Automated Wire Processing System for Aircraft Harnesses
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Solution Overview
Problem
Automated wire assembly systems are impractical for fabricating aircraft wiring harnesses due to the need for high reliability and precise, repeatable processes that traditional methods struggle to achieve.
Innovation Solution
A modular wire processing system that includes a wire transport, electrical component delivery device, and solder sleeve positioning station, utilizing fluid guides and mechanisms to accurately position and solder electrical components onto wires, enabling efficient and precise assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional manual wire assembly methods are used, then flexibility and adaptability are maintained, but manufacturing precision and repeatability deteriorate
Solution Approach 1:
The wire assembly system is divided into modular functional units including wire stripping station, component attachment station, and testing station. Each module performs a specific operation independently, enabling precise control of individual processes while maintaining overall system flexibility and reducing complexity through standardized interfaces.
Solution Approach 2:
The automated wire assembly system is designed with universal fixtures and programmable controllers that can accommodate different wire types, connectors, and assembly configurations. This multi-functionality allows the same equipment to handle various aircraft wiring harness configurations, reducing the need for multiple specialized devices.
2Productivity
If traditional manual assembly methods are used, then system complexity is low, but productivity and efficiency deteriorate
Solution Approach 1:
Manual mechanical assembly operations are replaced with automated mechanical systems including robotic wire strippers, automated component feeders, and programmable positioning mechanisms. These automated systems perform repetitive tasks with consistent precision, significantly increasing productivity while reducing labor requirements and variability.
Solution Approach 2:
The wire assembly system incorporates self-positioning fixtures and automatic feed mechanisms that require minimal operator intervention. The system automatically feeds wires through guides, positions connectors, and advances components along the assembly line, enabling continuous operation with reduced manual handling and improving overall manufacturing efficiency.
3Reliability
If high reliability standards are enforced, then product quality improves, but manufacturing complexity and cost deteriorate
Solution Approach 1:
The wire assembly system incorporates sensors and testing devices that continuously monitor wire positioning, component attachment quality, and electrical continuity. Real-time feedback from these sensors allows the system to detect and correct deviations immediately, ensuring consistent high reliability output while maintaining streamlined processes through automated quality control.
Solution Approach 2:
The system performs preliminary preparation operations including wire stripping, insulation removal, and component pre-positioning before final assembly. These preliminary actions are executed with precise control to ensure proper preparation of all components, reducing the risk of defects and ensuring high reliability without requiring complex post-assembly corrections.
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
The system improves the efficiency and precision of wire harness manufacturing by allowing for modular and repeatable processing steps, enhancing the reliability of aircraft wiring harnesses.
Implementation Method 1
The guide exit may be configured to flow the fluid into the wire channel to move a component coupled to the wire
Data Source
AI summary
In wire processing systems and methods, a wire channel receives a wire. One or more fluid guides flow the fluid into the wire channel to move, along the wire, a component (e.g. a solder sleeve) positioned at least partially in the wire channel and coupled to the wire. Other features are also provided.