Adjustable Bracket-Headlamp Carrier Assembly for Gap Control
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Solution Overview
Problem
Existing bracket assemblies for automobiles fail to accurately control the positioning between headlamp assemblies, front fascias or top caps, and fenders, resulting in unwanted gaps due to manufacturing tolerances, which affect the aesthetic appearance.
Innovation Solution
A bracket member with adjustable attachment structures, including a U-bracket and fender bracket, allows for precise alignment and adjustment of headlamps, fascias, and fenders using apertures, slots, and snap-fit connections, enabling secure attachment and tolerance compensation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If standard bracket assemblies are used for mounting headlamps and fascias, then assembly is simple, but manufacturing tolerances cause large gaps between components
Solution Approach 1:
The bracket assembly incorporates adjustable positioning features including slots and movable attachment structures that allow dynamic adjustment of component positions. The U-bracket with adjustable arms and the fender bracket with slot-based positioning enable the assembly to adapt to tolerance variations, transforming a static rigid structure into a dynamic adjustable one that achieves precise alignment between headlamps, fascias, and fenders.
Solution Approach 2:
The invention changes the positioning parameters of the bracket assembly by providing adjustable attachment points with varying positions. The slots and movable structures allow the attachment parameters (position, orientation) to be changed during assembly to compensate for manufacturing tolerances, enabling precise positioning without requiring extremely tight manufacturing tolerances on all components.
2Manufacturing precision
If adjustable attachment structures are added to control positioning, then alignment precision improves, but device complexity increases
Solution Approach 1:
The bracket assembly is segmented into multiple independent adjustable components: a U-bracket with adjustable arms for headlamp positioning, a separate fender bracket with slot-based adjustment, and individual attachment structures for each component. This segmentation allows each segment to be adjusted independently to achieve overall alignment, distributing the complexity across manageable modules rather than requiring a single complex adjustment mechanism.
Solution Approach 2:
The invention introduces intermediary adjustment elements such as slots, movable arms, and positioning features that act as mediators between the fixed mounting points and the components being positioned. These intermediary structures absorb the complexity of adjustment while providing simple attachment interfaces for the headlamps and fascias, isolating the complexity within the bracket assembly itself.
3Shape
If minimal gaps between components are achieved, then aesthetic appearance improves, but positioning control becomes more difficult
Solution Approach 1:
The bracket assembly is pre-configured with adjustable features and positioning structures that are designed to facilitate easy alignment. The slots and movable attachment points are pre-positioned to guide the assembly process, allowing technicians to achieve minimal gaps without requiring complex positioning procedures. The preliminary design of the adjustment mechanisms incorporates user-friendly features that simplify the operation.
Data Source
AI summary
The present invention is a component for providing alignment between at least two external components. The present invention is a bracket member having at least two attachment structures, and at least two externally visible components connected to the at least two attachment structures, and the at least two attachment structures provide adjustable positioning between the at least two externally visible components connected to the at least two attachment structures such that the position off the at least two externally visible components can be adjusted relative to one another.