Multi-Vehicle Flexible Framing System for Rapid Fixture Switching
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Solution Overview
Problem
Current multi-vehicle type co-production line flexible framing systems in the automobile industry are inefficient, inflexible, and costly, with limitations in production capacity, switching speed, and compatibility with domestic automobile factories' needs, leading to a gap in meeting the requirements of producing multiple vehicle types on a single production line.
Innovation Solution
A multi-vehicle type co-production line flexible framing system incorporating a robot welding system, high-speed transport system, intelligent flexible positioning systems for floor and side panels, and a fixture switching and rail system, which includes tetrahedral roll-over tables and friction-driven dollies, to enhance positioning, switching, and welding efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If imported foreign flexible framing systems are used, then welding capability is achieved, but production efficiency is slow and floor area is large
Solution Approach 1:
The patent implements dynamic positioning platforms that can move and adjust positions along guide rails, allowing the framing system to adapt to different vehicle types and optimize space utilization. The dynamic positioning capability enables the system to maintain high production efficiency while reducing the required floor area compared to fixed foreign systems.
Solution Approach 2:
The framing system is designed with universal positioning platforms that can accommodate multiple vehicle types through adjustable fixtures and positioning mechanisms. This multi-functionality allows a single compact system to replace multiple dedicated lines, improving production efficiency without requiring additional floor space.
2Adaptability or versatility
If foreign flexible framing solutions are implemented, then multi-vehicle production is enabled, but switching speed is slow and adaptability is restricted
Solution Approach 1:
The system pre-positions multiple sets of positioning platforms and fixtures along the production line, allowing rapid switching between vehicle types by simply moving to the pre-prepared configuration. This preliminary arrangement of switching mechanisms enables fast reconfiguration without time-consuming adjustments, achieving both high adaptability and fast switching speed.
Solution Approach 2:
The positioning platforms are designed with dynamic movement capabilities along guide rails, enabling rapid repositioning for different vehicle types. The dynamic switching mechanism reduces the time required to reconfigure the line while maintaining versatility across multiple vehicle models.
3Productivity
If traditional framing systems are used, then structure is simple, but robot utilization is low and production capacity is limited
Solution Approach 1:
The framing system is divided into modular positioning platforms that can be independently controlled and positioned. Each module can be optimized for specific welding tasks, increasing robot utilization efficiency. The segmented structure manages complexity through standardization while enabling high production capacity through coordinated operation of multiple modules.
Solution Approach 2:
The positioning platforms serve as intermediaries between the robot welding system and the vehicle body, enabling precise positioning and facilitating high-speed welding operations. This intermediary mechanism increases robot utilization by ensuring optimal positioning for each welding task while managing system complexity through specialized functional modules.
4Ease of manufacture
If foreign framing systems are imported, then welding function is provided, but building cost is high and domestic competitive power is weak
Solution Approach 1:
The positioning platforms are equipped with self-positioning capabilities through sensors, encoders, and automated control systems that eliminate the need for complex manual adjustment mechanisms. This self-service functionality reduces manufacturing costs by simplifying the control architecture while maintaining high production efficiency through automated positioning and coordination.
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 achieves high production efficiency, reduced switching time, increased robot utilization, compact structure, and lower costs, enabling the production of multiple vehicle types with improved capacity and flexibility, specifically meeting the 60JPH capacity requirement of domestic automobile factories.
Implementation Method 1
a friction-driven dolly (30) which is powered by a friction wheel (301)
Data Source
AI summary
A multi-vehicle type co-production line flexible framing is disclosed, comprising a robot welding system, a high speed transport system, a floor panel intelligent flexible positioning system, and a side panel flexible positioning and switching system. The floor panel intelligent flexible positioning system is correspondingly connected to a transfer rail of the high speed transport system. The side panel flexible positioning and switching system comprises a side panel fixture consolidation system, a fixture storage system, and a fixture switching and rail system. The side panel fixture consolidation system corresponds to the side of the floor panel intelligent flexible positioning system. The fixture storage system is arranged on two sides of the side panel fixture consolidation system in the transfer direction of the high speed transport system. The fixture switching and rail system is connected between the side panel fixture consolidation system and the fixture storage system. The improved structure is relatively compact and practical, has a short switching time, a high production efficiency, and a small floor area, and may use a large number of welding robots, fully satisfying the capacity requirement of 60JPH of the automobile factory.