Electrode Handling Layout for Automatic Defect Separation and Taping

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Solution Overview

Problem

Conventional electrode manufacturing devices require manual separation and reconnection of normal and defective electrodes, leading to decreased equipment efficiency and productivity.

Innovation Solution

An electrode manufacturing device with automated suction units, a rotating unit, cutting unit, and taping unit that allows for the automatic separation and reconnection of normal and defective electrodes, improving efficiency and productivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual separation and reconnection of electrodes is performed, then operational flexibility is maintained, but equipment efficiency and productivity deteriorate

Engineering Contradiction:
Improveelectrode manufacturing productivityVSAvoidautomation level of electrode separation and reconnection
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The system enables automatic self-service through the controller coordinating the first suction unit, second suction unit, cutting unit, and taping unit to perform electrode separation and reconnection without manual intervention, thereby improving productivity while maintaining operational flexibility

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual mechanical operations are replaced by an automated control system that coordinates suction units, cutting units, and taping units through electronic control signals, substituting human labor with an integrated mechanical-electronic system that enhances both productivity and automation level

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If automated suction and cutting units are implemented, then productivity improves, but device complexity increases

Engineering Contradiction:
Improveelectrode processing speedVSAvoidcomplexity of automated electrode handling system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The controller serves as a universal coordinating component that manages multiple functions including the first suction unit, second suction unit, cutting unit, and taping unit, allowing a single control system to orchestrate diverse operations and reduce overall system complexity despite increased automation

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The electrode handling system is segmented into distinct functional modules (first suction unit, second suction unit, cutting unit, taping unit), each performing a specific task independently while being coordinated by the controller, which simplifies the design and maintenance of each component while maintaining high productivity

Inventive Principle:
Principle #1Segmentation

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 device enables automatic separation and reconnection of electrodes, enhancing equipment efficiency and productivity by eliminating manual operations.

Implementation Method 1

a first electrode suction unit and a second electrode suction unit that hold a first electrode, and a third electrode suction unit that holds a second electrode

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentEP4207337B1Electrode manufacturing device and electrode manufacturing method using the same
Publication Date: 2025.08.27 LG ENERGY SOLUTION LTD
  • EP4207337B1 patent drawingFigure 1
  • EP4207337B1 patent drawingFigure 2(a)~2(c)
  • EP4207337B1 patent drawingFigure 3

AI summary

An electrode manufacturing device according to an embodiment of the present disclosure includes: a first electrode suction unit and a second electrode suction unit that suction a first electrode, with the first electrode including a normal electrode and a defective electrode; a third electrode suction unit that suctions a second electrode; a rotating unit that is connected to an end of the first electrode suction unit and rotates the first electrode suction unit; a cutting unit that cuts between the normal electrode and the defective electrode; and a taping unit that is positioned apart from and facing the cutting unit, wherein, when the cutting operation of the cutting unit is completed, the rotating unit rotates so that the first electrode suction unit is arranged on the same plane as the second electrode suction unit or the third electrode suction unit.