DE69703563D1 - Innenhochdruck-umformverfahren und umformvorrichtung - Google Patents

Innenhochdruck-umformverfahren und umformvorrichtung

Info

Publication number
DE69703563D1
DE69703563D1 DE69703563T DE69703563T DE69703563D1 DE 69703563 D1 DE69703563 D1 DE 69703563D1 DE 69703563 T DE69703563 T DE 69703563T DE 69703563 T DE69703563 T DE 69703563T DE 69703563 D1 DE69703563 D1 DE 69703563D1
Authority
DE
Germany
Prior art keywords
high pressure
forming
forming method
forming device
pressure forming
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.)
Expired - Fee Related
Application number
DE69703563T
Other languages
English (en)
Other versions
DE69703563T2 (de
Inventor
Hidemitu Hamano
Yutaka Mihara
Tetsuji Egawa
Takashi Suzumura
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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 Toyota Motor Corp filed Critical Toyota Motor Corp
Application granted granted Critical
Publication of DE69703563D1 publication Critical patent/DE69703563D1/de
Publication of DE69703563T2 publication Critical patent/DE69703563T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/047—Mould construction
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/037—Forming branched tubes

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
DE69703563T 1996-04-10 1997-04-09 Innenhochdruck-umformverfahren und umformvorrichtung Expired - Fee Related DE69703563T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP08834296A JP3419195B2 (ja) 1996-04-10 1996-04-10 バルジ加工方法および装置

Publications (2)

Publication Number Publication Date
DE69703563D1 true DE69703563D1 (de) 2000-12-28
DE69703563T2 DE69703563T2 (de) 2001-05-31

Family

ID=13940188

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69703563T Expired - Fee Related DE69703563T2 (de) 1996-04-10 1997-04-09 Innenhochdruck-umformverfahren und umformvorrichtung

Country Status (4)

Country Link
US (1) US5927119A (de)
EP (1) EP0800874B1 (de)
JP (1) JP3419195B2 (de)
DE (1) DE69703563T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2332163B (en) * 1997-12-13 2002-03-13 Gkn Sankey Ltd A hydroforming process
DE19911364C2 (de) * 1999-03-15 2001-11-15 Meleghy Hydroforming Gmbh & Co Verfahren und Vorrichtung zur Abdichtung der Enden von Hohlprofilen beim Innenhochdruckumformverfahren
GB2350312A (en) * 1999-05-08 2000-11-29 Rover Group Die forming
US6418770B1 (en) * 2000-12-08 2002-07-16 Meritor Suspension Systems Company Method for improving the fatigue life of a tubular stabilizer bar
DE10148647A1 (de) * 2001-10-02 2003-06-26 Sms Eumuco Gmbh Verfahren zum Herstellen von gebogenen Hohlprofil-Werkstücken
EP1340558A1 (de) * 2002-03-01 2003-09-03 Alcan Technology & Management AG Verfahren zum Umformen eines gebogenen Ein-oder Mehrkammerhohlprofils mittels Innenhochdruck
US6601423B1 (en) 2002-04-30 2003-08-05 General Electric Company Fabrication of bent tubing
DE10329719A1 (de) * 2003-07-02 2005-01-20 Daimlerchrysler Ag Rohrbogen
CA2684303C (en) * 2007-04-18 2013-03-12 Nippon Steel Corporation Hydroformed product
CN101972795B (zh) * 2010-09-13 2012-01-25 浙江天兴管业有限公司 一种金属弯头的加工工艺
EP2907598B1 (de) * 2014-02-18 2016-06-15 C.R.F. Società Consortile per Azioni Verfahren zur Herstellung einer Nockenwelle für einen Verbrennungsmotor durch Ausdehnung eines röhrenförmigen Elements mit einem Hochdruckfluid und gleichzeitiger axialer Zusammendrücken des röhrenförmigen Elements
CN104998950A (zh) * 2014-04-24 2015-10-28 中国科学院金属研究所 一种提高封闭回转空体类零件成形性的液压成形方法
JP6391987B2 (ja) * 2014-05-16 2018-09-19 山下ゴム株式会社 曲がり管及びその製法
CN105834273B (zh) * 2016-03-30 2017-12-05 成霖企业股份有限公司 一种管件液压成型方法
CN106862363A (zh) * 2017-04-14 2017-06-20 济南大学 内高压成型模具
CN109013819B (zh) * 2018-09-26 2023-10-13 宁波市江北保隆消声系统制造有限公司 一种波纹弯管的生产方法
CN109821945B (zh) * 2019-03-18 2020-06-23 燕山大学 一种金属管材弯曲装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1542983A (en) * 1920-05-18 1925-06-23 Gustave R Thompson Drawn article and method for making the same
US3247581A (en) * 1962-02-05 1966-04-26 Calumet & Hecla Method of forming a conduit bend
SU633635A1 (ru) * 1976-03-30 1978-11-25 Московский Авиационный Технологический Институт Имени К.Э.Циолковского Способ изготовлени тонкостенных крутоизогнутых отводов
JPS5719114A (en) * 1980-07-09 1982-02-01 Hitachi Ltd Method for forming hydraulic bulge of elbow
JPS58199626A (ja) * 1982-05-14 1983-11-21 Okuda Kinzoku Kk エルボ
JPS5874221A (ja) * 1982-10-07 1983-05-04 Shinzo Hirabayashi 金属管製クランクシヤフトの製造方法
SU1449171A1 (ru) * 1987-05-28 1989-01-07 Московский авиационный технологический институт им.К.Э.Циолковского Способ изготовлени тонкостенных крутоизогнутых патрубков и штамп дл его осуществлени
US5481892A (en) * 1989-08-24 1996-01-09 Roper; Ralph E. Apparatus and method for forming a tubular member
DE4103082A1 (de) * 1991-02-01 1992-08-27 Eichelberg & Co Gmbh H D Verfahren zum hydrostatischen umformen von hohlkoerpern aus kaltumformbarem metall und vorrichtung zur durchfuehrung des verfahrens
JP3448847B2 (ja) * 1992-07-29 2003-09-22 オリンパス光学工業株式会社 顕微鏡静止画像観察システム
JP3470761B2 (ja) * 1992-07-30 2003-11-25 日立電子エンジニアリング株式会社 コンピュータシステム
DE4322711C2 (de) * 1993-07-08 1995-06-08 Rofo Rohrbogen Und Formstuecke Verfahren zum Herstellen eines Rohrbogens
JPH07155857A (ja) * 1993-12-03 1995-06-20 Showa Alum Corp パイプのバルジ加工装置
DE9407812U1 (de) * 1994-05-11 1994-07-21 Zeuna-Stärker GmbH & Co KG, 86154 Augsburg Rohrzusammenführung und Vorrichtung zu ihrer Herstellung
US5561902A (en) * 1994-09-28 1996-10-08 Cosma International Inc. Method of manufacturing a ladder frame assembly for a motor vehicle

Also Published As

Publication number Publication date
US5927119A (en) 1999-07-27
EP0800874B1 (de) 2000-11-22
JPH09271857A (ja) 1997-10-21
DE69703563T2 (de) 2001-05-31
EP0800874A1 (de) 1997-10-15
JP3419195B2 (ja) 2003-06-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee