IT1261811B - Procedimento per la fabbricazione di tubi corrugati. - Google Patents
Procedimento per la fabbricazione di tubi corrugati.Info
- Publication number
- IT1261811B IT1261811B ITRM930444A ITRM930444A IT1261811B IT 1261811 B IT1261811 B IT 1261811B IT RM930444 A ITRM930444 A IT RM930444A IT RM930444 A ITRM930444 A IT RM930444A IT 1261811 B IT1261811 B IT 1261811B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- manufacture
- corrugated tubes
- independent
- tube
- Prior art date
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
- B21D15/00—Corrugating tubes
- B21D15/04—Corrugating tubes transversely, e.g. helically
- B21D15/06—Corrugating tubes transversely, e.g. helically annularly
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
- B21C37/205—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with annular guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Laminated Bodies (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
Procedimento per la fabbricazione di tubi corrugati. Il procedimento oggetto dell'invenzione si basa sulla preparazione di uno stampo, che si dispone attorno alla zona del tubo (1) che deve essere deformata e che è costituito da un certo numero di elementi anulari piani (3I-3II-3III-3IV-...) uguali tra loro, sovrapposti e indipendenti, ciascuno dei quali è composto a sua volta da una serie di pezzi indipendenti (3a-3b-3c-3d...) a forma di settore, suscettibili di spostarsi radialmente tra due posizioni limite, in una delle quali premono le pareti del tubo spingendole contro uno stampo interno (9) e determinando la loro deformazione.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES09201414A ES2064208B1 (es) | 1992-07-09 | 1992-07-09 | Procedimiento para la fabricacion de tubos corrugados. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITRM930444A0 ITRM930444A0 (it) | 1993-07-07 |
| ITRM930444A1 ITRM930444A1 (it) | 1995-01-07 |
| IT1261811B true IT1261811B (it) | 1996-06-03 |
Family
ID=8277581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITRM930444A IT1261811B (it) | 1992-07-09 | 1993-07-07 | Procedimento per la fabbricazione di tubi corrugati. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5396789A (it) |
| DE (1) | DE4322902B4 (it) |
| ES (1) | ES2064208B1 (it) |
| FR (1) | FR2693389B1 (it) |
| GB (1) | GB2268429B (it) |
| IT (1) | IT1261811B (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0858373B1 (en) * | 1995-10-31 | 2000-01-26 | Colfor Manufacturing, Inc. | Apparatus and method for forging a pinion gear with a near net shape |
| US5983695A (en) * | 1996-08-08 | 1999-11-16 | Etablissement Supervis | Method of manufacturing a corrugated metallic pipe and corrugated pipe produced by the method |
| DE19636424A1 (de) * | 1996-09-07 | 1998-03-12 | Audi Ag | Vorrichtung zur Herstellung von Konturen in der Wandung eines Hohlprofiles |
| DE19820124C2 (de) * | 1998-05-06 | 2001-12-13 | Hans A Haerle | Verfahren zur Herstellung eines Rohres zur Verwendung in einem Lenkgestänge |
| US7614427B2 (en) * | 2008-03-28 | 2009-11-10 | Mckane James H | Cable routing conduit |
| CN115780626B (zh) * | 2022-10-31 | 2025-08-12 | 天津航天长征火箭制造有限公司 | 一种贮箱用波纹管端部直边扩径模具及成形方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1939065A (en) * | 1931-01-22 | 1933-12-12 | E W Blies Company | Flanging and corrugating machine and method |
| FR1247469A (fr) * | 1958-10-22 | 1960-12-02 | Vallourec | Procédé et outillage pour la fabrication de tubes plissés |
| GB860510A (en) * | 1959-03-26 | 1961-02-08 | Titeflex Inc | Art of forming flexible corrugated tubing |
| GB934975A (en) * | 1962-06-29 | 1963-08-21 | Crosshall Engineering Company | Apparatus for the flanging of metal drums and containers |
| GB1075856A (en) * | 1963-09-18 | 1967-07-12 | Metal Containers Ltd | An apparatus for forming a plurality of axially spaced beads in a hollow, substantially cylindrical sheet metal blank |
| FR1542144A (fr) * | 1967-10-31 | 1968-10-11 | Calumet & Hecla | Appareil de formage d'ondulations hélicoïdales dans des tuyaux souples métalliques |
| DE1652612A1 (de) * | 1968-01-13 | 1971-04-08 | Automatic Maschinen Glenz & To | Werkzeug zum Erzeugen von Versteifungs- und Laufsicken sowie von Radboerdelungen an Blechzylindern fuer Faesser u.dgl. |
| GB1341744A (en) * | 1970-06-05 | 1973-12-25 | Reiche & Co | Apparatus for producing tubes with a corrugated wall |
| SE363164B (it) * | 1972-05-23 | 1974-01-07 | Ctc Ab | |
| US4299106A (en) * | 1978-09-22 | 1981-11-10 | Heat Exchangers Africa Limited | Finned tubing |
| DE2909142C2 (de) * | 1979-03-08 | 1985-03-14 | Benteler-Werke AG, 4790 Paderborn | Vorrichtung zur Herstellung von Rohrkörpern mit axial aufeinanderfolgenden Querwellen |
| DE3004838C2 (de) * | 1980-02-09 | 1984-09-13 | Benteler-Werke Ag Werk Neuhaus, 4790 Paderborn | Vorrichtung zur Herstellung eines Rohrkörpers mit Querwellen |
| US4336702A (en) * | 1980-09-12 | 1982-06-29 | Amado Jr Juan J | Method of and apparatus for making spiral tubes |
| DE3035234C2 (de) * | 1980-09-18 | 1982-07-08 | August Wilhelm 5901 Wilnsdorf Schäfer | Vorrichtung zum Herstellen eines Wellenrohrkompensators aus einem kreiszylindrischen Blechrohrabschnitt |
| CA1247592A (en) * | 1983-08-04 | 1988-12-28 | James L. Cunningham | Finned heat exchanger tubes and method and apparatus for making same |
| DE3432443C2 (de) * | 1984-09-04 | 1986-08-14 | Klaus Ing.(grad.) 4232 Xanten Dietzel | Verfahren zum Herstellen einer Schlauchpreßhülse für die Hochdruckanwendung und Vorrichtung zum Durchführen dieses Verfahrens |
-
1992
- 1992-07-09 ES ES09201414A patent/ES2064208B1/es not_active Expired - Fee Related
-
1993
- 1993-07-07 FR FR9308350A patent/FR2693389B1/fr not_active Expired - Fee Related
- 1993-07-07 IT ITRM930444A patent/IT1261811B/it active IP Right Grant
- 1993-07-08 US US08/087,396 patent/US5396789A/en not_active Expired - Lifetime
- 1993-07-09 GB GB9314253A patent/GB2268429B/en not_active Expired - Fee Related
- 1993-07-09 DE DE4322902A patent/DE4322902B4/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ES2064208R (it) | 1996-10-01 |
| ES2064208A2 (es) | 1995-01-16 |
| US5396789A (en) | 1995-03-14 |
| FR2693389A1 (fr) | 1994-01-14 |
| ITRM930444A0 (it) | 1993-07-07 |
| ES2064208B1 (es) | 1997-04-16 |
| GB2268429A (en) | 1994-01-12 |
| DE4322902B4 (de) | 2005-12-08 |
| DE4322902A1 (de) | 1994-01-13 |
| ITRM930444A1 (it) | 1995-01-07 |
| GB2268429B (en) | 1995-10-04 |
| FR2693389B1 (fr) | 1995-06-16 |
| GB9314253D0 (en) | 1993-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted |