NX: Class A Surfacing

Learn Class A surfacing techniques. Discover how to create the highest quality surfaces in Siemens NX.

Introduction

• Create the highest quality surfaces in NX
• What you should know

1. Class A Surfacing

• What is Class A surfacing?
• Constituent components

2. Basics of Design

• Primary, secondary, and tertiary geometry
• Continuities to adjacent elements

3. CAD Tools and Options

• Preferences

4. Tools

• What are splines?
• Using Project, Intersect, and Combine
• How to offset curve on the face
• Refresher on Extrude and Revolve
• What are NURBS surfaces?
• Applying bridge surfaces
• Stylized corner surfaces
• Make slabs larger
• Useful edits
• How to create offsets
• Trims and splits
• Combining elements
• Distance analysis
• Display tools
• Curve shape analysis
• Visualization tools

5. Create Geometry

• Create all primary slabs
• Enlarging slabs
• Corner blends frame curves set up
• Corner blend surfaces
• The top blends
• Tertiary blend surfaces

6. Operations

• Trimming the slab surfaces
• Sewing the trimmed elements
• Final fillet

7. Analysis

• Relationships to neighboring geometry
• Modifications

Conclusion

• Learn more about Class A surfacing