Gun Suppressor Integral Manufacturing via Selective Metal Melting
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Solution Overview
Problem
Existing suppressor manufacturing techniques face challenges such as inaccurate baffle positioning, time-consuming and costly assembly processes, potential for baffle strike, and weight issues due to redundant materials, which affect the effectiveness and safety of the suppressors.
Innovation Solution
The use of selective metal melting techniques like laser metal sintering (LMS) to form suppressors with components integrally attached to the housing, optimizing angles between components and surfaces to enhance support and reduce thermal stresses, allowing for efficient and durable suppressor construction without subsequent assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional welding or assembly techniques are used to attach baffles to the suppressor body, then the suppressor can be manufactured with separate components, but the positioning accuracy of baffles deteriorates and assembly time increases
Solution Approach 1:
The patent merges the baffle and suppressor body into a single monolithic structure manufactured by selective metal melting. This eliminates the need for separate assembly of baffles and body, thereby achieving both ease of manufacture (single-step process) and high positioning accuracy (integral structure with no alignment errors).
Solution Approach 2:
The patent replaces traditional mechanical assembly methods (welding, threading, or mechanical fastening of separate baffle components) with an additive manufacturing process. The selective metal melting technique directly forms the integral structure, substituting mechanical assembly with a thermal-based additive process that achieves both ease of manufacture and precision.
2Strength
If redundant materials are used in suppressor construction for durability, then the suppressor becomes more durable, but the weight of the suppressor increases
Solution Approach 1:
The patent applies local quality by varying the material distribution within the suppressor structure. The selective metal melting process allows different regions of the suppressor to have different material densities and thicknesses optimized for their specific functional requirements, achieving high durability where needed while minimizing weight in non-critical areas.
Solution Approach 2:
The patent changes the manufacturing parameters of selective metal melting to achieve optimal material properties. By controlling melting parameters, layer thickness, and cooling rates, the process produces a suppressor with high strength and durability characteristics while maintaining minimal weight through precise material deposition.
3Manufacturing precision
If complex assembly processes are used to ensure accurate baffle positioning, then the positioning accuracy improves, but the manufacturing time and cost increase
Solution Approach 1:
The patent applies preliminary action by pre-programming the precise baffle geometry and positioning into the digital model used for selective metal melting. The complex positioning calculations and geometric optimizations are performed in advance during CAD modeling, allowing the manufacturing process to simply execute the pre-planned geometry without requiring complex assembly operations during production.
Solution Approach 2:
The patent replaces complex mechanical positioning and assembly systems with a digital modeling and additive manufacturing system. The selective metal melting process directly translates the digital model into the physical suppressor structure, eliminating the need for manual or automated assembly operations while maintaining high positioning accuracy.
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
This method enables the production of suppressors with improved durability, reduced noise suppression, and enhanced safety by minimizing baffle strike risks and weight, while simplifying the manufacturing process and reducing assembly complexities.
Implementation Method 1
the method uses a selective metal melting technique, (b) melting the feed material to form part of the housing, (c) melting the feed material to form part of the at least one component
Implementation Method 2
laser metal sintering (LMS) are three dimensional printing technique that can be used to manufacture different types of products
Implementation Method 3
laser metal sintering (LMS) are three dimensional printing technique that can be used to manufacture different types of products
Data Source
AI summary
Methods and systems to manufacture gun suppressors using laser metal melting (LMM) are disclosed, together with gun suppressors manufactured according to the methods and systems. In preferred forms the LMM process involves deposition of a metal powder such as titanium oxide.