KR900017672A - Rolling method of 5-stage rolling mill, multi-stage rolling mill, temper rolling mill and multi-stage rolling mill - Google Patents

Rolling method of 5-stage rolling mill, multi-stage rolling mill, temper rolling mill and multi-stage rolling mill Download PDF

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KR900017672A
KR900017672A KR1019900007923A KR900007923A KR900017672A KR 900017672 A KR900017672 A KR 900017672A KR 1019900007923 A KR1019900007923 A KR 1019900007923A KR 900007923 A KR900007923 A KR 900007923A KR 900017672 A KR900017672 A KR 900017672A
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roll
work
rolls
rolling mill
diameter
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KR1019900007923A
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KR0144670B1 (en
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요시오 다까꾸라
도시유끼 가지와라
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미다 가쓰시게
가부시기 가이샤 히다찌 세이사꾸쇼
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B13/00Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B37/00Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/28Control of flatness or profile during rolling of strip, sheets or plates
    • B21B37/38Control of flatness or profile during rolling of strip, sheets or plates using roll bending
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B13/00Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/14Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories having counter-pressure devices acting on rolls to inhibit deflection of same under load; Back-up rolls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B13/00Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/02Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
    • B21B2013/026Quinto, five high-stands
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B3/00Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals

Abstract

내용 없음No content

Description

5단 압연기, 다단 압연기, 조질 압연기 및 다단 압연기의 압연방법Rolling method of 5-stage rolling mill, multi-stage rolling mill, temper rolling mill and multi-stage rolling mill

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 실시예에 의한 5단압연기를 나타낸 파단정면도, 제2도는5단압연기의 1실시예를 나타낸 파단 측면도, 제3도는 벤딩력의 작용 조건을 나타낸 본 실시예의 개략도.1 is a fracture front view showing a five-stage rolling mill according to an embodiment of the present invention, FIG. 2 is a broken side view showing one embodiment of a five-stage rolling mill, and FIG. 3 is a schematic view of this embodiment showing the operating conditions of the bending force.

Claims (13)

대략 동일직경의 상하 작업롤과 이 상하롤을 지지하고 이 작업롤의 직경보다 큰 직경을 가진 상하작업롤과 상하작업롤 중의 한쪽과 그 보강롤 사이에 배치되고 작업롤의 직경보다 큰 직경과 보강롤의 직경보다 작은 중간롤을 포함한 5단 압연기에 있어서, 상기 중간롤은 드럼길이가 압연재의 최대판폭 보다 크고 작업롤 밴딩 장치는 상하 작업롤의 각각의 롤단부에 구비되며 중간롤 밴딩 장치가 중간롤의 롤 단부에 구비되는 것을 특징으로 하는 5단 압연기.The upper and lower work rolls having the same diameter and the upper and lower rolls are disposed between one of the upper and lower work rolls and the upper and lower work rolls having a diameter larger than the diameter of the work rolls and their reinforcement rolls, and the diameter and reinforcement larger than the diameter of the work roll. In a five-stage rolling mill including an intermediate roll smaller than the diameter of the roll, the intermediate roll has a drum length greater than the maximum plate width of the rolled material and a work roll bending device is provided at each roll end of the upper and lower work rolls. A five-stage rolling mill, which is provided at the roll end of the intermediate roll. 대략 동일직경의 상하작업롤과 이 상하작업롤을 지지하고 작업롤의 직경보다 큰 직경을 가진 상하보강롤과 상하작업롤의 한쪽과 그 작업롤 사이에 배치된 중간롤을 포함하는 5단 압연기에 있어서, 상기 중간롤은 드럼길이가 압연재의 최대판폭 보다 큰 길이를 가지고 중간롤을 직접지지하는 상기 보강롤은 중간롤의 드럼길이 보다 작은 거리에 걸쳐 중간롤과 접촉하고 작업롤 밴딩장치는 상하작업롤의 각각의 롤 단부에 제공되며 중간롤 밴딩장치가 상기 중간롤의 롤 단부에 구비되는 것을 특징으로 하는 5단 압연기.The five-stage rolling mill includes an up-down work roll of approximately the same diameter and an up-down reinforcement roll supporting the up-and-down work roll and having a diameter larger than the diameter of the work roll, and an intermediate roll disposed between one of the work rolls and the work roll. In the intermediate roll, the drum length is greater than the maximum plate width of the rolled material, and the reinforcement roll directly supporting the intermediate roll contacts the intermediate roll over a distance smaller than the drum length of the intermediate roll, and the work roll banding device is vertically And a middle roll bending device provided at each roll end of the work roll and provided at the roll end of the intermediate roll. 대략 동일직경의 상하작업롤과 이 상하작업롤을 지지하고 작업롤의 직경보다 큰 직경을 가진 상하보강롤과 상하작업롤의 한쪽과 그 작업롤 사이에 배치된 중간롤을 포함하는 5단 압연기에 있어서, 제1및 제2롤 밴딩장치는 상기 중간롤로 직접지지된 작업롤의 한쪽 롤단부와, 상기 보강롤로 직접지지된 작업롤의 다른한쪽의 롤단부에 각각 제공되고 제3롤 밴딩장치는 상기 중간롤의 롤 단부에 구비되고, 상기 제1롤밴딩장치는 작업롤의 한쪽에 배치되고 중간롤에 배치된 제3롤 밴딩장치는 최소한 인크리이즈 밴더기구가 구비되며 작업롤의 다른한쪽에 배치된 상기 제2롤 밴딩장치는 최소한 디키리이즈 밴더 기구가 구비되는 것을 특징으로 하는 압연기.The five-stage rolling mill includes an up-down work roll of approximately the same diameter and an up-down reinforcement roll supporting the up-and-down work roll and having a diameter larger than the diameter of the work roll, and an intermediate roll disposed between one of the work rolls and the work roll. The first and second roll banding devices are respectively provided on one roll end of the work roll directly supported by the intermediate roll, and on the other roll end of the work roll directly supported by the reinforcement roll, and the third roll bending device is The first roll bending device is provided at the roll end of the intermediate roll, and the first roll bending device is disposed on one side of the work roll, and the third roll bending device arranged on the middle roll is provided with at least an incremental bending machine and disposed on the other side of the work roll. And said second roll bending device is provided with at least a dekirizize bending mechanism. 제3항에 있어서, 상기 제1 내지 제3밴딩장치는 각각 작용시킬 수 있는 것을 특징으로 하는 5단 압연기.The five-stage rolling mill according to claim 3, wherein each of the first to third bending devices can be operated. 대략 동일직경의 상하작업롤과 상하작업롤을 지지하고 이 작업롤의 직경 보다 큰 직경을 가진 상하 보강롤과 상하작업롤의 한쪽과 그 작업롤 사이에 배치된 중간롤을 포함하는 5단 압연기에 있어서, 상기 중간롤은 드럼 길이가 압연재의 최대판폭 보다 큰 드럼길이를 가지고 중간롤에 직접 지지하는 보강롤은 압연재의 최소판폭 보다 큰 거리와 압연재의 최대판폭 보다 작은 거리에 걸쳐 중간롤과 접촉하고 상기 제1및 제2롤 밴딩장치는 상하작업롤의 각각의 롤 단부에 구비되며 제3롤 밴딩장치는 중간롤의 롤 단부에 구비되는 것을 특징으로 하는 5단 압연기.The five-stage rolling mill includes an upper and lower work rolls of approximately the same diameter and an upper and lower work rolls having a diameter larger than the diameter of the work rolls and a middle roll disposed between one of the upper and lower work rolls and the work roll. In the intermediate roll, the drum length has a drum length larger than the maximum sheet width of the rolled material, and the reinforcement roll directly supporting the intermediate roll has an intermediate roll over a distance greater than the minimum sheet width of the rolled material and a distance smaller than the maximum sheet width of the rolled material. And the first and second roll bending devices are provided at each roll end of the up and down work rolls, and the third roll bending device is provided at the roll end of the intermediate roll. 압연재의 상하에 압연기의 단부가 롤 셋트의 수가 다르도록 대략 동일 직경의 상하작업롤과 임의의 수의 지지롤과 작업롤을 각각 지지하는 다른수의 지지롤을 포함하는 다단압연기에 있어서, 롤 밴딩장치를 많은쪽 롤을 가진 롤 셋트의 작업롤을 직접 지지하는 지지롤에 설치하여 상기롤 밴딩장치로 제어할 수 있는 압연재의 판크라운의 변화정도를 각각 나타내는 제어차수가 다른 상하 롤 셋트를 배열하고 각각의 롤 밴딩장치로 제어할 수 있는 상하작업롤에 대한 판크라운의 제어차수를 다르게 하기 위하여 상하 롤 셋트의 각각의 작업롤에 롤 밴딩장치를 설치하여 많은쪽 롤을 가진 한쪽의 롤 셋트의 지지롤과 이 롤 셋트의 작업롤과 작은쪽 롤을 가진 다른 한쪽의 롤 셋트의 작업롤을 점차 증가하는 식으로 제어차수 값으로 제어하는 것을 특징으로 하는 다단 압연기.In a multi-stage rolling machine comprising an upper and lower work rolls of approximately the same diameter, an arbitrary number of support rolls, and a different number of support rolls each supporting the work rolls so that the ends of the rolling mill have different numbers of roll sets above and below the rolled material. The upper and lower roll sets with different control orders indicating the degree of change of the plate crown of the rolled material which can be controlled by the roll bending device by installing a banding device on a supporting roll that directly supports the work roll of the roll set having many rolls One roll set with many rolls by installing a roll banding device on each work roll of the top and bottom roll sets in order to vary the control order of the plate crown for the up and down work rolls that can be controlled by each roll bending device. It is characterized in that the control roll value of the supporting roll and the work roll of the roll set and the work roll of the other roll set having the smaller roll are gradually increased. Multistage rolling mill. 제6항에 있어서, 많은쪽의 롤을 가진 한쪽의 셋트의 상기 지지롤에 대한 롤 밴딩장치의 제어차수는 2에 근사한 값으로 설정된 값을 가지며 이 롤 셋트의 작업롤에 대한 장치의 것은 2에 근사한 값으로 설정된 값을 가지며 작은 쪽의 롤을 가진 다른 한쪽의 롤 셋트의 작업롤에 대한 장치의 것은 3에 근사하게 설정된 값을 가지는 것을 특징으로 하는 다단 압연기.7. The apparatus of claim 6, wherein the control order of the roll banding device for the support roll of one set having many rolls has a value set to a value close to two, and that of the apparatus for the work roll of this roll set is equal to two. A multistage rolling mill having a value set to an approximate value and a device for a work roll of the other roll set having a smaller roll, the value being set to be close to three. 제7항에 있어서, 2에 근사한 제어차수의 값이 1.7 내지 1.9의 범위로 설정되고 2에 근사한 제어차수의 값이 2 내지 2.5의 범위로 설정되고 3에 근사한 제어차수의 값이 2.6 이하이고 3을 초과하는 경우에 3.3 이하로 설정되는 것을 특징으로 하는 다단 압연기.8. The value of the control order approximated to 2 is set in the range of 1.7 to 1.9, the value of the control order approximated to 2 is set to the range of 2 to 2.5, and the value of the control order approximated to 3 is 2.6 or less. The multi-stage rolling mill characterized by being set to 3.3 or less when exceeding. 대략 동일 및 더 큰 지경의 상하작업롤과 이 작업롤을 각각 지지하는 상하 보강롤과 롤의 직경들 사이의 범위내에 직경을 가지고 상부작업롤과 상부보강롤 사이에 배치된 중간롤에 있어서, 상기 중간롤은 압연재의 최대판폭보다 드럼 길이가 더크고 작업롤의 드럼 길이가 더 작고 중간롤의 롤 단부에 각각 롤 밴딩장치를 각각 제공하며 상하작업롤의 롤 단부에 각각 롤밴딩장치를 각각 제공하며 상하작업롤의 롤단부에 각각 롤밴딩장치를 구비하여 하부 작업롤에 대한 롤 밴딩 장치에 최소한 디크리이즈 밴더기구로 제공하는 것을 특징으로 하는 5단 조질 압연기.In the middle roll disposed between the upper work roll and the upper reinforcement roll having a diameter within the range between the upper and lower work rolls of approximately the same diameter and larger diameter, and the upper and lower reinforcement rolls supporting the work rolls and the roll diameters, respectively, The intermediate roll has a drum length larger than the maximum plate width of the rolled material, the drum length of the work roll is smaller, and each roll bending device is provided at the roll end of the intermediate roll, and each roll bending device is provided at the roll end of the vertical roll. And a roll bending device provided at each roll end of the upper and lower work rolls to provide a roll bending device for the lower work rolls as at least a decrease bander mechanism. 제9항에 있어서, 상기 상하작업롤의 롤 직경이 450mm이하로 설정되는 것을 특징으로 하는 5단 조질압연기.10. The five-stage temper mill according to claim 9, wherein the roll diameter of the up and down work roll is set to 450 mm or less. 제9항에 있어서, 중간롤을 지접지지하는 보강롤의 드럼길이를 중간롤의 드럼길이 보다 작게 설정하는 것을 특징으로 하는 5단 조질압연기.10. The five-stage temper mill according to claim 9, wherein the drum length of the reinforcing rolls supporting the intermediate rolls is set smaller than the drum length of the intermediate rolls. 대략동일 직경의 상하작업롤과 작업롤 각각을 지지하는 상하보강롤과 상하작업롤의 한쪽과 그 보강롤 사이에 배치된 중간롤을 포함하는 다단압연기의 압연방법에 있어서, 중간롤에 설치된 롤밴딩장치와 이 중간물이 배치된 롤 셋트의 작업롤에 설치된 롤밴딩장치를 모두 압연재의 전길이에 걸쳐 복합판크라운을 제어하도록 작용시키고 보강롤로 직접지지된 작업롤에 설치된 롤밴딩장치를 압연재의 측단부의 판크라운을 제어하도록 작용시킴으로써 압연재의 복합형상제어와 미압연된 압연재의 측단부 폭 제어 양쪽을 실현시키는 것을 특징으로 하는 다단압연기의 압연방법.In the rolling method of a multi-stage rolling mill, comprising a vertical roll and a reinforcing roll supporting each of the upper and lower work rolls of approximately the same diameter, and an intermediate roll disposed between one of the upper and lower work rolls and the reinforcement roll. Both the device and the roll bending device installed on the work roll of the roll set on which this intermediate is placed act to control the composite plate crown over the entire length of the roll material, and the roll bending device installed on the work roll directly supported by the reinforcement roll A method of rolling a multistage rolling mill, characterized by realizing both a composite shape control of a rolled material and a side end width control of an unrolled rolled material by acting to control a plate crown of a side end of the rolled material. 제12항에 있어서, 압하율 작은 조건 및 압연합중이 작은 조건하에서 작용하도록 압연중 상기 롤 밴딩장치를 배열한 것을 특징으로 하는 다단압연기의 압연방법.The rolling method of the multi-stage rolling machine according to claim 12, wherein the roll bending device is arranged during rolling so as to operate under a condition in which the reduction ratio is small and the rolling ratio is small. ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900007923A 1989-05-31 1990-05-31 Five high rolling mill, multi high rolling mill skinpass rolling mill, and rolling method of multi-high rolling mill KR0144670B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP1-136052 1989-05-31
JP89-136052 1989-05-31
JP13605289 1989-05-31
JP1242162A JPH082453B2 (en) 1989-05-31 1989-09-20 5-high rolling mill, multi-high rolling mill, temper rolling mill, and rolling method of multi-high rolling mill
JP1-242162 1989-09-20
JP89-242162 1989-09-20

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KR900017672A true KR900017672A (en) 1990-12-19
KR0144670B1 KR0144670B1 (en) 1998-08-17

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5439349A (en) * 1977-09-05 1979-03-26 Hitachi Ltd Rolling mill
JPS6015402U (en) * 1983-07-06 1985-02-01 石川島播磨重工業株式会社 5-high or 6-high rolling mill

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KR0144670B1 (en) 1998-08-17
JPH082453B2 (en) 1996-01-17

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