Edge Protection Mounting Device for Sheet Coil Packaging

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Solution Overview

Problem

Prior art edge protection mounting devices for sheet coil packaging are bulky and time-consuming to apply, especially when protecting both inner and outer edges of sheet coils.

Innovation Solution

A compact edge protection mounting device system that includes a mounting arm arrangement with outer and inner edge protection material guides, allowing for quicker application of edge protection material by positioning the guides beside the sheet coil, enabling efficient wrapping and fixing of edge protection material during the coil rotation process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If prior art edge protection mounting devices are used, then edge protection material can be applied to sheet coils, but the devices are bulky and the application process is time consuming

Engineering Contradiction:
Improveapplication speedVSAvoiddevice structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent repositions the mounting arm arrangement from above or below the sheet coil to beside the sheet coil, utilizing a lateral dimension. This allows the edge protection material guides to feed material along the edges more efficiently, reducing application time and making the system more compact.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The mounting arm arrangement is divided into separate outer and inner edge protection material guides, each independently positioned to feed material to specific edges. This segmentation allows parallel processing of both inner and outer edges, significantly increasing productivity.

Inventive Principle:
Principle #1Segmentation

2Productivity

If mounting arm arrangement is positioned above or below the sheet coil, then edge protection can be applied, but the system becomes less compact and slower

Engineering Contradiction:
Improvepackaging speedVSAvoidsystem footprint
Core Design Contradiction:
ProductivityVSVolume of moving object

Solution Approach 1:

The patent transitions the mounting arm arrangement from vertical positioning (above/below) to horizontal positioning (beside the sheet coil). This dimensional change enables the system to be more compact while allowing simultaneous application of edge protection material to both inner and outer edges during rotation, thereby increasing packaging speed.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If edge protection material guides are positioned to feed material along edges, then quick application is achieved, but the guides must be shaped to displace material sideways

Engineering Contradiction:
Improveapplication timeVSAvoidguide shaping complexity
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The mounting arm arrangement is segmented into distinct outer and inner material guides, each with a specific shaping function. The outer guide shapes material for the outer edge while the inner guide shapes material for the inner edge, allowing each guide to be optimized independently for its specific function, reducing overall manufacturing complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250100730A1Edge protection mounting device in a system for sheet coil packaging
Publication Date: 2025.03.27 LAMIFLEX GRP AB
  • US20250100730A1 patent drawing
  • US20250100730A1 patent drawing
  • US20250100730A1 patent drawing

AI summary

An edge protection mounting device for use in a system for sheet coil packaging is provided, including a mounting arm arrangement including edge protection material guides, configured to feed out and guide edge protection material into correct positions along edges of a sheet coil from the side of an end of the sheet coil. Further, a system for sheet coil packaging is provided, including: a sheet coil wrapping arrangement; a sheet coil rotating arrangement, arranged to rotate a sheet coil while it is wrapped; and two edge protection mounting devices, each including edge protection material guides, arranged to feed out and guide edge protection material into correct positions along edges of a sheet coil from the side of an end of the sheet coil as it is rotated, thereby fixing the edge protection material to the edges of the sheet coil by the wrapping.