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Abstract:
一种纯铝/纯铁的搅拌摩擦焊方法,属于异质结焊接领域。包括如下步骤:S1、准备纯铝和纯铁焊板;S2、对纯铝和纯铁焊板进行表面打磨、清洗、吹干;S3、将纯铝和纯铁焊板放在搅拌摩擦焊夹具上进行固定夹紧,纯铁板放在前进侧,纯铝板放在后退侧;S4、使用W‑25%Re无螺纹搅拌针,搅拌针完全插入铝侧,搅拌头倾角为1.5°,下压量为2.91mm;S5、设置焊接参数,焊速为100mm/min,转速为260rpm~900rpm,焊接。本发明焊接工艺易操作,焊后材料的变形量小、焊缝成形美观、接头性能优良的纯铝/纯铁的对接接头,可以获得焊接效率达80%~98%的焊接接头。
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Patent Info :
Type: 发明申请
Patent No.: CN202311597664.6
Filing Date: 2023-11-27
Publication Date: 2024-01-30
Pub. No.: CN117464159A
Applicants: 北京工业大学
Legal Status: 实质审查
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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