EP3959022A1 - Umformverfahren und umformvorrichtung - Google Patents
Umformverfahren und umformvorrichtungInfo
- Publication number
- EP3959022A1 EP3959022A1 EP19720560.2A EP19720560A EP3959022A1 EP 3959022 A1 EP3959022 A1 EP 3959022A1 EP 19720560 A EP19720560 A EP 19720560A EP 3959022 A1 EP3959022 A1 EP 3959022A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tube
- die
- forming device
- holding means
- designed
- 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- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
- B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles by means of mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/27—Carriages; Drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/27—Carriages; Drives
- B21C1/28—Carriages; Connections of grippers thereto; Grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/32—Feeding or discharging the material or mandrels
Abstract
Description
Claims
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2019/060803 WO2020216455A1 (de) | 2019-04-26 | 2019-04-26 | Umformverfahren und umformvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3959022A1 true EP3959022A1 (de) | 2022-03-02 |
Family
ID=66334472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19720560.2A Withdrawn EP3959022A1 (de) | 2019-04-26 | 2019-04-26 | Umformverfahren und umformvorrichtung |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3959022A1 (de) |
WO (1) | WO2020216455A1 (de) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH170512A (de) * | 1933-04-13 | 1934-07-15 | Singer Fritz | Verfahren und Vorrichtung zum Strecken von vollen und hohlen Metallwerkstücken. |
US2927372A (en) * | 1955-05-31 | 1960-03-08 | Eastwood Acceptance Corp | Method for forming close tolerance tubing and articles thereon |
JPS589712A (ja) * | 1981-07-08 | 1983-01-20 | Toshiba Corp | 管体の成形方法 |
JPH01202312A (ja) * | 1988-02-05 | 1989-08-15 | Sumitomo Metal Ind Ltd | 金属管の抽伸方法 |
DE19637686C1 (de) * | 1996-09-06 | 1998-01-29 | Mannesmann Ag | Vorrichtung und Arbeitsverfahren zum Einfädeln von Rohren oder Stangen in ein Ziehaggregat |
-
2019
- 2019-04-26 EP EP19720560.2A patent/EP3959022A1/de not_active Withdrawn
- 2019-04-26 WO PCT/EP2019/060803 patent/WO2020216455A1/de unknown
Also Published As
Publication number | Publication date |
---|---|
WO2020216455A1 (de) | 2020-10-29 |
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Legal Events
Date | Code | Title | Description |
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STAA | Information on the status of an ep patent application or granted ep patent |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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STAA | Information on the status of an ep patent application or granted ep patent |
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17P | Request for examination filed |
Effective date: 20211126 |
|
AK | Designated contracting states |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
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17Q | First examination report despatched |
Effective date: 20221205 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20230418 |