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| Credit- Degree applicable | | Effective Quarter: Fall 2020 | I. Catalog Information
| DMT 68A | Creo Parametric Surface Modeling | 4 Unit(s) | | DMT 68B | | 4 Unit(s) | | DMT 68C | | 4 Unit(s) | | DMT 68D | | 4 Unit(s) | | DMT 68E | | 4 Unit(s) |
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| | Requisites: Prerequisite: Any DMT 65A-E course. Hours: Lec Hrs: 24.00
Lab Hrs: 72.00
Out of Class Hrs: 48.00
Total Student Learning Hrs: 144.00 Description: Parametric and free-form surfacing methodologies in Creo are used to create organic 3D shapes that follow a processed-based (or task-based) approach to modeling. This course includes the application of multifaceted surface features in designing product models and molds for industry. |
| Student Learning Outcome Statements (SLO)
| | | • Student Learning Outcome: Create and edit complex Creo Parametric Surfacing design using Advanced 3D Surfacing and Interactive Surface Design Extension (ISDX) Modeling techniques & methodologies. |
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II. Course Objectives | A. | Create surfaces for product development. |
| B. | Manipulate surface geometry. |
| C. | Apply surface construction geometry commands. |
| D. | Extract and understand surface information. |
| E. | Extract and replace model faces using surface geometry. |
| F. | Derive surfaces from boundary curves. |
| G. | Demonstrate variable section sweeps. |
| H. | Import and utilize external geometry. |
| I. | Demonstrate Interactive Surface Design Extension (ISDX) tool sets. |
| J. | Combine parametric controls with free-form surfacing |
| K. | Apply analysis tools to build high quality surface |
| L. | Apply master modeling techniques to build surfaces |
III. Essential Student Materials IV. Essential College Facilities | | CAD computer laboratory with Creo software |
V. Expanded Description: Content and Form | A. | Create surfaces for product development. |
| 1. | Introduction to Surface interface. |
| 5. | Trim and nurbed surfaces. |
| 6. | Protrusions, cuts and solidify surface features. |
| B. | Manipulate surface geometry. |
| 1. | Trimming surfaces features. |
| C. | Apply surface construction geometry commands. |
| 4. | Redefining datum curves. |
| D. | Extract and understand surface information. |
| 1. | Parent-child relationships. |
| E. | Extract and replace model faces using surface geometry. |
| F. | Derive surfaces from boundary curves. |
| 2. | Surfaces with C1 and C2 continuity. |
| 3. | Boundary blend control points. |
| G. | Demonstrate variable section sweeps. |
| 2. | Involute surfaces using a variable section sweep. |
| H. | Import and utilize external geometry. |
| 1. | Introduction to available tool sets. |
| 2. | Working with imported geometry. |
| 3. | Using the geometry as imported. |
| 4. | Modify geometry non-parametrically with Flexible modeling |
| 5. | Import data doctor to repair surfaces |
| I. | Demonstrate Interactive Surface Design Extension (ISDX) tool sets. |
| 1. | Introduction to Freeform Surfacing |
| 2. | Full associativity of surfaces and curves |
| 3. | Import and trace sketch |
| 4. | Creating and editing curves in ISDX |
| 6. | Parametric controls to drive Freeform surfaces |
| J. | Combine parametric controls with free-form surfacing |
| 2. | Seed and boundary surfaces |
| K. | Apply analysis tools to build high quality surface |
| 1. | Exhibit the deviation from a surface or datum plane |
| 2. | Display curves that represent the reflection due to linear sources of light |
| 3. | Show a color plot of the shadow area cast by a surface |
| L. | Apply master modeling techniques to build surfaces |
| 3. | Creating sub-components from driving geometry |
VI. Assignments | A. | On-line video lectures, viewed as assigned during the course. |
| B. | CAD advanced surface projects as assigned |
| C. | Reading from textbooks and other references. |
VII. Methods of Instruction | | Lecture and visual aids
Discussion of assigned reading
Homework and extended projects
Laboratory discussion sessions and quizzes that evaluate the proceedings weekly laboratory exercises
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VIII. Methods of Evaluating Objectives | A. | Accuracy and Completeness of assigned advanced CAD projects. |
| B. | Mid-term examination covering assigned video lectures, textbook reading and advanced CAD projects. Exam will be evaluated on completeness of solid modeling requirements. |
| C. | Final examination evaluating student’s comprehensive understanding of advanced Creo Parametric CAD surfacing as defined in the grading rubric. |
IX. Texts and Supporting References | A. | Examples of Primary Texts and References |
| 1. | Steven G. Smith, Creo Parametric 4.0 Surface Modeling, CADQUEST, 2018 |
| B. | Examples of Supporting Texts and References |
| 1. | PTC, PTC University Precision LMS, Surefac and ISDX moduals, PTC, 2017 |
X. Lab Topics | E. | Boundary curves and section sweeps |
| F. | Interactive Surface Design Extension (ISDX) |
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