Voxel-Based Parametric Part Models for Faster CAD Manufacturing
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Solution Overview
Problem
Current CAD/CAM systems are inefficient and ineffective in the design and manufacture of parts for complex systems like aircraft, requiring a method to enhance the design and manufacturing process by identifying and utilizing parametric specifications of parts for rapid fabrication and inspection.
Innovation Solution
A system and method that uses CAD systems to generate three-dimensional models, identifies features, and creates parametric specifications for parts, allowing for the fabrication and inspection of parts through a parametric part model, which can also suggest similar parts from existing databases for design efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional CAD/CAM systems are used for part design and manufacturing, then design and manufacturing processes can be completed, but the process is very time consuming and has limited efficiency
Solution Approach 1:
The system performs preliminary actions by automatically identifying part features and generating parametric specifications from CAD models before manufacturing begins. This advance processing of design data into structured parametric formats enables faster manufacturing decision-making and reduces overall design-to-manufacturing time
Solution Approach 2:
The invention replaces manual mechanical design review processes with automated computer-based systems that use image processing and pattern recognition algorithms to identify features and generate parametric specifications, significantly improving productivity while reducing design time
2Extent of automation
If detailed features are identified and parametric specifications are generated for each part, then manufacturing precision and automation are improved, but the complexity of the design system increases
Solution Approach 1:
The system achieves universality by creating a multi-functional platform that can handle various part types, feature识别 methods, and manufacturing applications through a single integrated parametric specification framework. This universal approach enables automation across different manufacturing contexts without proportionally increasing system complexity
Solution Approach 2:
The invention manages complexity by transforming detailed geometric features into simplified parametric specifications that capture essential manufacturing information. This parameter transformation approach maintains high automation capability while presenting a manageable level of complexity to the manufacturing system
Data Source
AI summary
A method and apparatus for manufacturing a part. The part is designed using a CAD system to generate a CAD part model of the part. Features of the part are identified from the CAD part model of the part. A parametric specification of the part is generated using the features of the part. The parametric specification of the part is saved as a parametric part model. The parametric part model is used to fabricate the part.