MAENO Tomoyoshi

J-GLOBAL         Last updated: Mar 1, 2019 at 02:41
 
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Name
MAENO Tomoyoshi
E-mail
maeno-tomoyoshiynu.ac.jp
Affiliation
Yokohama National University
Section
Faculty of Engineering Division of Systems Research
Job title
Associate Professor
Research funding number
80505397

Profile

Reserch work:
Development of forming processes of lightweight metals
*1 shot hot stamping of ultra-high strength steel parts
*Improvement of formability in hot stamping
*Hot stamping of titanium alloy sheets

Development of forming processes of lightweight parts
*Gas forming of aluminium alloy and quenchable steel tubes using resistance heating

Development of new forming processes
*Automatic re-lubrication in forging of plates by load pulsation
*Prevention of seizure in forging of spline parts by load pulsation

Research Areas

 
 

Academic & Professional Experience

 
Sep 2015
 - 
Today
Associate Professor, Faculty of Engineering Division of Materials Science and Chemical Engineering, YOKOHAMA National University
 
Apr 2012
 - 
Aug 2015
Asistant professor, Depertment of Mechanical Engineering, Toyohashi University of Technology
 
Apr 2010
 - 
Feb 2012
Researcher, Depertment of Mechanical Engineering, Toyohashi University of Technology
 
Mar 2008
 - 
Mar 2010
Researcher, Depertment of Production System Engineering, Toyohashi University of Technology
 
Apr 2005
 - 
Feb 2008
NISSAN MOTOR CO.,LTD.
 

Education

 
Apr 2003
 - 
Mar 2005
Graduate School, Division of Engineering, Toyohashi University of Technology
 
Apr 2001
 - 
Mar 2003
Faculty of Engineering, Toyohashi University of Technology
 

Awards & Honors

 
Oct 2014
Gas forming of aluminium alloy tube using air filled into sealed tube and resistance heating, ICTP2014 Best Paper Award, ICTP Standing advisory board
 
Mar 2009
Reduction of Friction in Forging of Plates by Load Oscillation, The 12th ISPF for the Most Outstanding Presentation, The Japan Society for Technology of Plasticity
Winner: Tomoyoshi Maeno
 

Published Papers

 
Tomoyoshi Maeno, Ken-ichiro Mori, Tomoki Ogihara, Tomohiro Fujita
International Journal of Advanced Manufacturing Technology   97(9-12) 3827–3837   Jun 2018   [Refereed]
To produce ultra-high-strength steel parts for improving fuel consumption and collision safety of automobiles, a compact hot-stamping process having resistance heating was developed. In this process, a blanking operation was introduced immediately...
T. Maeno, K. Mori, Y. Ichikawa, M. Sugawara
Journal of Materials Processing Technology   244 273-281   Jun 2017   [Refereed]
Tomoyoshi Maeno, Ken-ichiroMori, Ryosuke Yachi
CIRP Annals   66(1) 269-272   Apr 2017   [Refereed]
To improve the formability and productivity in conventional cold stamping of high-strength aluminium aircraft parts, a hot stamping process of heat-treatable aluminium alloy sheets using quick heating below the solution treatment temperature was d...
Yasutaka Suzuki, Ken-ichiro Mori, Tomoyoshi Maeno, Kazuki Sakakibara, Yohei Abe
Procedia Manufacturing   15 1119-1126   Aug 2018   [Refereed]
The formability in hot stamping was improved by partial cooling of a heated sheet during the transfer from a furnace to dies. Using the transfer device having grips on the heated sheet, the temperature of the portions undergoing large deformation ...
MohsenLoh-Mousavi, Mehdi AhmadiRad, Tomoyoshi Maeno, Denis J. Politis, LiLiang Wang
Procedia Manufacturing   15 1047-1054   Aug 2018   [Refereed]
A hot metal gas stamping process of an ultra-high strength steel tube has been investigated using a coupled thermal-electrical finite element analysis. In this process, a quenchable air filled steel tube was quickly heated by resistance heating an...
Tomoyoshi Maeno, Masayuki Tomobe, Ken-ichiro Mori, Yuto Ikeda
Procedia Manufacturing   15 1149-1155   Aug 2018   [Refereed]
Hot stamping of titanium alloy sheets using partial contact heating by contact heating was developed, and cylindrical deep drawing was performed. An outer portion of a 6Al-4V titanium alloy disc blank was heated with a hot stainless-steel ring by ...
Tomoyoshi Maeno, Katsuya Hirayama, Ken-ichiro Mori, Hiroki Homma
Procedia Manufacturing   15 550-556   Aug 2018   [Refereed]
To decrease the ejection force and to prevent the seizure during ejection in compaction of iron powder without lubricant, a compaction process using control of an internal diameter of a die using a shrinkage ring is developed. The internal diamete...
Tomoyoshi Maeno, Toshiya Taniguchi, Ken-ichiroMori
Procedia Manufacturing   15 557-563   Aug 2018   [Refereed]
A forming process composed of pre-compaction and extrusion with counter pressure was proposed to improve the strength of bond magnets. The pores of the compact reduced by the flow and breaking of the powder particle during the extrusion, hence the...
Yuki Nakagawa, Ken-ichiro Mori, Tomoyoshi Maeno, Yoshitaka Nakao
Procedia Manufacturing   15 1111-1118   Aug 2018   [Refereed]
A water and die quenching process with submerged tools was developed to improve the productivity of hot stamping. Although heated steel sheets are cooled only by the tools in the conventional hot stamping operation, the bent sheets are cooled by w...
Yuki Nakagawa, Ken-ichiro Mori, Tomoyoshi Maeno
International Journal of Advanced Manufacturing Technology   95(1-4) 459-467   Mar 2018   [Refereed]
The springback-free mechanism in hot stamping of ultra-high-strength steel parts was clarified by the mechanical, thermal and transformation viewpoints. In hot stamping, the effects of elastic recovery during unloading and thermal shrinkage on the...
Yuki Nakagawa, Ken-ichiro Mori, Yoshimitsu Murata, Tomoyoshi Maeno
Procedia Engineering   207 693-698   Sep 2017   [Refereed]
Tailored blanks having a thickness distribution without welds were produced by successive forging, and the length of the transient region in which the thickness gradually decreases was reduced by an infinitesimal feed. The effect of the infinitesi...
Ken-ichiro Mori, Tomoyoshi Maeno, Masato Sakagami, Masanori Ukai, Yuki Agatsuma
Procedia Engineering   207 681-686   Sep 2017   [Refereed]
A 2-stage progressive-die hot stamping process using partial resistance heating was developed to produce a small-sized ultra-high strength steel parts without additional heat treatments. In the 1st stage, a uncoiled long plate was successively hea...
Yuki Nakagawa, Ken-ichiro Mori, Tomoyoshi Maeno
The International Journal of Advanced Manufacturing Technology   91(5-8) 2811-2817   Jul 2017   [Refereed]
Carbon fibre-reinforced plastic parts were manufactured by sandwiching carbon fibres between upper and lower ABS layers made by a 3D printer using fused deposition modelling. Carbon fibre-reinforced plastic tensile specimens were manufactured, and...
K.Mori, P.F. Bariani, B.-A. Behrens, A. Brosius, S. Bruschi, T. Maeno, M. Merklein, J. Yanagimoto
CIRP Annals   66(2) 755-777   Jun 2017   [Refereed]
The demand for new processes to produce high strength parts, under appropriate cost and productivity, has grown with weight reduction and crash safety improvements in automobile design. The hot stamping processes of quenchable steel sheets potenti...
Ken-ichiro Mori, Tomoyoshi Maeno, Makoto Tsuchiya, Tatsuhiro Nanya
The International Journal of Advanced Manufacturing Technology   90(9-12) 3585-3594   Jun 2017   [Refereed]
Hot stamping operations of a quenchable steel sheet were included in progressive-die plate forging to produce a tailored high strength gear part without additional heat treatments. As process design for the inclusion, the former stages in the prog...
Liyana Tajul, Tomoyoshi Maeno,Takaya Kinoshita, Ken-ichiro Mori
International Journal of Advanced Manufacturing Technology   89(9) 3731-3739   Apr 2017   [Refereed]
A successive forging process of tailored blanks having a thickness distribution supplied for hot stamping was developed. In this process, a blank having a uniform thickness was successively compressed with the upper and lower punches, simultaneous...
Tomoyoshi Maeno, Yuya Yamashita, Ken-Ichiro Mori
Key Engineering Materials   716 915-922   Sep 2016   [Refereed]
Ken-Ichiro Mori, Tomoyoshi Maeno, Yuzo Yanagita
Key Engineering Materials   716 262-269   Sep 2016   [Refereed]
The deep drawability and bendability in hot stamping of ultra-high strength steel parts were examined. Although the cold drawability is greatly influenced by the blank shape, the limiting drawing depths for the square and circular blanks were equa...
Yuki Nakagawa, Ken-Ichiro Mori, Tomoyoshi Maeno
Key Engineering Materials   716 487-493   Sep 2016   [Refereed]
In hot stamping of thin quenchable steel sheet, local thinning, springback and hardness of stamped parts were investigated. The sheets having 0.6, 1.0 and 1.6 mm in thickness were heated at 900 °C by a furnace and hot-stamped into a hat shape. Loc...
Liyana Tajul, Tomoyoshi Maeno, Ken-ichiro Mori
International Journal of Mechanical & Mechatronics Engineering   16(3) 34-52   Jun 2016   [Refereed]
Incremental forging processes of long plates having an inclined cross-section and local thickening were developed. A long plate was compressed with an inclined punch to produce long parts having an inclined cross-section. Since local deformation w...
Full hardening of products in hot stamping using rapid resistance heating
T. Maeno, K. Mori, M. Sakagami, Y. Nakao
Proceedings of 5th International Conference on Hot Sheet Metal Forming of High-performance Steel   323-330   Jun 2015   [Refereed]
K. Mori, T. Maeno, T. Suganami,
Manufacturing Review   2 11   May 2015   [Refereed]
T. Maeno, K. Mori, M. Fujimoto
CIRP Annals - Manufacturing Technology   64(1) 281-284   Apr 2015   [Refereed]
Ken Ichiro Mori, Tomoyoshi Maeno, Takuya Suganami
Key Engineering Materials   639 205-212   Mar 2015   [Refereed]
K. Mori, T. Maeno, H. Yamada, H. Matsumoto
International Journal of Machine Tools and Manufacture   89 124–131   Feb 2015   [Refereed]
Ken Ichiro Mori, Tomoyoshi Maeno, Yuki Nakagawa
Procedia Engineering   81 1595-1600   Oct 2014   [Refereed]
Ken Ichiro Mori, Tomoyoshi Maeno, Takuya Suganami, Masato Sakagami
Procedia Engineering   81 1762-1767   Oct 2014   [Refereed]
Tomoyoshi Maeno, Ken Ichiro Mori, Chihiro Unou
Procedia Engineering   81 2237-2242   Oct 2014   [Refereed]
Tomoyoshi Maeno, Ken Ichiro Mori, Yuki Ichikawa, Minoru Sugawara
Procedia Engineering   81 1860-1865   Oct 2014   [Refereed]
Liyana Tajul, Tomoyoshi Maeno, Ken Ichiro Mori
Procedia Engineering   81 2361-2366   Oct 2014   [Refereed]
Mori, T. Maeno, S. Nakamoto
Key Engineering Materials   622-623 201-206   Sep 2014   [Refereed]
T. Maeno, K. Mori, Y. Yanagiya, S. Nishino
Key Engineering Materials   622-623 186-193   Sep 2014   [Refereed]
Tomoyoshi Maeno, Ken Ichiro Mori, Takaaki Nagai
CIRP Annals - Manufacturing Technology   63(1) 301-304   Aug 2014   [Refereed]
T. Maeno, K. Mori, A. Hori
Journal of Materials Processing Technology   214(7) 1379-1387   Jul 2014   [Refereed]
T. Maeno, K. Mori, K. Fujimoto
Manufacturing Review   1 5   May 2014   [Refereed]
MORI Ken-ichiro, MAENO Tomoyoshi, SUGANAMI Takuya
Journal of the Japan Society for Technology of Plasticity   55(636) 50-54   Jan 2014   [Refereed]
T. Maeno, K. Mori, K. Adachi
Journal of Materials Processing Technology   214(1) 97–105   Jan 2014   [Refereed]
Hot stamping of titanium alloy sheet using resistance heating
Z. Hamedon,K. Mori, T. Maeno, Y. Yamashita.
Vestnik of Nosov Magnitogorsk State Technical University   45(5) 12-15   May 2013   [Refereed]
MORI Ken-ichiro, YAMADA Hiroaki, MAENO Tomoyoshi, IEDA Kazunori
Journal of the Japan Society for Technology of Plasticity   54(627) 343-347   Apr 2013   [Refereed]
K. Mori, T. Maeno, K. Mongkolkaji
Journal of Materials Processing Technology   213(3) 508-514   Mar 2013   [Refereed]
Improvement in Formability of Steel Sheets by Preventing Decrease in Temperature of Flange Portion in Hot Stamping
MAENO Tomoyoshi, MORI Ken-ichiro, NAGAI Takaaki
Journal of the Japan Society for Technology of Plasticity   53(622) 1013-1017   Nov 2012   [Refereed]
Gear extrusion using control of counter pressure genarated by frictional force of die land
Tomoyoshi Maeno, Ken Ichiro Mori, Katsuya Hirayama, Yusuke Hashimoto, Kozo Osakada
Steel research international   SPL. ISSUE 511-514   Sep 2012   [Refereed]
Hot bending of titanium alloy sheet using resistance heating
Tomoyoshi Maeno, Ken Ichiro Mori, Zamzuri Hamedon
Steel research international   SPL. ISSUE 287-290   Sep 2012   [Refereed]
Ken Ichiro Mori, Tomoyoshi Maeno, Yoshihiro Maruo
CIRP Annals - Manufacturing Technology   61(1) 255-258   Apr 2012   [Refereed]
K. Mori, T. Maeno, S. Fuzisaka
Journal of Materials Processing Technology   212(2) 534-540   Feb 2012   [Refereed]
Hot Metal Gas Forming Process for Aluminium Alloy Tube Using Sealing Pressure and Resistance Heating
T. Maeno, K. Mori, C. Unou
Journal of the Japan Society for Technology of Plasticity   53(612) 54-58   Jan 2012   [Refereed]
Study of Metal Forming Processes Having Control of Pressure and Heating Histories
Tomoyoshi Maeno
   Dec 2011   [Refereed]
Small Hole Punching Using Local Resistance Heating for Die-Quenched Steel Sheets
K. Mori, Y. Maruo, T. Maeno
Journal of the Japan Society for Technology of Plasticity   52(609) 1114-1118   Oct 2011   [Refereed]
Influence of initial wall thickness of tube on formability in hot gas bulging of aluminium alloy tube using pressure of sealed air and resistance heating
T. Maeno, K. Mori, C. Unou
Steel research international   ICTP2011 Special Edition 475-480   Sep 2011   [Refereed]
Die Forging of Parts Having Strength Distribution Using Tailor Friction-Welded Billet
T. Maeno, K. Mori, Y. Yanagiya, Y. Matsui, M. Kudo, A. Kimura
Journal of the Japan Society for Technology of Plasticity   52(608) 1022-1026   Sep 2011   [Refereed]

Misc

 
Implemention report on student research meeting of JSTP young research members at three kanto branches
Bulletin of the japan society for technology of plasticity   1(4) 285   Apr 2018
Full Hardening in Hot Stamping Using Rapid Resistance Heating
T. Maeno
SOKEIZAI   56(7) 2-7   Jul 2015   [Invited]
Report on Metal Forming 2014
Journal of the Japan Society for Technology of Plasticity   56(648) 19-20   Jan 2015   [Invited]
Development of Hot Stamping Process for Aircraft Titanium Alloy Parts Using Resistance Heating
YAMAZAKI Kiyoshi, YAMAGUCHI Takashi, MURAYAMA Yohei, MORI Ken-ichiro, MAENO Tomoyoshi
Journal of the Japan Society for Technology of Plasticity   55(647) 1097-1101   Dec 2014   [Invited]
Gas Forming of Ultra-High Strength Steel Hollow Part Using Resistance Heating
T. Maeno
SOKEIZAI   55(11) 16-21   Nov 2014   [Invited]

Conference Activities & Talks

 
Effect of surface quality of hot-stamped products using resistance heating on spot weldability and adhesion of electrodeposition coating
T. Maeno, T. Ogihara, K. Mori, T. Fujita, K. Sakakibara
66th Japanese Joint Conference for the Technology of Plasticity   Oct 2015   The Japan Society for Technology of Plasticity
Deformation behavior and quenchability in hot stamping of thin steel sheets without holding at bottom dead center
Y. Nakagawa, T. Maeno, K. Mori
66th Japanese Joint Conference for the Technology of Plasticity   Oct 2015   The Japan Society for Technology of Plasticity
Forming and quenching behaviours in hot stamping of thin quenchable sheets
Y. Nakagawa, T. Maeno, K. Mori
ICNFT2015   Aug 2015   
Full hardening of products in hot stamping using rapid resistance heating
T. Maeno, K. Mori, M. Sakagami, Y. Nakao,
CHS2 2015   Jun 2015   
Successive Forging of long plate having inclined cross-section
Liyana Tajul, T. Maeno, K. Mori
ICTP2014   Oct 2014   
Improvement of die filling by prevention of temperature drop in gas forming of aluminium alloy tube using air filled into sealed tube and resistance heating
T. Maeno, K. Mori, C. Unou
ICTP2014   Oct 2014   
Prevention of seizure in inner spline backward extrusion by low-cycle oscillation using servo press
T. Maeno, K. Mori, Y. Ichikawa, M. Sugawara
ICTP2014   Oct 2014   
Hot semi-punching of quenchable steel sheet
K. Mori, T. Maeno, T. Suganami, M. Sakagami
ICTP2014   Oct 2014   
Dieless forming of carbon fibre reinforced plastic parts using 3D printer
K. Mori, T. Maeno, Y. Nakagawa
ICTP2014   Oct 2014   
Semi-punching in hot stamping of ultra-high strength steel parts
T. Maeno, K. Mori, T. Suganami
Tools and Technologies for Processing Ultra High Strength Materials   Sep 2013   
Improvement of die filling of tooth by counter pressure of die land friction in extrusion
62th Japanese Joint Conference for the Technology of Plasticity   Oct 2011   The Japan Society for Technology of Plasticity
Hot Bulging of Aluminum Alloy Tube by Sealed Gas
Tomoyoshi Maeno, Ken-ichiro Mori and Kouji Fujimoto
TubeHydro2011   Jul 2011   
Hot bending of titanium alloy sheet using resistance heating
the 2011 Japaniease Spring Conference for the Technology of Plasticity   May 2011   The Japan Society for Technology of Plasticity
Improvement of formability in hot stamping of steel sheet by preventing cooling
the 2011 Japaniease Spring Conference for the Technology of Plasticity   May 2011   The Japan Society for Technology of Plasticity
V-shaped hot tube press forming
the 2011 Japaniease Spring Conference for the Technology of Plasticity   May 2011   The Japan Society for Technology of Plasticity
Hot blanking and die quenching of gear
the 2011 Japaniease Spring Conference for the Technology of Plasticity   May 2011   The Japan Society for Technology of Plasticity
Punching of small hole of die-quenched steel sheet using local resistance heating
the 2011 Japaniease Spring Conference for the Technology of Plasticity   May 2011   The Japan Society for Technology of Plasticity
Forging of stainless steel plate parts having diferrent thickness by load oscillation
the 2011 Japaniease Spring Conference for the Technology of Plasticity   May 2011   The Japan Society for Technology of Plasticity
Control of slide motion in hot impression die forging of aluminium-silicone alloy billets using servo press
T. Maeno, H. Fujii, K. Mori, M. Sato
ASPF2011   Oct 2010   
Infuence of initial wall thickness of tube on formability in hot gas bulging of aluminium alloy tube using resistance heating
61th Japanese Joint Conference for the Technology of Plasticity   Oct 2010   The Japan Society for Technology of Plasticity
Tailor die quenching in stamping of steel sheets using bypass resistance heating
the 2010 Japaniease Spring Conference for the Technology of Plasticity   May 2010   The Japan Society for Technology of Plasticity
Influence of distribution of temperature on forming limit in hot stamping of steel sheet
the 2010 Japaniease Spring Conference for the Technology of Plasticity   May 2010   The Japan Society for Technology of Plasticity
Uniform resistance heating in warm spline forming of ultra high strength steel cup
the 2010 Japaniease Spring Conference for the Technology of Plasticity   May 2010   The Japan Society for Technology of Plasticity
Warm and hot punching of small hole in die quenched steel sheet using local resistance heating
the 2010 Japaniease Spring Conference for the Technology of Plasticity   May 2010   The Japan Society for Technology of Plasticity
Cold precision forging of helical gear using local compression
the 2010 Japaniease Spring Conference for the Technology of Plasticity   May 2010   The Japan Society for Technology of Plasticity
Improvement of die filling in hot gas bulging of aluminum alloy tube using resistance heating by preventing cooling of tube
the 2010 Japaniease Spring Conference for the Technology of Plasticity   May 2010   The Japan Society for Technology of Plasticity
Reduction in friction flange forming of shaft parts by load oscillation
60th Japanese Joint Conference for the Technology of Plasticity   Nov 2009   The Japan Society for Technology of Plasticity
Hot gas die bulging of aluminum alloy tube by resistance heating set into die
the 2009 Japaniease Spring Conference for the Technology of Plasticity   May 2009   The Japan Society for Technology of Plasticity
Warm and hot spline forming of ultra high strength steel cups using resistance heating
the 2009 Japaniease Spring Conference for the Technology of Plasticity   May 2009   The Japan Society for Technology of Plasticity
Reduction in friction by pulsating backward extrusion
the 2009 Japaniease Spring Conference for the Technology of Plasticity   May 2009   The Japan Society for Technology of Plasticity
Extrusion of mild steel-chrome steel bar joined by friction welding
the 2009 Japaniease Spring Conference for the Technology of Plasticity   May 2009   The Japan Society for Technology of Plasticity
Reduction of Friction in Forging of Plates by Load Oscillation
Tomoyoshi Maeno, Kozo Osakada, Ken-ichiro Mori
5th JSTP ISPF(International Seminar on Precision Forging)   Mar 2009   
Decrease of frictional force using pulsating load in metal forging
59th Japanese Joint Conference for the Technology of Plasticity   Nov 2008   The Japan Society for Technology of Plasticity
Contorol of counter pressure by elastic deformation of die land in extrusion
the 2008 Japaniease Spring Conference for the Technology of Plasticity   May 2008   The Japan Society for Technology of Plasticity
Warm and hot spline forming of high strength steel cups using resistance heating
the 2008 Japaniease Spring Conference for the Technology of Plasticity   May 2008   The Japan Society for Technology of Plasticity
Hot gas bulging of aluminium alloy tubes using resistance heating
the 2008 Japaniease Spring Conference for the Technology of Plasticity   May 2008   The Japan Society for Technology of Plasticity
Measurement of friction force in free bulging pulsating hydroforming of tubes
K. Mori, T. Maeno, M. Bakhshi-Jooybari and S. Maki
ICTP2005   Oct 2005   
Measurement of friction and FEM simulation in free-bulging hammering hydroforming of thbes
55th Japanese Joint Conference for the Technology of Plasticity   Nov 2004   The Japan Society for Technology of Plasticity
Effect of oscillation of internal pressure on deformation behaviour in hammering hydroforming of tube
K. Mori, T. Maeno, S. Maki
the 2004 Japaniease Spring Conference for the Technology of Plasticity   May 2004   The Japan Society for Technology of Plasticity
Effect of oscillation of internal pressure on deformation behaviour in hammering hydroforming of tube
the 2004 Japaniease Spring Conference for the Technology of Plasticity   May 2004   The Japan Society for Technology of Plasticity

Research Grants & Projects

 
Japan Society for the Promotion of Science: Grants-in-Aid for Scientific Research
Project Year: Apr 2010 - Mar 2012    Investigator(s): Tomoyoshi Maeno
To prevent a sharp rise in load in compression of plates, a compression process using load pulsation was developed. The mechanism of the load pulsation was investigated. The load pulsation was applied for backward extrusion, flange forming and bul...
Japan Society for the Promotion of Science: Grants-in-Aid for Scientific Research
Project Year: Apr 2009 - Mar 2011    Investigator(s): Ken-ichiro Mori
Ultra-high strength steels sheets and die-quenched steel sheets were sheared by local resistance heating. Uniform temperature in the circular shearing zone was obtained by optimizing heating conditions, and the zone was punched just after the heat...

Others

 
May 2018
Development of forging of hollow products using fluid mandrel and pulsating motion 1st report