Battery Electrode Plate Alignment Detection After Lamination
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Solution Overview
Problem
Existing methods fail to ensure the overall alignment of battery electrode plates after lamination molding, affecting the quality of the battery.
Innovation Solution
A method and apparatus for detecting alignment of battery electrode plates by obtaining depth distances of a target cross section perpendicular to the electrode plate setting direction, determining peak and trough points, and assessing alignment based on position information to ensure accurate and efficient detection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If alignment detection is performed only during the lamination process, then the detection process is simple, but the overall alignment of battery electrode plates after lamination molding cannot be ensured
Solution Approach 1:
The patent performs alignment detection during the lamination process as a preliminary action to ensure proper alignment before completion. This preliminary detection allows for real-time adjustments and ensures that the overall alignment requirements are met after lamination molding, resolving the contradiction between simple detection process and alignment precision.
2Productivity
If no post-lamination alignment detection is performed, then the manufacturing process is efficient, but battery quality and safety performance are compromised
Solution Approach 1:
The patent implements a feedback mechanism where alignment detection results from the lamination process are used to adjust and optimize the lamination parameters. This closed-loop feedback ensures that alignment requirements are met while maintaining manufacturing efficiency, as the system learns from detection results to prevent future misalignments without requiring extensive post-lamination rework.
3Measurement precision
If comprehensive alignment detection methods are implemented, then alignment precision is improved, but the detection time and process complexity increase
Solution Approach 1:
The patent performs alignment detection continuously during the lamination process rather than as a separate post-processing step. This continuous detection approach maintains high measurement precision by monitoring alignment in real-time across multiple stages, while avoiding additional detection time because the measurement occurs during the existing manufacturing process without interrupting production flow.
Data Source
AI summary
A method, an apparatus, a device, a medium and a product for detecting alignment of battery electrode plates are provided. The method includes: obtaining depth distances of a target cross section of the battery electrode plates after lamination molding, wherein the target cross section is perpendicular to an electrode plate setting direction of the battery electrode plates, and the depth distances of the target cross section includes the depth distance corresponding to each of the electrode plates; and determining an alignment detection result of the battery electrode plates based on the depth distances of the target cross section. According to embodiments of the present application, the depth distances of the target cross section of the battery electrode plates can be obtained after lamination molding of the battery electrode plates, the depth distances of the target cross section may include the corresponding depth distance of each electrode plate.