DD263806A5 - Vorrichtung zum zentrieren und spannen von miteinander zu verschweissenden rohrwerkstuecken - Google Patents
Vorrichtung zum zentrieren und spannen von miteinander zu verschweissenden rohrwerkstuecken Download PDFInfo
- Publication number
- DD263806A5 DD263806A5 DD30362387A DD30362387A DD263806A5 DD 263806 A5 DD263806 A5 DD 263806A5 DD 30362387 A DD30362387 A DD 30362387A DD 30362387 A DD30362387 A DD 30362387A DD 263806 A5 DD263806 A5 DD 263806A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- clamping
- holding body
- welding area
- free end
- ring parts
- Prior art date
Links
- 238000003466 welding Methods 0.000 title claims abstract description 40
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 210000002435 tendon Anatomy 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 2
- 239000004071 soot Substances 0.000 claims 1
- 210000004243 sweat Anatomy 0.000 claims 1
- 239000007789 gas Substances 0.000 description 13
- 239000011261 inert gas Substances 0.000 description 5
- 241001501536 Alethe Species 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0531—Internal pipe alignment clamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/325—Devices for supplying or evacuating shielding gas
- B23K9/326—Purge gas rings, i.e. devices for supplying or evacuating shielding gas inside of hollow or tubular articles, e.g. pipes, vessels
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Arc Welding In General (AREA)
- Laser Beam Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19868615617 DE8615617U1 (de) | 1986-06-10 | 1986-06-10 | Vorrichtung zum gegenseitigen Zentrieren und Spannen von zwei miteinander zu verschweißenden Rohrkörpern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD263806A5 true DD263806A5 (de) | 1989-01-11 |
Family
ID=6795429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD30362387A DD263806A5 (de) | 1986-06-10 | 1987-06-09 | Vorrichtung zum zentrieren und spannen von miteinander zu verschweissenden rohrwerkstuecken |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS632593A (enrdf_load_stackoverflow) |
| DD (1) | DD263806A5 (enrdf_load_stackoverflow) |
| DE (1) | DE8615617U1 (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0740919B2 (ja) * | 1989-04-28 | 1995-05-10 | 株式会社コージー本舗 | スタフィロコッカス・エピデルミデイスの増殖法および培養基 |
| US5576867A (en) * | 1990-01-09 | 1996-11-19 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Liquid crystal switching elements having a parallel electric field and βo which is not 0° or 90° |
| CN108311830B (zh) * | 2018-04-12 | 2023-07-07 | 河北珠峰铁塔有限公司 | 一种通讯杆三管塔智能焊接设备 |
| CN108994491B (zh) * | 2018-08-30 | 2020-07-24 | 安徽江淮汽车集团股份有限公司 | 一种零部件改制工装 |
| CN111215824B (zh) * | 2020-02-28 | 2021-08-10 | 重庆市荣昌区永世光电设备有限公司 | 钢管杆合缝装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2571997A1 (fr) * | 1984-10-22 | 1986-04-25 | Alsthom Atlantique | Mandrin interne pour operation d'assemblage bout a bout de deux troncons de tube par soudage |
-
1986
- 1986-06-10 DE DE19868615617 patent/DE8615617U1/de not_active Expired
-
1987
- 1987-06-09 DD DD30362387A patent/DD263806A5/de not_active IP Right Cessation
- 1987-06-09 JP JP14451187A patent/JPS632593A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0513759B2 (enrdf_load_stackoverflow) | 1993-02-23 |
| JPS632593A (ja) | 1988-01-07 |
| DE8615617U1 (de) | 1986-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |