PT94606B - Processo e aparelho e mandril de encurvamento para encurvamento de um tubo multiplo - Google Patents
Processo e aparelho e mandril de encurvamento para encurvamento de um tubo multiplo Download PDFInfo
- Publication number
- PT94606B PT94606B PT94606A PT9460690A PT94606B PT 94606 B PT94606 B PT 94606B PT 94606 A PT94606 A PT 94606A PT 9460690 A PT9460690 A PT 9460690A PT 94606 B PT94606 B PT 94606B
- Authority
- PT
- Portugal
- Prior art keywords
- bending
- tube
- location
- mandrels
- mandrel
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 34
- 238000005452 bending Methods 0.000 claims abstract description 175
- 230000008569 process Effects 0.000 claims description 26
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 230000002441 reversible effect Effects 0.000 claims description 2
- 238000005192 partition Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000037303 wrinkles Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
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
- B21D9/07—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only
- B21D9/073—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only with one swinging forming member
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Jigs For Machine Tools (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8901713A NL8901713A (nl) | 1989-07-05 | 1989-07-05 | Werkwijze, inrichting en buigdoorn voor het buigen van een meervoudige buis. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT94606A PT94606A (pt) | 1992-01-31 |
| PT94606B true PT94606B (pt) | 1997-09-30 |
Family
ID=19854969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT94606A PT94606B (pt) | 1989-07-05 | 1990-07-05 | Processo e aparelho e mandril de encurvamento para encurvamento de um tubo multiplo |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0406969B1 (de) |
| JP (2) | JP2566049B2 (de) |
| AT (1) | ATE110601T1 (de) |
| CZ (1) | CZ284109B6 (de) |
| DD (1) | DD296865A5 (de) |
| DE (1) | DE69012002T2 (de) |
| ES (1) | ES2057358T3 (de) |
| NL (1) | NL8901713A (de) |
| PL (1) | PL164158B1 (de) |
| PT (1) | PT94606B (de) |
| SK (1) | SK279558B6 (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1547702B1 (de) | 2003-12-26 | 2007-07-11 | Calsonic Kansei Corporation | Vorrichtung und Verfahren zum Biegen von Mehrkammerrohren |
| JP4751049B2 (ja) * | 2003-12-26 | 2011-08-17 | カルソニックカンセイ株式会社 | 多穴管の曲げ部製造装置及び曲げ部製造方法。 |
| DE102006025746A1 (de) * | 2006-05-31 | 2007-12-06 | Klingelnberg Ag | Dornschaft-Wechselbiege-Werkzeug |
| DE102014102974A1 (de) | 2014-03-06 | 2015-09-10 | Thyssenkrupp Steel Europe Ag | Verfahren zur individualisierten Anpassung der Form von Bauteilen |
| CN105195622A (zh) * | 2015-10-26 | 2015-12-30 | 浙江志达管业有限公司 | 管制弯头冲压成型模具 |
| CN111702053A (zh) * | 2020-07-02 | 2020-09-25 | 昆山联德电子科技有限公司 | 圆形薄壁管材小r角折弯方法及其对应的装置 |
| KR102808813B1 (ko) * | 2022-07-05 | 2025-05-19 | (주)일지테크 | 이형 비대칭 관체의 절곡을 위한 다중코어를 구비한 벤딩기구 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4009601A (en) * | 1975-01-24 | 1977-03-01 | K.K. Shimizu Seisakusho | Method of and apparatus for bending a double pipe |
| DE2732046A1 (de) * | 1976-08-20 | 1979-02-01 | Schwarze Rigobert | Verfahren zum biegen zweier ineinander gesteckter rohre und vorrichtung zur durchfuehrung des verfahrens |
| JPS60118331A (ja) * | 1983-12-01 | 1985-06-25 | Mitsubishi Heavy Ind Ltd | 二重管熱交換器の製造方法 |
| DE3415077C1 (de) * | 1984-04-21 | 1985-09-05 | Schmitz & Brill GmbH & Co. KG, 5950 Finnentrop | Verfahren zum Herstellen von doppelwandigen,gekruemmten Rohrabschnitten fuer Abgasanlagen an Kraftfahrzeugen od.dgl. und Werkzeug zur Durchfuehrung des Verfahrens |
| JPS61195813A (ja) * | 1985-02-26 | 1986-08-30 | Toyo Tire & Rubber Co Ltd | 減圧充填スラツシユ成形法 |
-
1989
- 1989-07-05 NL NL8901713A patent/NL8901713A/nl not_active Application Discontinuation
-
1990
- 1990-07-02 AT AT90201759T patent/ATE110601T1/de not_active IP Right Cessation
- 1990-07-02 EP EP90201759A patent/EP0406969B1/de not_active Expired - Lifetime
- 1990-07-02 DE DE69012002T patent/DE69012002T2/de not_active Expired - Fee Related
- 1990-07-02 ES ES90201759T patent/ES2057358T3/es not_active Expired - Lifetime
- 1990-07-04 JP JP2175448A patent/JP2566049B2/ja not_active Expired - Lifetime
- 1990-07-04 CZ CS903350A patent/CZ284109B6/cs not_active IP Right Cessation
- 1990-07-04 DD DD90342487A patent/DD296865A5/de not_active IP Right Cessation
- 1990-07-04 SK SK3350-90A patent/SK279558B6/sk unknown
- 1990-07-05 PT PT94606A patent/PT94606B/pt not_active IP Right Cessation
- 1990-07-05 PL PL90285944A patent/PL164158B1/pl unknown
-
1994
- 1994-09-28 JP JP6257266A patent/JPH07148530A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0342122A (ja) | 1991-02-22 |
| CS335090A3 (en) | 1992-02-19 |
| DD296865A5 (de) | 1991-12-19 |
| DE69012002D1 (de) | 1994-10-06 |
| PL285944A1 (en) | 1991-02-25 |
| JPH07148530A (ja) | 1995-06-13 |
| ES2057358T3 (es) | 1994-10-16 |
| PT94606A (pt) | 1992-01-31 |
| SK279558B6 (sk) | 1998-12-02 |
| ATE110601T1 (de) | 1994-09-15 |
| CZ284109B6 (cs) | 1998-08-12 |
| PL164158B1 (pl) | 1994-06-30 |
| DE69012002T2 (de) | 1995-01-05 |
| EP0406969A1 (de) | 1991-01-09 |
| NL8901713A (nl) | 1991-02-01 |
| EP0406969B1 (de) | 1994-08-31 |
| JP2566049B2 (ja) | 1996-12-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB1A | Laying open of patent application |
Effective date: 19910930 |
|
| FG3A | Patent granted, date of granting |
Effective date: 19970703 |
|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20020131 |