SE352252B - - Google Patents
Info
- Publication number
- SE352252B SE352252B SE673068A SE673068A SE352252B SE 352252 B SE352252 B SE 352252B SE 673068 A SE673068 A SE 673068A SE 673068 A SE673068 A SE 673068A SE 352252 B SE352252 B SE 352252B
- Authority
- SE
- Sweden
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
- B21C1/32—Feeding or discharging the material or mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
- B21B25/06—Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Making Paper Articles (AREA)
- Specific Conveyance Elements (AREA)
- Turning (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS358067 | 1967-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE352252B true SE352252B (de) | 1972-12-27 |
Family
ID=5376284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE673068A SE352252B (de) | 1967-05-18 | 1968-05-17 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE715196A (de) |
| DE (1) | DE1752383C3 (de) |
| FR (1) | FR1564381A (de) |
| GB (1) | GB1180004A (de) |
| SE (1) | SE352252B (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2163818A1 (de) * | 1971-12-17 | 1973-06-20 | Mannesmann Roehren Werke Ag | Stopfen fuer rohrwalzwerk |
| CA960885A (en) * | 1972-08-02 | 1975-01-14 | Frederick W. Kruppert | Device for inserting plugs in a plug mill |
| FR2322674A1 (fr) * | 1974-01-10 | 1977-04-01 | Vallourec | Dispositif de changement mecanique de mandrins pour laminoirs |
| US4487049A (en) * | 1981-08-04 | 1984-12-11 | Dnepropetrovsky Metallurgichesky Institut | Working mandrel and method of rolling elongate hollow pieces in a multi-stand continuous mill on same working mandrel |
| DE3132026A1 (de) * | 1981-08-13 | 1983-03-03 | Dnepropetrovskij metallurgičeskij institut, Dnepropetrovsk | Arbeitsteil eines walzdornes und verfahren zum walzen von langgestreckten hohlkoerpern in einem kontinuierlichen mehrgeruestigen walzwerk unter verwendung des genannten arbeitsteils |
| FR2511618B1 (fr) * | 1981-08-18 | 1985-05-31 | Dn Metall | Partie active de mandrin, procede de laminage de pieces creuses longues dans un laminoir continu multicage a l'aide de ladite partie active, et pieces traitees conformement audit procede |
| DE4431389C1 (de) * | 1994-08-25 | 1995-08-10 | Mannesmann Ag | Verfahren und Vorrichtung zum Setzen von Stopfen an Stopfenwalzwerken |
| CN1293953C (zh) * | 2004-03-25 | 2007-01-10 | 烟台鲁宝钢管有限责任公司 | 预穿芯棒的定位方法和装置 |
| CN109719134B (zh) * | 2019-03-06 | 2023-10-20 | 常州九洲创胜特种铜业有限公司 | 铜管轧制机及其工作方法 |
-
1968
- 1968-05-15 BE BE715196D patent/BE715196A/xx not_active IP Right Cessation
- 1968-05-16 GB GB2330668A patent/GB1180004A/en not_active Expired
- 1968-05-17 DE DE19681752383 patent/DE1752383C3/de not_active Expired
- 1968-05-17 SE SE673068A patent/SE352252B/xx unknown
- 1968-05-17 FR FR1564381D patent/FR1564381A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE715196A (de) | 1968-09-30 |
| DE1752383C3 (de) | 1974-08-01 |
| DE1752383B2 (de) | 1974-01-10 |
| DE1752383A1 (de) | 1971-05-19 |
| GB1180004A (en) | 1970-02-04 |
| FR1564381A (de) | 1969-04-18 |