A review on effect of thinning, wrinkling and spring-back on deep drawing process

T Atul S, MCL Babu - Proceedings of the Institution of …, 2019 - journals.sagepub.com
There are various processes practiced in a market for manufacturing axisymmetrical cup
with significant forming depth among which deep drawing process is most prompt. The deep …

[PDF][PDF] 电磁成形中电磁技术问题研究进展

邱立, 李彦涛, 苏攀, 熊奇, 李亮 - 电工技术学报, 2019 - dgjsxb.ces-transaction.com
摘要电磁成形是一种高速率脉冲成形技术, 因其能大幅改善金属材料成形性能而得到广泛关注,
其研究主要涉及材料科学与电磁技术两大问题. 纵观其发展历史, 电磁成形材料科学问题得到 …

Investigation of the Lorentz-force-driven sheet metal stamping process for cylindrical cup forming

Q Cao, L Du, Z Li, Z Lai, Z Li, M Chen, X Li, S Xu… - Journal of Materials …, 2019 - Elsevier
A new dynamic forming method denoted as Lorentz-force-driven (LFD) sheet metal
stamping was proposed in this work, which has been applied to cylindrical cup forming. A …

Investigation of the electromagnetic attractive forming utilizing a dual-coil system for tube bulging

S Ouyang, X Li, C Li, L Du, T Peng, X Han, L Li… - Journal of Manufacturing …, 2020 - Elsevier
The electromagnetic force between the tube and the coil is generally dominated by repulsive
Lorentz force in the existing electromagnetic tube forming systems. In these cases, the coil …

Analysis of the effect of an electrically conductive die on electromagnetic sheet metal forming process using the finite element-circuit coupled method

Q Cao, Z Li, Z Lai, Z Li, X Han, L Li - The International Journal of Advanced …, 2019 - Springer
Accurate calculation of electromagnetic parameters in electromagnetic forming (EMF)
process is crucial for predicting the deformation behavior of metallic workpieces. Previous …

Sheet metal electromagnetic forming using a flat spiral coil: Experiments, modeling, and validation

E Paese, M Geier, RP Homrich, P Rosa… - Journal of Materials …, 2019 - Elsevier
In this paper, we present a novel study on electromagnetic forming (EMF) comprises
experiments, modeling, and validation. Free bulging of aluminum sheet metals was …

Investigation on plastic deformation behavior of sheet workpiece during radial Lorentz force augmented deep drawing process

Z Lai, Q Cao, X Han, Y Huang, F Deng, Q Chen… - Journal of Materials …, 2017 - Elsevier
A new approach—radial Lorentz force augmented deep drawing—has been developed to
enhance the material flow of the flange in an electromagnetically deep drawing process, by …

Bulging behavior of metallic tubes during the electromagnetic forming process in the presence of a background magnetic field

X Li, Q Cao, Z Lai, S Ouyang, N Liu, M Li, X Han… - Journal of Materials …, 2020 - Elsevier
Improving the strength and controllability of the magnetic force that acts on a workpiece is
important to enhance the forming ability and outcome during the electromagnetic forming …

Gradient electromagnetic forming (GEMF): a new forming approach for variable-diameter tubes by use of sectional coil

J Li, W Qiu, L Huang, H Su, H Tao, P Li - International Journal of Machine …, 2018 - Elsevier
A new gradient electromagnetic forming (GEMF) approach that utilizes the gradient
electromagnetic force generated by use of a sectional coil is proposed to meet force-field …

Numerical and experimental investigation in electromagnetic tube expansion with axial compression

L Qiu, Y Li, Y Yu, Y Xiao, P Su, Q Xiong… - The International Journal …, 2019 - Springer
In conventional electromagnetic tube expansion (EMTE), the wall thickness of the tube
decreases significantly because the electromagnetic force is mainly in the radial direction …