TiNi形状记忆合金精密脉冲电阻对焊接头的形状恢复率

吉林大学学报(工学版) ›› 2001, Vol. ›› Issue (1): 14-18.

TiNi形状记忆合金精密脉冲电阻对焊接头的形状恢复率

韩立军, 赵熹华

吉林大学南岭校区材料科学与工程学院, 吉林长春 130025

收稿日期:2000-08-21 出版日期:2001-01-25
基金资助:
国家自然科学基金资助项目(59775060)

Study on Shape Recovery Ratio of Welded Joints of TiNi Shape Memory Alloy in Precision Pulse Resistance Butt Welding

HAN Li-jun, ZHAO Xi-hua

College of Material Science & Engineering, Jilin University, Nanling Campus, Changchun 130025, China

Received:2000-08-21 Online:2001-01-25

摘要/Abstract

摘要： 对TiNi形状记忆合金精密脉冲电阻对焊接头形状恢复率进行了研究。分析了焊接热量、焊接压力、焊后热处理等焊接参数及冷热循环对接头形状恢复率的影响,并对接头的显微组织进行了分析,得出了获得最佳接头形状记忆效应的条件。

关键词: TiNi形状记忆合金, 形状恢复率, 焊接参数

Abstract: This paper studies the shape recovery ratio of the welded joints obtained by precision pulse resistance butt welding with the self designed clamp.The research discusses the effect of welding heat,welding press and post heat treatment and cool heat cycle on shape recovery ratio of the welded joints,analyzes the microstructures of the welded joints and obtains the optimum parameters of good shape recovery ratio joint.

Key words: TiNi shape memory alloys, shape recovery ratio, welding parameter

中图分类号:

TG453

韩立军, 赵熹华. TiNi形状记忆合金精密脉冲电阻对焊接头的形状恢复率[J]. 吉林大学学报(工学版), 2001, (1): 14-18.

HAN Li-jun, ZHAO Xi-hua. Study on Shape Recovery Ratio of Welded Joints of TiNi Shape Memory Alloy in Precision Pulse Resistance Butt Welding[J]. 吉林大学学报(工学版), 2001, (1): 14-18.

参考文献

[1] 中国科学技术协会.新材料［M］.上海:上海科学技术出版社,1994.
[2] 田莳.功能材料［M］.北京:北京航空航天大学出版社,1995.
[3] 广濑明夫ら.TiNi系形状记忆合の熔接［J］.金属,1990,59(8):61～68.
[4] Shinoda T. Effect of shape memory alloy for thermal stress relaxation on friction welded interface of nickel and copper［J］.Welding International, 1999,13(2):96～101.
[5] McDonald Schetky L. The application of constrained recovery shape memory devices for connections, sealing and clamping［Z］. Proceedings of the First International Conference on SMST. Beijing, China, 1994.

Metrics

Viewed

Full text

Abstract

Cited

Shared

Discussed