Electrode Core Encasing Alignment With XY Floating Slide Block

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Solution Overview

Problem

The existing battery manufacturing process often results in damage to the electrode core or housing during assembly due to misalignment and friction, leading to decreased yield and impaired battery performance.

Innovation Solution

An electrode core encasing apparatus with an XY floating slide block and realignment mechanism that adjusts the relative position between the electrode core and housing, combined with a flaring mechanism to facilitate easy insertion and prevent damage, ensuring accurate alignment and reducing friction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the electrode core and housing are assembled using conventional fixed positioning mechanisms, then the assembly process is simple, but misalignment occurs causing damage to the electrode core or housing

Engineering Contradiction:
Improveprevention of damage to electrode core and housingVSAvoidcomplexity of positioning and alignment mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the positioning mechanism adjustable rather than fixed. The first and second positioning mechanisms can be moved along the first and second directions respectively, allowing real-time adaptation to position the electrode core accurately within the housing during assembly, thereby preventing misalignment damage while maintaining operational flexibility

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent introduces an encasing mechanism as an intermediary component between the electrode core and housing. This encasing mechanism facilitates the assembly process by providing a controlled interface that guides the electrode core into the housing, reducing direct contact and potential damage between the electrode core and housing while enabling precise positioning

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If fixed positioning mechanisms are used during assembly, then the device structure is simple, but alignment accuracy between electrode core and housing deteriorates

Engineering Contradiction:
Improvealignment accuracy between electrode core and housingVSAvoidcomplexity of adjustment mechanism
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The positioning mechanisms are designed to be movable along specific directions rather than fixed, enabling dynamic adjustment during the assembly process. This allows the electrode core to be precisely positioned relative to the housing by moving the positioning mechanisms in the first and second directions, achieving high alignment accuracy without requiring overly complex fixed positioning structures

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The positioning system is segmented into multiple independent positioning mechanisms that can adjust along different directions. The first positioning mechanism adjusts along the first direction and the second positioning mechanism adjusts along the second direction, allowing independent control of positioning in each direction and achieving precise alignment through coordinated movement of segmented components

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11876164B2Electrode core encasing apparatus, battery cell assembling apparatus, and electrode core assembling method
Publication Date: 2024.01.16 CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
  • US11876164B2 patent drawing
  • US11876164B2 patent drawing
  • US11876164B2 patent drawing

AI summary

An electrode core encasing apparatus includes a main power mechanism, a housing fixing mechanism, an encasing mechanism, and an electrode core fixing mechanism. The housing fixing mechanism is disposed on one side of the encasing mechanism, which is located between the housing fixing mechanism and the electrode core fixing mechanism. The encasing mechanism includes an encasing mechanism body and an XY floating slide block. Two ends of the XY floating slide block are connected to the main power mechanism and the encasing mechanism body, respectively. The XY floating slide block is configured to drive the encasing mechanism body to slide freely relative to the main power mechanism, so as to adjust a relative position between the housing and the electrode core. The main power mechanism is configured to drive the housing fixing mechanism and the encasing mechanism to move to sleeve the electrode core into the housing.