HU175940B - Piercing roll for simultaneous forming and piercing square pipe blanks - Google Patents
Piercing roll for simultaneous forming and piercing square pipe blanksInfo
- Publication number
- HU175940B HU175940B HUIO000257A HU175940B HU 175940 B HU175940 B HU 175940B HU IO000257 A HUIO000257 A HU IO000257A HU 175940 B HU175940 B HU 175940B
- Authority
- HU
- Hungary
- Prior art keywords
- piercing
- square pipe
- roll
- pipe blanks
- simultaneous forming
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2130577A IT1115271B (it) | 1977-03-16 | 1977-03-16 | Presso-laminatoio perforatore perfezionato |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU175940B true HU175940B (en) | 1980-11-28 |
Family
ID=11179821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HUIO000257 HU175940B (en) | 1977-03-16 | 1978-03-14 | Piercing roll for simultaneous forming and piercing square pipe blanks |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS53115655A (enExample) |
| DE (1) | DE2802741A1 (enExample) |
| ES (1) | ES465421A1 (enExample) |
| FR (1) | FR2383716A1 (enExample) |
| GB (1) | GB1564249A (enExample) |
| HU (1) | HU175940B (enExample) |
| IT (1) | IT1115271B (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG11201905422PA (en) | 2017-01-26 | 2019-08-27 | Daikin Ind Ltd | Humidification device |
| CN111230339A (zh) * | 2020-02-28 | 2020-06-05 | 南京智晟达自动化科技有限公司 | 在线细棒激光打孔设备旋转轴同步校准装置 |
-
1977
- 1977-03-16 IT IT2130577A patent/IT1115271B/it active
- 1977-12-24 ES ES465421A patent/ES465421A1/es not_active Expired
- 1977-12-29 FR FR7739710A patent/FR2383716A1/fr active Granted
- 1977-12-29 GB GB5413877A patent/GB1564249A/en not_active Expired
-
1978
- 1978-01-23 DE DE19782802741 patent/DE2802741A1/de not_active Withdrawn
- 1978-03-02 JP JP2289478A patent/JPS53115655A/ja active Pending
- 1978-03-14 HU HUIO000257 patent/HU175940B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES465421A1 (es) | 1978-09-16 |
| DE2802741A1 (de) | 1978-09-21 |
| FR2383716A1 (fr) | 1978-10-13 |
| FR2383716B3 (enExample) | 1980-10-17 |
| GB1564249A (en) | 1980-04-02 |
| IT1115271B (it) | 1986-02-03 |
| JPS53115655A (en) | 1978-10-09 |
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