Titanium-End Composite Panels for Modular Skin Assembly
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Solution Overview
Problem
Manufacturing large composite skins as a single large continuous piece poses challenges in maintaining timelines, reducing costs, and addressing inconsistencies due to traditional fasteners, while joining discrete portions introduces additional issues.
Innovation Solution
A composite structure comprising titanium ends and a composite skin joined between them, allowing for the formation of multiple composite panels that can be fastened to structural supports, with one-sided fasteners enabling access and maintenance without disrupting the structure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If large composite skins are manufactured as a single large continuous piece, then structural integrity is improved, but manufacturing complexity and cost increase
Solution Approach 1:
The composite skin is divided into multiple discrete composite panels that can be manufactured separately and then joined together using titanium ends. This segmentation allows each panel to be manufactured independently with standard tooling, reducing manufacturing complexity while maintaining overall structural integrity through the titanium end connections.
2Ease of operation
If traditional fasteners are used to join discrete composite portions, then assembly is simplified, but consistency and reliability deteriorate
Solution Approach 1:
The invention uses titanium ends that are bonded to the composite panels, creating a hybrid metal-composite joint. This approach combines the simplicity of mechanical attachment with the consistency of adhesive bonding, eliminating the need for traditional fasteners while maintaining assembly simplicity and improving joint reliability through uniform bonding across the entire joint surface.
3Adaptability or versatility
If discrete composite panels are joined together, then manufacturing flexibility is improved, but joint consistency deteriorates due to traditional fasteners
Solution Approach 1:
The invention replaces the mechanical fastening system with an adhesive bonding system between the titanium ends and composite panels. This substitution eliminates the inconsistency points introduced by traditional fasteners while preserving the manufacturing flexibility of discrete panel assembly, as the bonding process can accommodate various panel configurations and sizes.
4Ease of repair
If composite panels are made accessible for maintenance, then ease of repair is improved, but structural完整性 deteriorates
Solution Approach 1:
The composite skin is segmented into discrete panels that can be independently removed for maintenance access. The titanium ends provide robust connection points that maintain structural integrity even when individual panels are removed or accessed, allowing maintenance operations without compromising the overall structural strength of the composite skin.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This design improves manufacturability and damage tolerance, reduces weight, and provides efficient access for maintenance by allowing composite panels to be removed without disturbing the opposite side, thus optimizing production and repair processes.
Implementation Method 1
bonding composite skins to respective first titanium ends and respective second titanium ends to form a plurality of composite panels
Data Source
AI summary
A composite structure and methods of forming are presented. A composite structure comprises: structural supports and a structural skin formed by a plurality of composite panels fastened to the structural supports. Each composite panel of the plurality of composite panels comprises a first titanium end; a second titanium end; and a composite skin joined to and extending between the first titanium end and the second titanium end.