IT8048750A0 - Apparecchio e procedimento per la fabbricazione di tubi di acciaio saldati a grande spessore - Google Patents
Apparecchio e procedimento per la fabbricazione di tubi di acciaio saldati a grande spessoreInfo
- Publication number
- IT8048750A0 IT8048750A0 IT8048750A IT4875080A IT8048750A0 IT 8048750 A0 IT8048750 A0 IT 8048750A0 IT 8048750 A IT8048750 A IT 8048750A IT 4875080 A IT4875080 A IT 4875080A IT 8048750 A0 IT8048750 A0 IT 8048750A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- manufacture
- large thickness
- welded steel
- steel tubes
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0822—Guiding or aligning the edges of the bent sheet
-
- 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
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0815—Making tubes with welded or soldered seams without continuous longitudinal movement of the sheet during the bending operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
- B21D5/015—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments for making tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54062244A JPS5938846B2 (ja) | 1979-05-22 | 1979-05-22 | 厚肉鋼管の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8048750A0 true IT8048750A0 (it) | 1980-05-21 |
IT1143981B IT1143981B (it) | 1986-10-29 |
Family
ID=13194527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48750/80A IT1143981B (it) | 1979-05-22 | 1980-05-21 | Apparecchio e procedimento per la fabbricazione di tubi di acciaio saldati a grande spessore |
Country Status (6)
Country | Link |
---|---|
US (1) | US4339941A (it) |
JP (1) | JPS5938846B2 (it) |
CA (1) | CA1138691A (it) |
DE (1) | DE3019593A1 (it) |
FR (1) | FR2457136B1 (it) |
IT (1) | IT1143981B (it) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111112391A (zh) * | 2020-02-26 | 2020-05-08 | 安徽马钢设备检修有限公司 | 一种大直径薄壁卷管焊缝喇叭口的矫正装置及其使用方法 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61296925A (ja) * | 1985-06-24 | 1986-12-27 | Fuji Kikai Kosakusho:Kk | 精密円筒成形方法 |
JPH0563339U (ja) * | 1992-02-05 | 1993-08-24 | 株式会社末廣産業 | 棚板支持構造 |
US5794484A (en) * | 1993-11-23 | 1998-08-18 | Ford Global Technologies, Inc. | Universally making waved parts |
DE19504736C2 (de) * | 1995-02-06 | 2000-10-12 | Mannesmann Ag | U-O-Formbiegeverfahren und -vorrichtung zum Herstellen längsnahtgeschweißter Großrohre |
EP1297910B8 (en) * | 2000-06-09 | 2008-10-01 | Nippon Steel Corporation | Method of producing a high-strength steel pipe |
DE102004046687B3 (de) * | 2004-09-24 | 2006-06-01 | Thyssenkrupp Steel Ag | Verfahren und Vorrichtung zur Herstellung eines längsnahtgeschweißten Hohlprofils |
JP4687890B2 (ja) * | 2005-10-28 | 2011-05-25 | トヨタ自動車株式会社 | 金属曲げ管の矯正方法および矯正用プレス金型 |
US7325435B2 (en) * | 2005-11-15 | 2008-02-05 | Noble International, Ltd. | Method of manufacturing, apparatus and resulting irregular shaped cross section tubes |
KR101014030B1 (ko) * | 2008-08-29 | 2011-02-14 | 현대자동차주식회사 | 와이어링 취부용 플랜지 및 제조공정 |
JP5230676B2 (ja) * | 2010-03-18 | 2013-07-10 | 三菱電機株式会社 | 円筒体の製造方法 |
DE102010037533A1 (de) | 2010-09-14 | 2012-03-15 | Thyssenkrupp Steel Europe Ag | Vorrichtung und Verfahren zur Herstellung zumindest teilweise geschlossener Hohlprofile mit geringer Taktzeit |
CN104203443B (zh) * | 2012-04-02 | 2016-03-16 | 杰富意钢铁株式会社 | Uoe钢管及构造物 |
JP2017084158A (ja) * | 2015-10-29 | 2017-05-18 | 富士電機株式会社 | 円筒形軸状部材およびこれを用いた自動販売機の商品搬出装置 |
CN107081383A (zh) * | 2017-06-18 | 2017-08-22 | 柴德维 | 一种工件冲压成型装置 |
CN110434556B (zh) * | 2019-06-28 | 2020-12-08 | 武汉船用机械有限责任公司 | 管状零件的制造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1068204B (de) * | 1959-11-05 | Großrohrwerk Mann-esmann-Hoesch G.m.b.H., Duisburg-Mündelheim | Presse zum Herstellen von Schliizrohren | |
US977118A (en) * | 1909-11-05 | 1910-11-29 | Hunt Helm Ferris & Co | Method for making slotted tubular tracks. |
US1816534A (en) * | 1927-06-27 | 1931-07-28 | Hume Walter Reginald | Shaping the meeting edges of curved blanks in the manufacture of sheet metal pipes and the like |
US1879077A (en) * | 1929-03-07 | 1932-09-27 | Carlsen Carl | Method of and means for forming pipe blanks |
US1872276A (en) * | 1930-02-24 | 1932-08-16 | Smith Corp A O | Apparatus for and method of forming tubular blanks |
US1879078A (en) * | 1930-04-04 | 1932-09-27 | Carlsen Carl | Method of and means for forming tubular articles |
US2077336A (en) * | 1935-01-07 | 1937-04-13 | Gen Motors Corp | Apparatus for forming circular bushings |
US2889866A (en) * | 1954-06-11 | 1959-06-09 | W B W Tool Company | Apparatus for forming tubular sleeves |
US3253452A (en) * | 1962-10-11 | 1966-05-31 | Weldrite Company | Method and apparatus for forming elongated tubular tapers |
JPS6044050B2 (ja) * | 1976-09-10 | 1985-10-01 | 新日本製鐵株式会社 | 長尺郭状体の多段成形法 |
-
1979
- 1979-05-22 JP JP54062244A patent/JPS5938846B2/ja not_active Expired
-
1980
- 1980-05-09 US US06/148,501 patent/US4339941A/en not_active Expired - Lifetime
- 1980-05-21 FR FR8011362A patent/FR2457136B1/fr not_active Expired
- 1980-05-21 IT IT48750/80A patent/IT1143981B/it active
- 1980-05-21 CA CA000352334A patent/CA1138691A/en not_active Expired
- 1980-05-22 DE DE19803019593 patent/DE3019593A1/de active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111112391A (zh) * | 2020-02-26 | 2020-05-08 | 安徽马钢设备检修有限公司 | 一种大直径薄壁卷管焊缝喇叭口的矫正装置及其使用方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS5938846B2 (ja) | 1984-09-19 |
FR2457136A1 (fr) | 1980-12-19 |
US4339941A (en) | 1982-07-20 |
IT1143981B (it) | 1986-10-29 |
JPS55156618A (en) | 1980-12-05 |
DE3019593C2 (it) | 1987-11-12 |
FR2457136B1 (fr) | 1986-04-18 |
DE3019593A1 (de) | 1981-02-26 |
CA1138691A (en) | 1983-01-04 |
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