极耳模切方法及模切装置
By detecting defects in the electrode material and processing them using a specific die-cutting method, the problem of electrode material waste was solved, achieving efficient utilization of the electrode and improving the quality of the battery cells.
CN117066166BActive Publication Date: 2026-07-17CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
- Filing Date
- 2023-05-10
- Publication Date
- 2026-07-17
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Figure CN117066166B_ABST
Abstract
本申请涉及一种极耳模切方法及模切装置，极耳模切方法包括：牵引极片带料走带，并在极片带料上模切极耳，以形成多个连续设置的极片单元，各极片单元包括多个极耳；检测极片带料的状态信息；在检测到极片带料存在缺陷标识的情况下，以预设方式模切一段极片带料；重新开始模切新的极片单元。本申请提供的极耳模切方法，通过对极片带料的缺陷标识进行检测，有效去除异常极片带料的片段，降低异常极片卷入电极组件，从而提高电池单体的品质。此外，依据前工序极片带料的不同的缺陷标识，以不同的预设方式模切一段极片带料，可以很大程度的降低极片的浪费，并提高极片的优率，实现质量和优率的双赢。
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