Electrode Packaging Insert with Tension Binding

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Solution Overview

Problem

Manual welding electrodes with special coatings are prone to damage from impact forces during transportation due to rough handling and rattling, leading to costly scrapping.

Innovation Solution

A packaging arrangement featuring a container with an insert that conforms to both the internal shape of the container and the bundled electrodes, along with a binding mechanism that applies tension to keep the electrodes securely bundled, reducing rattling and impact damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If electrodes are transported in a simple container without special packaging, then the container structure is simple and easy to manufacture, but the electrodes are damaged by vibration, shock and impact forces during transportation

Engineering Contradiction:
Improveelectrode protectionVSAvoidpackaging structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The packaging structure is divided into multiple functional components: a container for holding electrodes, a conforming insert with first and second sections for shaping and supporting electrodes, and a binding mechanism for securing the bundle. This segmentation allows each component to perform its specific function while collectively providing comprehensive protection against vibration and shock during transportation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insert is nested within the container, with the first section conforming to the internal shape of the container and the second section conforming to the bundled shape of the electrodes. The binding is then applied around the insert and electrodes, creating a nested structure that maximizes protection while maintaining a compact overall form factor.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If a custom-shaped insert is used to conform to both container internal shape and electrode bundle shape, then electrode protection is improved, but the insert manufacturing complexity increases

Engineering Contradiction:
Improveelectrode protectionVSAvoidinsert fabrication
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The insert is divided into two distinct sections: a first section that conforms to the container's internal shape and a second section that conforms to the electrode bundle's shape. This segmentation allows each section to be optimized for its specific function while simplifying the overall manufacturing process by allowing independent formation and assembly of each section.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insert is designed with flexible properties that allow it to be formed into different configurations. The first section can be formed to match the container's internal geometry, while the second section can be formed to match the electrode bundle's shape. This dynamic forming capability enables the same insert material to adapt to different container and electrode configurations without requiring custom-molded parts for each scenario.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7942266B2Electrode packaging to reduce handling damage
Publication Date: 2011.05.17 LINCOLN GLOBAL INC
  • US7942266B2 patent drawing
  • US7942266B2 patent drawing
  • US7942266B2 patent drawing

AI summary

Package for electrode rods includes a container for holding a plurality of rods, an insert for the container, the insert having a first section that fits into the container and generally conforms to an internal shape of the container, and a second section that generally conforms to a bundled shape of a plurality of the rods, with a binding that applies tension about the insert second section. In one embodiment the insert may be made of corrugated board.