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    • 1. 发明专利
    • Roll gap measuring device
    • 辊隙测量装置
    • JP2009274129A
    • 2009-11-26
    • JP2008130461
    • 2008-05-19
    • Nippon Steel CorpPower Mnc Co Ltd新日本製鐵株式会社株式会社パワーエムエヌシー
    • MARUKI YASUOSANJO SATORUIWASAKI JUNYAYANO TAKAYUKINISHIHARA TAKASHISHIRAGAMI TAKAYUKIJEON JAE YOUNGHERR JEE-HAINGPARK KYU-CHOL
    • B22D11/16
    • B22D11/08
    • PROBLEM TO BE SOLVED: To measure a roll gap with high accuracy for a long time by suppressing a phenomenon in which a foreign substance is stuck while ensuring the safety of a sensor head without changing the length of protrusion of the sensor head from a sensor housing. SOLUTION: A sensor head 11 is constituted of a body 11a and a head portion 11b conically continuing to the end of the body 11a and having a shape in which a top of the head portion is bent like convex for a roll 4 side, and an annular step portion 11e is provided between the lower end of the head portion 11b and the upper end of the body 11a. In the device, the sensor head 11 which has contacted the roll 4 is pressed downward, and when the lower end of the head portion 11b enters the sensor housing 12, a receiving portion A having an annular band-like bottom surface is formed, and a foreign substance x is received in the step difference 11e. When the sensor head 11 moves back to the original position, the foreign substance x is pushed out as it is by the step difference 11e, thereby preventing sticking of the foreign substance. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了在不改变传感器头的突出长度的同时确保传感器头的安全性,通过抑制异物粘附的现象来长时间地高精度地测量辊间隙 传感器外壳。 解决方案:传感器头11由主体11a和头部11b构成,头部11b圆锥形连续到主体11a的端部,并且具有头部的顶部弯曲成为辊4侧的凸起的形状 并且在头部11b的下端和主体11a的上端之间设置有环状台阶部11e。 在该装置中,已经接触到辊4的传感器头11被向下按压,并且当头部11b的下端进入传感器壳体12时,形成具有环形带状底表面的容纳部分A,并且 在步差11e中接收到异物x。 当传感器头11移回到初始位置时,异物x按步骤差11e被推出,从而防止异物粘附。 版权所有(C)2010,JPO&INPIT
    • 2. 发明专利
    • Method and instrument for measuring interval of rolls for continuous caster
    • 用于测量连续铸造辊的间距的方法和仪器
    • JP2006231350A
    • 2006-09-07
    • JP2005046895
    • 2005-02-23
    • Nippon Steel Corp新日本製鐵株式会社
    • NISHIHARA TAKASHISHIRAGAMI TAKAYUKIYANO TAKAYUKI
    • B22D11/16
    • PROBLEM TO BE SOLVED: To provide a method and an instrument for measuring the interval of rolls for a continuous caster, wherein the abnormality of bearing for receiving the roll shaft can be detected at early time by measuring the interval of the rolls only at one time.
      SOLUTION: The method for measuring the interval of the rolls for the continuous caster, is characterized in that in the method for measuring roll interval, that is for measuring the interval of the faced roll pair 2 by passing the roll interval measuring instrument 1 through in a cast slab passage of the continuous caster, at least at two positions in the width direction of the cast slab and two positions in the casting direction, the interval D of the roll pair, is measured, the interval D of roll pair is divided into a factor W having a fixed value independently of roll-rotation and a factor variable in a sinusoidal state depending on the roll-rotation, and the factor variable in the sinusoidal state is varied in phase at two positions in the width direction of the cast slab and also, this amplitude of vibration (a) is kept to have a fixed ratio at two positions in the width direction of the cast slab, and based on the measured result of the interval of the roll pair 2, the factor W having the fixed value is calculated.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于测量连续脚轮的辊间隔的方法和仪器,其中通过仅测量辊的间隔可以在早期检测用于接收辊轴的轴承的异常 一次 解决方案:连续铸造辊的间隔测量方法的特征在于,在辊间隔测量方法中,即通过辊间隔测量仪测量面对辊对2的间隔的方法 在连续铸造机的铸坯通道中,至少在铸坯的宽度方向上的两个位置和铸造方向上的两个位置测量轧辊对的间隔D,轧辊对的间隔D 被分为具有与滚动旋转无关的固定值的因子W和根据滚动旋转的正弦状态的因子变量,并且正弦状态中的因子变量在宽度方向上的两个位置处相位变化 铸造板坯,并且振幅(a)的振幅在铸坯的宽度方向上的两个位置处保持固定比例,并且基于辊对2的间隔的测量结果,因子 计算具有固定值的W。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • Instrument and method for detecting roll-rotation abnormality in continuous-casting facility
    • 用于检测连续铸造设备中的滚动不正常性的仪器和方法
    • JP2008246494A
    • 2008-10-16
    • JP2007087704
    • 2007-03-29
    • Nippon Steel Corp新日本製鐵株式会社
    • YANO TAKAYUKI
    • B22D11/16B22D11/08
    • PROBLEM TO BE SOLVED: To accurately detect the rotation abnormality of the roll arranged in a continuous-casting facility.
      SOLUTION: The roll-rotation abnormality detecting instrument 30 for detecting the rotation abnormality of the rolls 14 in the continuous-casting facility is provided with: a first roll abutting surface 71 for abutting on the roll 13; a second roll abutting surface 72 for abutting on the roll 14; an abutting surface energizing member 45 for energizing so as to mutually separate the first roll abutting surface 71 and the second roll abutting surface 72; and a friction force detecting mechanism 51 for detecting the friction force loaded in the direction along the passing-through direction D
      1 to the second roll abutting surface 72. The first roll abutting surface 71 can simultaneously be abutted to the two rolls 13 set side by side, and the second roll abutting surface 72 can simultaneously be abutted to two rolls 14 set side by side.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:精确地检测连续铸造设备中布置的辊的旋转异常。 解决方案:用于检测连续铸造设备中的辊14的旋转异常的滚动转动异常检测装置30设置有:抵靠辊13的第一辊抵接面71; 用于抵接在辊14上的第二辊抵接表面72; 用于激励以相互分离第一辊抵接表面71和第二辊抵靠表面72的邻接表面激励构件45; 以及摩擦力检测机构51,用于检测沿着通过方向D 1 的方向加载到第二辊抵接面72的摩擦力。第一辊抵接面71可以同时抵靠 并列设置的两个辊13,并且第二辊抵接面72可以同时与两个并排设置的辊14抵接。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Apparatus and method for detecting abnormality of bearing for roll in continuous casting machine
    • 检测连续铸造机滚子轴承异常的装置及方法
    • JP2006247687A
    • 2006-09-21
    • JP2005066189
    • 2005-03-09
    • Nippon Steel Corp新日本製鐵株式会社
    • YANO TAKAYUKI
    • B22D11/16B22D11/128G01B21/16
    • PROBLEM TO BE SOLVED: To quickly and accurately detect the abnormality of a bearing for a roll in a continuous casting machine. SOLUTION: In a continuous casting machine having a pair of rolls 2, 3 arranged at a specified interval in the casting direction so as to catch a cast slab, the abnormality of the bearings 4a, 4a, 5a, 5b for rotatably supporting both end portions of the respective rolls 2, 3 is detected by the present apparatus and method. Distances L1, L2 between a pair of the rolls 2, 3 in at least two opposite positions are measured, and then the difference (L1-L2) of the measured distances in the at least two positions is calculated, and also the differences (ΔL1, ΔL2) between the distances L1, L2 and the measured distances before the measurement in the respective measuring positions are calculated. When the respective calculated distances exceed preset threshold values, it is judged that the bearings for the rolls shifted so as to exceed the preset threshold value are abnormal. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:快速准确地检测连续铸造机中的辊的轴承的异常。 解决方案:在具有在铸造方向上以规定间隔布置以便卡住铸坯的一对辊2,3的连续铸造机中,用于可旋转地支撑的轴承4a,4a,5a,5b的异常 通过本装置和方法检测各辊2,3的两端部。 测量至少两个相对位置的一对辊2,3之间的距离L1,L2,然后计算至少两个位置中的测量距离的差(L1-L2),并且还计算差值(ΔL1 ,ΔL2)和各测量位置之间的测量距离之间的关系。 当相应的计算出的距离超过预设的阈值时,判断为使超过预设阈值的辊移动的轴承是异常的。 版权所有(C)2006,JPO&NCIPI
    • 5. 发明专利
    • Roll diagnostic method
    • 滚动诊断方法
    • JP2009274130A
    • 2009-11-26
    • JP2008130466
    • 2008-05-19
    • Nippon Steel Corp新日本製鐵株式会社
    • MARUKI YASUOIWASAKI JUNYASANJO SATORUYANO TAKAYUKINISHIHARA TAKASHISHIRAGAMI TAKAYUKI
    • B22D11/128B22D11/08
    • B22D11/20
    • PROBLEM TO BE SOLVED: To predict the time when a roll is broken due to a bearing of the roll in a continuous casting apparatus. SOLUTION: A roll gap measurement device installed on a dummy bar 1 passing through a cast piece passage of the continuous casting apparatus previously measures the gap between oppositely provided rolls 4 and 5 at a plurality of times with time interval. The time-series tendency of the difference between the measured result and a reference value is checked, and the time period when the difference becomes not less than a predetermined value is estimated based on the time-series tendency of last time, and the time period is determined to be the time of breakage of the roll. Thus, the rolls can each be replaced before breakage of a bearing. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:预测由于连续铸造设备中的辊的轴承而导致辊破裂的时间。 解决方案:安装在通过连续铸造设备的铸件通道的虚拟棒1上的辊隙测量装置预先以时间间隔多次测量相对设置的辊4和5之间的间隙。 检查测量结果与参考值之间的差异的时间序列趋势,并且基于上次的时间序列趋势来估计该差变为不小于预定值的时间段,并且时间段 被确定为卷的破损时间。 因此,在轴承断裂之前可以更换辊。 版权所有(C)2010,JPO&INPIT