IT985993B - Procedimento e dispositivo per la curvatura a freddo di tubi metal lici - Google Patents

Procedimento e dispositivo per la curvatura a freddo di tubi metal lici

Info

Publication number
IT985993B
IT985993B IT68638/73A IT6863873A IT985993B IT 985993 B IT985993 B IT 985993B IT 68638/73 A IT68638/73 A IT 68638/73A IT 6863873 A IT6863873 A IT 6863873A IT 985993 B IT985993 B IT 985993B
Authority
IT
Italy
Prior art keywords
procedure
metal tubes
cold bending
bending
cold
Prior art date
Application number
IT68638/73A
Other languages
English (en)
Original Assignee
Crc Crose Int Inc
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 Crc Crose Int Inc filed Critical Crc Crose Int Inc
Application granted granted Critical
Publication of IT985993B publication Critical patent/IT985993B/it

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
    • B21D9/05—Bending tubes using mandrels or the like co-operating with forming members
    • 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
    • B21D7/022—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only
    • B21D7/0225—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only using pulling members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Making Paper Articles (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
IT68638/73A 1972-06-06 1973-06-04 Procedimento e dispositivo per la curvatura a freddo di tubi metal lici IT985993B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00260275A US3834210A (en) 1972-06-06 1972-06-06 Pipe bending system

Publications (1)

Publication Number Publication Date
IT985993B true IT985993B (it) 1974-12-30

Family

ID=22988517

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68638/73A IT985993B (it) 1972-06-06 1973-06-04 Procedimento e dispositivo per la curvatura a freddo di tubi metal lici

Country Status (10)

Country Link
US (1) US3834210A (it)
JP (1) JPS4962361A (it)
AU (2) AU473563B2 (it)
BE (1) BE799188A (it)
CA (1) CA993333A (it)
DE (1) DE2326844A1 (it)
FR (1) FR2187442B1 (it)
GB (3) GB1430251A (it)
IT (1) IT985993B (it)
NL (1) NL7307908A (it)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352285A (en) * 1979-09-06 1982-10-05 Crutcher Resources Corporation Hydraulic wedge mandrel
NL8004022A (nl) * 1980-07-11 1982-02-01 Bos Kalis Westminster Werkwijze en inrichting voor het leggen van pijpleidingen te land.
US4446713A (en) * 1981-07-06 1984-05-08 Crutcher Resources Corporation Apparatus and method for bending insulated piping
US4493203A (en) * 1983-01-26 1985-01-15 Crutcher Resources Corporation Resilient internal mandrel
US5092150A (en) * 1991-07-19 1992-03-03 Crc-Evans Pipeline International, Inc. Pipe transport mechanism for pipe bender
US5600993A (en) * 1995-10-30 1997-02-11 Heaman; Norman L. Flexible shoe for a bending machine
US6550303B2 (en) 2000-01-26 2003-04-22 Dieco Manufacturing, Inc. Die for pipe bending apparatus
US6164113A (en) * 2000-03-14 2000-12-26 Crc-Evans Pipeline International, Inc. Variable-speed pipe bending
US6389872B1 (en) 2000-08-31 2002-05-21 Crc-Evans Pipeline International, Inc. Mandrel apparatus with floating spring members
US7415857B1 (en) * 2005-06-24 2008-08-26 Davor Petricio Yaksic Plate bending machines and methods
US7302823B1 (en) 2006-07-06 2007-12-04 Crc-Evans Pipeline International, Inc. Gauge for pipe bending machine
DE102008060897A1 (de) 2008-12-09 2010-06-10 Compaß, Eberhard, Dr. Biegevorrichtung für Stahlrohre
US7721583B1 (en) 2009-05-07 2010-05-25 Proline Pipe Equipment Inc. Pipe bending shoe
US8511123B2 (en) * 2010-05-10 2013-08-20 Crc-Evans Pipeline International, Inc. Wedge driven pipe bending machine
DE102012012139B4 (de) 2012-06-20 2014-12-24 Isobend GmbH Vorrichtung und Verfahren zum Biegen von Rohrleitungen für Pipelines
JP1525574S (it) * 2014-11-26 2017-05-22
JP1525573S (it) * 2014-11-26 2017-05-22
JP1527322S (it) * 2014-11-26 2017-06-05
JP1525571S (it) * 2014-11-26 2017-05-22
JP1525570S (it) * 2014-11-26 2017-05-22
CN105363854A (zh) * 2015-12-04 2016-03-02 中国石油天然气集团公司 一种冷弯管机楔形机构
CN106111756A (zh) * 2016-07-14 2016-11-16 沈阳飞研航空设备有限公司 超大型智能垂直液压冷弯管机用夹紧胎机构
CN106180311A (zh) * 2016-07-14 2016-12-07 沈阳飞研航空设备有限公司 超大型智能垂直液压冷弯管机的弯管工艺
CN106180320B (zh) * 2016-07-14 2018-08-21 沈阳飞研航空设备有限公司 超大型智能垂直液压冷弯管机
CN106180316A (zh) * 2016-07-14 2016-12-07 沈阳飞研航空设备有限公司 超大型智能垂直液压冷弯管机的智能监控系统
CN105921565A (zh) * 2016-07-14 2016-09-07 沈阳飞研航空设备有限公司 超大型智能垂直液压冷弯管机用下胎机构
CN109877228B (zh) * 2019-04-10 2024-04-26 上海兴韬汽车配件有限公司 一种用于制作弯管的模具
CN112658079B (zh) * 2020-12-08 2022-08-23 湖南苏普锐油气装备科技有限公司 微整形式煨热弯管加工组件
CN113020573B (zh) * 2021-03-03 2023-07-07 东阳市飓丰铝业股份有限公司 一种铝管生产设备
DE102021121057A1 (de) 2021-08-12 2023-02-16 Bendforce GmbH Vorrichtung und Verfahren zum Innenbiegen von Rohren für Rohrleitungen
CN114669968A (zh) * 2022-04-20 2022-06-28 伊莱特能源装备股份有限公司 一种冷弯焊接风电法兰的制造工艺
CN116116952A (zh) * 2023-04-13 2023-05-16 山西八建集团有限公司 一种便于多角度折弯的无损弧形管道加工机床
CN117161761B (zh) * 2023-10-16 2024-02-27 广东弘锦科技有限公司 一种座椅弯管制作系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3014518A (en) * 1958-12-29 1961-12-26 Crutcher Rolfs Cummings Inc Pipe bending machine
US3105537A (en) * 1960-12-08 1963-10-01 Crutcher Rolfs Cummings Inc Bending pipe
US3109477A (en) * 1962-09-25 1963-11-05 Crose United Corp Mandrel for pipe bending machines
US3335588A (en) * 1964-11-06 1967-08-15 Crutcher Rolfs Cummings Inc Pipe bending machine
US3731513A (en) * 1971-07-08 1973-05-08 Bell Telephone Labor Inc Method and apparatus for bending an elongated object

Also Published As

Publication number Publication date
JPS4962361A (it) 1974-06-17
GB1430252A (en) 1976-03-31
NL7307908A (it) 1973-12-10
FR2187442B1 (it) 1978-11-17
GB1430253A (en) 1976-03-31
GB1430251A (en) 1976-03-31
CA993333A (en) 1976-07-20
AU5407373A (en) 1974-10-10
DE2326844A1 (de) 1973-12-20
AU1579276A (en) 1976-09-30
BE799188A (fr) 1973-08-31
AU473563B2 (en) 1976-06-24
FR2187442A1 (it) 1974-01-18
US3834210A (en) 1974-09-10

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