JPS5325829B2 - - Google Patents
Info
- Publication number
- JPS5325829B2 JPS5325829B2 JP14328875A JP14328875A JPS5325829B2 JP S5325829 B2 JPS5325829 B2 JP S5325829B2 JP 14328875 A JP14328875 A JP 14328875A JP 14328875 A JP14328875 A JP 14328875A JP S5325829 B2 JPS5325829 B2 JP S5325829B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- 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
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/04—Making uncoated products by direct extrusion
- B21C23/08—Making wire, rods or tubes
- B21C23/085—Making tubes
-
- 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
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/01—Extruding metal; Impact extrusion starting from material of particular form or shape, e.g. mechanically pre-treated
-
- 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
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/03—Making uncoated products by both direct and backward extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
- B21J9/04—Piercing presses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Extrusion Of Metal (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742457780 DE2457780A1 (de) | 1974-12-06 | 1974-12-06 | Anordnung zum lochen eines blockes mittels lochdorn im aufnehmer einer metallstrangpresse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5183057A JPS5183057A (sv) | 1976-07-21 |
| JPS5325829B2 true JPS5325829B2 (sv) | 1978-07-28 |
Family
ID=5932741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14328875A Expired JPS5325829B2 (sv) | 1974-12-06 | 1975-12-01 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5325829B2 (sv) |
| DE (1) | DE2457780A1 (sv) |
| FR (1) | FR2293261A1 (sv) |
| GB (1) | GB1485328A (sv) |
| IT (1) | IT1051838B (sv) |
| SE (1) | SE7512366L (sv) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4165627A (en) * | 1977-08-08 | 1979-08-28 | Wean United, Inc. | Method and apparatus for closing the end of an extruded tube submerged in water |
| FR2529484B1 (fr) * | 1982-07-01 | 1986-03-21 | Secim | Perfectionnement aux procede et dispositifs de filage de tubes par extrusion |
| JP5093170B2 (ja) * | 2009-03-25 | 2012-12-05 | 住友金属工業株式会社 | エルハルト穿孔法、およびエルハルト穿孔用芯金 |
| CN108927416B (zh) * | 2018-07-09 | 2019-07-23 | 中国兵器工业第五九研究所 | 一种开放内型正反挤压复合成形方法 |
| CN120115699B (zh) * | 2025-04-27 | 2025-10-24 | 山东大学 | 一种双面摩擦挤压成形工艺及成形设备 |
-
1974
- 1974-12-06 DE DE19742457780 patent/DE2457780A1/de active Pending
-
1975
- 1975-11-05 SE SE7512366A patent/SE7512366L/sv unknown
- 1975-11-21 GB GB47954/75A patent/GB1485328A/en not_active Expired
- 1975-12-01 JP JP14328875A patent/JPS5325829B2/ja not_active Expired
- 1975-12-05 FR FR7537340A patent/FR2293261A1/fr active Granted
- 1975-12-05 IT IT29993/75A patent/IT1051838B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2293261A1 (fr) | 1976-07-02 |
| DE2457780A1 (de) | 1976-06-16 |
| GB1485328A (en) | 1977-09-08 |
| SE7512366L (sv) | 1976-06-08 |
| AU8726875A (en) | 1977-06-09 |
| IT1051838B (it) | 1981-05-20 |
| JPS5183057A (sv) | 1976-07-21 |
| FR2293261B3 (sv) | 1979-09-21 |