Cobalt V8 Getting Started.Book
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Cobalt™, Argon™, Xenon™ August 2013 In December 2008 selected assets of Ashlar Incorporated were transferred to Vellum Investment Partners, LLC pursuant to the 2005 agreements between the companies. Eventually, all assets and selected liabilities of Ashlar Incorporated will be transferred to Vellum Investment Partners. As part of this process, specific copyrights and trademarks will be transferred and re-registered as appropriate in various countries worldwide. Therefore, for the purposes of this copyright and trademark notice, Ashlar Incorporated and Vellum Investment Partners LLC shall be collectively, jointly, individually, and separately known as Ashlar- Vellum. All references to Ashlar-Vellum that follow shall apply as appropriate at the time of receipt or reading, in the country of the publisher, distributor, recipient or reader to one or both of Ashlar Incorporated and Vellum Investment Partners LLC. The word Ashlar is a registered trademark in the United States of Ashlar-Vellum. The word Ashlar and logo Ashlar with Bricks are registered trademarks in the United States and Benelux of Ashlar-Vellum. The word Vellum is a registered trademark in the United States, Japan, Benelux and France of Ashlar- Vellum. Where not registered, Ashlar (word), Ashlar with Bricks (word & logo), Vellum (word) and Ashlar-Vellum (words) are trademarks of Ashlar-Vellum. Graphite (word), Graphite C-Hex (logo), Cobalt (word), Cobalt C-spiral (logo), Xenon (word), Xenon X-graphic (logo), Argon (word), Argon A- loop (logo), Chromium (word), Chromium Cr-graphic (logo), Iridium (word), Iridium Ir-graphic (logo), Ashlar-Vellum (words), Ashlar Bricks alone (logo), Creative Intuition Powered by Vellum (words), The Ultimate Product Design and Development Tool (words) and Software that works the way you think (words), Ashlar-Vellum Software that works the way you think with Bricks (words & logo), Ashlar- Vellum Software that works the way you think with Bricks and Swoosh (words & logo), Vellum:environments (words & logo), Vellum:tracks (words & logo), Vellum:decals (words & logo), Vellum:materials (words & logo), Graphite Tips & Tricks (words & logo) are all trademarks of Ashlar- Vellum. Other marks (if any) are property of their respective owners. All rights reserved. No part of this document may be reproduced, photocopied or transmitted in any form without the expressed permission of Ashlar-Vellum. The software described in this document is provided under a license and may be used or copied only in accordance with the terms of such license. Limit of Liability/Disclaimer of Warranty: The information provided in the document is distributed, as is, without warranty. While every precaution has been taken in the preparation of this document, Ashlar- Vellum, Ashlar-Vellum employees, contractors, sub-contractors, and suppliers shall have no liability to any person or entity with respect to liability, loss or damage caused directly or indirectly by the instructions contained in this document or by the software described herein. Copyright © 2009 Ashlar-Vellum. All rights reserved. CXAGET1308 Ashlar-Vellum +1 800 877 2745 www.ashlar-vellum.com Table of Contents Introduction to Ashlar-Vellum 3-D Modeling ................................................1-1 Ashlar-Vellum 3D Modeling Products .........................................................1-1 Some Things to Know ................................................................................1-4 Tutorial Introduction ....................................................................................1-5 The 3D Modeling Environment ......................................................................2-1 Exercise 1: Ashlar-Vellum’s User Interface .................................................2-1 Exercise 2: Exploring the Drafting Assistant™ ............................................2-9 Exercise 3: Saving Preferences ................................................................2-17 Exercise 4: Selecting Objects ...................................................................2-20 Exercise 5: Drawing Technique Options ...................................................2-24 Wireframe Modeling ........................................................................................3-1 Exercise 1: Setting Up the File ...................................................................3-2 Exercise 2: Creating the Wheel Axles .........................................................3-8 Exercise 3: Creating the Chassis Profile ...................................................3-13 Exercise 4: Editing the Profile ...................................................................3-19 Solid Modeling ................................................................................................4-1 Exercise 1: Extruding the Chassis Profile ...................................................4-1 Exercise 2: Setting Up the Mounting Platform ............................................4-5 Exercise 3: Creating a Platform Cutout .....................................................4-11 Exercise 4: Creating the Chassis Cutout ..................................................4-18 Exercise 5: Basic Rendering .....................................................................4-27 I-1 Exercise 6: Advanced Rendering .............................................................4-29 Exercise 7: Calculating the Chassis’ Physical Properties .........................4-33 The Detail Drawing .........................................................................................5-1 Exercise 1: Creating a 2D Detail Drawing ..................................................5-2 Exercise 2: Creating a Section View ...........................................................5-4 Exercise 3: Adding Dimensions ..................................................................5-8 Index ................................................................................................................1-1 I-2 Introduction to Ashlar-Vellum 3-D Modeling Ashlar-Vellum 3D Modeling Products Ashlar extends the Vellum family of products with the introduction of Argon, Xenon and Cobalt. The three products were created specifically for designers who need to generate or manipulate precise 3D models. Argon contains all of the fundamental features of the modelers. Xenon and Cobalt add functionality to that foundation that greatly enhances productivity for certain design processes. The differences in Argon, Xenon, and Cobalt were developed to provide value and choice for product designers who frequently have diverse design tool requirements due to their unique environments. Argon Argon provides the core foundation for all modeling products. Based upon the ACIS geometry engine, Argon integrates precise curve, surface, and solid modeling design methods through the easy-to-use Vellum interface. Designers can use curves to create surfaces/solids, surfaces to create solids, and then choose from one of the many feature operations such as shelling and blending to further refine their design. Not only does Argon offer a wide variety of modeling tools, but Argon provides the means to precisely share data with other CAD/CAM/CAE packages through DXF/ DWG, STEP, IGES, Parasolids (UG, SolidEdge, SolidWorks), and ACIS, SAT (AutoCAD, Inventor, Mechanical DeskTop) translators. 1-1 Introduction to Ashlar-Vellum 3-D Modeling Xenon Building on everything found in Argon, Xenon provides additional functionality by enabling associativity between the design data. Associativity is a transparent relationship created between the original geometry and the resulting shape. These relationships are stored in a history tree so that any modifications to the original shape are propagated throughout the design. View the history tree for curves, surfaces and solids using the Design Explorer. Associativity is a critical component for rapidly exploring design concepts and iterations through modifications. The following scenario is an example of how associativity can enhance a designer's productivity. 1. A designer creates a collection of curves defining an organic shape in space. 2. Surfaces are added to the curves. 3. Surfaces are trimmed to other surfaces or remitted as needed. 4. Surfaces are stitched into a watertight body represented as a solid. 5. The body is shelled and faces drafted for manufacturing demands. 6. Body edges are smoothed with any of the seventeen blend or chamfer tools. 7. A 2D drawing is generated consisting of side, front, top and isometric views. 8. Design changes require modifications on the original curves. 9. Curves are modified and steps 2 - 7 automatically update through associativity. 1-2 Introduction to Ashlar-Vellum 3-D Modeling Cobalt Cobalt adds more drawing composition, assembly modeling, bill of materials, and GD&T tools relative to Xenon. Cobalt is the package of choice for creating industry standard drawings. A major feature of Cobalt is its on-demand equation-driven parametric constraint management system. Using constraints, the designer can over, under or fully constrain profiles to move in relationships relative to other curves and/or dimension values. One of the more exciting features of using the constraint system is to animate a dimension value by providing minimum/maximum ranges and the number of steps to evaluate. Below is a collection of dimension and geometry constraints supported by Cobalt. • Horizontal, vertical to reference system • Coincident, colinear, parallel, concentric • Tangent, symmetric, perpendicular, offset, equal lengths