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    • 1. 发明专利
    • Product manufacturing supporting system and trouble information presenting device
    • 产品制造支持系统和故障信息显示设备
    • JP2005044232A
    • 2005-02-17
    • JP2003279357
    • 2003-07-24
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • TOE HIROTSUGUKUREISHI SATORU
    • G05B19/418G06Q50/00G06Q50/04G06F17/60
    • Y02P90/14Y02P90/265Y02P90/30
    • PROBLEM TO BE SOLVED: To provide a product manufacturing supporting system for preventing the occurrence of any trouble at the time of designing the manufacturing conditions of products on the basis of order reception information, and of manufacturing products according to designed manufacturing conditions. SOLUTION: The information of any past trouble generated at the time of manufacturing products based on order reception information and/or the information of any trouble predicted at the time of manufacturing products based on the order reception information is registered in a trouble information presenting device 3. When order reception information is accepted from a customer by an order reception information accepting device 1, and manufacturing conditions are designed by a manufacturing condition designing device 2 on the basis of the accepted order reception information, the information of any associated trouble registered in a trouble information presenting device 3 is presented to the manufacturing condition designing device 2. Therefore, the manufacturing conditions are designed under the consideration of the related past trouble and/or the predicted trouble. Thus, it is possible to prevent the generation of any trouble. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种产品制造支持系统,用于在根据订单接收信息设计产品的制造条件和根据设计的制造条件制造产品时防止发生任何麻烦。 解决方案:根据订单接收信息和/或基于订单接收信息制造产品时预测的任何故障的信息,在制造产品时产生的任何过去的故障的信息被登记在故障信息中 呈现装置3.当订单接收信息接受装置1从顾客接受订单接收信息时,根据接受的订单接收信息由制造条件设计装置2设计制造条件,任何相关故障的信息 登记在故障信息提示装置3中的信息被呈现给制造条件设计装置2.因此,在考虑到相关的过去的麻烦和/或预测的麻烦的情况下设计制造条件。 因此,可以防止产生任何麻烦。 版权所有(C)2005,JPO&NCIPI
    • 2. 发明专利
    • Pipe inner surface inspection method and pipe inner surface inspection device
    • 管内表面检查方法和管内表面检查装置
    • JP2012242233A
    • 2012-12-10
    • JP2011112305
    • 2011-05-19
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • SATO KOHEITOE HIROTSUGUKUREISHI SATORU
    • G01N21/954
    • PROBLEM TO BE SOLVED: To provide a pipe inner surface inspection method whose detection accuracy of a flaw on a pipe inner surface is high and which requires less labor and cost, and a pipe inner surface inspection device.SOLUTION: An annular lighting 3 is placed opposite an end surface 21 of a steel pipe 2 to nearly match a central shaft 32 of the annular lighting 3 and a pipe shaft 22 of the steel pipe 2, illumination light is emitted to an inner surface 23 of the steel pipe 2, a camera 4 is placed opposite the end surface 21 of the steel pipe 2 to nearly match a light axis of the camera 4 the pipe shaft 22 of the steel pipe 2, and images of the end surface 21 and the inner surface 23 are picked up. An inner surface image is extracted from the picked up images, and the inner surface image is divided into a plurality of annular areas in a radial direction. A reference range of density is set every divided annular area, and a group of pixels whose density deviates from the reference range is extracted as a group of flaw candidate pixels. Prescribed density defined for every annular area is subtracted from the density of pixel in the prescribed pixel including the group of flaw candidate pixels, a pixel area where density is subtracted is converted into a pixel area when viewed from the radial direction of the pipe inner surface, and it is determined on the basis of the converted pixel area whether or not there is a flaw.
    • 要解决的问题:提供一种管内表面的缺陷的检测精度高,需要较少的劳动力和成本的管内表面检查方法以及管内表面检查装置。 解决方案:环形照明3与钢管2的端面21相对地放置成几乎与环形照明3的中心轴32和钢管2的管轴22相匹配,照明光发射到 钢管2的内表面23相对于钢管2的端面21放置在与钢管2的管轴22相近的照相机4的光轴上,与端面的图像 21和内表面23被拾取。 从拾取图像中提取内表面图像,并且将内表面图像沿径向方向分割成多个环形区域。 每个划分的环形区域设置一个参考浓度范围,并将一组偏离参考范围的像素提取为一组缺陷候选像素。 从包含缺陷候补像素组的规定像素的像素密度中减去为每个环形区域定义的规定的密度,从管内表面的径向观察时,将减去浓度的像素区域转换为像素区域 ,并且基于转换的像素区域确定是否存在缺陷。 版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • Flaw detector
    • FLAW检测器
    • JP2011128077A
    • 2011-06-30
    • JP2009288296
    • 2009-12-18
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • MATSUDA KOHEITOE HIROTSUGUKUREISHI SATORUSATSUKI TAKASHI
    • G01N27/90
    • PROBLEM TO BE SOLVED: To provide a flaw detector capable of flaw-detecting the inner circumference of pipe, even without having a probe rotate in the circumferential direction of the pipe and of the detecting inner circumferences of a plurality of pipes with different inner diameters. SOLUTION: The flaw detector 1 includes a flaw-detecting head 20 inserted in a steel pipe 50. The flaw-detecting head 20 includes a bar head body B0, a plurality of probes P1-P12, and a lifting mechanism 30. The plurality of probes P1-P12 are arranged around the axis of the head body B0. The lifting mechanisms 30 contains arm mechanisms A1-A12. The arm mechanisms A1-A12, installed between the head body B0 and the plurality of probes P1-P12, support the probes P1-P12 in the radial direction of the steel pipe 50 liftably. When the plurality of probes P1-P12 are unloaded from the lifting mechanism 30, probes Pn adjacent to each other, from the view point of the front of the head body B0, are overlapped to dispose apart each other in the axial direction of the head body B0. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供一种能够对管的内周进行探伤的探伤仪,即使没有探针在管的圆周方向上旋转并且具有不同的多个管的检测内周 内径。 解决方案:探伤器1包括插入钢管50中的探伤头20.探伤头20包括杆头主体B0,多个探针P1-P12和提升机构30。 多个探针P1-P12围绕头部主体B0的轴线布置。 提升机构30包括臂机构A1-A12。 安装在头主体B0和多个探针P1-P12之间的臂机构A1-A12可以在钢管50的径向方向上可靠地支撑探针P1-P12。 当多个探针P1-P12从提升机构30卸载时,从头部主体B0的前部的观察点彼此相邻的探针Pn重叠,以在头部的轴向上彼此分离 身体B0。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Ultrasonic oblique angle flaw detection method and ultrasonic oblique angle flaw detector
    • 超声波角度角检测方法和超声波角度角检测器
    • JP2012185062A
    • 2012-09-27
    • JP2011048980
    • 2011-03-07
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • MATSUDA KOHEIKUREISHI SATORUTOE HIROTSUGU
    • G01N29/04G01N29/00G01N29/38
    • PROBLEM TO BE SOLVED: To provide an ultrasonic oblique angle flaw detection method capable of easily reducing non-flaw-detection area of an end part of a flaw detection target material.SOLUTION: The ultrasonic oblique angle flaw detection method includes: a flaw detection gate setting step of presetting a flaw detection gate; an end face distance measuring step of measuring a distance from an ultrasonic probe to an end face of a steel pipe; a first determination step of determining whether or not an ultrasonic wave transmitted by the ultrasonic probe 2 is received by the ultrasonic probe after being reflected in order of a first propagation route or the like in order of an inner surface in a thickness direction of the steel pipe, an outer surface, the end face and the inner surface; and a flaw detection gate changing step of, when it is determined in the first determination step that the ultrasonic wave is received by the ultrasonic probe, calculating end face reflection propagation time which is the time until the ultrasonic wave is received by the ultrasonic probe after being reflected in order of the first propagation route or the like, and changing the end time point of the flaw detection gate set in the flaw detection gate setting step to a time point at which the end face reflection propagation time elapses with the time point of transmitting the ultrasonic wave as an origin.
    • 要解决的问题:提供一种能够容易地减少缺陷检测对象材料的端部的无缺陷检测面积的超声波倾斜探伤方法。 解决方案:超声波倾斜探伤方法包括:探伤闸门设定步骤,预先设置探伤门; 测量从超声波探头到钢管端面的距离的端面距离测量步骤; 第一确定步骤,用于根据第一传播路径等按照钢的厚度方向上的内表面的顺序被超声波探头接收超声波探头2发送的超声波是否被接收 管,外表面,端面和内表面; 以及检漏门切换步骤,当在所述第一确定步骤中确定所述超声波波被所述超声波探头接收时,计算出所述超声波探头之前直到超声波接收的时间为止的端面反射传播时间 以第一传播路径等的顺序反射,并且将设置在缺陷检测门设置步骤中的探伤门的结束时间点改变为经过了端面反射传播时间的时间点,时间点 以超声波为原点。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Method of measuring distribution of crystal grain size of metal material
    • 测量金属材料晶粒尺寸分布的方法
    • JP2010236886A
    • 2010-10-21
    • JP2009082252
    • 2009-03-30
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • MATSUDA KOHEIKUREISHI SATORU
    • G01N29/00
    • PROBLEM TO BE SOLVED: To provide a method which enables measurement of the distribution of crystal grain sizes in propagation directions of ultrasonic waves.
      SOLUTION: The method of measuring distribution of crystal grain sizes of metal materials includes a step of acquiring a correlation between strength of wood-like echoes after correction and a crystal grain size; a step of allowing ultrasonic waves to impinge on a material P to be measured for detecting first bottom face echo and a second bottom face echo, and detecting respective wood-like echoes at respective gates obtained by dividing appearance ranges of the wood-like echoes into a plurality of sections; a step of correcting an amount of decrease in the strength of the wood-like echoes according to propagation distance of the wood-like echoes detected at the respective gates for the material to be measured, based on the difference in strength between the first and second bottom face echoes detected for the material to be measured; and a step of calculating crystal grain sizes at the respective gates, based on the strength of the wood-like echoes, after correction at the respective gates for the material to be measured and the otained correlation.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种能够测量超声波传播方向上的晶粒尺寸分布的方法。 解决方案:测量金属材料晶粒尺寸分布的方法包括获得校正后的木状回波强度与晶粒尺寸之间的相关性的步骤; 允许超声波撞击在要测量的材料P上以检测第一底面回波和第二底面回波的步骤,以及通过将木状回波的外观范围分割成各自的门来检测各个木状回波 多个部分; 根据第一和第二次之间的强度差,根据在待测材料的各个门处检测到的木状回波的传播距离来校正木状回波强度的降低量的步骤 检测到被测材料的底面回波; 以及在各门的校正后,对于要测量的材料和相关的相关性,基于木状回波的强度,计算各个浇口处的晶粒尺寸的步骤。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Eddy current inspection method, steel pipe inspected thereby and eddy current inspection device for executing the eddy current inspection method
    • EDDY电流检测方法,检查钢管和用于执行电流检测方法的EDDY电流检测装置
    • JP2008224495A
    • 2008-09-25
    • JP2007064844
    • 2007-03-14
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • HYODO SHIGETOSHIKUREISHI SATORU
    • G01N27/80
    • G01N27/90
    • PROBLEM TO BE SOLVED: To provide an eddy current inspection method capable of surely detecting high hardness part locally present in a metal material, having magnetism and capable of surely confirming whether the high hardness part is removed, after repairing processing for removing the high hardness part is applied. SOLUTION: The eddy current inspection method is such that the presence of a local high hardness part is detected on the basis of the differential signal obtained by detecting the eddy current induced in the metal material by a pair of detection coils, and the position of the detected local high hardness part is specified, on the basis of the absolute value signal obtained by detecting the eddy current induced in the metal material by one of a pair of the detection coils. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种涡流检查方法,其能够可靠地检测局部存在于具有磁性的金属材料中的高硬度部分,并且能够确定是否去除高硬度部分,在修复了除去 应用高硬度部分。 < P>解决方案:涡流检查方法是基于通过检测由一对检测线圈在金属材料中感应的涡流而获得的差分信号来检测局部高硬度部分的存在,并且 基于通过检测由一对检测线圈中的一个检测金属材料中的涡流而获得的绝对值信号来指定检测到的局部高硬度部分的位置。 版权所有(C)2008,JPO&INPIT
    • 8. 发明专利
    • Line-convergence type ultrasonic probe
    • 线条型超声波探头
    • JP2011153898A
    • 2011-08-11
    • JP2010015262
    • 2010-01-27
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • MATSUDA KOHEIKUREISHI SATORUTOE HIROTSUGU
    • G01N29/24
    • PROBLEM TO BE SOLVED: To provide a line-convergence type ultrasonic probe used for ultrasonic inspection, for line-converging and transmitting an ultrasonic beam to a material to be inspected and receiving an echo therefrom, capable of suppressing dispersion of flaw detection sensitivity, in a width direction that is normal to the converging direction (scanning direction) of the ultrasonic beam, and for improving the flaw detection efficiency.
      SOLUTION: In the ultrasonic probe, a transmission/reception opening 3 of an ultrasonic wave is constituted of a parallel part 10,, sandwiched by a pair of straight lines 11 extending in the width direction which is orthogonal to the converging direction of the ultrasonic beam; and each tapered portion 20, formed of each semicircle 21 linking to each of both ends of the parallel portion 10. The tapered portion 20 can be deformed into a constitution formed by a circular arc or a plurality of continuous straight lines.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供用于超声波检查的线路收敛型超声波探头,用于将超声波束线收敛并传输到被检查材料并从其接收回波,能够抑制探伤的分散 在垂直于超声波束的会聚方向(扫描方向)的宽度方向上的灵敏度,以及用于提高探伤效率。 解决方案:在超声波探头中,超声波的发送/接收开口3由平行部分10j构成,该平行部分10被夹在沿与宽度方向正交的宽度方向上延伸的一对直线11 超声波束; 每个锥形部分20由连接到平行部分10的两端中的每一个的每个半圆21形成。锥形部分20可以变形为由圆弧或多条连续的直线形成的构造。 版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Austenitic stainless steel for nuclear power use, and its manufacturing method
    • 用于核电的奥氏体不锈钢及其制造方法
    • JP2007177259A
    • 2007-07-12
    • JP2005373828
    • 2005-12-27
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • KUREISHI SATORUYOKOYAMA TETSUO
    • C22C38/00C21C5/28C22C38/58G21D1/00
    • Y02E30/40
    • PROBLEM TO BE SOLVED: To provide austenitic stainless steel for use in a nuclear power plant etc. which has excellent exposure resistance and corrosion resistance and also to provide its manufacturing method.
      SOLUTION: The austenitic stainless steel for nuclear plant use has a composition containing, by mass, ≤0.10% C, ≤1.5% Si, 0.1 to 2.0% Mn, 15 to 30% Cr, 8 to 16% Ni, ≤0.15% N and the balance Fe with impurities and in which the amounts of P, S, B and Co as the impurities are limited to ≤0.02%, ≤0.005%, ≤0.0002% and ≤0.080%, respectively. The steel can contain 0.05 to 4.0% Mo. It is more desirable that Co content is ≤0.030 mass%. This steel is manufactured by using a hot metal as a raw material.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供具有优异的耐曝光性和耐腐蚀性的核电站等中使用的奥氏体不锈钢,并提供其制造方法。 解决方案:用于核电厂使用的奥氏体不锈钢具有以质量计≤0.10%C,≤1.5%Si,0.1〜2.0%Mn,15〜30%Cr,8〜16%Ni,≤ 0.15%N,余量为杂质,其中作为杂质的P,S,B和Co的量分别限制在≤0.02%,≤0.005%,≤0.0002%和≤0.080%。 钢可以含有0.05〜4.0%的Mo。更优选Co含量≤0.030质量%。 该钢通过以热金属为原料制造。 版权所有(C)2007,JPO&INPIT