汽车CATIA_培训教程.pptxVIP

汽车CATIAG S D 培训详 细 教 程Generative Shape Design 1- Start menu 2- File / New menu 3- 快捷菜单workbenches二、 基础工具条与菜单对应简介（1/2）OperationsWireframe基础工具条与菜单对应简介（2/2）SurfacesAnalysis三、各基本工具按钮的功能简介：1、Wireframe（创建线、框）Between创建参考点、线On CurveBy coordinatesOn surfaceTangent to curveBisectingNormal to surface Aligned with reference direction Normal to reference direction Normal to circle Creating Plane创建平面Normal to curveTangent to surfaceOffset from plane Offset from plane Creating Planes平面之间创建平面 两平面可平行也可不平行4 instances Creating a Set of Planes一组平面 以存在的平面为参考Origin Creating an Extremum极值元素ExtremumElementIf the element is a surface, you may specify two others directions.两种方向限制只有一种方向限制Creating a Polar Extremum极坐标元素(1/2)最小半径最大半径最小角度最大角度极坐标元素(2/2)最大半径最小半径最大角度最小角度Creating Projected Elements 投影Elements to projectProjected Elements 对多解的时候，保留最近的解 被投影元素可后创建，也可删除和修改Creating a Combined Curve组合投影线Curve1Curve2Direction 2Direction 1Resulting combined curveResulting combined curveDirection 2Direction 1 两条曲线沿垂直或指定方向拉伸后，两曲面的交线Creating a Reflect Line反射线曲面上法矢方向与指定方向成一定角度的点所构成的曲线Support反射线可把支撑面分成两部分3D Curve Offset 3D曲线偏移Intersecting Elements求交Intersecting ElementIntersections延伸求交Elements to intersect交集在第一原素扩展空间求交Type of created element :OrParallel Curve平行线按规则平行Parallel CurveSupportReference curveGeodesicEuclideanRoundSharpCreating Circles圆及圆弧Three pointsCenter and radiusSupportTwo points and radiusCenter and point在支撑面上创建 圆及圆弧Corners(3D) 倒角最高点倒角Element 1Element 1SupportElement 23D CornersDirection可选择Creating Connect Curves桥接曲线 (1/2)Connect CurveCurves to connectCreating Connect Curves桥接曲线 (2/2)Curves to connectBase CurvesConnect CurveConnect CurveBase Curve UsedBase Curve UsedCreating a Conic圆锥曲线Parameter :- P=0.5 for parabola- P0.5 for ellipseIntermediate passing pointsTangents associated to the two first passing points- P0.5 for hyperbolaCreating a Spline Curve 样条曲线及折线Creating a Helix 螺旋线 普通螺纹螺距用规则限制 锥螺纹 用轮廓限制Creating a Spiral 平面螺旋线End angleStart radiusEnd radiusCreating a Spine 脊骨曲线 选择一组平面End rad