Welding Wire Container Metal Cage Cardboard Composite
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Solution Overview
Problem
Existing welding wire containers, particularly those made of cardboard, lack sufficient stability for handling and transporting large coils of welding wire, especially those with diameters greater than 2.00 mm, which are often used in sub-arc welding applications.
Innovation Solution
A container design combining a metal cage for mechanical stability and cardboard components for protection against contamination, featuring a metal cage with a floor and side portions, reinforced with additional metal strips and a detachable dome for easy wire withdrawal, along with a cardboard wall and floor for added support and ease of assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a cardboard container is used, then the container is cost-effective and easy to manufacture, but the stability and strength are insufficient for large welding wire coils
Solution Approach 1:
The container combines a metal cage (providing structural strength and stability) with a cardboard outer shell (providing cost-effectiveness and ease of manufacture). This composite structure allows the container to support large welding wire coils while remaining economical and simple to produce.
2Strength
If a metal cage is used, then the mechanical stability is improved, but the cost and manufacturing complexity increase
Solution Approach 1:
The metal cage serves as an internal reinforcement providing the necessary mechanical stability, while the cardboard outer shell reduces overall cost and manufacturing complexity. The combination allows the structure to achieve required strength without the entire container being made of expensive metal.
3Strength
If the dome is permanently attached, then the structural integrity is improved, but the ease of wire withdrawal is reduced
Solution Approach 1:
The dome is designed with a detachable connection to the container, allowing it to be removed when wire withdrawal is needed. This dynamic configuration enables the system to switch between structural integrity mode (dome attached) and operation mode (dome removed), resolving the contradiction between strength and ease of operation.
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 container provides enhanced stability and protection for large welding wire coils during transportation and handling, preventing contamination and facilitating easy wire insertion into welding systems, while being cost-effective and easily recyclable.
Implementation Method 1
The components of the metal cage are simply welded to each other
Implementation Method 2
The reinforcement ring preferably is made from a metal strip which is welded to the tubes
Data Source
AI summary
A container for accommodating a welding wire coil has a metal frame which defines an accommodation space for the welding wire coil. The metal frame has a bottom portion on which the welding wire coil is to be placed, and a side structure intended to laterally support the welding wire coil. The bottom portion of the metal frame is formed from four metal bars arranged so as to form a grid, and the side structure of the metal frame is formed by eight metal tubes, each of which is connected to one of the ends of the metal bars. The container further has a cardboard wall structure covering the outside of the side structure of the metal frame and having an octagonal shape in cross-section, and a cardboard floor structure covering the outside of the bottom portion of the metal frame. Furthermore, supporting feet are provided which are bolted to the metal frame and which clamp the cardboard floor structure to the bottom portion of the metal frame.


