CATIA--命令详解(3)

2025-11-21

Disassemble elements拆解元素: select a multi-cell element, and choose the disassembling mode. 多单元几何体,不管是曲线还是曲面,拆解为单一单元或单一域几何体。

Approximate/segment procedural surfaces对生成的曲面进行近似的/分段处理: select a surface,

specify the approximation tolerance, and the resulting surface maximum orders and/or segments

Copy geometric parameters复制几何参数: select the template curve and select the target curves. Create a Continuity Constraint创建一个连续的约束: click the Continuity Constraint icon and select the elements to be connected.

曲线和曲面的分析

Check connections between surfaces检查曲面之间的连接: select two surfaces, specify the type of analysis (distance, tangency, curvature) and set the analysis parameters.

Check connections between curves检查曲线之间的连接: select two curves, specify the type of analysis (distance, tangency, curvature) and set the analysis parameters.

Analyze the distance between two sets of elements分析两组元素之间的距离: select a surface and a target element, specify the analysis mode, type, and display parameters.

Use dynamic cutting planes动态切割平面: select a surface, specify the cutting planes orientation, numbers, spacing, etc.

Analyze using highlight lines面分析(高光线反射): select a surface, and specify the highlight type. Perform a curvature analysis执行曲率分析: select a curve or surface boundary, specify the curvature comb parameters (spikes number and length, orientation, etc.).

Perform a surfacic curvature analysis执行曲面曲率分析: select a surface and specify the display parameters.

Perform a draft analysis执行拔模分析: select a surface and specify the display parameters. Map an environment on a surface在曲面上映射环境(跟UG看曲面反射一样): choose the mapping to be reflected onto every element.

Analyze using isophotes使用等照度线分析: specify the isophotes number, thickness, color, and position.

Analyze using highlights强光分析: click the ACA Highlight icon and define stripes or grid lines density, thickness and sharpness. 分析曲面法线和预定义方向之间的角度。根据角度设置此曲面位置的颜色。具有相同曲面法线和预定义方向之间角度的所有位置都将获得相同的着色颜色。如果角度是 90 度,结果条纹将为预定义方向的轮廓线。

Manipulate light sources操作光源: click the icon, define the mode and manipulation parameters 沿着预定义的圆(以光线目标为中心)操作光源。

仪表盘工具

创建基准:单击该图标以停用历史记录模式。

保留初始元素:单击该图标并使用其它命令以创建/修改元素。在原始元素的副本上执行操作。

在新几何图形集中插入:输入命令后选择此模式以在新的几何图形集中创建操作的结果。

创建临时分析:输入命令后选择此模式以获得有关连接质量的反馈。

自动检测:指定搜索类型并设置自动检测参数。

设置操作器衰减因子:选择操作器步骤的衰减值。

在元素上显示连续:选择元素并单击该图标以在元素上显示指示连续类型的文本。

在元素上显示接触点:选择元素并单击该图标以在元素上显示接触点及其操作器。

在元素上显示张度:选择元素并单击该图标以在元素上显示张度向量和值。

在元素上显示 U 和 V 阶数:选择元素并单击该图标以显示沿 U 和/或 V 的阶数。

临时显示控制点:当其它命令运行时,单击该图标以在选定的元素上显示控制点。

一般工具条

Display dress-up options设置修饰选项: set the display options then apply or remove the visualization options on selected elements. 显示或隐藏永久控制点以及曲线段/曲面段以用于分析。

Display information on elements显示元素的几何信息: click the icon and select any element. 显

示或隐藏几何元素,如作为独立元素或组成其它元素(相交曲线、圆柱面轴、凸台的面等)的曲线或曲面上的几何信息。 仅分析拓扑单元几何图形,因此不会分析诸如云点之类的元素。 Display a part symmetrically对称显示零件: select a part, and a mirror plane.

Manage the compass管理指南针: click the adequate icon in the displayed toolbar to define the compass orientation.

Define an axis system定义轴系: click the icon, and enter coordinates or select geometry to define the three axes.

Create masks创建遮罩: select the mask type and an axis system then use the manipulators to

translate and resize the mask box. 遮罩是用来显示几何图形的 3D 框。此框限定几何图形的显示但不截断几何体。它由六个平面限定,框的每条边与当前轴系平行。

Work with a 3D support使用3D支持面: click this icon and select a define the 3D support type: Reference or Local (Only available with the Automotive Body in White Template license) 此命令仅用于汽车 BiW 模板产品。若要在“零件设计 (Part Design)”工作台访问此命令,需要汽车 A 级曲面造型 ACA、汽车 BiW 模板或自由风格曲面优化许可证。创建 3D 支持面。它由三条规则网格线组成,这 些网格通常设置在零件的三个主平面上,聚集了在三个可选工作支持面。当您需要参考点来创建其它几何元素时,它使您可以随时在每个支持面上创建参考点。您不再需要显式选择支持面元素。

它还允许您随时创建网格的子元素(点、边线)。这些特征既不出现在结构树中也不出现在 3D 几何图形中,而是聚集在使用它们的特征下。

Stretch view analysis tool使用拉伸视图分析工具: set the stretching ratio. 拉伸意味着扭曲空间视

图但不影响元素本身。在从不同视点和特定角度精确检查元素的曲率时尤为有用。此拉伸根据 Y 和 X 轴 (Y/X)(以屏幕作为活动窗口中的参考)之间的比率进行。

Manipulate views操作视图: click the adequate icon to freeze viewpoint manipulations. 何约束

视图,以设置特定的视点。

Define views定义视图(跟下面3个一样,没什么用): drag and drop the compass and click the icon to define the viewpoint.

Define Views: click this icon to reverse the viewpoint.

Manipulate Views: click this icon to move backward in the viewpoints.

Manipulate Views: click this icon to move forward in the viewpoints.

自由风格曲面优化

Fit a curve to a cloud of points将曲线拟合为点云: select the curve to be deformed and the target

element, specify the fitting parameters and, if needed, the continuity constraints using the contextual menu, click Fit then OK.

Fit a surface to a cloud of points将曲面拟合为云点: Select the surface to be deformed and the

target element, specify the fitting parameters and, if needed, the edge constraints using the contextual menu, click Fit then OK.

Globally deform a surface全局变形曲面(相当于X成型): Select a set of surfaces, if needed select

the guiding curve, click Run, specify the deformation type and use the control points and mesh lines to deform the surface.

Analyze reflect curves分析反射曲线: Select a surface, specify the neons grid parameters

(number, spacing, position, viewpoint.), manipulate the grid to analyze its reflection on the selected surface.

Analyze inflection lines创建变形线: select a surface, set the compass orientation and click the icon to visualize inflection lines

Create n planes between two planes创建2个平面之间的平面: select two planes, and specify the number of planes to be created

Create projections创建投影: select the element to be projected and its support, specify the projection direction, 通过将一个或多个元素投影到支持面上来创建几何图形。投影可以沿法线或沿某一方向。 Create combined curves创建组合曲线: select the curves, possibly directions, and specify the combine type.

Create reflect lines创建反射线: select the support and direction, and specify an angle.

Create intersections创建相交(相当于相交曲线): select the two elements to be intersected.

Create parallel curves创建平行曲线: select the reference curve, a support plane or surface, and specify the offset value from the reference.

Create a 3D Curve Offset创建3D偏置曲线(相当于偏置): select the reference curve, a direction and specify the offset value from the reference.

Create a circle based on a point and a radius圆心和半径创建圆: select a point as the circle center, a support plane or surface, and key in a radius value. For circular arcs, specify the start and end angles.

Create a circle from two points圆心和点: select a point as the circle center, a passing point, and a support plane or surface. For circular arcs, specify the start and end angles.

Create a circle from two points and a radius2个点和半径: select the two passing points, a support plane or surface, and key in a radius value. For circular arcs, specify the arc based on the selected points.

Create a circle from three points3个点: select three points. For circular arcs, specify the arc based on the selected points.

Create a circle tangent to two curves, at a point双切线和点: select two curves, a passing point, a support plane or surface, and click where the circle should be created. For circular arcs, specify the arc based on the selected points.

Create a circle tangent to two curves, with a radius双切线和半径: select two curves, a support surface, key in a radius value, and click where the circle should be created. For circular arcs, specify the arc based on the selected points.

Create a circle tangent to three curves三切线: select three curves.

Create corners圆倒角: select a first reference element (curve or point), select a curve, a support plane or surface, and enter a radius value.

Creating connect curves桥接曲线: select two sets of curve and point on the curve, set their continuity type and, if needed, tension value.

Create conics圆锥曲线(抛物线): select a support plane, start and end points, and any other three constraints (intermediate points or tangents).

Create splines创建样条: select two or more points, if needed a support surface, set tangency conditions and close the spline if needed.

Create a helix创建螺旋线: select a starting point and a direction, and specify the helix pitch, height, orientation and taper angle.

Create spirals创建螺旋线: select a support plane, center point, and reference direction, then set the radius, angle, and pitch as needed.

Create a spine创建脊柱线: select several planes or planar curves to which the spine is normal.

Create associative isoparametric curves创建关联的等参数曲线: select a surface and click on it to create the curve.

创建曲面

Create extruded surfaces创建拉伸曲面: select a profile, specify the extrusion direction, and define the start and end limits of the extrusion通过沿给定的方向拉伸轮廓来创建曲面。

Create revolution surfaces创建旋转曲面: select a profile, a rotation axis, and define the angular limits of the revolution surface通过绕轴线旋转平面轮廓来创建曲面。

Create spherical surfaces创建球面: select the center point of the sphere, the axis-system defining the meridian and parallel curves, and define the angular limits of the spherical surface创建球面

形状的曲面。球面基于一个中心点、一个定义经线和纬线方向的轴系以及角度限制。

Create cylindrical surfaces创建圆柱面: select the center point of the circle and specify the extrusion direction. 通过沿给定的方向拉伸圆来创建圆柱面。

Create offset surfaces创建偏移曲面: select the surface to be offset, enter the offset value and specify the offset direction

Create variable offset surfaces创建多个偏移曲面: select the surface to be offset, select the surfaces to remove and specify a constant or variable offset direction

Create rough offset surfaces粗略偏移(可以把多个面合并成一张): select the surface to be offset, enter the offset value and specify the deviation

Create swept surfaces扫描曲面(相当于扫掠): select one or more guiding curves, the profile to be swept, possibly a spine, reference surface, and start and end values

Create adaptive swept surfaces创建适应的扫掠曲面: select a guiding curve, a profile to be swept, points to define more sections if needed, set the constraints on each section, and choose a spine Create fill surfaces填充曲面: select curves, or surface edges, forming a closed boundary, and specify the continuity type

Create multi-sections surfaces创建多截面曲面: select two or more planar section curves, possibly guide curves and a spine, and specify tangency conditions

Create blend surfaces创建桥接曲面: select two curves, and possibly their support, specify the tension, continuity, closing point and coupling ratio, if needed

Performing Operations on Shape Geometry

Join geometry接合曲面或曲线: select at least two curves or surfaces to be joined. Heal geometry修复几何体: select at least two surfaces presenting a gap to be healed.

Smooth a curve光顺曲线: select the curve to be smoothed and set the tangency threshold

Restore an element还原曲面(相当于片体边界,移除孔等): select a split element, and click the icon.

Disassemble elements拆解元素: select a multi-cell element, and choose the disassembling mode. 将多单元几何体,不管是曲线还是曲面,拆解为单一单元或单一域几何体。

Split geometry分割几何图形(相当于修剪片体): select the element to be split and a cutting element.


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