Hidden Nail Head Structure for Pneumatic Fasteners
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Solution Overview
Problem
Existing pneumatic nail guns have a complex and costly nail head structure, an unattractive appearance due to the exposed nail head, and inconvenient connection between the nail head and magazine, leading to high manufacturing costs and processing difficulties.
Innovation Solution
A nail gun with a hidden nail head structure featuring a split nail magazine design with detachable shell plates and a spring clip fastening system, where the nail head is fixed to the nail magazine using fasteners, providing a more elegant appearance, stable structure, and reduced manufacturing costs through simplified design and lightweight materials.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If the nail head is fixed directly at the front end of the gun body with the nail magazine attached, then the connection structure is simple, but the appearance is unattractive and the structure is exposed
Solution Approach 1:
The patent applies nesting by placing the nail head inside a cavity of the gun body rather than mounting it externally. The nail head is positioned within the gun body's internal space, hidden from external view, which resolves the contradiction between aesthetic appearance and structural complexity by integrating the nail head into the gun body's existing structure.
Solution Approach 2:
The patent extracts the nail head from the traditional external position and relocates it to an internal cavity position. This extraction allows the nail head to be hidden while maintaining its functional connection to the nail magazine, improving appearance without requiring complete structural redesign.
2Ease of manufacture
If the nail head structure is complex to accommodate direct mounting, then the connection is stable, but the processing cost and manufacturing cost increase
Solution Approach 1:
The patent segments the connection structure by using separate fastening mechanisms: fasteners connect the nail magazine to the gun body, while additional fasteners connect the nail head to the connecting part. This segmentation allows each connection to be independently optimized and simplified, reducing overall manufacturing complexity while maintaining stable connections through dedicated fastening points.
3Device complexity
If the nail head is exposed at the front end, then the structure is simple and easy to manufacture, but the overall appearance becomes less aesthetically pleasing
Solution Approach 1:
The nail head is nested within the gun body's cavity, hidden from external view. This nesting approach maintains installation simplicity by using standard fastening methods while completely transforming the appearance by concealing the nail head, thus resolving the contradiction between manufacturing simplicity and aesthetic appearance.
4Shape
If the nail head is hidden inside the gun body, then the appearance is more elegant and attractive, but the installation method becomes more complex
Solution Approach 1:
The installation method is segmented into discrete, manageable steps: first attaching the nail magazine with fasteners, then positioning the nail head, and finally securing it with additional fasteners. This segmentation transforms the complex hidden installation into a series of simple, sequential operations, reducing installation complexity while maintaining the elegant hidden appearance.
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 hidden nail head design enhances the aesthetic appeal, facilitates assembly, reduces manufacturing costs, and improves structural stability, while the split magazine design and lightweight materials enhance assembly accuracy and user comfort, preventing empty firing and nail loss.
Implementation Method 1
One end of the two shell plates is formed with a groove and connected by a spring clip embedded in the groove
Implementation Method 2
a magnet, which has an adsorption effect on the top nail of the row
Data Source
AI summary
A nail gun with a hidden nail head structure includes a gun body, a nail magazine, and a nail head located at the nail exit of the nail magazine. The nail magazine is a component for supplying nails, and the gun body is a component for striking nails. The gun body has a connecting part extending towards the nail exit. The nail head is fixedly connected to the nail magazine on both sides by fasteners, and the upper part of the nail head is fixed to the connecting part by fasteners, realizing the hidden installation of the nail head. By adopting an insertion-type installation method, the nail head is hidden, making the overall appearance of the nail gun more elegant and attractive, with convenient assembly and connection, a more stable structure, simplified nail head structure, more convenient processing of components, and reduced manufacturing costs.