Researching | Influence of external restraint distribution on welding buckling of thin plate butt joint

Chinese Journal of Ship Research, Volume. 18, Issue 2, 168(2023)

Influence of external restraint distribution on welding buckling of thin plate butt joint

Xiaoli ZHOU1... Bin YI1, Jiangchao WANG1 and Fangming ZHOU2 |Show fewer author(s)

Author Affiliations

¹School of Naval Architecture and Ocean Engineering, Huazhong University of Science and Technology, Wuhan 430074, China

²School of Materials Science and Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003, China

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Table 1. Process parameters of thin plate butt welding
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Table 1. Process parameters of thin plate butt welding
工艺电流/A 电压/V 速度/（mm·min⁻¹）气流量/（L·min⁻¹）脉冲/Hz
定位 240 23.9 1 000 20.4 5
单面焊 240 23.9 600 20.4 5

Table 2. Descriptions of external restraint distribution

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Table 2. Descriptions of external restraint distribution

分布形式	描述
拘束分布1	与薄板对接焊试验外部拘束分布一致
拘束分布2	中间两外部拘束置于薄板中部面外变形最大处
拘束分布3	中间两外部拘束置于中部面外变形最大处的一侧

Table 3. The calculated values of the longitudinal inherent deformation component
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Table 3. The calculated values of the longitudinal inherent deformation component
状态纵向固有收缩/mm 纵向弯曲/rad 纵向收缩力/kN
自由状态 0.15883 0.03155 126.25
拘束分布1 0.11857 0.01506 94.49
拘束分布2 0.10848 0.01418 85.75
拘束分布3 0.11168 0.01469 88.93

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Xiaoli ZHOU, Bin YI, Jiangchao WANG, Fangming ZHOU. Influence of external restraint distribution on welding buckling of thin plate butt joint[J]. Chinese Journal of Ship Research, 2023, 18(2): 168

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Paper Information

Category: Ship Structure and Fittings

Received: Sep. 18, 2021

Accepted: --

Published Online: Mar. 20, 2025

The Author Email:

DOI:10.19693/j.issn.1673-3185.02531

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology