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    • 1. 发明专利
    • Analytical model generating apparatus
    • 分析模型生成装置
    • JP2010262549A
    • 2010-11-18
    • JP2009114111
    • 2009-05-11
    • Hitachi Ltd株式会社日立製作所
    • KATAOKA ICHIRONISHIGAKI ICHIROYOKOHARI TAKASHIHARIGAI MASAYUKI
    • G06F17/50
    • G06F17/50
    • PROBLEM TO BE SOLVED: To provide an analytical model generating apparatus for shortening operation time for creating a weld bead.
      SOLUTION: The analytical model generating apparatus includes: an input part for inputting CAD data in which at least a first component and a second component are described, interface angle threshold data, interface distance threshold data, and weld bead leg length data; a CAD data reading part for reading the CAD data; a weld bead retrieval part for comparing an angle formed by the first component and the second component with the interface angle threshold data to retrieve a position on which a weld bead is to be created; a gap check part for comparing a distance between the first component and the second component with the interface distance threshold data; a virtual shape creation part for creating a virtual shape in a gap based on the comparison result of the gap check part; a weld bead creation part for creating a weld bead like the virtual shape based on the leg length data of the weld bead; and a CAD data storage part for storing the CAD data including the created weld bead.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于缩短创建焊道的操作时间的分析模型生成装置。 解决方案:分析模型生成装置包括:用于输入其中描述了至少第一分量和第二分量的CAD数据的输入部分,接口角度阈值数据,接口距离阈值数据和焊道长度数据; 用于读取CAD数据的CAD数据读取部件; 用于将由所述第一部件和所述第二部件形成的角度与所述界面角度阈值数据进行比较以检索要在其上形成焊缝的位置的焊道退绕部分; 间隙检查部,用于将所述第一部件和所述第二部件之间的距离与所述接口距离阈值数据进行比较; 虚拟形状创建部,其基于间隙检查部的比较结果在间隙中创建虚拟形状; 用于基于所述焊道的腿部长度数据来形成像所述虚拟形状的焊道的焊道形成部; 以及用于存储包括所创建的焊道的CAD数据的CAD数据存储部分。 版权所有(C)2011,JPO&INPIT
    • 2. 发明专利
    • Shape element retrieval method, program, and system
    • 形状元素检索方法,程序和系统
    • JP2007140641A
    • 2007-06-07
    • JP2005330060
    • 2005-11-15
    • Hitachi Ltd株式会社日立製作所
    • HARASHIMA ICHIROKATAOKA ICHIROHARIGAI MASAYUKI
    • G06F17/50G06F17/30
    • PROBLEM TO BE SOLVED: To sharply reduce the man-hour of a shape operation, and to achieve efficiency of whole design/analysis/manufacture in the case of product development by executing an intuitive operation even when configuration information is complicated. SOLUTION: In this shape element retrieval method in a similarity retrieval processing system equipped with a retrieval client who inputs and displays information and a retrieval server which performs similarity retrieval processing relating to shape feature elements being the component elements of shape data being information of the shape of an object, the retrieval server calculates the featured values of the shape feature elements being the component elements of the shape data being the information of the shape of the object, and the retrieval client displays the featured values and the shape feature elements by associating them with each other, and selects a plurality of shape feature elements 74 and 76 corresponding to the featured values for executing the emphasis display of shape feature elements 81 and 82 on the shape data corresponding to the selected shape feature elements 74 and 76. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:即使在配置信息复杂的情况下,通过执行直观的操作,在产品开发的情况下,大幅降低形状操作的工时,并且实现整体设计/分析/制造的效率。 解决方案:在配备有输入和显示信息的检索客户端的相似性检索处理系统中的这种形状元素检索方法中,执行与形状特征元素相关的相似性检索处理的检索服务器,形状特征元素是作为信息的形状数据的组成元素 检索服务器计算形状特征元素的特征值,该特征值是作为对象形状的信息的形状数据的组成元素,并且检索客户端显示特征值和形状特征元素 通过将它们相互关联,并且选择与特征值对应的多个形状特征元素74和76,以对与所选择的形状特征元素74和76相对应的形状数据执行形状特征元素81和82的强调显示。 版权所有(C)2007,JPO&INPIT
    • 3. 发明专利
    • Analysis model creation support system
    • 分析模型创建支持系统
    • JP2006215949A
    • 2006-08-17
    • JP2005030236
    • 2005-02-07
    • Hitachi Ltd株式会社日立製作所
    • KATAOKA ICHIROKO YOSHIMITSUHARIGAI MASAYUKIONODERA MAKOTO
    • G06F17/50
    • PROBLEM TO BE SOLVED: To widely apply know-how accumulated for an existing analysis model to creation of a new analysis model.
      SOLUTION: This analysis model creation support system is provided with a database 114 accumulating existing analysis models, a similar analysis model search part 111 searching for a similar analysis model in the analysis models accumulated in the database according to a shape of a structure, for which an analysis model is created, and extracting the similar analysis model, and an existing analysis model application part 112 applying the similar analysis model searched and extracted by the similar analysis model search part to the structure for which an analysis model is created.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:广泛应用现有分析模型积累的专门知识来创建新的分析模型。 解决方案:该分析模型创建支持系统具有累积现有分析模型的数据库114,类似的分析模型搜索部分111,根据结构的形状在数据库中累积的分析模型中搜索类似的分析模型 创建分析模型,并提取相似的分析模型,以及将由相似分析模型搜索部分搜索和提取的类似分析模型应用于创建分析模型的结构的现有分析模型应用部分112。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Production cost estimation system
    • 生产成本估算系统
    • JP2004341716A
    • 2004-12-02
    • JP2003135983
    • 2003-05-14
    • Hitachi Ltd株式会社日立製作所
    • KATAOKA ICHIRONEMOTO HIROYUKITOKISUE HIROMITSUYOKOHARI TAKASHI
    • G06F17/50
    • PROBLEM TO BE SOLVED: To estimate a cost change amount accompanied by a design change in a production cost estimation system. SOLUTION: This production cost estimation system used for estimating and evaluating production cost of a design target object in time of designing is provided with a design drawing database 12, a production cost database 6, a design change content extraction means 4, and a cost change amount calculation means 5 or the like, so as to find the cost change amount of the design target object accompanied by the design change when performing the design change for adding a change to an existing design. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:估计伴随着生产成本估算系统中的设计变化的成本变化量。 解决方案:用于在设计时对设计目标对象的生产成本进行估计和评估的该生产成本估算系统具有设计图数据库12,生产成本数据库6,设计变更内容提取装置4和 成本变化量计算装置5等,以便在执行用于对现有设计添加变更的设计变更时,找到伴随设计变更的设计目标对象的成本变化量。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Analytic model creation support device
    • 分析模型创建支持设备
    • JP2011060156A
    • 2011-03-24
    • JP2009211210
    • 2009-09-14
    • Hitachi Ltd株式会社日立製作所
    • SATO TAKAMAHARIGAI MASAYUKINISHIGAKI ICHIROYOKOHARI TAKASHIKATAOKA ICHIRO
    • G06F17/50
    • PROBLEM TO BE SOLVED: To provide an analytic model creation support device which can model a plurality of fastening parts collectively as a single fastening part.
      SOLUTION: The analytic model creation support device includes a fastening part parameter obtaining part for detecting a bolt hole from an input shape model, for specifying a member penetrated through with the detected bolt hole, for defining a plurality of concentric circle groups while correlating the detected bolt hole with the member penetrated therethrough, for obtaining each distance between the defined plurality of concentric circle groups, for comparing the distance between the concentric circle group serving as a reference and the concentric circle groups other than it, out of the plurality of concentric circle groups, for defining a set of the concentric circle groups having the distance smaller than a diameter of the concentric circle group serving as the reference, as a fastening part group, and for obtaining information of the fastening part group, a recommendation modeling retrieving part for retrieving a modeling technique similar to the defined fastening part group, and a recommendation modeling executing part for executing the retrieved modeling technique in the input shape model.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种分析模型创建支持装置,其可以将多个紧固部件集体地模型化为单个紧固部件。 解决方案:分析模型创建支持装置包括用于从输入形状模型检测螺栓孔的紧固部件参数获取部件,用于指定穿过检测到的螺栓孔的部件,用于限定多个同心圆组,同时 将检测到的螺栓孔与穿过其中的构件相关联,以获得限定的多个同心圆组之间的每个距离,用于比较用作参考的同心圆组与除此之外的同心圆组之间的距离 的同心圆组,用于定义一组距离小于作为基准的同心圆组的直径的同心圆组作为紧固部分组,并且为了获得紧固部分组的信息,推荐建模 用于检索与所定义的紧固部件组类似的建模技术的检索部件,a 和一个推荐建模执行部分,用于在输入形状模型中执行检索的建模技术。 版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Program, apparatus and method for generating midplane mesh data
    • 程序,装置和产生MIDPLANM MESH数据的方法
    • JP2009237612A
    • 2009-10-15
    • JP2008079223
    • 2008-03-25
    • Hitachi Ltd株式会社日立製作所
    • KATAOKA ICHIRONISHIGAKI ICHIROKO YOSHIMITSUYOKOHARI TAKASHIONODERA MAKOTO
    • G06F17/50
    • PROBLEM TO BE SOLVED: To generate an accurate midplane mesh irrespective of the shape of a target article.
      SOLUTION: A midplane mesh data generation program generates midplane mesh data by executing the first step of reading out tetrahedral mesh data 420 on an article stored in advance in a storage device, the second step of extracting nodes (f, i, etc.) inside the article from nodes constituting the tetrahedral mesh data 420 read out in the first step and degenerating element sides joining the internal nodes to surface nodes on the surfaces of the article such that the internal nodes are integrated into the surface nodes, and the third step of degenerating element sides passing inside the article of the tetrahedral mesh data 421 processed in the second step such that nodes at both ends (c' d', e' g', h' j', etc.) are integrated into one middle node (A, B, C, etc.).
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:生成准确的中平面网格,而不管目标物品的形状如何。 解决方案:中平面网格数据生成程序通过执行在预先存储在存储设备中的物品上读出四面体网格数据420的第一步骤来生成中平面网格数据,第二步骤提取节点(f,i等) 。)在构成在第一步骤中读出的四面体网格数据420的节点的文章内部,以及将内部节点连接到物品表面上的表面节点的简并元件侧,使得内部节点被集成到表面节点中,并且 在第二步骤中处理的四面体网格数据421的物品内的元件侧退化的第三步骤,使得两端的节点(c'd',e“g',h”j“等)被整合成一个 中间节点(A,B,C等)。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Analysis model generation system
    • 分析模型生成系统
    • JP2009110398A
    • 2009-05-21
    • JP2007283649
    • 2007-10-31
    • Hitachi Ltd株式会社日立製作所
    • KATAOKA ICHIRONISHIGAKI ICHIROKO YOSHIMITSU
    • G06F17/50
    • G06F17/5018
    • PROBLEM TO BE SOLVED: To provide an analysis model generation system for generating analysis mesh data of high quality by correction processing corresponding to distortion configuration of the mesh.
      SOLUTION: The analysis model generation system comprises: a mesh data read-in portion 110; a mesh quality estimate portion 111 for estimating quality of the configuration mesh data; a first database 101 for registering an assumed distortion configuration of the mesh as a distorted pattern therein in advance; a mesh pattern determination portion 112 for determining, to which one of the distorted patterns registered in the first database a distortion corresponds, when the mesh has the distortion as a result of the quality estimation; a second database 115 for registering therein correction methods for correcting the distorted pattern, corresponding to the distorted pattern registered in the first database; a mesh correcting portion 113 for correcting the distortion of the mesh on the basis of the correction method; and a mesh data display portion 114 for displaying the result of conducting the correction.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种用于通过对应于网格的失真配置的校正处理来生成高质量的分析网格数据的分析模型生成系统。 解决方案:分析模型生成系统包括:网格数据读入部分110; 用于估计配置网格数据的质量的网格质量估计部分111; 第一数据库101,其用于将所述网格的所述假定的失真配置预先登记为失真模式; 网格图案确定部分112,用于当网格具有作为质量估计的结果的失真时,确定在第一数据库中登记的失真模式中的哪个失真对应于哪一个; 第二数据库115,用于在其中登记对应于登记在第一数据库中的失真模式的用于校正失真模式的校正方法; 网格校正部分113,用于根据校正方法校正网格的畸变; 以及用于显示进行校正的结果的网格数据显示部分114。 版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • Apparatus for generating mesh for analysis
    • 用于分析MESH分析的装置
    • JP2008305331A
    • 2008-12-18
    • JP2007154181
    • 2007-06-11
    • Hitachi Ltd株式会社日立製作所
    • KATAOKA ICHIRONISHIGAKI ICHIROKO YOSHIMITSU
    • G06F17/50
    • G06T17/20
    • PROBLEM TO BE SOLVED: To shorten a time required for mesh generation and analysis even when the number of meshes is large and to generate a mesh corresponding to a feature shape such as a level difference, a projection, a hole and a groove.
      SOLUTION: This apparatus for generating a mesh for analysis is provided with: a model reading part 105 for reading an input hexahedron mesh mode data 101, quality requirement data 102 and shape data 103; a display part 111 for displaying a hexahedron mesh model; and a number-of-mesh-elements reducing part 106 for reducing the number of mesh elements of data. In addition, the apparatus is provided with a mesh quality evaluating part 112 for evaluating mesh quality as to whether mesh element reduction is performed while maintaining quality requirement, and a mesh subdividing part 109 for performing mesh subdivision for providing roughness and fineness to the hexahedron mesh model obtained by reducing the number of mesh elements of data.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了缩短网格生成和分析所需的时间,即使网格数量大,并且生成对应于诸如水平差,投影,孔和凹槽等特征形状的网格 。 该解决方案:用于生成分析用网格的装置设置有:用于读取输入的六面体网格模式数据101,质量要求数据102和形状数据103的模型读取部105; 用于显示六面体网格模型的显示部分111; 以及用于减少数据的网格元素数量的网格数目减少部分106。 此外,该装置设置有网格质量评估部分112,用于评估在维持质量要求的同时执行网格元素缩小的网格质量;以及网格划分部分109,用于执行网格细分以提供六面体网格的粗糙度和细度 通过减少数据的网格元素的数量获得的模型。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Analytical mesh generation device
    • 分析网格生成装置
    • JP2008107960A
    • 2008-05-08
    • JP2006288605
    • 2006-10-24
    • Hitachi Ltd株式会社日立製作所
    • KATAOKA ICHIRONISHIGAKI ICHIROKO YOSHIMITSUHARIGAI MASAYUKI
    • G06F17/50
    • G06T17/20
    • PROBLEM TO BE SOLVED: To automatically correct a hexahedron mesh such that requirement quality is satisfied. SOLUTION: This analytical mesh generation device has: a surface mesh generation means 103 taking in shape model data of an analysis target and mesh control data including the requirement quality of an analysis mesh model, and generating a surface mesh of the analysis target; an internal mesh means 104 generating an internal mesh of the analysis target on the basis of the generated surface mesh; a means 105 calculating element quality of the surface mesh; a quality decision means 106 evaluating the calculated element quality on the basis of the requirement quality; and mesh correction means 107, 108 moving a node of the surface mesh not satisfying the requirement quality to a direction wherein the quality is improved. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:自动纠正六面体网格,以满足要求质量。 解决方案:该分析网格生成装置具有:表面网格生成装置103,其获取分析对象的形状模型数据和包含分析网格模型的需求品质的网格控制数据,以及生成分析对象的表面网格 ; 内部网格装置104,其基于生成的表面网格生成分析目标的内部网格; 计算表面网格元素质量的装置105; 质量判定单元106,根据要求品质来评价计算出的要素质量; 以及网格校正单元107,108将不满足要求质量的表面网格的节点移动到质量得到改善的方向。 版权所有(C)2008,JPO&INPIT