論文
公開件数:155件
No. 種別 査読の有無 標題 単著・共著区分 著者 誌名 巻号頁 出版日 ISSN DOI URL
1 一般論文

Two-step shear bending of tube with small bending radius for satisfying both space conservation and inner gas/liquid fluidity
共著
TakashiKuboki, DaisukeKusuda, ShoheiKajikawa, Takahiro Noguchi, Kazuaki Adachi
CIRP Annals - Manufacturing Technology
68/ 1, 301-304
2019/07/05

10.1016/j.cirp.2019.04.059

2 一般論文

Two-step forming for improvement of forming limit in rotary nosing with relieved die for fabrication of axisymmetric and eccentric nosed tubes
共著
Wataru Oba, Yusuke Imaizumi, Shohei Kajikawa, Takashi Kuboki
Journal of Materials Processing Technology
262, 350-358
2018/12/01

10.1016/j.jmatprotec.2018.07.007

3 一般論文

Flexibility in metal forming
共著
D.Y Yang, M Bambach, J Cao, J.R Duflou, P Groche, T. Kuboki, A Sterzing, A.E Tekkaya, C W.Lee
CIRP Annals
64/ 2, 743-765
2018/10/01

10.1016/j.cirp.2018.05.004

4 一般論文

Fabrication of ring groove on inner surface of cylindrical blank by ironing from outer surface
共著
Tatsunori Ozawa, Takashi Kuboki, Shohei Kajikawa, Akira Yamauchi, Akira Gunji, Katsuyuki Onishi
Procedia Manufacturing
15, 899-906
2018/08/31



5 一般論文

Prevention of defect by optimizing mandrel position and shape in rotary draw bending of copper tube with thin wall
共著
Shohei Kajikawa, Guanghui Wang, Takashi Kuboki, Masato Watanabe, Akinori Tsuchiya
Procedia Manufacturing
15, 828-835
2018/08/31



6 一般論文

An extrusion method of tube with spiral inner fins by utilizing generation of spiral outer fins/grooves
共著
Takashi Kuboki, Michiaki Ishikawa, Shohei Kajikawa, Makoto Murata
CIRP Annals - Manufacturing Technology
67/1, 305-308
2018/08/19

10.1016/j.cirp.2018.04.023

7 一般論文

Upset of bent wire/tube for fabrication of in-plane bent sheet metals with extremely large breadth and small bending radius
共著
Takashi Kuboki, Tsuyoshi Muraoka, Tsubasa Tsubouchi, Shohei Kajikawa
CIRP Annals - Manufacturing Technology
66/ 1, 277-280
2017/08/04

10.1016/j.cirp.2017.04.120

8 一般論文

Forming method and characteristics of coiled spring in small coil diameter and with high rectangular ratio in winding wire cross section
共著
Tsuyoshi Muraoka, Tsubasa Tsubouchi, Takashi Kuboki, Shohei Kajikawa
International Journal of Advanced Manufacturing Technology
91, 2635-2643
2017/06/23

10.1007/s00170-016-9968-3

9 一般論文

Stability of a Suppression Method of Dent and Spring-Back in Zigzag Bending of Sheet Metal/Plate
共著
Takashi Kuboki, Takuma Yamada, Shohei Kajikawa, Hiroyuki Abe
Key Engineering Materials
716, 931-940
2016/09/18

10.4028/www.scientific.net/KEM.716.931

10 一般論文

Fabrication of Deep Cup with Flange by In-Plane Stretch Forming Applying Compressive Force in Thickness Direction
共著
Shohei Kajikawa, Takashi Iizuka, Takashi Kuboki
Key Engineering Materials
716, 897-906
2016/09/18

10.4028/www.scientific.net/KEM.716.897

11 一般論文

Closed-loop control of product properties in metal forming

J M Allwood, S R Duncan, J Cao, P Groche, G Hirt, B Kinsey, T Kuboki, M Liewald, A Sterzing, A E Tekkaya
CIRP Annals - Manufacturing Technology
65/ 2, 573-596
2016/08/21



12 一般論文

A rotary reduction of fine wires/tubes of a wide range of diameters using a pair of concave rolls

Takashi Kuboki, Shohei Kajikawa
CIRP Annals - Manufacturing Technology
65/ 1, 277-280
2016/06/30



13 一般論文

Flexible rotary reduction of tube tips by dies with relief surfaces for attaining high forming limit and productivity
共著
Takashi Kuboki, Mitsumasa Abe, Yohei Yamada, Makoto Murata
CIRP Annals - Manufacturing Technology
64/ 1, 269-272
2015/06/29



14 一般論文

Light press of sheet metal edge for reducing residual stress generatedby laser cutting considering mechanical properties and intensity ofresidual stress

Atsushi Maeda, Yingjun Jin, Takashi Kuboki
Journal of Materials Processing Technology
225, 178-184
2015/06/17

10.1016/j.jmatprotec.2015.05.019

15 一般論文

Die design for deep drawing with high-pressured water jet utilizing computer fluid dynamics based on Reynolds' equation

Yuki Horikoshi, Takashi Kuboki, Makoto Murata, Kazumi Matsui, Makoto Tsubokura
Journal of Materials Processing Technology
218, 99-106
2015/03

10.1016/j.jmatprotec.2014.11.041

16 一般論文

板端部の軽圧下法によるレーザ切断後に発生する残留応力の低減
共著
金 英俊,柴田 隆浩, 前田 篤志, 久保木 孝
塑性と加工
55/ 646, 1003-1007
2014/11/25
0038-1586


17 一般論文

A new incremental in-plane bending of thin sheet metals for micro machine components by using a tiltable punch
共著
Takashi Kuboki, Armad Azrie, Yingjun Jin
CIRP Annals - Manufacturing Technology
62/ 1, 249-252
2014/08/25



18 一般論文

押出し加工による内面壁にねじられた突起を付けた円管の突起数の影響
共著
村田 眞,久保木 孝
塑性と加工
55/ 637, 127-131
2014/02/25

/10.9773/sosei.55.127

19 一般論文

A new schedule-free mandrel-less bending method for straight/pre-shaped long tubes
共著
Takashi Kuboki, Kazuhito Takahashia, Kazuhiko Ono, Kozo Yano
CIRP Annals - Manufacturing Technology
62/ 1, 303-306
2013/08/18

10.1016/j.cirp.2012.03.119

20 一般論文

内面壁にスパイラル突起を有する1050アルミニウム円管の押出し加工

村田 眞,久保木 孝,山崎 弘之
軽金属
63/ 4, 135-140
2013/04



21 一般論文

内面に多数のねじられた突起を持つ円管の押出し加工

村田 眞,久保木 孝,小林 雅志,山崎 弘之
塑性と加工
53/ 622, 998-1002
2012/11



22 一般論文

凹型ロールを用いたフリーサイズ伸線加工

久保木 孝, 仙崎 泰慎
塑性と加工
53/ 622, 1008-1012
2012/11



23 一般論文

Prediction of Stress-strain Diagram from Forming Load in Stretch Forming

Takashi Kuboki, Yingjun Jin and Makoto Murata
International Journal of Mechanical Sciences
60, 46-53
2012/06



24 一般論文

Development of a Tube-spinning Machine for Thin Tubes with a Large Diameter

Takashi Kuboki, Kazuhito Takahashi, Kazuhiko Sanda, Susumu Moriya, Keisuke Ishida
Materials Transaction
53/ 5, 853-861
2012/05



25 一般論文

A5083厚板の曲げ加工におけるスプリングバックに及ぼす曲げ型形状の影響

ハムタ ナランバータル, 村田 眞, 久保木 孝, 柴田 隆浩, 金 英俊
塑性と加工
53/ 615, 362-366
2012/04



26 一般論文

荷重制御による高精度曲げ加工

柴田 隆浩, 金 英俊, 小山 純一, 久保木 孝, 村田 眞
塑性と加工
53/ 612, 64-68
2012/01



27 一般論文

Effect of clearance on new shearing method with horizontal tool movement of 1100 aluminum sheet

路 大涛, 村田 眞, 久保木 孝, 金 英俊
International Journal of Advanced Manufacturing Technology
57/ 5-8, 647-653
2012/01



28 一般論文

工具を水平方向に移動させる新しいせん断加工と従来のせん断加工との加工力および加工面の比較

路 大涛, 村田 眞, 久保木 孝, 金 英俊
軽金属
61/ 3, 100-106
2011/03



29 一般論文

An analytical method of metal forming considering ageing in the microstructure for carbon steel

Takashi Kuboki, Makoto Murata, D.R.J. Owen
Computers and Structures
88/ 19-20, 1162-1178
2010/10



30 一般論文

Effect of initial thickness deviation on deformed tube shape in tube spinning

Takashi Kuboki, Naoto Takahashi, Kazuhito Takahashi, Kazuhiko Sanda, Susumu Moriya, Keisuke Ishida, Makoto Murata
Steel Research Int.
81/ 9, 978-981
2010/09



31 一般論文

Computational method of springback in v-bending of sheet having bausching effect

Kazunari Imai, Jin Yingjun, Hiroki Tsuruta, Junichi Koyama, Takashi Kuboki, Makoto Murata
Steel Research Int.
81/ 9, 757-760
2010/09



32 一般論文

FEM analysis of tube straightener adopting implicit scheme

Takashi Kuboki, He Huang, Makoto Murata, Yohei Yamaguchi, Kouichi Kuroda
Steel Research Int.
81/ 9, 584-587
2010/09



33 一般論文

Influence of initial thickness of circular tube in rotary-draw bending adding axial pushing force for suppression of flatness

Kazuhito Takahashi, Takashi Kuboki, Makoto Murata, Kouzo Yano
Steel Research Int.
81/ 9, 580-583
2010/09



34 一般論文

5083アルミニウム合金厚板のV曲げにおける変形形状

ハムタ ナランバータル, 村田 眞, 久保木 孝, 柴田 隆浩, 金 英俊
軽金属
60/ 6, 264-268
2010/06



35 一般論文

Composite structure composed of overlapped fibre bundles, thermoplastic resin

Takashi Kuboki, Shun-ichi Uematsu, Makoto Murata
Composites Science and Technology
70/ 9, 1338-1345
2010/06



36 一般論文

板材のL曲げ加工におけるパンチの軌跡半径

小山 純一, 金 英俊, 今井 一成, 久保木 孝, 村田 眞
塑性と加工
50/ 586, 1029-1033
2009/11



37 一般論文

Effect of tube wall thickness in Joining of Aluminum Tube and Holed Rib by Extrusion

Tsutomu Moroi, Takashi Kuboki, Makoto Murata
Key Engineering Materials
424, 121-128
2009/09



38 一般論文

凹型ロールを用いた伸線加工におけるクラッシュと張力が減径率に及ぼす影響

久保木孝,仙崎泰慎,村田眞,中村友彦
塑性と加工
7/ 50, 650-654
2009/07



39 一般論文

回転引曲げ加工における円管の軸押し力によるへん平抑制

高橋 和仁, 渡邊 峻士, 久保木 孝, 村田 眞, 小野 数彦, 矢野 巧造
塑性と加工
49/ 572, 896-900
2008/09



40 一般論文

Effect of temperature on tube extrusion and joining holed rib

Tsutomu Moroi, Takashi Kuboki, Makoto Murata
Steel Research International
79, 137-144
2008/09



41 一般論文

Suppression of flatness in tube-draw bending by applying suitable axial compressive force according to bend radii

Kazuhito Takahashi, Takashi Kuboki, Makoto Murata, Kazuhiko Ono, Kozo Yano
Steel Research International
79, 677-684
2008/09



42 一般論文

Formability of A1050 aluminum tubes with different thickness in shear bending process

M. Goodarzi, T. Kuboki, M. Murata
Steel Research International
79, 241-248
2008/09



43 一般論文

Influence of pad tip radius on L bending of sheet metal

J. Koyama, Y. Jin, K. Imai, M. Murata, T. Kuboki
Steel Research International
79, 233-240
2008/09



44 一般論文

Computational method for calculation of flange dimension in V-bending

K. Imai, J. Koyama, Y. Jin, M. Murata, T. Kuboki
Steel Research International
79, 209-216
2008/09



45 一般論文

Effect of shape of die on forming limit in rotary nosing with relieved die

T. Kuboki, A. Kominami, Y. Ohde, M. Murata
Steel Research International
79, 206-216
2008/09



46 一般論文

New cutting method for sheet metal,Steel Research International

A. Tanaka, M. Murata, T. Kuboki, Y. Jin
Steel Research International
79, 112-119
2008/09



47 一般論文

平板の面内逐次打点曲げにおける打撃角度の影響

金英俊, 小山純一, 久保木孝, 村田眞
塑性と加工
49/ 569, 579-583
2008/06



48 一般論文

Effect of plug on levelling of residual stress in tube drawing

Takashi Kuboki, Keigo Nishida, Tomohiro Sakaki, Makoto Murata
Journal of materials processing technology
204, 162–168-
2008/06



49 一般論文

Effect of hardening exponent on tube bending

Makoto Murata, Takashi Kuboki, Kazuhito Takahashi, Mohammad Goodarzi, Yingjun Jin
Journal of Materials Processing Technology
201/ 1-3, 189-192
2008/05



50 一般論文

Improvement of forming limit by rotary nosing with relieved die

Takashi Kuboki, Yusuke Ohde and Makoto Murata
IMechE Journal of Engineering Manufacture
222, 245-253
2008/02



51 一般論文

Effect of die corner radius on the formability and dimensional accuracy of tube shear bending

Mohammad Goodarzi, Takashi Kuboki, Makoto Murata
International Journal of Advanced Manufacturing Technology
35, 66–74-
2007/10



52 一般論文

A new extrusion method joining tube and sheet with holed rib

Tsutomu Moroi, Takashi Kuboki and Makoto Murata
Journal of Mechanical Science and Technology
21, 1548-1552
2007/10



53 一般論文

リブに穴を有する管の押出し接合加工

諸井努,久保木孝,高岡大和,村田眞
塑性と加工
48/ 554, 234-238
2007/03



54 一般論文

Thickness optimization of axisymmetric tube by three-dimensional finite-element analysis for high-flexural rigidity

Takashi Kuboki, Takahiro Makiyama and Makoto Murata
IMechE Journal of Mechanical Engineering Science
220, 473-482
2006/04



55 一般論文

逐次打点加工曲げにおける面内曲げ挙動に及ぼす打撃ピッチの影響

金英俊、久保木孝、村田眞
塑性と加工
56/ 3, 145-149
2006/03



56 一般論文

Prediction of Static Strain Hardening Progress from Cementite Morphology in Hypo-eutectoid Carbon Steel

Takashi Kuboki, Megumi Takada and Makoto Murata
Journal of Materials Science and Technology (IoM3)
21/ 7, 803-812
2005/07



57 一般論文

Compression Spinning of Circular Magnesium Tube
Using Heated Roller Tool

Makoto Murata, Takashi Kuboki, Tutomu Murai
Journal of Materials Processing Technology
162, 540-545
2005/05



58 一般論文

Influence of Strip Materials on Behavior of Incremental In-Plane Bending

Yingjun Jin, Takashi Kuboki, Makoto Murata
Journal of Materials Processing Technology
162, 190-195
2005/05



59 一般論文

Deformation Analysis for the Shear Bending
Process of Circular Tubes

Mohammad Goodarzi, Takashi Kuboki, Makoto Murata
Journal of Materials Processing Technology
162, 492-497
2005/05



60 一般論文

Design Method of Die Geometry and Pass Schedule by Void Index in Multi-Pass Drawing

Takashi Kuboki, Masaaki Abe, Yutaka Neishi and
Masayoshi Akiyama
ASME Journal of Manufacturing Science and Engineering
127/ 1, 173-181
2005/02



61 一般論文

Suppression of Bending after Steel Bar Drawing by Heavy-Reduction Pass

Takashi Kuboki, Haruhiro Furuta, Masayoshi Akiyama
IMechE Journal of Engineering Manufacture
216/ 12, 1461-1470
2004/12



62 一般論文

テーパマンドレルを用いた変肉厚押出し加工におけるテーパ角の影響

牧山高大、村田眞、久保木孝
塑性と加工
45/ 524, 737-741
2004/09



63 一般論文

Numerical Re-Examination of the Micro-Scale Mechanism of the Bauschinger Effect in Carbon Steels

Kenjiro Terada, Kazumi Matsui, Masayoshi Akiyama, Takashi Kuboki
Computational Materials Science
31, 67-83
2004/09



64 一般論文

平板の面内逐次打点曲げにおける押込み量の影響

金英俊、久保木孝、村田眞
軽金属
54/ 7, 287-292
2004/07



65 一般論文

Method for Suppressing the Surface Cracking in Cold Forging

Satoru Watanabe, Yoshifumi Haruhata, Takashi Kuboki, Yutaka Neishi
Wire Journal International
68-76
2003/01



66 一般論文

Influence of carbon content and carbide morphology of carbon steels on the stress-strain curve in the vicinity of yield point

Masayoshi Akiyama, Takashi Kuboki, Kenji Oikawa, Kazumi Matsui, Kenjiro Terada
J. of Materials Science and Technology (IOM)
18/ 11, 1272-1278
2002/12



67 一般論文

Die design by a void index in multi-pass drawing

Takashi Kuboki, H Furuta, H Yoshikawa, Y Neishi and M Akiyama
IMechE Proceedings of Mechanical Engineering Science
216/ 12, 1043-1049
2002/11



68 一般論文

マルチスケールモデリングによるBauschinger効果の発現メカニズムの解明

松井和己, 寺田賢二郎, 秋山雅義, 久保木孝, 及川兼司
日本機械学会
68/ 675, 71-78
2002/11



69 一般論文

炭素鋼の微視構造が巨視的な降伏・加工硬化特性に与える影響

松井和己, 寺田賢二郎, 秋山雅義, 久保木孝, 日下桂一, 及川兼司
土木学会 応用力学論文集
5/ 8, 175-183
2002/08



70 一般論文

Optimization of Method for Reducing the Residual Stresses after Cold Bar Drawing

Masayoshi Akiyama, Takashi Kuboki
J. of Ironmaking and Steelmaking(IOM)
29/ 2, 101-106
2002/06



71 一般論文

冷間据込み時の割れ発生に及ぼす予ひずみの影響

根石豊, 渡部了, 春畑美文, 久保木孝, 黒田浩一
塑性と加工
43/ 496, 401-405
2002/05



72 一般論文

冷間据込み時の割れ発生予測

根石豊, 渡部了, 春畑美文, 久保木孝, 黒田浩一
塑性と加工
43/ 439, 140-144
2002/02



73 一般論文

Design Evaluation of Multi-Roll Mills for Small Diameter Wire Rolling

Kouichi Kuroda, Takashi Kuboki, Youichi Imamura, Masayoshi Akiyama
IMechE Proceedings of Mechanical Engineering Science
215/ 1, 77-86
2001/12



74 一般論文

ダイレスUベンド法の曲げ条件の最適化 -管材のダイレスUベンド法の開発Ⅱ-

久保木孝, 古堅宗勝
塑性と加工
42/ 491, 1243-1247
2001/10



75 一般論文

Influence of Mechanical Properties of Metallic Material on the Reducing Effect of Axial Residual Stress after Cold Drawing by a Double-taper Die

Takashi Kuboki, Yutaka Neishi, Kouichi Kuroda, Masayoshi Akiyama
塑性と加工
42/ 486, 705-709
2001/07



76 一般論文

Influence of Back-tension on the Effeect of Skin-pass in minimising Residual Stress Levels after Cold Rod Drawing

Takashi Kuboki, Hajime Yoshikawa, Yutaka Neishi, Kouichi Kuroda, Masayoshi Akiyama
J. of Ironmaking and Steelmaking
28/ 2, 117-121
2001/06



77 一般論文

A Study on the Direct Applicability of a Set of Grooves of Multi-roll Wire Mills for Different Materials

Kouichi Kuroda, Takashi Kuboki, Masayoshi Akiyama, Chihiro Hayashi
J. of Manufacturing Science & Engineering(ASME)
123, 27-278
2001/05



78 一般論文

抽伸加工材の残留応力低減技術に関する研究

秋山雅義, 阿部正昭, 久保木孝
線材とその製品
39/ 3, 10-21
2001/03



79 一般論文

A Study on the Influence of Mechanical Properties on the Distribution of Axial Residual Stress after Cold Drawing of Metallic Bars

Takashi Kuboki,Ishine Kawakami,Yutaka Neishi,Kouichi Kuroda, Masayoshi Akiyama
J. of Material Science Research Internaltional
7/ 1, 41-46
2001/03



80 一般論文

Effect of Die Geometry on Residual Stress Level Present after Bar Drawing

Takashi Kuboki,Yutaka Neishi,Masayoshi Akiyama,Kouichi Kuroda
J. of Ironmaking and Steelmaking
28/ 1, 65-71
2001/03



81 一般論文

Effect of Final Drawing with Light Reduction on the Levelling of Residual Stress Distribution in Cold Bar Drawing

Takashi Kuboki,Yutaka Neishi,Masayoshi Akiyama,Kouichi Kuroda
IMechE Proceedings of Mechanical Engineering Science
214/ 12, 1389-1400
2000/12



82 一般論文

引抜き材の非軸対称切削加工時の曲がり抑制に関する検討

渡部了,阿部正昭,久保木孝
塑性と加工
41/ 476, 896-900
2000/09



83 一般論文

単スタンド解析用剛塑性FEMをベースとしたタンデム圧延解析用アルゴリズムの開発

久保木孝, 黒田浩一, 古田治弘, 村上真司
塑性と加工
41/ 474, 701-705
2000/07



84 一般論文

ダイレスUベンド法の理論解析 -管材のダイレスUベンド法の開発Ⅰ-

久保木孝,古堅宗勝,逢阪慎一郎,小野秀敏
塑性と加工
41/ 473
2000/06



85 一般論文

細径線圧延における工具接触状態に及ぼすミル形式の影響

黒田浩一,秋山雅義,久保木孝,林千博
塑性と加工
41/ 472, 487-491
2000/05



86 一般論文

Development of Wire-sawing Technology for Manufacturing Compact Heat Sinks for VLSI Packages

Masayasu Kojima,Takashi Kuboki,Masahito Tasaka,Chihiro Hayashi,Toshio Aihara
Int. J. of Japan Society Precision Engineering
32/ 2, 90-97
1998/06



87 一般論文

歯当たりによる歯車の伝達誤差の推定法

久保愛三,久保木孝,野中鉄也
日本機械学会論文集(C編)
56/ 529, 2503-2509
1990/09



88 招待論文

傾き自在な工具を用いた薄板・箔のマイクロ逐次打点成形
単著
久保木 孝
天田財団 フォームテックレビュー
25, 61-66
2016/03/10



89 国際会議プロシーディングス等

Flexible Diameter Reduction of Tubes with Planetary Balls
共著
Takayuki Ikeda, Shohei Kajikawa, Takashi Kuboki
Tubehydro 2019
138-144
2019/11/20



90 国際会議プロシーディングス等

Experimental investigation of new tube drawing process with diameter expansion
共著
Shohei Kajikawa,Hikaru Kawaguchi, Takashi Kuboki, Isamu Akasaka, Yuzo Terashita, Masayoshi Akiyama
Tubehydro 2019
67-74
2019/11/19



91 国際会議プロシーディングス等

Improvement of dimensional precision in two-step shear bending
method using mandrels
共著
Takashi Kuboki, Daisuke Kusuda, Shohei Kajikawa, Takahiro Noguchi, Kazuaki Adachi
Tubehydro 2019
59-66
2019/11/19



92 国際会議プロシーディングス等

Recent trends and perspectives in tube forming
単著
Takashi Kuboki
Tubehydro 2019
1-10
2019/11/19



93 国際会議プロシーディングス等

Finite element analysis of tube drawing process with diameter expansion
共著
Shohei Kajikawa, Hikaru Kawaguchi, Takashi Kuboki, Isamu Akasaka, Yuzo Terashita, Masayoshi Akiyama
XV International Conference on Computational Plasticity (COMPLAS XV)
48-58
2019/09/03



94 国際会議プロシーディングス等

Analysis of spinner straightening utilizing the finite element method
共著
Takashi Kuboki, Keiichiro Kawasaki, Shohei Kajikawa, Hiromichi Matsumura, Tetsushi Ono, Hikaru Seimiya
XV International Conference on Computational Plasticity (COMPLAS XV)
21-30
2019/09/03



95 国際会議プロシーディングス等

Two-step forming for improvement of forming limit in rotary nosing with relieved die for reduction of tube tip
共著
Wataru Oba, Yusuke Imaizumi, Shohei Kajikawa, Takashi Kuboki
Proc. 12th Int. Conf. Techn. Plast.
Paper No. 527-
2017/09/18



96 国際会議プロシーディングス等

Proposal of a numerical model using the finite element analysis of pilger rolling for improvement of computation precision and efficiency
共著
Tsuyoshi Muraoka, Takashi Kuboki, Shohei Kajikawa, Daisaku Yanaga, Kouichi Kuroda
Proc. 12th Int. Conf. Techn. Plast.
Paper No. 343-
2017/09/18



97 国際会議プロシーディングス等

Effect of tool design on formability in deep drawing by applying compressive force on flange

Shohei Kajikawa, Takashi Kuboki, Takashi Iizuka
COMPLAS XIV
54-62
2017/09/05



98 国際会議プロシーディングス等

Examination of working condition for reducing thickness variation in tube drawing with plug
共著
Takashi Kuboki, Shunsuke Tasaka, Shohei Kajikawa
COMPLAS XIV
63-71
2017/09/05



99 国際会議プロシーディングス等

Effect of groove shape and dimension of die on formability in tube extrusion with spiral inner projections
共著
Michiaki Ishikawa, Taro Yagita, Takashi Kuboki, Shohei Kajikawa, Makoto Murata
The 9th Pacific Rim International Conference on Advanced Materials and Processing (PRICM9)
38-41
2016/08/02



100 国際会議プロシーディングス等

Effect of mandrel position in draw bending of copper tube
with thin wall and small diameter

Guanghui Wang, Takashi Kuboki, Masato Watanabe, Akinori Tsuchiya
Tubehydro 2015
273-280
2015/09/10



101 国際会議プロシーディングス等

Effect of Initial Thickness Deviation and Reduction on Longitudinal and Cross-sectional Precision after Tube Drawing Using Plug
共著
Shunsuke Tasaka, Takashi Kuboki, Kouichi Kuroda, Tatsuya Okui
COMPLAS XIII
55-63
2015/09/03



102 国際会議プロシーディングス等

A Method for Suppression of Defects in Zigzag Bending of Sheet Metal

Takashi Kuboki, Shota Tanabe, Takahiro Mochizuki, Hiroyuki Abe
COMPLAS XIII
46-54
2015/09/03



103 国際会議プロシーディングス等

Formability improvement by die-bearing grooves in tube extrusion with spiral inner projections
共著
Taro Yagita, Takashi Kuboki, Makoto Murata
Proc. 11th INt. Conf. Techn. Plast. (ICTP2014)
641-646
2014/10/23



104 国際会議プロシーディングス等

Development of coiled springs with high rectangular ratio in
cross-section
共著
Tsubasa Tsubouchi, Kazuhito Takahashi, Takashi Kuboki
Proc. 11th INt. Conf. Techn. Plast. (ICTP2014)
574-579
2014/10/22



105 国際会議プロシーディングス等

Deep Drawing with High-pressured Water jet Using Ditch-engraved Die
共著
Yuki Horikoshi, Takashi. Kuboki, Makoto Murata, Kazumi Matsui, Makoto Tsubokura
Proc. 11th INt. Conf. Techn. Plast. (ICTP2014)
893-898
2014/10/21



106 国際会議プロシーディングス等

ethod of reducing residual stress generated by laser cutting by light indentation of sheet metal edge
共著
Atsushi Maeda, Yingjun Jin, Takashi Kuboki
Proc. 11th INt. Conf. Techn. Plast. (ICTP2014)
413-418
2014/10/20



107 国際会議プロシーディングス等

Evaluation of water film by reynolds' equation in deep drawing using high-pressured water jet

Takashi Kuboki, Yuki Horikoshi, Makoto Murata, Kazumi Matsui, Makoto Tsubokura
COMPLAS XII
86-95
2013/09



108 国際会議プロシーディングス等

The effect of die half angle in tube nosing with relieved die

Mitsumasa Abe, Takashi Kuboki
COMPLAS XII
75-85
2013/09



109 国際会議プロシーディングス等

The effect of die half angle in tube nosing with relieved die

Ahmad Azrie, Takashi Kuboki
COMPLAS XII
63-74
2013/09



110 国際会議プロシーディングス等

Lubrication Characteristics of Deep Drawing with High-pressured Water Jet

Takashi Kuboki, Hiroshi Saito, Yuta Tanaka, Makoto Murata, Kazumi Matsui, Makoto Tsubokura
Metal forming
355-358
2012/09



111 国際会議プロシーディングス等

Influence of Billet Material of Extruded Circular Tube with Spiral Projections on Inside Wall

Makoto Murata, Takashi Kuboki, Masashi Kobayashi, Hiroyuki Yamazaki
Metal forming
463-466
2012/09



112 国際会議プロシーディングス等

Effect of Rolling Reduction on Mechanical Properties of Copper Plate

Takashi Kuboki, Toru Matsumoto, Yingjun Jin, Kenjiro Terada
Metal forming
99-102
2012/09



113 国際会議プロシーディングス等

Application of Rotary Nosing with Relieved Die to Thin Tube with Thickness Ratio of 0.83 %

Takashi Kuboki, Atsushi Kominami
Metal forming
547-550
2012/09



114 国際会議プロシーディングス等

Suppression of Flatness in Circular Tube-draw Bending by Applying Side Compression

Kazuhito Takahashi, Takashi Kuboki, Makoto Murata
Tubehydro 2011
125-128
2011/07



115 国際会議プロシーディングス等

Development of a Tube-spinning Machine for Thin Tubes with a Large Diameter

Takashi Kuboki, Makoto Murata, Kazuhito Takahashi, Kazuhiko Sanda, Susumu Moriya, Keisuke Ishida
Tubehydro 2011
191-194
2011/07



116 国際会議プロシーディングス等

Effect of Feeding Velocity on Formability in a New Micro-Drawing Process Using a Pair of Concave Rolls

Takashi Kuboki, Yasunori Senzaki, Makoto Murata
ICOMM 2011
279-284
2011/03



117 国際会議プロシーディングス等

Naranbaatar Khamt, Makoto Murata, Takashi Kuboki, Takahiro Shibata, Yingjun Jin

Deformation by V-bending of Thick Plate Metal 5083
Proceedings of the 12th International Conference on Aluminium Alloys
619-624
2010/09



118 国際会議プロシーディングス等

Processing Limit in V-bending

Takahiro Shibata, Yingjun Jin, Junichi Koyama,Takashi Kuboki, Makoto Murata
Proceedings of the 12th International Conference on Aluminium Alloys
613-618
2010/09



119 国際会議プロシーディングス等

Deformation Behavior of Joining Tube and Holed Rib by Extrusion

Tsutomu Moroi, Takashi Kuboki, Makoto Murata
Proceedings of the 12th International Conference on Aluminium Alloys
589-594
2010/09



120 国際会議プロシーディングス等

Effect of Tool Angle on New Shearing Method of 1100 Aluminium Sheet

Datao Lu, Makoto Murata, Takashi Kuboki, Yingjun Jin
Proceedings of the 12th International Conference on Aluminium Alloys
548-553
2010/09



121 国際会議プロシーディングス等

Mechanical properties of wire drawn by a new drawing process using a pair of concave rolls

Takashi Kuboki, Kazumichi Aoki, Yasunori Senzaki, Makoto Murata
In-Tech 2010
133-136
2010/09



122 国際会議プロシーディングス等

Finite Element Analysis and Experimental Investigation on Circular Tube-Pure Bending

Kazuhito Takahashi, Takashi Kuboki, Makoto Murata
Tubehydro 2009
188-193
2009/09



123 国際会議プロシーディングス等

Effect of Pre-strain history on mechanical characteristics in Aluminium 1070

Jun-ichi Oguri, Takashi Kuboki, Makoto Murata, Kenjiro Terada
COMPLAS X
509-512
2009/09



124 国際会議プロシーディングス等

Analysis of Residual Stress in Carbon Steel after Localized Heating

Takashi Ito, Makoto Murata, Takashi Kuboki, Yingjun Jin
COMPLAS X
505-508
2009/09



125 国際会議プロシーディングス等

Feasibility Study by Finite Element Analysis on Free Size Drawing Using a Pair of Concave Rolls

Takashi Kuboki, Yasunori Senzaki, Makoto Murata
COMPLAS X
447-450
2009/09



126 国際会議プロシーディングス等

EFFECT OF SHAPE OF DIE ON FORMING LIMIT IN ROTARY NOS-ING WITH RELIEVED DIE

Takashi Kuboki, Atsushi Kominami, Yusuke Ohde, Makoto Murata
The 4th India-Japan Joint Seminar
109-116
2009/03



127 国際会議プロシーディングス等

Characteristics of Tube Bending by MOS Bending Machine

Makoto Murata, Takashi Kuboki and Kazuhito Takahashi
2nd International Conference on New Forming Technology
135-144
2007/09



128 国際会議プロシーディングス等

Precise Control of Thickness in New Tube-Extrusion Method
with Tapered Mandrel

Takashi Kuboki, Takahiro Makiyama and Makoto Murata
2nd International Conference on New Forming Technology
145-155
2007/09



129 国際会議プロシーディングス等

Thickness Optimization of Axisymmetric Tube Extruded by a New Method Using Tapered Mandrel

Takashi Kuboki, Takahiro Makiyama and Makoto Murata
Computational Plasticity / COMPLAS 9th
370-373
2007/09



130 国際会議プロシーディングス等

Forming behavior of shear bending with mandrel as substitution method of hydroforming

Takashi Kuboki, Mohammad Goodarzi and Makoto Murata
Tube Hydro2007
115-120
2007/06



131 国際会議プロシーディングス等

Effect of Tube Thickness on Shear Bending Process of Circular Tubes

Mohammad Goodarzi, Takashi Kuboki and Murata Murata
Proceedings of Advances in Materials and Processing and Technologies
327-
2006/08



132 国際会議プロシーディングス等

Effect of Plug on Leveling of Residual Stress in Tube Drawing

Takashi Kuboki, Keigo Nishida, Tomohiro Sakaki and Makoto Murata
Proceedings of Advances in Materials and Processing and Technologies
P1052-
2006/07



133 国際会議プロシーディングス等

Ironing on Aluminum Circular Tube to Reduce Weight

M. Murata and T. Kuboki
Proceedings of Advances in Materials and Processing and Technologies
334-
2006/07



134 国際会議プロシーディングス等

Simulation for Flat Hemming of Aluminum Sheet Metal

Murata Makoto and Takashi Kuboki
7th International Conference on Technology for Plasticity
77-78
2005/10



135 国際会議プロシーディングス等

The Effect of Pushing Force on the Shear Bending Process of Circular Tubes

Mohammad Goodarzi, Takashi Kuboki and Makoto Murata
7th International Conference on Technology for Plasticity
79-80
2005/10



136 国際会議プロシーディングス等

Evaluation Method of Microstructure for Prediction of Ageing Progress in Hypo-eutectoid Carbon Steel

Takashi Kuboki, Akio Miyake, Makoto Murata and Roger Owen
Computational Plasticity / COMPLAS 8th
978-983
2005/09



137 国際会議プロシーディングス等

Tool Design for Suppressing Fracture at the Tip of Tube after Nosing with Die

Takashi Kuboki, Yasuhiko Kimura, Makoto Murata and Takeshi Shimoda
Computational Plasticity / COMPLAS 8th
599-602
2005/09



138 国際会議プロシーディングス等

Development of Prototype CNC Extrusion Machine For Changing Wall Thickness of Tube with Tapered mandrel

Takahiro Makiyama, Takashi Kuboki, Makoto Murata
Asia Youth Forum on Advanced Manufacturing
AYFAM-paper(6)
2004/02



139 国際会議プロシーディングス等

Die-less Bending Method for Precision U-bent Tube and Optimization of the Bending Conditions

Takashi Kuboki, Munekatsu Furugen, Shin-ichiro Osaka, Toshihide Ono
Proceedings of the 7th Japan-India Joint Seminar
77-85
2004/02



140 国際会議プロシーディングス等

Comparison of Tubes with Variable Wall Thickness Produced by New Extrusion Method and Conventional Drawing Method

Takashi Kuboki, Takahiro Makiyama, Makoto Murata
Asia Pacific Tube 2003 in Thailand
125-135
2003/09



141 国際会議プロシーディングス等

New Extrusion Process for Variable Wall Thickness Tubes

Takahiro Makiyama, Takashi Kuboki, Makoto Murata
Third International Conference and Exhibition on Design and Production of Dies and Molds, Bursa, Turkey
177-180
2003/06



142 国際会議プロシーディングス等

Levelling Effect of Residual Stress by an Ultra-light Reduction at the Final Stage of Bar Drawing Process

Takashi Kuboki, Masayoshi Akiyama, Yutaka Neishi, Kouichi Kuroda
Asia Youth Forum on Advanced Manufacturing in Japan
1-8
2003/03



143 国際会議プロシーディングス等

Criterion of Crack Initiation in Cold Forging of Steels

Yutaka Neishi, Satoru Watanabe, Yoshifumi Haruhata, Takashi Kuboki, Kouichi Kuroda
7th International Conference on Technology for Plasticity
715-720
2002/10



144 国際会議プロシーディングス等

Reduction in Residual Stress After Cold Bar Drawing

Masayoshi Akiyama, Takashi Kuboki
7th International Conference on Technology for Plasticity
361-366
2002/10



145 国際会議プロシーディングス等

Influence of Carbon Content and Carbide Morphology on the Stress-Strain Curve and Bauschinger Effect

Takashi Kuboki, Masayoshi Akiyama, Kazumi Matsui, Kenjiro Terada
7th International Conference on Technology for Plasticity
1201-1206
2002/10



146 国際会議プロシーディングス等

Satoru Watanabe, Yoshifumi Haruhata, Takashi Kuboki, Yutaka Neishi

Satoru Watanabe, Yoshifumi Haruhata, Takashi Kuboki, Yutaka Neishi
Conference Proceedings Wire and Technical Symposium 72nd Annual Convention
59-69
2002/06



147 国際会議プロシーディングス等

A Criterion to Predict the Surface Cracking in Cold Forging

Satoru Watanabe, Yoshifumi Haruhata, Yutaka Neishi, Takashi Kuboki
EAISI 2002 Japan Conference and Exhibition
1, Paper 2-
2002/04



148 国際会議プロシーディングス等

Method for Suppressing Bending after Asymmetric Cutting of Cold-Drawn Bar

Satoru Watanabe, Masaaki Abe, Takashi Kuboki
Material Science Research International
379-384
2001/05



149 国際会議プロシーディングス等

Levelling Effect of Residual Stress by an Ultra Light Reduction at the Final Stage of Bar Drawing Process

Takashi Kuboki, Masayoshi Akiyama, Yutaka Neishi, Kouichi Kuroda
The 6th International Conference on Residual Stresses
109-104
2000/07



150 国際会議プロシーディングス等

Development of Die-less Bending Process for Precision U-bent Tube

Takashi Kuboki, Munekatsu Furugen, Shin-ichiro Osaka, Toshihide Ono
The 7th International Conference on Steel Rolling
318-323
1998/11



151 解説

「やりなおし塑性加工解析」[9] 塑性加工解析に必要なFEM [7]管の引抜き・押出し加工の解法
単著
久保木 孝
塑性と加工
55/ 646, 989-994
2014/11/25



152 解説

チューブフォーミング(年間展望)
共著
久保木 孝, 内海 能亜, 寺前 俊哉, 陣内 雄士
塑性と加工
55/ 689, 689-692
2014/08



153 解説

金属円管の冷間曲げ加工と数値解析の精度向上への展望

久保木孝,高橋和仁
塑性と加工
49/ 572, 872-877
2008/09



154 解説

チューブフォーミング

久保木 孝
塑性と加工
49/ 571, 720-724
2008/08



155 解説

「TUBEHYDRO 2007」国際会議を中国塑性加工学会と共催

久保木 孝、吉田 佳典
塑性と加工
48/ 560, 816-818
2007/09