KOBAYASHI Masakazu

J-GLOBAL         Last updated: Dec 12, 2018 at 13:45
 
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Name
KOBAYASHI Masakazu
Affiliation
Toyota Technological Institute
Job title
Associate Professor
Degree
Doctor (Engineering)(Kyoto University)

Research Areas

 
 

Education

 
 
 - 
2005
Department of Precision Engineering, Graduate School, Division of Engineering, Kyoto University
 

Published Papers

 
Masakazu Kobayashi, Fumi Shibata
Computer-Aided Design and Applications   16 150-160   Jan 2019
© 2019 CAD Solutions, LLC. Most of aesthetic design methods proposed in the field of kansei engineering ask customers to evaluate the same type of existing products as a design target, analyze the relationships between their results and aesthetic ...
Masakazu Kobayashi, Kouki Niwa
Computer-Aided Design and Applications   15 565-574   Jan 2018
© 2018 CAD Solutions, LLC. Due to maturation of science and technology, companies are required to differentiate their products in terms of subjective qualities such as aesthetics and ergonomics whose evaluation depends on customer feeling i.e. kan...
Masakazu Kobayashi, Takuma Kinumura
Computer-Aided Design and Applications   14 464-471   Jun 2017
© 2016 CAD Solutions, LLC. Due to maturation of science and technology, companies are required to differentiate their products in terms of subjective qualities such as aesthetics and ergonomics whose evaluation depends on customer feeling i.e. kan...
Exploration of Hints about a New Aesthetic Design Based on a Combination of Aesthetic Features of Existing Products
KOBAYASHI Masakazu
2016 Asia Design Engineering Workshop      Dec 2016   [Refereed]
Masakazu Kobayashi, Takuma Kinumura, Masatake Higashi
Computer-Aided Design and Applications   13 281-288   May 2016
© 2015 CAD Solutions, LLC. Due to maturation of science and technology, companies are required to differentiate their products in terms of subjective qualities such as aesthetics whose evaluation heavily depends on customer feeling i.e. kansei. In...
Masakazu Kobayashi, Hajime Horiuchi, Masatake Higashi
Computer-Aided Design and Applications   12 537-545   Jan 2015
© 2015 CAD Solutions, LLC. ABSTRACT: Due to rise of environmental awareness and enactment of legislation in recent years, products that reach their end-of-life need to be collected, disassembled and reused/recycled. However, since it is impractica...
M. Kobayashi, M. Higashi
Proceedings of International Design Conference, DESIGN   2014-January 1105-1112   Jan 2014   [Refereed]
Victor Parque, Masakazu Kobayashi, Masatake Higashi
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)   8834 304-311   Jan 2014
© Springer International Publishing Switzerland 2014. Neural networks are important modeling tools to implement intelligent behaviour in a wide variety of phenomena. We introduce the concept of concurrent synchrony in spikes to enable the efficien...
Bijections for the Numeric Representation of Labeled Graphs
2014 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN AND CYBERNETICS (SMC)   447-452   2014   [Refereed]
Searching for Machine Modularity using Explorit
2014 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN AND CYBERNETICS (SMC)   2599-2604   2014   [Refereed]
KOBAYASHI Masakazu, MATSUMOTO Yuta, HIGASHI Masatake
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C   79(807) 4047-4060   2013
Due to rise of environmental awareness in recent years, engineering designers are required to consider not only product model but also whole product lifecycle in order to reduce environmental burdens of their products. Modular design is originally...
INTEGRATED OPTIMIZATION OF PRODUCT DESIGN CONCEPT AND PRODUCT LIFECYCLE SCENARIO BASED ON GENETIC ALGORITHM
Kobayashi Masakazu, Higashi Masatake
ECTA 2011/FCTA 2011: PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON EVOLUTIONARY COMPUTATION THEORY AND APPLICATIONS AND INTERNATIONAL CONFERENCE ON FUZZY COMPUTATION THEORY AND APPLICATIONS   208-213   2011   [Refereed]
INTEGRATED OPTIMIZATION FOR SUPPORTING FUNCTIONAL AND LAYOUT DESIGNS DURING CONCEPTUAL DESIGN PHASE
PROCEEDINGS OF THE ASME INTERNATIONAL DESIGN ENGINEERING TECHNICAL CONFERENCES AND COMPUTERS AND INFORMATION IN ENGINEERING CONFERENCE, VOL 5, PTS A AND B   881-889   2010   [Refereed]
INTEGRATED OPTIMIZATION OF FUNCTIONAL AND LAYOUT DESIGNS BASED ON GENETIC ALGORITHM Consideration of Carbon Emission troughout Product's Lifecycle
Kobayashi Masakazu, Higashi Masatake
ICEC 2010: PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON EVOLUTIONARY COMPUTATION   344-347   2010   [Refereed]
APPLICATION OF PARTICLE SWARM OPTIMIZATION TO ROBOT PATH PLANNING PROBLEM
PROCEEDINGS OF THE ASME INTERNATIONAL DESIGN ENGINEERING TECHNICAL CONFERENCES AND COMPUTERS AND INFORMATION IN ENGINEERING CONFERENCE 2010, VOL 2, PTS A AND B   1447-1456   2010   [Refereed]
KOBAYASHI Masakazu, SUZUKI Yuya, HIGASHI Masatake
Journal of the Japan Society for Precision Engineering   76(8) 966-972   2010
This paper proposes a new integrated optimization for comprehensively supporting two main tasks of a conceptual design : functional design and component layout design. The proposed method consists of two optimizations : functional optimization and...
KOBAYASHI Masakazu, KAWAKAMI Takuya, HIGASHI Masatake
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C   76(764) 1000-1008   2010
To maximize designers' creativity during collaborative design processes, this paper focuses on designers' individual differences, especially differences in their idea evaluations, and proposes an analytical method for revealing their differences. ...
COLLABORATION SUPPORT SYSTEM FOR ANALYZING INDIVIDUAL DIFFERENCES BASED ON DESIGNERS' IDEA EVALUATION
Kobayashi Masakazu, Higashi Masatake
ICED 09 - THE 17TH INTERNATIONAL CONFERENCE ON ENGINEERING DESIGN, VOL 5: DESIGN METHODS AND TOOLS, PT 1   347-+   2009   [Refereed]
MULTI-STAGE DESIGN METHOD FOR PRACTICAL COMPLIANT MECHANISMS BY TOPOLOGY AND SHAPE OPTIMIZATIONS AND SHAPE CONVERSION METHOD UTILIZING LEVEL SET METHOD
DETC 2008: 32ND ANNUAL MECHANISMS AND ROBOTICS CONFERENCE, VOL. 2, PTS A & B   265-272   2009   [Refereed]
SATOH Daisuke, KOBAYASHI Masakazu, MIYASHITA Tomoyuki
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C   75(760) 3355-3363   2009
At an early stage of design process, it is required to discuss many ideas derived from design requirements using designer's knowledge and experiences. Especially, at conceptual design stage, many designers often discuss together about new product ...
KOBAYASHI Masakazu, MIYASHITA Tomoyuki, YAMAKAWA Hiroshi, YOSHIMURA Masataka
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C   74(738) 459-466   2008
This paper focuses on the creative aspects of collaboration and proposes a method for analyzing created ideas to help designers to enhance designers' creativity during collaborative design projects. The proposed method is based on DEA (Data Envelo...
KOBAYASHI Masakazu, YAMASHITA Shinsuke, NISHIWAKI Shinji, IZUI Kazuhiro, YOSHIMURA Masataka, TOMITA Naohide
Journal of the Japan Society for Precision Engineering. Supplement. Contributed papers   70(11) 1455-1460   Nov 2004
This paper proposes an advanced multi-step optimal design method composed of topology optimization and shape optimization, for designing practical compliant mechanisms. The proposed method consists of two steps. First a topology optimization is co...

Conference Activities & Talks

 
Higashi Masatake, Kobayashi Masakazu, Parque Victor, Tsuchie Shoichi
Proceedings of JSPE Semestrial Meeting   2015   
We propose formulation and application of aesthetic B-spline curves and surfaces as a new paradigm of representation of styling design. In previous reports, we have introduced formulation of aesthetic curves by minimizing the deviation of the curv...
KOBAYASHI Masakazu
The Proceedings of Design & Systems Conference   2015   
When controlling an UAV remotely, an operator understands the environment around an UAV such as obstacles by watching images transmitted from an UAV's on-board camera. However, since a monitor image lacks a feeling of distance, it is difficult to ...
Kobayashi Masakazu, Higashi Masatake
Proceedings of the Optimization Symposium   2014   
In this research, a new method of optimizing component layout and fastening methods inside a product is developed for the facilitation of reuse and recycle. Due to rise of environmental awareness and enactment of legislation in recent years, produ...
HIGASHI Masatake, PARQUE Victor, KOBAYASHI Masakazu, TSUCHIE Shoichi
Proceedings of JSPE Semestrial Meeting   2014   
We propose formulation and application of aesthetic B-spline curves and surfaces as a new paradigm of representation of styling design. In 1st report, we have introduced formulation of aesthetic curves by minimizing the deviation of the curvature ...
Higashi Masatake, Victor Parque, Kobayashi Masakazu, Oya Tetsuo
Proceedings of JSPE Semestrial Meeting   2014   
We propose formulation and application of aesthetic B-spline curves and surfaces as a new paradigm of representation of styling design. We generate aesthetic curves and surfaces from the boundary conditions or measured data by minimizing the devia...
HORIUCHI Hajime, KOBAYASHI Masakazu, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2013   
In recent years, the interest in environmental issues has increased Also the regulation of the law, such as the Home Appliance Recycling Law has also become stricter. Therefore designers are required to consider not only product performance but al...
Hirano Yoshiya, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2012   
自動車用ワイヤーハーネスは、治具が配置された組立治具台上で、組立作業が行われる。この配置設計は、治具の配置により作業時間が変わってくる。よって本研究の目的は、作業時間が最小となる治具配置を、最適化して求めることである。そこで本研究ではまず、組立治具台のモデル化を行い、定式化を行う。そして、遺伝的アルゴリズムに基づく配置最適化手法を構築し、作業時間が最小となる治具配置設計を行う。
HIRANO Yoshiya, KOBAYASHI Masakazu, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2012   
Wire Harness for an automobile is performed assembly work on the assembly jig board by placed Jigs. The layout design changes working times by Jig layout, because it is difficult to make Wire Harness when be close each wire. Therefore, in order to...
HORIUCHI Hajime, KOBAYASHI Masakazu, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2012   
Recently, there are many environmental problems so that a designer must design a product considering environmental friendly. The layout design is a process which decides the spatial relation of component. The spatial relation affects product cost,...
MATSUMOTO Yuta, KOBAYASHI Masakazu, Parque Victor, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2012   
Due to rise of environmental awareness in recent years, engineering designers are required to consider not only product performance but also whole product lifecycle in order to reduce environmental burdens of their products. Especially, a product ...
YAMATSUTA Naoto, KOBAYASHI Masakazu, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2011   
Due to rise of our standards of living, people come to request not a quantitative satisfaction but a qualitative satisfaction from the product in recent years. In order to solve this problem, we consider the method that is to understand customers'...
Matsumoto Yuta, Kobayashi Masakazu, Edmunds Rorie, Higashi Masatake
The Proceedings of Design & Systems Conference   2011   
Recently, due to rise of the couscous of the environmental problem, an engineering designer has to consider not only product model but also whole product lifecycle. The modular design is an important technique to accomplish the each objective such...
Omoto Suguru, Kobayashi Masakazu, Higashi Masatake
The Proceedings of Design & Systems Conference   2011   
In our previous research, we focused on vehicle suspension systems as promising application targets of a compliant mechanism and proposed a design method for a suspension using compliant mechanism. The design method is evaluated only static charac...
KOBAYASHI Masakazu, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2011   
Recently there is a growing need for micro water cooling systems with the development of small-sized fuel cells for mobile electric devices. In general, a water cooling system requires a valve for controlling flow rate of coolant in order to keep ...
KOBAYASHI Masakazu
The Proceedings of OPTIS   2010   
In our previous study, we focused on a vehicle suspension as a promising application target of a compliant mechanism and proposed a design method for a vehicle suspension based on a compliant mechanism, or a compliant suspension. In order to desig...
Oda Masahiro, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2010   
ロボットの経路を自動的に算出するために,様々な確率的・発見的なアプローチに基づくサンプリング経路計画手法が提案されてきた.しかし,障害物に挟まれた空間である隘路での経路算出や,多様な問題に対して効率良く経路を算出することは,難しい問題として残っている.本研究では,経路計画問題を効率的に解くために,粒子群最適化手法基づく経路計画アルゴリズを提案し,その性能を検討する.
Kobayashi Masakazu, Suzuki Yuya, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2009   
一般に概念設計とは,製品の機能構造を構築し,その機能を実現するための概略的な形状・レイアウトを具体化するプロセスである.著者らは従来,このプロセスを支援するために,機能設計と形状・レイアウト設計を統合的に支援することのできる概念設計法を提案してきた.本研究では,機能構造とレイアウトの両面で最適な製品概念を創成するために,階層遺伝的アルゴリズムに基づく機能構造とレイアウトの同時最適化手法を提案する.
Oda Masahiro, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2009   
ロボットの経路を自動的に算出する経路計画では、ロボットの軸数が増えると、ロボットの取りえる姿勢が膨大になってしまう.そのため容易に経路を得ることができない.本研究では、多自由度の経路計画問題を効率的に解くために、最適化を用いた経路計画手法を提案する.
Sugiura Tetsuro, Oya Tetsuo, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2009   
工業製品などから3Dスキャン装置によって得られたメッシュデータは大容量でかつノイズを含んでいることが多い.そしてこれらを効率よく扱うには,大容量の測定データを高速に処理でき,かつ大きいノイズが含まれる場合でも特徴形状を抽出して保存しつつモデル全体を平滑化する手法が求められる.本報告では,抽出されなかった特徴稜線を途切れてしまった特徴稜線へ接続する手法を検討し,実験によって提案手法の適用結果を示す.
Seo Shinji, Mori Daisuke, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2009   
前報では,測定データに細分割曲面をフィッティングさせるための方法を示した.しかし,実際に自由曲面をフィッティングする場合,境界や稜線での曲面形状を考慮しなくては高品質な曲面形状を表現できない.そこで,本報では細分割曲面の境界での制御メッシュの拘束条件を求め,制御メッシュを決定する方法を提案する.
Mori Daisuke, Seo Shinji, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2009   
近年,デザイン重視の製品の増加に伴い,自由曲面を有するものが数多く存在する.しかし,測定データから高品質な曲面を表現することは難しい.本報では,高品質なフィッティングを行うための制御メッシュの決定方法を提案する.閉じた立体・開シェルへの実験結果を示す.
KOBAYASHI Masakazu, KAWAKAMI Takuya, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2009   
To enhance designers' creativity during collaborative design processes, this research focuses on designers' individual differences, especially the differences in their evaluations, and develops a new method for analyzing their differences. In the ...
Mori Daisuke, Seo Shinji, Kobayashi Masakazu, Higashi Masatake
The Proceedings of Design & Systems Conference   2009   
We present a method to construct a control mesh of a high quality subdivision surface. Our method assumes that the given triangular mesh is a control net of a Loop subdivision surface. The initial mesh is simplified using Quadric Error Metrics (QE...
Kobayashi Masakazu, Shimizu Taketo, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2008   
近年,リンク機構に変わる新しいメカニズムとして,一体型の構造を持ち,ジョイントの代わりに構造物の柔軟性を利用することでメカニズムとしての機能を実現するコンプライアントメカニズムが注目されている.本研究では,コンプライアントメカニズムの適用対象として,リンク機構の典型例である自動車のサスペンションに注目し,サスペンション特有の設計要件を考慮した最適設計法を構築し,その適用可能性の検証を行う.
Tadano Katsunori, P.Ravindra De/Silva, Saito Azusa, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2008   
本研究では継続したアイコンタクトができない特徴のある自閉児の共同注意を向上するために,ロボットと自閉児のインタラクションに関するシステム開発を行う.本報では両者が向かい合った状態でロボットが指し示す物体に対して自閉児の共同注意を獲得することを目的とし,カメラを用いて自閉児の頭部及び視線方向を検出し,ロボットが行うインタラクションによって物体に注意を向けさせるシステムを提案する.
Komiya Tadahisa, Morizono Tetsuya, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2008   
障害者や要介護者の日常動作を支援するために,人間の肘関節動作をアシストするWELL Joint(Wearable ELbow Lightweight Joint)の開発を行う.WELL Jointは人間の筋肉拮抗構造を模倣した構造であり,二次特性圧縮ばねを用いる.二次特性圧縮ばねを拮抗配置することによって,装置全体の剛性平衡点制御が可能になり,柔軟性を制御できるパワーアシストが行えることを示す.
Nabeno Masayuki, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2008   
概念設計において機能構造が構築され,また製品構造が大まかに決定されるが,これらは後の工程に大きな影響を持つ.しかし,既存の設計支援システムは概念設計における工程を支援できない.そこで本研究では,既存の機能と形状の対応を積極的に再利用しながら,トップダウンに機能構造構築と形状設計を並行して行う概念設計支援システムの開発を行う.本報では,機能ツリーにおける縦と横の定量的なつながりを定義し,それを利用して構築された製品構造に要求される定量的な設計要件の決定を支援するシステムを提案する.
Seo Shinji, Oya Tetsuro, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2008   
工業製品などの物体を表現するためには,曲面の品質を保ちつつ複雑な形状を生成することが必要である.我々は前報でメッシュ延長手法の非正則メッシュへの適用について提案した.しかし,前報の例では折れなどのシャープフィーチャの自由な制御には至っていない.そのため本報では,非正則メッシュにおけるシャープフィーチャの生成手法を拡張し,パラメータによる形状制御を可能にする手法について提案する.
Matsumoto Tohru, Ravindra DE SILVA, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2008   
本研究ではコミュニケーションや社会的なインタラクションが苦手な自閉児に対して,それらの基礎となっている動作模倣能力の獲得のためのロボットシステムの開発を行う.本報ではコミュニケーションに必要なジェスチャーや生活に必要な動作を,ロボットと自閉児が相互的に動作模倣するプロセスを提案する.またロボットが迅速かつ正確に動作模倣を行うために,画像処理ベースのカメラを用いた動作模倣処理法を提案する.
KOBAYASHI Masakazu, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2008   
In recent years, compliant mechanisms have drawn attention as innovative mechanisms to replace traditional rigid-rink mechanisms. Compliant mechanisms are mechanisms that utilize a structure's elastic deformation to achieve a specified motion inst...
Kobayashi Masakazu, Hiraishi Takayuki, Nishiwaki Shinji, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2007   
著者らはこれまでにコンプライアントメカニズムの設計法として,トポロジー最適化と形状最適化を段階的に実施する2段階最適設計法の提案を行ってきた.しかし,従来の方法では,トポロジー最適化の最適形状を基に設計者が手動で形状最適化の初期形状を作成していたため,初期形状の作成には,設計者の慣れと多大な作成時間を要するという問題があった.そこで本研究では,形状認識手法を用いてこのプロセスの自動化を試みる.
Nabeno Masayuki, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2007   
概念設計における決定事項は,以降の開発業務に対し非常に大きな影響を持つことが一般的に知られている.一方で,既存のCADシステムは,機能情報の処理を供給していないため,機能情報を多く含む概念設計業務を十分に支援しているとはいえない.それに対し本研究では,機能情報の処理能力に加え機能設計と形状設計の間に陽的な関係をシステムに供給することで,概念設計における開発業務を支援するシステムの構築を目的とする.
Kobayashi Masakazu, Nishiwaki Shinji, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2007   
著者らはコンプライアントメカニズムの設計法として,トポロジー最適化と形状最適化を段階的に実施する2段階最適設計法を提案してきた.しかし,この方法では,トポロジー最適化の最適形状を基に設計者が手動で形状最適化の初期形状を作成しなければならないため,設計者の慣れと多大な作成時間を要するという問題があった.そこで本研究では,コンプライアントメカニズムの外形形状を抽出するためのLevel Set法と特徴部位を認識するための形状認識手法を用いてこのプロセスの自動化を試みる.
Nabeno Masayuki, Kobayashi Masakazu, Higashi Masatake
Proceedings of JSPE Semestrial Meeting   2007   
製品の開発に重要な影響をもつ概念設計では,形状情報に加え機能情報を扱う必要があるが,現在の設計システムは機能情報を扱うことができない.そこで本研究では,機能設計能力と形状設計能力を持ち,機能と形状の対応を積極的に利用しながら設計を行う設計システムの開発を行う.本報では,機能要件が機能分解によって具体化されるのに伴って,製品全体を表す抽象的な空間制約を部品に対応する具体的なものへと段階的に展開しながら,展開された制約に従って形状設計を行うトップダウン的な制約展開法を検討する.
KOBAYASHI Masakazu, NISHIWAKI Shinji, HIGASHI Masatake
The Proceedings of Design & Systems Conference   2007   
In our previous research, we developed the two-stage design method consisting of topology and shape optimizations for the effective and practical design of complaint mechanisms. However, in this method, the designer has to manually convert the res...
Kobayashi Masakazu, Nishiwaki Shinji, Yoshimura Masataka
Proceedings of JSPE Semestrial Meeting   2006   
Compliant mechanisms generated by traditional topology optimization methods have linear output response, and it is difficult for traditional methods to implement mechanisms having non-linear output response. To design a monolithic and practical co...
KOBAYASHI Masakazu, NISHIWAKI Shinji, YAMAKAWA Hiroshi
The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec)   2006   
Compliant mechanisms generated by traditional topology optimization methods have linear output response, and it is difficult for traditional methods to implement mechanisms having non-linear output response. To design a complaint mechanism having ...
Kobayashi Masakazu, Nishiwaki Shinji, Yoshimura Masataka
Proceedings of JSPE Semestrial Meeting   2005   
This paper proposes an innovative design method for compliant mechanisms that considers the reuse of design information, based on an integrated multi–step design method proposed last year. The integrated multi–step design method consis...
KOBAYASHI Masakazu, YOSHIMURA Masataka, NISHIWAKI Shinji, IZUI Kazuhiro
The Proceedings of Design & Systems Conference   2005   
This paper proposes an innovative two-step approach to the design of practical and sophisticated compliant mechanisms. The approach consists of two optimization methods; topology and shape optimizations and a scheme to implement designer input of ...
Kobayashi Masakazu, Nishiwaki Shinji, Izui Kazuhiro, Yoshimura Masataka
Proceedings of JSPE Semestrial Meeting   2004   
本研究では,革新的なコンプライアントメカニズムの創成を可能とするために,トポロジー最適化手法と設計者の創造性に基づく新しい創成設計法を構築する.すなわち,トポロジー最適化手法によって得られたコンプライアントメカニズムに,設計者の発想に基づく付加的なメカニズムを組み合わせることで,トポロジー最適化手法のみでは実現できない,高機能かつ高性能なコンプライアントメカニズムの設計が可能となる.
KOBAYASHI Masakazu, YAMASHITA Shinsuke, NISHIWAKI Shinji, IZUI Kazuhiro, YOSHIMURA Masataka, TOMITA Naohide
The Proceedings of Design & Systems Conference   2004   
This paper proposes an integrated multi-step optimal design method composed of topology optimization and shape optimization, for designing practical compliant mechanisms. The proposed method consists of two steps. First a topology optimization is ...
KOBAYASHI Masakazu, NISHIWAKI Shinji, MARUYAMA Shinichi, IZUI Kazuhiro, YOSHIMURA Masataka
The Proceedings of Design & Systems Conference   2004   
The ongoing advancement of computer technology is reducing the time required to make the complex calculations that structural analysis or structural optimization require. However, structural optimization, by its nature, is an iterative process, an...
KOBAYASHI Masakazu, YOSHIMURA Masataka, NISHIWAKI Shinji, IZUI Kazuhiro
The Proceedings of Design & Systems Conference   2004   
This paper focuses on the creative side of collaboration and proposes a support method that enhances designers' creativity during collaborative design projects. In order to support creative group activity during such endeavors, the support method ...
KOBAYASHI Masakazu, YAMASHITA Shinsuke, NISHIWAKI Shinji, IZUI Kazuhiro, YOSHIMURA Masataka, TOMITA Naohide
The proceedings of the JSME annual meeting   2004   
This paper proposes an advanced multi-step optimal design method composed of topology optimization and shape optimization, for designing practical compliant mechanisms. The proposed method consists of two steps. First a topology optimization is co...
KOBAYASHI Masakazu, YOSHIMURA Masataka, NISHIWAKI Shinji, IZUI Kazuhiro
The Proceedings of Design & Systems Conference   2003   
Collaborative product design implies that multiple designers will cooperate during the design of a product, by sharing knowledge and information. For practical design teams, expertise in a wide area is needed, but the area that a single designer c...
KOBAYASHI Masakazu, YOSHIMURA Masataka, NISHIWAKI Sinji, IZUI Kazuhiro
The Proceedings of Design & Systems Conference   2002   
Collaborative product design implies that multiple designers will cooperate during the design of a product, by sharing knowledge and information. For practical design teams, expertise in a wide area is needed, but the area that a single designer c...
Kobayashi Masakazu, Yoshimura Masataka, Izui Kazuhiro
The Proceedings of Design & Systems Conference   2001   
This paper discusses improved methods for collaborative design projects utilizing computer networks. Advances in networking technology have enabled physically separated designers to cooperate effectively via computer networks, from the very beginn...
KOBAYASHI Masakazu, YOSHIMURA Masataka, IZUI Kazuhiro
The Proceedings of Design & Systems Conference   2001   
This paper discusses an advanced collaborative system to support creative design efforts that depend on interactive communication among a number of designers. The process of collaboration, a requirement of practically any project involving more th...

Research Grants & Projects

 
Structural optimization
Group creativity support
Robot path planning
Conceptual design CAD
Lifecycle optimization for conceptual design