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Simulations of hydro-mechanical deep drawing using Voronoi model and real microstructure model

Dongbin Wei, Liang Luo, Hideki Sato, Zhengyi Jiang, Kenichi Manabe
2017 Procedia Engineering  
Experimental work and FEM simulations of micro hydro-mechanical deep drawing (MHDD) were conducted. Voronoi model and real microstructure model were established.  ...  The aim of this study is to deepen the understanding of the size effects in micro hydroforming. Experimental work and FEM simulations of micro hydro-mechanical deep drawing (MHDD) were conducted.  ...  The micro hydro-mechanical deep drawing (MHDD) system was developed based on the micro deep drawing (MDD) system, as shown in Fig. 2 (b) and (c).  ... 
doi:10.1016/j.proeng.2017.10.1126 fatcat:byxzz6gqs5btvfssshog23hgfy

Numerical Analysis of Rubber Assisted Sheet Hydro-Forming Process and its Experimental Verification

M. Venkat Reddy et al., M. Venkat Reddy et al.,
2018 International Journal of Mechanical and Production Engineering Research and Development  
The finite element model of this process has been developed in ABAQUS/Explicit finite element software. Non-linear material properties for both rubber and blank have been considered in the analysis.  ...  The aim of the present work is to model the rubber assisted sheet hydro-forming process using finite element method and to validate the numerical model by carrying out experiment.  ...  Colgan et.al [4] studied the effects of different parameters influencing the deep drawing process using design of experiment and statistical analysis.  ... 
doi:10.24247/ijmperdapr201869 fatcat:leglln2xc5hf3dqubz66lp4gz4

Deep Drawing Process Parameters: A Review

2011 International Journal of Current Engineering and Technology  
This review paper has given the attention to gather recent development and research work in the area of deep drawing.  ...  Deep drawing process has been an important manufacturing process to produce automotive parts of good strength and light weight.  ...  of process parameters for hydro mechanical deep drawing of a parabolic cup.  ... 
doi:10.14741/ijcet/22774106/6.4.2016.20 fatcat:xvsfbg2fkrfoni5w6oabohhrxe

A Review on Micro Formings

Amin Teyfouri, Milad Ahmadi, Erfan Shamsaddini Lori, Shahryar Sorooshian
2015 Modern Applied Science  
Finally, besides continuing effort in developing micro forming, this paper strives to analyze systematically the key methods of stamping, bending, forging and deep drawing processes and their prominent  ...  Nowadays, there are increasing demand on micro-systems, micro products/components and micro-devices. Thus, the role of micro manufacturing in all aspects of modern industry is taken for granted.  ...  The first approach of micro deep drawing parts for deeper understanding according to the theory of similarity is downscaling the factors of mechanical macro deep drawing (H.  ... 
doi:10.5539/mas.v9n9p230 fatcat:xhpiaf3smncifhfjpek7k3lgti

A Review on Micro Formings

Milad Ahmadi
2020 figshare.com  
Finally, besides continuing effort indeveloping micro forming, this paper strives to analyze systematically the key methods of stamping, bending,forging and deep drawing processes and their prominent issues  ...  Nowadays, there are increasing demand on micro-systems, micro products/components and micro-devices. Thus,the role of micro manufacturing in all aspects of modern industry is taken for granted.  ...  The first approach of micro deep drawing parts for deeper understanding according to the theory of similarity is downscaling the factors of mechanical macro deep drawing (H.  ... 
doi:10.6084/m9.figshare.13507791.v1 fatcat:wvgyvuzjrvfgbnyjq5copqv7f4

Study on micro hydro-mechanical deep drawing using finite element method

Xiaoguang Ma, Jingwei Zhao, Wei Du, Xin Zhang, Laizhu Jiang, Zhengyi Jiang, K. Saanouni
2016 MATEC Web of Conferences  
A numerical model was established to investigate the micro hydro-mechanical deep drawing process of austenitic stainless steel 304 foil (0.05 mm thickness).  ...  A numerical model was established to investigate the micro hydro-mechanical deep drawing process of austenitic stainless steel 304 foil (0.05 mm thickness).  ...  Acknowledgements The first author would like to thank the financial support by IPTA scholarship from University of Wollongong for his PhD study.  ... 
doi:10.1051/matecconf/20168002009 fatcat:t7yjxx5h6zfv3fizfpfofeljf4

A Review on Deep Drawing Process

D. Swapna, Ch, Srinivasa Rao, S. Radhika
2018 International Journal of Emerging Research in Management and Technology  
Still today, this process of analysis and design is an art than science. Presently, the conventional deep drawing (CDD) operation is carried out at room temperature in industries.  ...  The improvement in the deep drawing manufacturing process with latest methodologies leads to developments in the automobile and other sheet metal industries.  ...  (iii) Complexity involved in the selection of precise process parameters and proper press tool design parameters.  ... 
doi:10.23956/ijermt.v6i6.260 fatcat:ccrkrtvvkff37hc2vd55qc57ji

Increasing the drawing height of conical square cups using anti-lock braking system (ABS)

Muammer Gavas
2009 Journal of Mechanical Science and Technology  
A novel technique enabling higher drawing height than that achieved in the conventional deep drawing process is introduced, and the principle of the process is explained in this paper.  ...  Measured drawing load, drawing height and thickness distributions were compared with those obtained from the conventional method.  ...  Rolla [4] stated that higher deep drawing ratio and hence higher depths of draw can be achieved with hydro mechanical deep drawing.  ... 
doi:10.1007/s12206-009-0911-5 fatcat:xuz5mnamcffozjv2jaoqc6awue

Page 137 of Manufacturing Engineering Vol. 35, Issue 3 [page]

1955 Manufacturing Engineering  
Single, double and triple-action hydraulic presses, also rubbe1 pad setup for deep draws. have been developed by E. W. Bliss Co.  ...  The present standards as set up provide LOO percent interchangeability of dies from press to press which would assist in increased production for the user.  ... 

Identification of Structure of Hydro-Erosion Operation

Spišák Emil, Badida Miroslav, Kmec Ján, Sobotová Lýdia
2011 Acta Mechanica Slovaca  
He is national secretary and a member of International Deep-Drawing Research Group.  ...  He served as Vice-Dean for 4 years and Vice-Rector for 8 years.  ...  University in Košice: Set up of method Models of time structures of technological operations and determination of condition variants Set up of cutting head as the cutting tool = t n rh -time set up of  ... 
doi:10.21496/ams.2011.021 fatcat:gqpe7n2t55c7nd4oirbevnyk3e

Developments in Sheet Hydroforming for Complex Industrial Parts [chapter]

M. Bakhshi-Jooybari, A. Gorji, M. Elyasi
2012 Metal Forming - Process, Tools, Design  
Hosseinzade for the provision of valuable information and product data.  ...  sheet hydroforming process: (a) SHF-P, (b) SHF-D [9] Figure 3 . 3 Tool set-up for standard hydroforming [9] Figure 4 . 4 Tool set-up for: (a) hydromechanical, (b) hydro-rim, deep drawing process  ...  [9] Figure 5 . 5 A simplified schematic of tool set-up for active-elastic blank holder system [9] Figure 6 . 6 A simplified schematic of tool set-up for hydrodynamic deep drawing [16] Figure  ... 
doi:10.5772/48142 fatcat:ah5wuu2q4fe5tme6fhnx5bj3wm

Investigation of a Modified Hydrodynamic Deep Drawing Assisted by Radial Pressure with Inward Flowing Liquid Process

Maziar Khademi, Milad Sadegh yazdi, Mohammad Bakhshi-Jooybari, Hamid Gorji, F. Vollertsen, T.A. Dean, Y. Qin, S.J. Yuan
2018 MATEC Web of Conferences  
Hydrodynamic Deep Drawing (HDDRP), the combination of hydroforming and conventional deep drawing, accommodates the advantages of the two processes.  ...  The pressure supply system and the die set were designed in a way that provides simultaneous control of the pressures throughout the process.  ...  By development of technologies, different hydroforming methods have now been proposed such as standard hydroforming [6, 7] , hydromechanical deep drawing [8] , radial hydromechanical deep drawing (hydro-rim  ... 
doi:10.1051/matecconf/201819009003 fatcat:53mh5uiihzgyvmb6tqjm5i4xci

Development and Modelling of Hydro-formed circular sheet Using Neural Networks

Binayaka Nahak, Tarun Bhardwaj, Pushpendra Singh Chauhan
2014 International Journal of Engineering Research  
This paper deals with the development of a sheet hydro forming (SHF ) set up and model to predict the deformation caused by the hydro forming using Artificial Neural Networks(ANN).  ...  To validate result of this set up work, a hemispherical part was formed in a fabricated hydro forming set up using single sheet.  ...  Fig. 1 .Fig. 2 . 12 Developed Sheet Hydro Forming Set Up Schematic View of SHF Set upIn this process of set up design and fabrication, at first four rod are taken and arc welded with base plate in a rectangular  ... 
doi:10.17950/ijer/v3s4/410 fatcat:w34oxlkeujbf5k4wpneonobnf4

Expert System Applications in Sheet Metal Forming [chapter]

R. Ganesh
2010 Expert Systems  
., 1996) developed a process and die design methodology for multi step forming (say deep drawing) of round cups.  ...  The capability of the system was illustrated with the help of single stage deep drawing, three step deep drawing, and deep drawing with embossing.  ... 
doi:10.5772/7074 fatcat:zqjq6oojdvd3nhkmst5y27aqde

Latest Hydroforming Technology of Metallic Tubes and Sheets

Yeong-Maw Hwang, Ken-Ichi Manabe
2021 Metals  
Hydroforming processes of metal tubes and sheets are being widely applied in manufacturing because of the increasing demand for lightweight parts in sectors such as the automobile, aerospace, and ship-building  ...  The Guest Editors would also like to send the warmest gratitude to the Metals editorial team and, particularly, to Sunny He for their assistance and support during the preparation of this special issue  ...  Acknowledgments: The Guest Editors would like to thank all who contributed to the development of this Special Issue.  ... 
doi:10.3390/met11091360 fatcat:qlctkgmbbzdebcyqeryecvruwu
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