KR840005363A - 튜우브 팽창 장치와 공정 - Google Patents

튜우브 팽창 장치와 공정 Download PDF

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Publication number
KR840005363A
KR840005363A KR1019830003169A KR830003169A KR840005363A KR 840005363 A KR840005363 A KR 840005363A KR 1019830003169 A KR1019830003169 A KR 1019830003169A KR 830003169 A KR830003169 A KR 830003169A KR 840005363 A KR840005363 A KR 840005363A
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KR
South Korea
Prior art keywords
tube
expansion
die
annular space
mandrel
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Application number
KR1019830003169A
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English (en)
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KR900004736B1 (ko
Inventor
갈르 쎄르지 (외 2)
Original Assignee
레옹 세라팽
꽁빠니 위로벤 뒤 지르꼬뉨 세쥬
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Application filed by 레옹 세라팽, 꽁빠니 위로벤 뒤 지르꼬뉨 세쥬 filed Critical 레옹 세라팽
Publication of KR840005363A publication Critical patent/KR840005363A/ko
Application granted granted Critical
Publication of KR900004736B1 publication Critical patent/KR900004736B1/ko

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Classifications

    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/047—Mould construction
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/045—Closing or sealing means
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • 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
    • B21D39/08—Tube expanders
    • 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
    • B21D39/08—Tube expanders
    • B21D39/20—Tube expanders with mandrels, e.g. expandable
    • B21D39/203—Tube expanders with mandrels, e.g. expandable expandable by fluid or elastic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49805—Shaping by direct application of fluent pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Metal Extraction Processes (AREA)
  • Earth Drilling (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

Abstract

내용 없음

Description

튜우브 팽창 장치와 공정
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 장치의 종단면도.
제2도는 제1도의 선 A를 따라 절단한 단면도.
제3도는 본 발명에 따른 장치에 의해 팽창성형후의 튜우브의 일부분 절단면도.
제3도는 본 발명에 따른 다이의 실시예.
* 도면의 주요부분에 대한 부호의 설명
1 : 튜우브 2 : 튜우브단부
5 : 다이 8,9 : 환형조합링
10,11 : 하우징 또는 리세스 12,13 : 원통형, 베어링 표면
15,16 : 필릿 17 : 맨드럴
18 : 내부도관 19 : 반경도관
21,22 : 환형홈 23,24 : 토릭시일
31 : 링 39,40 : 인서어트

Claims (7)

  1. 길이가 긴 원통형 튜우브의 정밀하게 측정된 지역을 팽창성형하는 튜우브 팽창장치에 있어서, 크기와 동일하게 형성된 팽창챔버(14)와 내경이 튜우브(1)의 초기외경과 동일하며 튜우브(1)를 조절하도록 다이(5)에 연장되어 있는 두개의 원통형 베어링 표면(12),(13)를 갖는 양단부가 개구인 분해가능한 튜우브다이와, 맨드럴(17)과 튜우브사이의 환형공간(20)에 연결되어 유체를 주입시키는 하나의 단부를 갖는 내부도관(18)과 맨드럴(17)과 튜우브사이의 환형공간(20)을 한정하고 양측의 팽창챔버(14)를 다이(5)의 원통형 베어링 표면내측에 존재시키기 위해 튜우브와 봉합작용을 하는 공간지점에 설치된 토릭시일(23),(24)을 갖는 튜우브(1)의 다이수용부내에 수용된 맨드럴(17) 즉 환형공간(20)의 양측에 위치하고, 하기하는 홈(21)의 최대깊이보다 크며, 압축에 의해 토릭시일(23)을 외측으로 이동시켜 맨드럴과 튜우브 사이의 압축을 증가시켜 환형공간(20)을 증가시키는 토릭시일(23),(24)을 함유하며, 홈내에 수용된 토릭시일(23),(24)보다 횡폭이 크고, 환형공간(20)의 내측과 외측사이를 횡방향으로 연결시키며 상기 환형공간(20)의 내측에서의 최대깊이에서 외측에서의 최소깊이까지 변화하는 환형홈(21),(22)을 구성하는 맨드럴을 갖는 것을 특징으로 하는 튜우브 팽창장치.
  2. 제1항에 있어서, 다이(5)의 두 베어링표면(12),(13)이 팽창시킬 튜우브의 표면에 대해 다른 마찰계수를 갖는 것을 특징으로 하는 튜우브 팽창장치.
  3. 제1항 또는 2항에 있어서, 상기한 각 홈(21)이 최소한 하나이상의 토릭시일(23)을 갖는 것을 특징으로 하는 튜우브 팽창장치.
  4. 제2항에 있어서, 튜우브(1)의 표면에 대해 마찰계수를 가지는 물질로 제조된 인서어트(39)에 의하여 형성된 다이의 베어링표면(12)가 다른 베어링표면(13)의 마찰계수와 다른것을 특징으로 하는 튜우브 팽창장치.
  5. 길이가 긴 원통형 튜우브의 정밀하게 측정된 지역을 팽창성형하는 튜우브 팽창공정에 있어서, 팽창지역과 튜우브의 단부사이의 간격을 정밀하게 조정하여 팽창작업중 일정하게 유지시킬 때 즉 다이(5)에 팽창챔버(14)와 이것의 양측에 튜우브에 대해 마찰계수가 다른 두개의 원통형 베어링표면(12),(13)을 제공하고, 상기 다이(5)를 튜우브(1)의 단부(33)쪽으로 배치된 마찰계수가 큰 베어링표면(12)이 팽창작업중 일정한 거리를 유지하도록 튜우브성형에 적당하게 위치시켜, 상기 다이(5)내의 튜우브(1)의 내부에 맨드럴(17)을 주입시키고, 팽창챔버(14)의 양측의 다이(5)의 원통형 베어링표면(12),(13)상에 배치된 토릭시일(23),(24)에 의하여 맨드럴(17)과 튜우브(1) 사이의 환형공간(20)을 제한시키고, 상기 환형공간(20)에 맨드럴(17)을 통하여 유압유를 주입시켜, 튜우브(1) 팽창챔버(14)의 벽에 팽창지역을 형성할때까지 유압유를 증가시키는 것을 특징으로 하는 튜우브 팽창공정.
  6. 제5항에 있어서, 팽창작업전에 다이(5)의 단부면(34)와 튜우브(1)의 단부 사이의 거리 L1이 다이(5)의 단부면(34)과 다이(5)의 팽창챔버(14)에의 연결지역(15)의 개시부(35)사이의 거리 L2에 따라 다음식 L=L1+L2에 의해 조절되는 것을 특징으로 하는 튜우브 팽창공정. 단 L은 튜우브의 단부(33)와 팽창작업동안 일정하게 유지되는 튜우브(1)의 팽창지역의 개시부(3) 사이의 거리임.
  7. 제5항 또는 6항에 있어서, 제어용 단내튜우브 또는 핵발전기용 슈트다운 바아(shutdown bars)를 제조하는데 사용되는 것을 특징으로 하는 튜우브 팽창공정.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019830003169A 1982-07-12 1983-07-12 튜우브 팽창 장치와 공정 KR900004736B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR397217 1982-07-12
US397,217 1982-07-12
US06/397,217 US4418556A (en) 1982-07-12 1982-07-12 Precision local expansion shaping process and apparatus for metal tubes of substantial length

Publications (2)

Publication Number Publication Date
KR840005363A true KR840005363A (ko) 1984-11-12
KR900004736B1 KR900004736B1 (ko) 1990-07-05

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KR1019830003169A KR900004736B1 (ko) 1982-07-12 1983-07-12 튜우브 팽창 장치와 공정

Country Status (10)

Country Link
US (1) US4418556A (ko)
EP (1) EP0099307B1 (ko)
JP (1) JPS5921436A (ko)
KR (1) KR900004736B1 (ko)
BR (1) BR8303707A (ko)
CA (1) CA1193527A (ko)
DE (1) DE3361995D1 (ko)
ES (1) ES524022A0 (ko)
FR (1) FR2531882A1 (ko)
ZA (1) ZA835037B (ko)

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Also Published As

Publication number Publication date
EP0099307B1 (fr) 1986-01-29
US4418556A (en) 1983-12-06
EP0099307A1 (fr) 1984-01-25
ES8500775A1 (es) 1984-11-01
KR900004736B1 (ko) 1990-07-05
JPS5921436A (ja) 1984-02-03
FR2531882A1 (fr) 1984-02-24
ES524022A0 (es) 1984-11-01
DE3361995D1 (en) 1986-03-13
JPH0148091B2 (ko) 1989-10-18
BR8303707A (pt) 1984-02-14
ZA835037B (en) 1984-09-26
CA1193527A (en) 1985-09-17

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