Automatic motion of a computer-aided design model

    公开(公告)号:US10127332B2

    公开(公告)日:2018-11-13

    申请号:US14580098

    申请日:2014-12-22

    Abstract: A computer-implemented method automates motion of a computer-aided design (CAD) model. The CAD model represents a real-world object comprised of a number of parts. The part containing a user-specified entity is analyzed to collect data relevant to a motion study, for example, size data, location data, and material type data are collected. Based on the user-specified entity, parameters for automating motion are inferred and used to automate motion. The parameters include at least one of a part that is moved directly by a motor, a location on the part where the motor is mounted, a motor type, an axis of motion of the part, and a motion function indicating a change of motion over time.

    Automatic Motion of a Computer-Aided Design Model
    4.
    发明申请
    Automatic Motion of a Computer-Aided Design Model 审中-公开
    计算机辅助设计模型的自动运动

    公开(公告)号:US20150178414A1

    公开(公告)日:2015-06-25

    申请号:US14580098

    申请日:2014-12-22

    CPC classification number: G06F17/50 G06F17/5086 G06F2217/06 G06N5/04

    Abstract: A computer-implemented method automates motion of a computer-aided design (CAD) model. The CAD model represents a real-world object comprised of a number of parts. The part containing a user-specified entity is analyzed to collect data relevant to a motion study, for example, size data, location data, and material type data are collected. Based on the user-specified entity, parameters for automating motion are inferred and used to automate motion. The parameters include at least one of a part that is moved directly by a motor, a location on the part where the motor is mounted, a motor type, an axis of motion of the part, and a motion function indicating a change of motion over time.

    Abstract translation: 计算机实现的方法使计算机辅助设计(CAD)模型的运动自动化。 CAD模型代表由多个部分组成的真实世界对象。 分析包含用户指定实体的部分以收集与运动研究相关的数据,例如,收集大小数据,位置数据和材料类型数据。 基于用户指定的实体,自动运动的参数被推断并用于自动运动。 这些参数包括由电动机直接移动的部件中的至少一个,安装有电动机的部件上的位置,电机类型,部件的运动轴线以及指示运动变化的运动功能 时间。

    Method for Preserving Shapes in Solid Model When Distributing Material During Topological Optimization With Distance Fields

    公开(公告)号:US20210358207A1

    公开(公告)日:2021-11-18

    申请号:US15931806

    申请日:2020-05-14

    Abstract: A method preserves shapes in a solid model when distributing material during topological optimization. A 3D geometric model of a part having a boundary shape is received. The geometric model is pre-processed to produce a variable-void distance field and to produce a frozen distance field representing the boundary shape. The geometric model is apportioned into a plurality of voxels, and a density value is adjusted for each voxel according to an optimization process. An iso-surface mesh is extracted from the voxel data, and an iso-surface distance field is generated from the extracted iso-surface mesh. A distance field intersection is derived between the iso-surface distance field and the variable-void distance field. A distance field union is performed between the distance field intersection and the frozen distance field, and a result iso-surface mesh is produced from the distance field union.

    SIMULATION OF RESIZABLE BODIES USING A RIGID BODY SOLVER
    6.
    发明申请
    SIMULATION OF RESIZABLE BODIES USING A RIGID BODY SOLVER 审中-公开
    使用刚体解体器模拟可固定体

    公开(公告)号:US20160179988A1

    公开(公告)日:2016-06-23

    申请号:US14977902

    申请日:2015-12-22

    CPC classification number: G06F17/50 G06F17/5009 G06F17/5086 G06F2217/06

    Abstract: A computer-implemented method and system automatically adjusts the size of a rigid body model. The method and system construct a two-dimensional model or a three-dimensional model, where the model has one or more rigid bodies. The rigid bodies are converted into geometric primitives that represent a respective rigid body and enable the respective rigid body to resize. One or more of the primitives are constrained to one another. A solver process changes a size of at least one geometric primitive and a rigid body simulation process uses the resized primitive(s) as input.

    Abstract translation: 计算机实现的方法和系统自动调整刚体模型的大小。 该方法和系统构建二维模型或三维模型,其中模型具有一个或多个刚体。 刚体被转换为几何图元,其代表相应的刚体并使相应的刚体能够调整大小。 一个或多个原语彼此约束。 求解器过程改变至少一个几何基元的大小,并且刚体模拟过程使用调整大小的图元作为输入。

    Simulation of resizable bodies using a rigid body solver

    公开(公告)号:US10068036B2

    公开(公告)日:2018-09-04

    申请号:US14977902

    申请日:2015-12-22

    Abstract: A computer-implemented method and system automatically adjusts the size of a rigid body model. The method and system construct a two-dimensional model or a three-dimensional model, where the model has one or more rigid bodies. The rigid bodies are converted into geometric primitives that represent a respective rigid body and enable the respective rigid body to resize. One or more of the primitives are constrained to one another. A solver process changes a size of at least one geometric primitive and a rigid body simulation process uses the resized primitive(s) as input.

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