Automated Wire Harness Assembly and Testing System

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Solution Overview

Problem

The manual assembly and testing of wire harnesses are labor-intensive, time-consuming, and prone to human error, limiting speed, efficiency, and accuracy.

Innovation Solution

The implementation of automated wire harness assembly and testing systems, which include digital wire harness diagrams, ergonomic assembly stations, and movable electrical testing units, to streamline the manufacturing process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual routing and testing methods are used, then flexibility in assembly is maintained, but production speed and efficiency deteriorate

Engineering Contradiction:
Improveproduction speedVSAvoidautomation level
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The system enables self-service automation where the assembly station automatically performs routing, connection, and testing operations without manual intervention. The automated guide structures direct components into place, and the testing unit automatically verifies electrical connections, eliminating the need for manual labor while maintaining high flexibility through programmable control.

Inventive Principle:
Principle #25Self-service

2Reliability

If manual testing procedures are used, then adaptability to different wire harness designs is maintained, but testing accuracy and reliability deteriorate

Engineering Contradiction:
Improvetesting accuracyVSAvoidtesting system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical testing operations with an automated electrical testing system. The testing unit automatically establishes electrical connections through guide structures and performs systematic verification of wire harness connections, eliminating human error while managing complexity through integrated automated control procedures.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Productivity

If automated assembly is implemented, then production efficiency is improved, but initial system complexity and cost increase

Engineering Contradiction:
Improvemanufacturing efficiencyVSAvoidassembly system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The automated assembly system is segmented into distinct functional modules: automated routing mechanisms with guide structures, connection stations for assembling electrical components, and separate testing units for electrical verification. This modular segmentation manages overall system complexity while enabling high manufacturing efficiency through specialized automated operations in each segment.

Inventive Principle:
Principle #1Segmentation

4Loss of time

If continuous automated production is implemented, then manufacturing cycle time is reduced, but system operational complexity increases

Engineering Contradiction:
Improvemanufacturing cycle timeVSAvoidsystem operational complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The system maintains continuous automated operation where wire harnesses move through routing, assembly, and testing stations without interruption. The automated guide structures and testing units operate continuously, eliminating idle time between operations and reducing manufacturing cycle time while managing complexity through streamlined continuous flow procedures.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS20250155519A1Automated testing techniques for wire harness assembly
Publication Date: 2025.05.15 VOLEX PLC
  • US20250155519A1 patent drawing
  • US20250155519A1 patent drawing
  • US20250155519A1 patent drawing

AI summary

Aspects of the present disclosure include digital wire harness assembly stations, and automated testing techniques. Examples include systems and methods for assembling and testing wire harnesses. A wire harness assembly system may include a display, a screen, a cable connector mount, an electrical testing unit, and at least one computing device to execute a test program associated with a digital wire harness diagram. At least one wire harness assembly station may move along a first track, and a test adapter associated with the electrical testing unit may be movable along a second track. The at least one computing device may execute a test program at the wire harness assembly station while the wire harness assembly and the test adapter move, respectively, along the first and second tracks.