09-24 第一高周波工業株式会社 金属管の曲げ加工装置
JP5784387B2 (ja) * 2011-06-28 2015-09-24 第一高周波工業株式会社 金属管の曲げ加工装置
KR101166207B1 (ko) * 2011-08-29 2012-07-16 주식회사 성일에스아이엠 파이프 벤딩에 있어서의 역압제어방법
CN103358135B (zh) * 2012-04-05 2016-02-10 中国石油天然气集团公司 大口径热煨弯管坡口加工专用工作台
CN102641924B (zh) * 2012-05-10 2014-04-09 西安向阳航天材料股份有限公司 双金属复合热煨弯管的制造设备及制造方法
JP2014065072A (ja) * 2012-09-27 2014-04-17 Dai Ichi High Frequency Co Ltd 金属管の曲げ加工装置および曲管部を備えた金属管の製造方法
CN104438495A (zh) * 2013-09-24 2015-03-25 中石化胜利油建工程有限公司 一步法热煨弯管装置及工艺
CN105170736B (zh) * 2015-10-12 2017-10-24 宁波运生工贸有限公司 半自动弯管机
CN105499344A (zh) * 2016-01-14 2016-04-20 张家港市台和机械制造有限公司 弯管机中的压轮轴结构
CN107571484A (zh) * 2017-09-23 2018-01-12 昊天节能装备有限责任公司 高密度聚乙烯预制直埋弯头用无缝外护管成型装置及其成型工艺
CN112845897B (zh) * 2020-12-29 2021-11-02 哈尔滨工业大学 一种随动悬臂结构加热装置
KR102367906B1 (ko) * 2021-06-28 2022-02-25 주식회사 알멕 중공형 금속제 신장 가공장치
CN114653826A (zh) * 2022-04-18 2022-06-24 河北汇中管道装备有限公司 一种大口径金属无缝弯管生产装置及生产方法
CN114749533B (zh) * 2022-04-22 2024-03-19 浙江福兰特有限公司 一种不锈钢管件弯管机的内涨夹紧机构
CN117299891B (zh) * 2023-11-24 2024-02-06 河北鹏鑫管道装备集团有限公司 一种异形弯管加工装置及其加工方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6117329A (ja) * 1984-07-03 1986-01-25 Mitsubishi Heavy Ind Ltd 管曲げ方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899908A (en) * 1974-09-12 1975-08-19 Boris Stepanovich Somov Device for bending pipes with simultaneous upsetting
JPS5186057A (ja) 1975-01-28 1976-07-28 Daiichi Koshuha Honsha Kk Kinzokukannomagekakohooyobidosochi
JPS548154A (en) * 1977-06-22 1979-01-22 Daiichi Koshuha Kogyo Kk Method and apparatus for compression bending of metal band material
JPS58927B2 (ja) * 1978-02-24 1983-01-08 第一高周波工業株式会社 オ−ステナイト系ステンレス鋼管の曲げ加工方法
JPH0247287B2 (ja) 1985-07-11 1990-10-19 Daiichi Koshuha Kogyo Kk Kinzokukannoatsushukumagehohooyobisonosochi
JP3739751B2 (ja) * 2003-01-20 2006-01-25 第一高周波工業株式会社 金属曲管の製造方法及び曲げ加工装置
CN2654241Y (zh) * 2003-09-15 2004-11-10 高文兴 中频推制成型的无缝钢弯管
JP2006326667A (ja) * 2005-05-30 2006-12-07 Dai Ichi High Frequency Co Ltd 金属管の熱間曲げ加工方法及び装置
CN100491010C (zh) * 2005-08-09 2009-05-27 十堰市风雷工贸有限公司 一种小曲率半径弯管成型方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6117329A (ja) * 1984-07-03 1986-01-25 Mitsubishi Heavy Ind Ltd 管曲げ方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009008295A1 *

Also Published As

Publication number Publication date
CN101687241B (zh) 2012-12-19
KR101443818B1 (ko) 2014-09-23
WO2009008295A1 (ja) 2009-01-15
CN101687241A (zh) 2010-03-31
KR20100045459A (ko) 2010-05-03
TW200924870A (en) 2009-06-16
EP2165780A1 (en) 2010-03-24
JP2009012062A (ja) 2009-01-22
TWI439335B (zh) 2014-06-01

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