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    • 1. 发明公开
    • METHOD OF MANUFACTURING METAL FOIL
    • VERFAHREN ZUR HERSTELLUNG VON METALLFOLIE
    • EP0987065A4
    • 2002-06-26
    • EP99909303
    • 1999-03-23
    • KAWASAKI STEEL CO
    • MIYATA TAKESHIMATSUBARA TSUTOMUYAMAGUCHI YASUHIROKAMIMARU AKINOBUSAISU MASAHARU
    • B21B1/28B21B1/40B21B27/00B21B1/22B21B1/36
    • B21B1/40B21B1/28B21B27/00
    • A method of manufacturing metal foil capable of a high-efficient rolling without sacrifice in a metal foil shape; specifically, a method of manufacturing metal foil not larger than 0.2 mm in thickness by cold rolling in a plurality of passes, wherein rolling is effected by using a soft work roll during rolling ranging from a first pass to a pass preceding a kiss rolling occurrence, rolling reduction of higher than 30 % is accomplished by using a hard work roll in a pass where kiss rolling occurs and rolling reduction of not higher than 20 % is accomplished by using a soft work roll in a final pass or in a pass preceding the final pass and the final pass. When a hard work roll is to be used, a decision for kiss rolling is made anew and a target load in the relative pass is adjusted accordingly.
    • 通过高效率地进行轧制而不产生任何缺陷的产品来制造金属箔的方法。 通过使用软工作辊从第一次通过到接吻前的通过,在多次冷轧之后制造厚度为0.2mm以下的金属箔,在该过程中可能发生辊的接吻,使用硬 用于进行厚度超过30%的接吻的工作辊,并且使用软工作辊进行最后的或最后的两次通过,减少20%或更少。 再次判断当使用硬卷时有任何滚动接吻的可能性,并且根据该判断的结果来控制用于接吻的压力。
    • 3. 发明公开
    • METHOD AND DEVICE FOR TAKING UP METAL FOIL
    • VERFAHREN UND VORRICHTUNG ZUM AUFWICKELN VON METALLFOLIE
    • EP1005922A4
    • 2003-01-29
    • EP99909339
    • 1999-03-25
    • KAWASAKI STEEL CO
    • MIYATA TAKESHIMATSUBARA TSUTOMUYAMAGUCHI YASUHIROKAMIMARU AKINOBU
    • B21B15/00B21C47/00B21C47/34B21B27/02B21B13/20B21C47/02
    • B21C47/003B21B2015/0057B21C47/34
    • A device for taking up a metal foil capable of preventing wrinkling, wherein a wrinkle smoothing-out roll (3a) is fixed to a carriage (3d), which moves in a direction perpendicular to a moving path of a piston (3b), via a cylinder (3c) for linearly expanding and contracting the piston (3b) and they are arranged in a position on a plane on which the wrinkle smoothing-out roll (3a) crosses at right angles the rotation shaft of a tension reel (2) so as to be movable along the longitudinal direction of a steel sheet (S). A control device (10) calculates a target angle of contact ( theta *), to permit wrinkling prevention, of the steel sheet (S) with respect to the wrinkle smoothing-out roll (3a) according to the thickness (t) and the width (L) of the steel sheet (S) and adjusts the position of the roll (3a) by driving the cylinder (3c) and the carriage (3d) so that the calculated angle of contact agrees with an actual angle of contact ( THETA ) calculated from the stroke of the piston (3b) and the moving distance of the carriage (3d). Since, during a take-up operation, the wrinkle smoothing-out roller (3a) is automatically adjusted in its position according to a change in coil diameter, wrinkling is prevented without an operator's intervention.
    • 金属箔卷绕装置中卷曲的发生容易。 为此目的,通过使活塞(3b)的延伸/收缩的气缸(3c),将抗卷曲辊(3a)固定在与活塞(3b)的移动轨迹垂直的方向上移动的车辆(3d) ),并且它们设置在能够沿着钢板(S)的纵向方向移动的位置,该平面内的抗卷曲辊(3a)垂直于张力的旋转轴线 卷轴。 控制装置(10)根据厚度(t)和宽度(L)计算能够避免产生卷曲的抗卷曲辊(3a)的钢板(S)的目标卷取角度(& ),并且驱动气缸(3c)和车辆(3d),使得计算出的角度与从活塞(3b)的行程量计算出的实际上升角度THETA对齐,移动 车辆(3d)等的量来调整抗卷曲辊(3a)的位置。 由于防卷缩辊3a的位置例如根据卷取期间的线圈直径的变化而自动控制,所以可以容易地避免卷曲的发生,而不会对操作者施加负担。
    • 6. 发明专利
    • NO-BURR TRIMMING METHOD FOR STEEL PLATE
    • JPH03154706A
    • 1991-07-02
    • JP28866589
    • 1989-11-08
    • KAWASAKI STEEL CO
    • MATSUBARA TSUTOMUMATSUDA AKIRAAKUTSU SHOJI
    • B23D19/06
    • PURPOSE:To decrease a trouble due to non-separation of a lug scrap and a steel plate and to improve the work efficiency by shearing the side portion of a steel plate to such a depth not to be separated, then bending the same in the cross direction at a designated angle by a bending roll, and applying deformation for bending back. CONSTITUTION:After a side portion 3 of a steel plate 4 is sheared by a trim cutter to such a depth not to be separated, a small-diameter upper lug scrap portion bending roll 7 and a lower lug scrap portion bending roll 8 are installed with a gradient to the cross direction of the steel plate, and the lug scrap portion 3 is clamped by the upper and lower rolls 7, 8 and bent at alpha deg.. Then, the portion 3 is bent back by the second roll, and sheared by the second roll. The residual stress is given to the above by bending moment before shearing, whereby the steel plate 4 and the lug scrap portion 3 can be easily separated by the second roll. Though the clearance L for enabling no-burr trimming is 5 - 20% of the board thickness in the conventional method and it is narrow, the clearance L can be enlarged about two or five times by alpha=10 deg..
    • 10. 发明专利
    • METHOD FOR MEASURING SHAPE OF STEEL PLATE
    • JPH01207614A
    • 1989-08-21
    • JP3100788
    • 1988-02-15
    • KAWASAKI STEEL CO
    • MATSUBARA TSUTOMUSHIMOYAMA YUJIONISHI TAKEOAKIZUKI TOSHIO
    • G01B11/24G01B21/20
    • PURPOSE:To measure steepness with high accuracy by measuring the apparent length of a steel plate which has a local extension part to a plane and then measuring the actual length of the steel plate after the local extension part is flattened. CONSTITUTION:A movable pair of a projector 3 and a photodetector 5 are suspended from a beam 6 provided above a surface plate 2 so that both end parts of the steel plate 1 can be detected. The light beam 4a projected by the projector 3 is reflected by the surface plate 2 and its reflected light 4b is detected by the photodetector 5. Then the steel plate 1 in a locally extended shape to be measured is mounted on the surface plate 2 first and while the projector 3 and photodetector 5 are moved in the width direction of the steel plate 1, the apparent length L0 of the steel plate 1 is measured. Then a weight is placed on the steel plate 1 and the actual length L1 is measured while the steel plate 1 is flattened. The apparent length L0 and actual length L1 are inputted to a steepness storage, arithmetic, and display device 7 at each time and stored, and the steepness is calculated from a specific expression while made to correspond to each measurement point, so that the result is displayed.