Vehicle Window Guide Rail Assembly Using Integrated Limiting Groove
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Solution Overview
Problem
The existing vehicle window assembly process is lengthy due to the cumbersome method of fixing the guide rail to the encapsulation assembly using bolts and nuts, which requires embedding nuts in advance and involves multiple bolts, increasing manufacturing time and complexity.
Innovation Solution
The vehicle window assembly incorporates a limiting groove at the first end of the encapsulation assembly, allowing the guide rail to be inserted and fixed to the second end, simplifying the assembly process by positioning and securing the guide rail without the need for multiple bolts, using a limiting groove and second end connection to stabilize and fix the guide rail.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If the guide rail is fixed to the encapsulation assembly by bolts and nuts, then the connection strength is improved, but the assembly complexity and manufacturing time increase
Solution Approach 1:
The patent combines the limiting groove and fixing groove into a single integrated groove structure formed on the encapsulation assembly. This merging of functions allows the guide rail to be both positioned and fixed using a single groove feature, eliminating the need for separate limiting and fixing mechanisms, thereby reducing assembly complexity while maintaining connection strength
Solution Approach 2:
The groove structure acts as an intermediary element between the guide rail and the encapsulation assembly. By incorporating limiting and fixing grooves into the encapsulation assembly itself, the design eliminates the need for separate nuts and multiple bolts, simplifying the connection mechanism while ensuring secure attachment
2Reliability
If nuts are embedded in advance and multiple bolts are used, then the fixing reliability is improved, but the manufacturing time increases
Solution Approach 1:
The patent merges the limiting groove and fixing groove into a single integrated groove structure that is formed on the encapsulation assembly. This combination allows both positioning and fixing functions to be achieved through one groove feature, significantly reducing the number of assembly steps and manufacturing time while maintaining fixing reliability
Solution Approach 2:
The limiting groove and fixing groove are formed in advance on the encapsulation assembly during its manufacturing process. This preliminary action ensures that the grooves are already prepared and positioned correctly, eliminating the need for time-consuming on-site assembly operations and reducing overall manufacturing time
3Strength
If the guide rail is fixed using bolts and nuts, then the connection strength is improved, but the assembly efficiency decreases
Solution Approach 1:
The patent combines multiple groove functions into a single integrated groove structure on the encapsulation assembly. This merging eliminates the need for separate limiting and fixing operations, allowing the guide rail to be quickly positioned and secured in a single assembly action, thereby improving assembly efficiency while maintaining connection strength
Solution Approach 2:
The groove structure on the encapsulation assembly provides self-positioning and self-fixing capabilities for the guide rail. The limiting groove automatically positions the guide rail, and the fixing groove secures it, eliminating the need for complex external fastening mechanisms and enabling rapid assembly
Data Source
AI summary
A vehicle window assembly and an assembly method therefor, and a vehicle. The vehicle window assembly includes an exterior decorative member, an encapsulation assembly, and a guide rail. The encapsulation assembly is disposed around a periphery of the exterior decorative member and wraps at least part of the periphery of the exterior decorative member. The encapsulation assembly has a first end and a second end in a direction of an edge S of the exterior decorative member, and the second end is far away from the first end. A limiting groove is defined at the first end of the encapsulation assembly. The guide rail has one end inserted into the limiting groove to limit the guide rail from moving. The guide rail is connected to the second end of the encapsulation assembly to fix the guide rail to the encapsulation assembly.