Neodymium-iron-boron green body adaptive stacking method and stacking device

By generating a material stacking matrix sequence and determining the real-time status, the problem of insufficient stability in the automatic material stacking process of NdFeB green billets was solved, achieving stable grasping and position management of green billets, and improving the material stacking quality and sintering consistency.

CN122403138APending Publication Date: 2026-07-17
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Filing Date
2026-05-15
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The existing automatic stacking process for NdFeB green billets cannot fully reflect the actual stability of the green billets during the loading and unloading process. As a result, green billets with poor stability or abnormal risks may still enter the normal stacking process, affecting the stacking quality and the stability of subsequent sintering.

Method used

By acquiring the specifications of the NdFeB green billets to be stacked and the bearing area parameters of the sintering box, a stacking matrix sequence is generated. During the material handling process, status data is collected to calculate the stability evaluation value, determine the stacking status, and perform corresponding stacking processing operations, including transferring abnormal green billets to the buffer position and marking the status of the target coordinates.

Benefits of technology

This improves the stability and reliability of the NdFeB green billet stacking process, reduces the risk of offset, bumping, falling or breaking of the green billet during the transfer and placement process, and ensures the stability and consistency of the subsequent sintering process.

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Abstract

本申请涉及钕铁硼磁性材料生产技术领域,提供一种钕铁硼生坯状态自适应码料方法及装置。针对现有自动码料过程中难以充分反映生坯取放稳定情况,导致异常生坯仍进入正常码放流程的问题,本申请通过获取生坯规格参数及烧结料盒承载区域参数,并基于烧结一致性约束因子生成码料矩阵序列;在取料过程中采集生坯状态数据,并据此计算抓取稳定性评价结果以判定码放状态;根据判定结果执行对应的码料操作或异常转移;并在落位后对目标坐标进行状态标记。通过上述方案,使码料过程能够根据生坯实际状态进行差异化处理,并对码放位置进行管理,从而提升码料过程的稳定性。
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