KR970009909A - 연속압연방법 - Google Patents

연속압연방법 Download PDF

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Publication number
KR970009909A
KR970009909A KR1019960032974A KR19960032974A KR970009909A KR 970009909 A KR970009909 A KR 970009909A KR 1019960032974 A KR1019960032974 A KR 1019960032974A KR 19960032974 A KR19960032974 A KR 19960032974A KR 970009909 A KR970009909 A KR 970009909A
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South Korea
Prior art keywords
continuous
billet
rolling method
continuous rolling
flash butt
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KR1019960032974A
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English (en)
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KR100205619B1 (ko
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기이치 마츠오
아키라 사카이
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미요시 슌키치
니홍고오깡 가부시키가이샤
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Publication of KR970009909A publication Critical patent/KR970009909A/ko
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Publication of KR100205619B1 publication Critical patent/KR100205619B1/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
    • B21B1/12—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel in a continuous process, i.e. without reversing stands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/36—Single-purpose machines or devices
    • B24B5/38—Single-purpose machines or devices for externally grinding travelling elongated stock, e.g. wire
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
    • B21B1/466—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a non-continuous process, i.e. the cast being cut before rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B15/0085—Joining ends of material to continuous strip, bar or sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
    • B21B1/18—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section in a continuous process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
    • B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically
    • 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
    • Y10T29/49972—Method of mechanical manufacture with separating, localizing, or eliminating of as-cast defects from a metal casting [e.g., anti-pipe]
    • Y10T29/49975—Removing defects
    • 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
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting
    • 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
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting
    • Y10T29/49991—Combined with rolling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)

Abstract

연속주조기⑴에서 연속주조된 빌레트⑽는 연결라인⑿에 바로 공급되어 진다.
그 비렛트 위에 스케일은 스케일제거장치⑶에 의해 제거된다. 그때 선행하는 빌레트의 뒷끝은 연속빌레트를 생산하기 위하여 이동하는 플래쉬 버트용접기⑷를 사용해서 계속되는 빌레트의 앞끝과 용접된다. 용접부⒂ 위에 버(burr)는 이동하는 버(burr)-제거장치⑸안에 연삭기들(51~53)에 의해 제거된다. 그 연속 빌레트는 유도가열기⑹에서 가열되어지고, 그때 압연기 라인에서 연속적으로 압연되어 진다.

Description

연속압연방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명을 위한 HDR 연속압연장치의 개략도,
제 2 도는 본 발명을 위한 이동하는 플래쉬 버트용접기의 개략도,
제 3 도는 위에 설명된 플래쉬 버트용접기의 내부조임쇠의 단면에서 부분적인 측면도,
제 4 도는 제 3 도에 설명된 플래쉬 버트용접기의 내부조임쇠의 정면도,
제 6 도는 원형 빌레트를 위한 이동하는 버(burr)제거장치의 개략정면도,
제 7(a) 도는 사각 빌레트를 위한 이동하는 버(burr)-제거장치의 개략측면도, 제 7(b) 도는 사각 빌레트를 위한 이동하는 버(burr)-제거장치의 개략정면도이다.

Claims (8)

  1. 연속압연방법에 있어서, 연속주조기에 의한 빌레트의 주조단계와; 상기 빌레트들이 주조를 통해 얻어진 열을 내재하고 있는 동안 상기 빌레트들을 계속적으로 차례로 연속주조기에서 압연기로 공급하는 단계와; 선행하는 빌레트의 후단부와 연이어 공급되는 빌레트의 전단부를 연결하여 연속빌레트를 생산하기 위하여 이동중 플래쉬 버트 용접을 사용하는 연속빌레트의 성형단계와; 이동중 연삭기를 이용하여 상기 연속빌레트의 용접부상에 플래쉬 버트 용접에 의해 형성된 버(burr)의 제거단계와; 유도가열기를 이용하여 특정온도까지 상기 연속 빌레트를 가열하는 단계와; 압연기 라인을 통해 가열된 연속빌레트를 압연하는 단계와; 이루어지는 것을 특징으로 하는 연속압연방법.
  2. 제 1항에 있어서, 플래쉬 버트 용접의 적용전에 수압스케일제거장치를 이용하여 상기 빌레트상의 스케일을 제거하는 단계를 포함하는 것을 특징으로 하는 연속압연방법.
  3. 제 1항에 있어서, 플래쉬 버트 용접의 적용전에 기계적인 스케일 제거장치를 이용하여 상기 빌레트상의 스케일을 제거하는 단계를 포함하는 것을 특징으로 하는 연속압연방법.
  4. 제 1항에 있어서, 용접부상의 버(burr)를 연속빌레트의 중심축에 대하여 등각을 이룬 간격과 경사각에서 상기 빌레트의 외주를 따라 복수개의 연삭기를 배치하여 제거하는 단계를 포함하는 것을 특징으로 하는 연속압연방법.
  5. 제 1항에 있어서, 용접부상의 버(burr)를 연삭기의 변위동안 연속빌레트의 이동방향에 따라 복수개의 연삭기를 배치하여 제거하는 단계를 포함하는 것을 특징으로 하는 연속압연방법.
  6. 제 2항에 있어서, 스케일의 제거를 위한 빌레트의 일부는 플래쉬 버트 용접용 전극과 접촉하는 부분으로 되는 것을 특징으로 하는 연속압연방법.
  7. 제 2항에 있어서, 기계적인 스케일 제거장치는 브럿쉬스케일 제거장치인 것을 특징으로 하는 연속압연방법.
  8. 제 4항 또는 제 5항에 있어서, 연삭기는 연삭휘일인 것을 특징으로 하는 연속압연방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960032974A 1995-08-31 1996-08-08 연속압연방법 KR100205619B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP95-223399 1995-08-31
JP7223399A JP3042379B2 (ja) 1995-08-31 1995-08-31 Ｈｄｒ式連続圧延方法

Publications (2)

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KR970009909A true KR970009909A (ko) 1997-03-27
KR100205619B1 KR100205619B1 (ko) 1999-07-01

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US (1) US5787565A (ko)
EP (1) EP0761328B1 (ko)
JP (1) JP3042379B2 (ko)
KR (1) KR100205619B1 (ko)
AT (1) ATE185292T1 (ko)
DE (1) DE69604548T2 (ko)

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Also Published As

Publication number Publication date
EP0761328A1 (en) 1997-03-12
JPH0966301A (ja) 1997-03-11
US5787565A (en) 1998-08-04
ATE185292T1 (de) 1999-10-15
JP3042379B2 (ja) 2000-05-15
EP0761328B1 (en) 1999-10-06
DE69604548T2 (de) 2000-02-17
DE69604548D1 (de) 1999-11-11
KR100205619B1 (ko) 1999-07-01

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