高級(jí)教程ppt課件

1、ICEM surf TrainingSurfaces*Surface Creation - Global Offset - create an offset surface with constant distance from the original surface. ICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Global Blend - generates one or several blend patches between two connecting edges. -The co

2、nnecting edges may consist of several segmentsICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - By Curves (N-Sided Blend) -Using this function you may create an n-sided blend, e. g. to fill a gap in a surface.多邊型的面，至多12個(gè)邊ICEM

3、surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Profiles- a profile surface is created by dragging one or several profile curves along a spine curve.-The spine consist of one or several connected curve segments, and must be tangent continuous,.-The profil

4、es are along the spine curve by the local coordinate system, defined by the moving frame type. -If several profiles have been selected, they must have the same number of sharp bends.-The profiles must be connected to the spine curve at different positions. -If an attachment geometry is specified, th

5、e intermediate profiles are attached to it.- the profiles may be adapted to additional geometry, the limit geometry, by rotating or sliding.The Main Menu Profiles 指定軌跡(spine)與截面(profile)做掃出ICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesThe Parameter Menu for the Moving

6、 Frame Type ICEM surf TrainingSurfacesPriority is set to Tangent - 3D radial (default setting): z-axis = tangent of the spine curve y-axis is determined by the vectorPriority is set to Vector - radial in direction of the vector: y-axis = vector z-axis is determined by the tangent of the spine curveI

7、CEM surf TrainingSurfacesPriority is set to Tangent : x-axis = connection to the corresponding point on the second curve z-axis is determined by the tangent of the spine curvePriority is set to Vector : x-axis = connection to the corresponding point on the second curve y-axis is determined by the ve

8、ctorICEM surf TrainingSurfaces Priority is set to Tangent : y-axis = surface normal z-axis is determined by the tangent of the spine curve Priority is set to Vector : y-axis = surface normal x-axis is determined by the vectorICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Duc

9、t Surface -Duct surfaces are tubular profile surfaces without an explicitly specified spine curve. 用數(shù)條不相交的曲線構(gòu)成曲面ICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Fillet - create fillets between surfaces with a sharp bend at the transitions.做倒R之面，可做變化RICEM surf TrainingSurfacesI

10、CEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Offset -An offset surface with a distance may be computed for a surface. -A variable distance can be defined additionally for the offset computation of

11、 a single patch.將surface往normal方向位移ICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Flanges - a flange depth and a flange angle can be specified. The flange angle 0?defines the basic flange direction.patch邊界或曲線長(zhǎng)出一個(gè)具角度的直面ICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM

12、surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Fillet Flange - create flanges on fillet surfaces. tangentially to the selected patches -The edges of the patches are the spine curve. -The fillet surface

13、can be trimmed at or extrapolated up to the starting edge.ICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Creation - Ruled Surface -A curve is translated along a vector by which a translation surface is created.用一條curve做直直長(zhǎng)出的patchICEM surf TrainingSurfaces*Surf

14、ace Modification - Point - surface (patch cluster) are modified by using a reference patch which is manipulated instead of the surface. - curves and raw data, can be modified with this function.ICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Modification - Control Point - a surface (pat

15、ch cluster) are modified by using a reference patch which is manipulated instead of the surface. - curves and raw data, can be modified with this function.指定一個(gè)面當(dāng)基準(zhǔn)來拉動(dòng)整個(gè)modelICEM surf TrainingSurfaces*Surface Modification - Matching (Multiple Matching) - a patch transition (matching) for three or fou

16、r Bezier patches may be created by one step. - K- and T-transitions , connections of part edges can also be realized with function.調(diào)整有共點(diǎn)之一組面間的連續(xù)性ICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Modification - Refit Surface - a patch clu

17、ster may be mapped onto digitized data. -The patch cluster structure remains unchanged將數(shù)個(gè)patches對(duì)點(diǎn)側(cè)資料做逼近ICEM surf TrainingSurfaces*Surface Modification - Feature Design -Using this function you may draw and adapt geometry elements to surfaces.將舊設(shè)計(jì)套入新設(shè)計(jì)中ICEM surf TrainingSurfacesICEM surf TrainingSur

18、facesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Modification - Global Fillet - create with one step fillet surfaces at multiple patch clusters, including at surfaces intersecting each other.對(duì)整個(gè)Model做全域性的倒R處理ICEM surf TrainingSurfa

19、cesICEM surf TrainingSurfaces*Surface Modification - Crowning - the surface shape is modified in a point directly by the specified value (see figure below). - in tool manufacturing to compensate the spring-back of the sheet metal for the whole geometry.ICEM surf TrainingSurfacesICEM surf TrainingSur

20、faces*Surface Modification - Convert- convert surfaces from NURBS to Bezier representation, and vice versa. - Different results are obtained according to the original geometry and the option Approximate轉(zhuǎn)變曲面函數(shù)方式ICEM surf TrainingSurfacesICEM surf TrainingSurfaces*Surface Modification - Invert Normals

21、 -The normals of surfaces, patches and faces can be inverted and aligned with this function.改變曲面之U、V方向ICEM surf TrainingSurfaces*Surface Modification - Global Face Untrim Several faces can be untrimmed by one step to restore the original patches.ICEM surf TrainingSurfaces*Surface Modification - Global Trim- According to the option Faces All , either faces are created by the trim operation, or patches are reapproximated.ICEM surf TrainingSurfacesICEM surf TrainingSurfaces - File Import DB 引入 front car 結(jié)果如下 - 編輯曲面 執(zhí)行 CtrIP 選擇所有物件 在對(duì)話框中設(shè)定，對(duì)