KR100846468B1 - 파이프연결구의 제조방법 - Google Patents
파이프연결구의 제조방법 Download PDFInfo
- Publication number
- KR100846468B1 KR100846468B1 KR1020070042048A KR20070042048A KR100846468B1 KR 100846468 B1 KR100846468 B1 KR 100846468B1 KR 1020070042048 A KR1020070042048 A KR 1020070042048A KR 20070042048 A KR20070042048 A KR 20070042048A KR 100846468 B1 KR100846468 B1 KR 100846468B1
- Authority
- KR
- South Korea
- Prior art keywords
- inner member
- pipe connector
- diameter portion
- short diameter
- pipe
- Prior art date
Links
Images
Classifications
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- 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
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
-
- 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
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/154—Making multi-wall tubes
-
- 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
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
- B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides
-
- 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
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
Description
Claims (4)
- a)관형의 내적부재를 준비하는 단계;b)상기 내적부재보다 길이가 짧고 상기 내적부재의 외경보다 작은 내경을 갖는 관형의 단경부와, 상기 내적부재의 외경보다 큰 내경을 갖는 관형의 장경부를 포함하며, 상기 단경부와 장경부는 내부가 연통되도록 일체로 연결된 외적부재를 준비하는 단계;c)상기 외적부재를 가열한 후 상기 내적부재를 상기 단경부 내측으로 삽입하는 단계;d)상기 단경부 내측과 상기 내적부재의 외측 일부가 접합되도록 상기 외적부재를 냉각하는 단계; 및e)상기 단경부와 상기 내적부재가 접합된 부분을 용접하는 단계를 포함하고,상기 단경부와 상기 내적부재는 끝단이 일치하도록 접합된 것을 특징으로 하는 파이프 연결구의 제조방법.
- 삭제
- 제 1항에 있어서,상기 내적부재는 상기 단경부와 접합되지 않은 외측 일부에 나선을 형성하고,상기 외적부재는 외측에 나선을 형성한 것을 특징으로 하는 파이프연결구의 제조방법.
- 제 1항 또는 제 3항 중 어느 한 항에 있어서,상기 내적부재 및 상기 외적부재는 스테인리스강을 소재로 사용한 것을 특징으로 하는 파이프 연결구의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070042048A KR100846468B1 (ko) | 2007-04-30 | 2007-04-30 | 파이프연결구의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070042048A KR100846468B1 (ko) | 2007-04-30 | 2007-04-30 | 파이프연결구의 제조방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100846468B1 true KR100846468B1 (ko) | 2008-07-17 |
Family
ID=39824625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070042048A KR100846468B1 (ko) | 2007-04-30 | 2007-04-30 | 파이프연결구의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100846468B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101511703B1 (ko) | 2013-12-26 | 2015-04-14 | 주식회사 포스코 | 다중체 캐스크의 제조 방법 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100458324B1 (ko) * | 2003-08-21 | 2004-11-26 | 주식회사 뉴보텍 | 일체형 소켓을 갖는 주름 이중벽관의 제조방법 |
-
2007
- 2007-04-30 KR KR1020070042048A patent/KR100846468B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100458324B1 (ko) * | 2003-08-21 | 2004-11-26 | 주식회사 뉴보텍 | 일체형 소켓을 갖는 주름 이중벽관의 제조방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101511703B1 (ko) | 2013-12-26 | 2015-04-14 | 주식회사 포스코 | 다중체 캐스크의 제조 방법 |
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