TAILIEUCHUNG - Introduction to AutoCAD 2011- P9

Introduction to AutoCAD 2011- P9: The purpose of writing this book is to produce a text suitable for students in Further and/or Higher Education who are required to learn how to use the computer-aided design (CAD) software package AutoCAD 2011. Students taking examinations based on CAD will find the contents of the book of great assistance. | 242 Introduction to AutoCAD 2011 The Chamfer and Fillet tools Example - Chamfer and Fillet Fig. CHAPTER 12 1. Set layer Green as the current layer. 2. Set Isolines to 16. 3. Working to the sizes given in Fig. and using the Box and Cylinder tools construct the 3D model Fig. . 4. Place in the 3D Navigate SW Isometric view. Union the two boxes and with the Subtract tool subtract the cylinders from the union. height 10 Fig. Example - Chamfer and Fillet - sizes for the model Fig. Example - Chamfer and Fillet - isometric view - the model before using the tools Introducing 3D modeling 243 Notes To construct the elliptical cylinder call the Cylinder tool from the Home Modeling panel. The command line shows Command _cylinder Specify center point of base or 3P 2P Ttr Elliptical enter e right-click Specify endpoint of first axis or Center 130 160 Specify other endpoint of first axis 210 160 Specify endpoint of second axis 170 180 Specify height or 2Point Axis endpoint 50 Command 5. Click the Fillet tool icon in the Home Modify panel Fig. . The command line shows CHAPTER 12 Fig. The Fillet tool icon in the Home Modify panel Command _fillet Current settings Mode TRIM. Radius 0 Specify first object or Undo Polyline Radius Trim Multiple enter r Radius right-click Specify fillet radius 0 10 Select first object pick one corner Select an edge or Chain Radius pick a second corner 244 Introduction to AutoCAD 2011 CHAPTER 12 Select an edge or Chain Radius pick a third corner Select an edge or Chain Radius pick the fourth corner Select an edge or Chain Radius right-click 4 edge s selected for fillet. Command 6. Click the Chamfer tool in the Home Modify panel Fig. . The command line shows Fig. The Chamfer tool icon in the Home Modify panel Command _chamfer TRIM mode Current chamfer Distl 0 Dist2 0 Select first line or Undo Polyline Distance Angle Trim mEthod Multiple enter d right-click Specify first chamfer distance 0 10 Specify .

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