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Author:

杜伟哲 (杜伟哲.) | 苏坤 (苏坤.) | 黄婷 (黄婷.) (Scholars:黄婷) | 肖荣诗 (肖荣诗.) (Scholars:肖荣诗)

Indexed by:

incoPat zhihuiya

Abstract:

本发明提供一种异种金属激光点焊的光束整形装置及激光焊接设备,涉及光学设备领域,异种金属激光点焊的光束整形装置包括激光器、准直镜、光学衍射元件和振镜,激光器用于输出高斯光束;准直镜的输入端通过导光件与激光器的输出端连接,准直镜用于对激光器输出的激光束进行扩束并对激光束进行准直;光学衍射元件的输入端与准直镜的输出端相对设置。通过对激光束进行整形,可使激光束在待焊工件表面形成两个光斑,应用于铝/铜异种金属激光螺旋点焊时,可实现熔钎焊和熔焊相结合的焊接方式,相较于传统的熔焊方式具有金属间化合物少,焊点强度更高,焊点电阻更小的优点。应用于动力电池铝/铜异种金属极耳焊接,能够提升电池电学性能及稳定性。

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Patent Info :

Type: 发明申请

Patent No.: CN202210656974.X

Filing Date: 2022-06-10

Publication Date: 2022-09-02

Pub. No.: CN114985913A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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