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1. 发明专利

JP2006189390A Optical displacement measuring method and device 审中-公开
标题翻译：光学位移测量方法和装置
公开(公告)号：JP2006189390A
公开(公告)日：2006-07-20
申请号：JP2005002924
申请日：2005-01-07
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUNO MAKOTO , NAGAMUNE AKIO
IPC分类号： G01B11/00
摘要： PROBLEM TO BE SOLVED: To provide an optical displacement measuring method and a device having high measurement accuracy, and hardly generating a shadow effect. SOLUTION: Light beams 2, 2' are irradiated so as to cross each other respectively from two floodlights 1a, 1b toward a measuring surface 20a from different directions, and each reflected light is imaged on an image sensor 4 through a lens 3. The interval ΔX between two light receiving spots 5, 5' corresponding to each light beam 2, 2' appearing on the image sensor 4 at that time is measured. Displacement of the measuring surface can be determined by measuring ΔX, by determining beforehand a relation between displacement of the measuring surface 20a and ΔX by a calibration test piece or the like. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种光学位移测量方法和具有高测量精度并且几乎不产生阴影效应的装置。解决方案：从两个泛光灯1a，1b分别从不同方向照射到彼此相交的光束2,2'，并且每个反射光通过透镜3成像在图像传感器4上测量与此时出现在图像传感器4上的每个光束2,2'相对应的两个光接收点5,5'之间的间隔ΔX。测量面的位移可以通过以下方式来测定ΔX：通过预先确定测量表面20a的位移与校准测试片等的ΔX之间的关系来确定。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2006189389A Optical thickness measuring method and device 审中-公开
标题翻译：光学厚度测量方法和器件
公开(公告)号：JP2006189389A
公开(公告)日：2006-07-20
申请号：JP2005002923
申请日：2005-01-07
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUNO MAKOTO , YAHIRO KAZUHIRO
IPC分类号： G01B11/06
摘要： PROBLEM TO BE SOLVED: To provide an optical thickness measuring method and a device having high measurement accuracy, capable of correcting an influence of inclination with an inexpensive compact device constitution without adding separately a measuring means for correction, even when a measuring object is inclined.
SOLUTION: An optical range finder 10a comprising a floodlighting means 1A, a lens 3a, an image sensor 4a, an image processing means 6a and a distance operation means 7a is arranged on the upper side of the measuring object 20, and the distance to a measuring surface 20a is measured. Similarly, an optical range finder 10b is arranged on the under side of the measuring object 20, and the distance to a measuring surface 20b is measured. At least in either optical range finder, light beams are irradiated so as to cross each other from two floodlights toward the measuring surface from different directions, and the distance to the measuring surface is measured from the interval between two light receiving spots imaged on an image sensor. When the inclination of the measuring object cannot be ignored, the inclination is corrected by an inclination correction operation means 9 by utilizing information of a midpoint position between the two light receiving spots.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种光学厚度测量方法和具有高测量精度的装置，其能够以便宜的紧凑的装置结构来校正倾斜的影响，而不另外添加用于校正的测量装置，即使当测量对象是倾向解决方案：包括泛光装置1A，透镜3a，图像传感器4a，图像处理装置6a和距离操作装置7a的光学测距仪10a布置在测量对象20的上侧，并且测量到测量表面20a的距离。类似地，在测量对象20的下侧布置有光学测距仪10b，并且测量到测量表面20b的距离。至少在光学测距仪中，照射光束从两个泛光灯朝不同方向的测量表面彼此交叉，并且从测量图像上的两个光接收点之间的间隔测量到测量表面的距离传感器。当测量对象的倾斜度不能被忽略时，倾斜校正操作装置9通过利用两个光接收点之间的中点位置的信息来校正倾斜度。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2005156431A Apparatus and method of measuring plate width 审中-公开
标题翻译：测量板宽度的装置和方法
公开(公告)号：JP2005156431A
公开(公告)日：2005-06-16
申请号：JP2003397273
申请日：2003-11-27
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUNO MAKOTO , TORAO AKIRA , YAMAMOTO KATSUSHI , YAHIRO KAZUHIRO
IPC分类号： G01B11/02
摘要： PROBLEM TO BE SOLVED: To precisely measure a plate width at a high response speed, using a simple apparatus structure eliminating the need for extra equipment or the like.
SOLUTION: An optical filter composed of interference filters 31a, 32a or the like, by which transmission wavelength, is varied spatially in a direction in which a sheet steel 10 whose width is the object to be measured is conveyed, is arranged in front of light-receiving sections of area sensor cameras 21, 22 being respectively disposed at both ends in the width direction of the sheet steel 10. At least two kinds of scanning line signals whose transmission wavelengths differ from each other, are extracted from imaging data of the area sensor cameras 21, 22, by using scanning line signal extracting means 41, 42. Then, a scanning line signal whose signal level is in a suitable state for measuring, is selected from the at least two kinds of scanning line signals being extracted, and the plate width of the sheet steel 10 is calculated by a plate width calculating means 50, based on the selected scanning line signal, thereby enabling the board width of the sheet steel 10 to be precisely measured at the high response speed, without the need for temperature measuring equipment or the like.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了以高响应速度精确地测量板宽，使用简单的装置结构，消除了对额外设备等的需要。解决方案：由干涉滤光器31a，32a等构成的滤光器，其透射波长在空间上沿其宽度被测量对象的钢板10被输送的方向变化，布置在区域传感器摄像机21,22的光接收部分的前面分别设置在钢板10的宽度方向的两端。传输波长彼此不同的至少两种扫描线信号从成像数据中提取出来通过使用扫描线信号提取装置41,42，区域传感器摄像机21,22的区域传感器摄像机21,22。然后，从至少两种扫描线信号中选择其信号电平处于用于测量的合适状态的扫描线信号并且基于所选择的扫描线信号，通过板宽度计算装置50计算出钢板10的板宽，从而使得钢板10的板宽度能够精确地以高响应速度测量，而不需要温度测量设备等。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2005105343A Method for measuring worn quantity of tuyere in smelting vessel 审中-公开
标题翻译：用于测量火炉中涡轮数量的方法
公开(公告)号：JP2005105343A
公开(公告)日：2005-04-21
申请号：JP2003339888
申请日：2003-09-30
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： HOSOHARA SEIJI , KIYOTA SADAKIMI , OKUNO MAKOTO
IPC分类号： G01B7/02 , C21C5/46 , C21C5/48 , F27D1/00 , F27D21/00 , G01B15/00
CPC分类号： Y02P10/212
摘要： PROBLEM TO BE SOLVED: To provide a method for measuring a worn quantity of a tuyere in a furnace for smelting a molten metal in a high-temperature, which more precisely and stably measures a length of the remaining tuyere than before while employing a pulse electric method, and to provide a device for measuring the worn quantity. SOLUTION: The method for measuring the worn quantity of the tuyere in the smelting vessel while employing the pulse electric method comprises arranging a sensor cable 2 along a periphery of a metal tube 11 of the tuyere that consists of the metal tube which is placed on a side wall or bottom of the smelting vessel, and blows a gas or a gas mixed with a powder into the molten-metal held in the smelting vessel, and a refractory material 12 for protecting the periphery, and detecting the remaining length of the sensor cable by applying a pulsed potential signal to the sensor cable from the outside of the vessel and measuring a period of time necessary for reflection, wherein the arrangement of the sensor cable is improved specifically into the state of being spirally wound on the periphery of the metal tube. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于测量在高温熔融熔融金属炉中的风口的磨损量的方法，其更加精确和稳定地测量剩余风口的长度，同时使用脉冲电法，并提供用于测量磨损量的装置。＆lt; P＆gt;解决方案：采用脉冲电法测量熔融容器中的风口的磨损量的方法包括沿着由金属管组成的风口的金属管11的周边布置传感器电缆2，放置在熔融容器的侧壁或底部，并将与粉末混合的气体或气体吹入保持在冶炼容器中的熔融金属中，以及用于保护周边的耐火材料12，并且检测剩余长度所述传感器电缆通过从所述容器的外部向所述传感器电缆施加脉冲电位信号并且测量反射所需的时间段，其中所述传感器电缆的布置特别地改进为螺旋缠绕在所述传感器电缆的外围的状态金属管。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2004157114A Method and instrument for measuring material thickness 有权
公开(公告)号：JP2004157114A
公开(公告)日：2004-06-03
申请号：JP2003324535
申请日：2003-09-17
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUNO MAKOTO , SATO HIDEO , KLEIN MARVIN , POUET BRUNO
IPC分类号： G01B17/02 , G01N29/00 , G01N29/18
CPC分类号： G01B17/02
摘要： PROBLEM TO BE SOLVED: To precisely measure a thickness of a material by simple instrument constitution, even when a material temperature is fluctuated.
SOLUTION: A surface of the material 100 is irradiated with a laser beam to generate an ultrasonic wave inside the material, and the thickness of the material is calculated based on a longitudinal wave and a propagation time of a mode transformation wave in the material.
COPYRIGHT: (C)2004,JPO

6. 发明专利

JP2003279340A Measuring method for thickness of material 有权
标题翻译：材料厚度测量方法
公开(公告)号：JP2003279340A
公开(公告)日：2003-10-02
申请号：JP2002087031
申请日：2002-03-26
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUNO MAKOTO
IPC分类号： G01B17/02
摘要： PROBLEM TO BE SOLVED: To measure the thickness of a material with high accuracy.
SOLUTION: An ultrasonic multiple bottom-face echo from the bottom face of the material is detected, propagation times (t
2 , t
4 , t
6 ) and (t
1 , t
3 , t
5 ) of at least three bottom-face echoes (B2, B4, B6) and (B1, B3, B5) at different phases are measured, and the thickness of the material is calculated on the basis of a relational expression between the propagation times and an amount related to a ratio s/d of a distance (s) between ultrasonic transmitting-receiving positions to the thickness (d) of the material.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：以高精度测量材料的厚度。
解决方案：检测材料底面的超声波多重底面回波，传播时间（t SB> 2 ，t 4 ，t SB 至少三个底面回波（B2，B4，...）和（t 1 ，t SB> 3 t 5 SB） B6）和（B1，B3，B5），并且基于传播时间和与s / d之间的距离（s）相关的量的关系表达式来计算材料的厚度）在超声波发射接收位置与材料的厚度（d）之间。版权所有（C）2004，JPO

7. 发明专利

JP2008275424A Surface inspection device 审中-公开
标题翻译：表面检查装置
公开(公告)号：JP2008275424A
公开(公告)日：2008-11-13
申请号：JP2007118905
申请日：2007-04-27
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUNO MAKOTO , KAZAMA AKIRA , SAKAI JUN , GOTO SHINJI
IPC分类号： G01N21/892 , C23C2/00
摘要： PROBLEM TO BE SOLVED: To provide a surface inspection device for stably inspecting minute surface flaws on an inspected surface without being affected by noise from a sound part.
SOLUTION: An imaging device 3 receives reflected light of illumination light projected from a light source 2 onto a surface of a steel plate 1 to obtain an image signal on the surface of the steel plate. Spatial resolution of the imaging device 3 is caused to be 0.2 mm or less while the imaging device 3 is disposed on the same side as the light source 2 relative to the direction 1a of the normal to the steel plate 1 at a projecting position. An incidence angle α of the illumination light from the light source 2 to the surface of the steel plate is set at an angle between 60° and 80° while a light receiving angle β1 of the imaging device 3 is set at an angle between 20° and α.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于在被检查表面上稳定地检查微小表面缺陷而不受声部噪声影响的表面检查装置。解决方案：成像装置3将从光源2投射的照明光的反射光接收到钢板1的表面上，以获得钢板表面上的图像信号。成像装置3的空间分辨率在0.2mm以下，而成像装置3在突出位置处相对于钢板1的法线方向1a设置在与光源2相同的一侧。将来自光源2的照明光到钢板表面的入射角α设定为60°至80°之间的角度，同时将成像装置3的光接收角β1设定为20° 和α。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2008096294A Method and apparatus for measuring bent shape 有权
标题翻译：测量弯曲形状的方法和装置
公开(公告)号：JP2008096294A
公开(公告)日：2008-04-24
申请号：JP2006278558
申请日：2006-10-12
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： OKUNO MAKOTO , YAHIRO KAZUHIRO , SUZUKI KENSHIYO , YAMAMOTO OSAMU
IPC分类号： G01B21/20
摘要： PROBLEM TO BE SOLVED: To provide a bent shape measuring method and apparatus suitable for acquiring with high accuracy, the shape of a bend of a cylindrical long material such as a steel pipe, especially, a material whose local bends are small, ranging over the entire length of the material and having a spatially long wavelength.
SOLUTION: Displacement measured values for each time a material is conveyed by an interval of d/m (m is a natural number) are acquired, and an equation associating these measured values to shape data S
1 , S
2 , S
3 ,... in the axial direction intervals of d/m of the material is established. The equation is solved so that the square sum, ranging over the entire length of the material for the local changes in the shape of the material, S
i -2S
i+1 S
i+2 (i=1, 2, 3,...), becomes a minimum.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题为了提供一种弯曲形状测量方法和装置，其适用于高精度地获取诸如钢管的圆柱形长材料的弯曲形状，特别是局部弯曲的材料，范围在材料的整个长度上并且具有空间长的波长。
解决方案：获取每次以d / m（m为自然数）的间隔传送材料的位移测量值，以及将这些测量值与形状数据S 1 ，S 2 ，S 3 ，...在材料的d / m的轴向间隔上建立。求解该方程，使得在材料的整个长度上范围内的平方和，用于材料形状的局部变化，S -2S i + 1 S i + 2 2（i = 1,2,3，...）成为最小值。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2005134321A Method and instrument for measuring wall thickness of steel pipe under hot condition 审中-公开
标题翻译：用于测量热条件下钢管壁厚度的方法和仪器
公开(公告)号：JP2005134321A
公开(公告)日：2005-05-26
申请号：JP2003372880
申请日：2003-10-31
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： YUZAWA HIDEYUKI , KIMURA TOMOMITSU , KANAYAMA TARO , OKUNO MAKOTO
IPC分类号： G01B17/02
摘要： PROBLEM TO BE SOLVED: To provide a hot wall thickness measuring method for a steel pipe of a reduced error, by correcting a temperature properly, when measuring a wall thickness of the steel pipe 10 under a hot condition by an ultrasonic wall thickness measuring instrument 21. SOLUTION: A temperature difference between a wall-thickness-directional average temperature and an outer face temperature is computed 31, based on a steel pipe temperature distribution model, a computed value is added to a measured value in the steel pipe 10 by an outer face thermometer 22 to estimate the wall-thickness-directional average temperature 24 of the steel pipe 10, and a wall-thickness-directional average ultrasonic velocity 25 is corrected based on the estimated average temperature 24 to compute 26 the wall thickness. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种用于减小误差的钢管的热壁厚度测量方法，通过在热条件下通过超声波壁厚测量钢管10的壁厚时，适当地校正温度测量仪器21.解决方案：根据钢管温度分布模型，计算出壁厚方向平均温度和外表面温度之间的温差31，将计算值加到测量值钢管10由外表面温度计22估计钢管10的壁厚方向平均温度24，壁厚方向平均超声波速度25根据估计的平均温度24进行校正，计算出26 室壁厚度。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2013185831A Surface flaw inspecting apparatus 有权
标题翻译：表面法兰检查装置
公开(公告)号：JP2013185831A
公开(公告)日：2013-09-19
申请号：JP2012048577
申请日：2012-03-05
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： OKUNO MAKOTO
IPC分类号： G01N21/952
摘要： PROBLEM TO BE SOLVED: To maintain a high capability in detecting surface flaws regardless of differences in surface flaw positions within an imaging visual field, and accurately inspect accordingly whether surface flaws exist or not on a metal material to be inspected across the whole circumference of an outer peripheral surface of the metal material to be inspected without failing to detect any surface flaws.SOLUTION: A surface flaw inspecting apparatus 1 includes: an imaging part 2; a pair of diffuse illumination parts 3 and 4; and a flaw detecting part 6. The diffuse illumination parts 3 and 4 are both inclined at an inclination angle θ1 in mutually opposite directions with respect to an optical axis C1 of the imaging part 2, and illuminate an effective inspection area 10a of a steel pipe 10 by irradiating the effective inspection area 10a with diffuse light. The imaging part 2 images the illuminated effective inspection area 10a from its normal direction. The flaw detecting part 6 detects a surface flaw within the effective inspection area 10a from an image of the effective inspection area 10a. The effective inspection area 10a is a circular-arc surface having a central angle θ2 which is small compared to the inclination angle θ1 out of an outer peripheral surface of the steel pipe 10.
摘要翻译：要解决的问题：为了保持检测表面缺陷的能力高，而与成像视野内的表面缺陷位置的差异无关，并且准确地检查在待检查的金属材料上是否存在表面缺陷，要检查的金属材料的外周表面，而不会检测到任何表面缺陷。解决方案：表面缺陷检查装置1包括：成像部件2; 一对漫射照明部3和4; 扩散照明部分3和4都相对于成像部分2的光轴C1在相互相反的方向上以倾斜角度θ1倾斜，并且照射有效检查区域10a 钢管10通过用漫射光照射有效检查区域10a。成像部分2从照射的有效检查区域10a的正常方向拍摄照明的有效检查区域10a。缺陷检测部6从有效检查区域10a的图像检测有效检查区域10a内的表面缺陷。有效检查区域10a是具有中心角度θ的圆弧面，与钢管10的外周面的倾斜角度θ相比较小。

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