Modelling with AutoCAD 2004 phần 2 ppt

... displayed with UCS BASE current 2 Refer to Fig. 5.7 42 Modelling with AutoCAD 20 04 Figure 5.6 The UCS dialogue box – Orthographic tab active. Example 2 1 Open C:\MODR2004\3DWFM and refer to Fig. 8.3 2 ... HEX 1 Ϫ10 TOP HONEY 2 0 LEFT SQUARE 2 10 RIGHT STARS 2 0 c) the result is Fig. 8.1(d) d) this completes Example 1 which does not have to be saved. 26 Modelling...

Ngày tải lên: 09/08/2014, 11:21

... mean? 28 8 Modelling with AutoCAD 20 04 A detailed drawing 28 1 2 Create three wedges using the following information: corner length width height wedge 1 6, 12, 25 18 61 5 wedge 2 6, 12, 25 12 Ϫ65 wedge ... space objects to have the ‘correct’ value. 27 6 Modelling with AutoCAD 20 04 Figure 40.1 Adding dimensions in model and paper space. 28 4 Modelling with Aut...

Ngày tải lên: 09/08/2014, 11:21

... drawing file as backup We are now ready to proceed with creating 3D and solid models. 4 Modelling with AutoCAD 20 04 20 Modelling with AutoCAD 20 04 3D co-ordinate input Co-ordinate input is generally ... with AutoCAD LT ISBN 0 340 625 43 0 Advancing with AutoCAD LT ISBN 0 340 64579 2 3D Draughting using AutoCAD ISBN 0 340 677 82 1 Beginning AutoCAD R13 for...

Ngày tải lên: 09/08/2014, 11:21

... as 175 but 22 5 in the 3D Viewport 80 Modelling with AutoCAD 20 04 Figure 10.13 Centring viewport Example 1 – 3DWFM by scale factor. 2 UCS BASE and layer MODEL both current 3 Menu bar with View-Viewports-Named ... Modelling with AutoCAD 20 04 Figure 9.5 Construction of model for viewport Example 2. 20 The screen display should resemble Fig. 9 .2( c) 21 Save the scree...

Ngày tải lên: 09/08/2014, 11:21

... point – ϽRETURNϾ – ϽRETURNϾ start tan 0,0,0 20 0,0,0 20 0, 120 , 120 0,0,0 end tan 20 0,0,0 20 0, 120 , 120 0,100,90 0,100,90 1 32 Modelling with AutoCAD 20 04 13 Task 1 a) Using the ID command, identify ... 30 d) refer to Fig. 22 .1 which displays the 3D viewport only Chapter 22 3D geometry commands Figure 22 .1 The 3DGEOM model for the 3D commands. 146 Modelling with Auto...

Ngày tải lên: 09/08/2014, 11:21

... OK 180 Modelling with AutoCAD 20 04 Figure 25 .1 Viewport specific layer exercise using MODR2004\CHEESE. Example 2 – an existing 3D model In this example we will use the dynamic view command with ... house – Fig. 24 .1.B(b) c) prompt Enter option [CAmera/TArget/etc enter H ϽRϾ – the hide option and house displayed with hidden line removal – Fig. 24 . 1.B(c) 1 72 Modelling...

Ngày tải lên: 09/08/2014, 11:21

... (set theory) and are essential for the AutoCAD creation of solid composites from primitives. 22 0 Modelling with AutoCAD 20 04 20 0 Modelling with AutoCAD 20 04 4 Change the colour of this wedge ... machine support 22 3 20 4 Modelling with AutoCAD 20 04 11 With MVLAY1 tab active, zoom-extents then zoom to a factor of 1 .25 in all viewports 12 Hide, shade,...

Ngày tải lên: 09/08/2014, 11:21

... extrusion can be positive or negative. 7 Regions can be extruded along a path. 25 2 Modelling with AutoCAD 20 04 23 8 Modelling with AutoCAD 20 04 7 In paper space zoom in on the 3D viewport then model space 8 ... new layer: BND, colour blue and current 25 0 Modelling with AutoCAD 20 04 Figure 36.3 Region Example 3 – created from a boundary. 24 4 Modelling wi...

Ngày tải lên: 09/08/2014, 11:21

... render with a type and to a destination. Figure 45 .2 Light symbols with ‘names’ added. Rendering 325 3D orbit with materials attached AutoCAD 20 04 allows the 3D orbit command to be used with materials ... SC1 2. pick Views: V1 3. pick Lights: *ALL*, i.e. both P1 and D1 4. pick OK prompt Scenes dialogue box with SC1 listed respond pick OK 320 Modelling with AutoCAD...

Ngày tải lên: 09/08/2014, 11:21