JP5871417B1 - 二重管の製造方法 - Google Patents
二重管の製造方法 Download PDFInfo
- Publication number
- JP5871417B1 JP5871417B1 JP2015237034A JP2015237034A JP5871417B1 JP 5871417 B1 JP5871417 B1 JP 5871417B1 JP 2015237034 A JP2015237034 A JP 2015237034A JP 2015237034 A JP2015237034 A JP 2015237034A JP 5871417 B1 JP5871417 B1 JP 5871417B1
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- tube
- tubular body
- semi
- curved
- Prior art date
- 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.)
- Active
Links
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
- F01N13/141—Double-walled exhaust pipes or housings
- F01N13/143—Double-walled exhaust pipes or housings with air filling the space between both walls
-
- 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
-
- 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
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
-
- 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
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1872—Construction facilitating manufacture, assembly, or disassembly the assembly using stamp-formed parts or otherwise deformed sheet-metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
- F01N2450/22—Methods or apparatus for fitting, inserting or repairing different elements by welding or brazing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2530/00—Selection of materials for tubes, chambers or housings
- F01N2530/02—Corrosion resistive metals
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Exhaust Silencers (AREA)
Abstract
Description
Claims (3)
- 湾曲した外管の形状を展開した所定の平面形状に成形した板体を、湾曲した略U字断面に絞り成形して半管体となし、当該半管体の略U字断面の空間内に、前記外管と同様の湾曲形状とした内管を挿入位置させた後、前記内管と半管体を長手方向の一端部で溶接し、この後、前記半管体を前記内管の外方を囲む略円形断面をなすように曲げ成形して半管体の衝合端を溶接して外管とすることを特徴とする二重管の製造方法。
- 絞り成形に先だって、前記板体を前記湾曲方向へ所定の山形に湾曲させた請求項1に記載の二重管の製造方法。
- 外管の端部でこれを縮径させて当該外管の内周を内管の外周に当接させた請求項1又は2に記載の二重管の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015237034A JP5871417B1 (ja) | 2015-12-04 | 2015-12-04 | 二重管の製造方法 |
CN201610139683.8A CN106825107B (zh) | 2015-12-04 | 2016-03-11 | 双重管的制造方法 |
US15/078,222 US10190475B2 (en) | 2015-12-04 | 2016-03-23 | Method for manufacturing a double pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015237034A JP5871417B1 (ja) | 2015-12-04 | 2015-12-04 | 二重管の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5871417B1 true JP5871417B1 (ja) | 2016-03-01 |
JP2017100175A JP2017100175A (ja) | 2017-06-08 |
Family
ID=55362143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015237034A Active JP5871417B1 (ja) | 2015-12-04 | 2015-12-04 | 二重管の製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10190475B2 (ja) |
JP (1) | JP5871417B1 (ja) |
CN (1) | CN106825107B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019189873A1 (ja) * | 2018-03-30 | 2019-10-03 | 日本製鉄株式会社 | 成形品の製造方法 |
CN114473391B (zh) * | 2022-03-04 | 2022-09-20 | 新疆金鑫利达钢管有限公司 | 一种钢管的快速生产方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53138967A (en) * | 1977-05-10 | 1978-12-04 | Shiba Tetsukoushiyo Kk | Exhaust pipe manufacturing process at muffler for internal combustion engine |
JPS60213310A (ja) * | 1984-03-16 | 1985-10-25 | パブレコ エス エイ | 複層管の製造方法 |
JP2000202521A (ja) * | 1999-01-13 | 2000-07-25 | Mazda Motor Corp | パイプの製造方法及び二重排気管の製造方法 |
JP2009220182A (ja) * | 2004-12-21 | 2009-10-01 | Bergrohr Gmbh Siegen | 多層パイプとその製造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56149725A (en) | 1980-04-22 | 1981-11-19 | Alps Electric Co Ltd | Contact and method of manufacturing same |
JPS6149725A (ja) * | 1984-08-13 | 1986-03-11 | Toofure Kk | 二重管の製造方法 |
DE4310272A1 (de) * | 1993-03-30 | 1994-10-06 | Emil Heinrich Friedrich | Verfahren zur Herstellung von mehrschichtigen Verbundrohren mit Metalleinlagen |
JP2000051930A (ja) * | 1998-08-11 | 2000-02-22 | Mazda Motor Corp | 2重管、その製造方法及び2重管の製造に使用する型部材 |
JP2000201521A (ja) * | 1999-01-11 | 2000-07-25 | Iseki & Co Ltd | コンバイン |
CN1107561C (zh) * | 1999-12-14 | 2003-05-07 | 东北大学 | 一种双金属复合管的制造方法 |
CN102821886B (zh) * | 2010-03-26 | 2015-06-24 | 新日铁住金株式会社 | Uoe钢管的制造方法和制造装置 |
-
2015
- 2015-12-04 JP JP2015237034A patent/JP5871417B1/ja active Active
-
2016
- 2016-03-11 CN CN201610139683.8A patent/CN106825107B/zh active Active
- 2016-03-23 US US15/078,222 patent/US10190475B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53138967A (en) * | 1977-05-10 | 1978-12-04 | Shiba Tetsukoushiyo Kk | Exhaust pipe manufacturing process at muffler for internal combustion engine |
JPS60213310A (ja) * | 1984-03-16 | 1985-10-25 | パブレコ エス エイ | 複層管の製造方法 |
JP2000202521A (ja) * | 1999-01-13 | 2000-07-25 | Mazda Motor Corp | パイプの製造方法及び二重排気管の製造方法 |
JP2009220182A (ja) * | 2004-12-21 | 2009-10-01 | Bergrohr Gmbh Siegen | 多層パイプとその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN106825107B (zh) | 2019-03-05 |
US10190475B2 (en) | 2019-01-29 |
US20170159538A1 (en) | 2017-06-08 |
JP2017100175A (ja) | 2017-06-08 |
CN106825107A (zh) | 2017-06-13 |
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