Search Results 1-20 of 83

  • 1 / 5
  • Structural synthesis of two-dof differential screw mechanism by the multi-body kinematics  [in Japanese]

    HARADA Takashi , NAKAMURA Yuto

    … The proposed method is applied to the synthesis of the two-dof differential screw mechanism. … The differential screw is comprised of two screw-nut mechanisms, each of them has two mechanical elements. … The differential screw mechanisms are divided into two types; …

    Transactions of the JSME (in Japanese) 86(889), 20-00155-20-00155, 2020

    J-STAGE 

  • Synthesis of kinematic analyses for serial and parallel differential screw drive mechanisms  [in Japanese]

    HARADA Takashi

    The Proceedings of Mechanical Engineering Congress, Japan 2019(0), S11403, 2019

    J-STAGE 

  • Development of five-axis gantry robot using differential belt and RCM mechanism  [in Japanese]

    ONO Ryoma , HARADA Takashi

    … In this paper, a 5 axis robot, added 1 degree of freedom mechanism (Remote Center of Motion) to rotate A axis to the chip of C axis of the differential belt and differential screw drive H-Gantry type machine, is proposed. … Workspace of the H-Gantry type machine driven by differential belt and differential screw drive is enlarged.</p> …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2019(0), 2P1-S04, 2019

    J-STAGE 

  • Omnidirectional mechanism from the viewpoint of axial direction drive:- Second report: Vehicle Constitution of Wave-wheel Mechanism and Screw-type Differential Rotating Mechanism -  [in Japanese]

    HAYASHI Sosuke , KONYO Masashi , TADOKORO Satoshi , SHIMIZU Tori , NOMURA Akito , NISHIMURA Ayaki , MIDORIKAWA Toshiki , TAKANE Eri , WATANABE Masahiro , TADAKUMA Kenjiro , TADAKUMA Riichiro

    … The authors have developed Wave-wheel mechanism and Screw-type differential rotating mechanism. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2019(0), 1P2-M03, 2019

    J-STAGE 

  • Joint and Arm Mechanisms with Screw Differential Rotary Driving Configuration : Driving System Based on 2-Inputs 2-Outputs Transmission Sets  [in Japanese]

    髙根 英里 , 藤本 敏彰 , 清水 杜織 , 藤田 政宏 , 小松 洋音 , 多田隈 建二郎 , 多田隈 理一郎 , 昆陽 雅司 , 田所 諭

    システム制御情報学会研究発表講演会講演論文集 62, 4p, 2018-05-16

  • Geometry and Fabrication of the Gaudi-inspired Screw for Miniature Differential drive  [in Japanese]

    HARADA Takashi , FUJII Kengo

    The Proceedings of Mechanical Engineering Congress, Japan 2018(0), S1140005, 2018

    J-STAGE 

  • Measurement on lead error of coaxial differential ball screw and estimation of mechanism accuracy  [in Japanese]

    Fukada Shigeo , Takashima Eishun

    <p>前報までに,わずかにリードの異なるボールねじを同軸上に二重に配置した同軸二重差動ボールねじを試作した.本報では,製作した同軸二重型差動ボールねじのリード誤差をロータリテーブルを持つ3次元測定機により測定している.基準とするステップゲージと比較測定をすることで温度変化等の影響を低減している.またその結果から,組立後の差動ボールねじ機構の精度を導出し,実際の運動誤差と比較している.& …

    Proceedings of JSPE Semestrial Meeting 2018A(0), 441-442, 2018

    J-STAGE 

  • Shape creation of Gaudi-inspired screw with ruled surface  [in Japanese]

    FUJII Kengo , HARADA Takashi , Makino Toru

    … <p>Recently, a differential screw drive mechanisms for 2- dof (one-rotational and one-translational) drive system has been studied. … Multi-thread screws and ball screws of high lead have been adopted for the differential screw drive mechanism for the fast motion. … Therefore, the authors propose a novel shape screw composed of ruled surface. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2018(0), 2P1-F17, 2018

    J-STAGE 

  • Green polymer blends compatibilized with biomass derived-agents

    Eksiler Kubra , Andou Yoshito , Shirai Yoshihito

    … PI was melt mixed 25:75 into PLA with and without compatibilizer agents by a twin-screw extruder. … The compatibility of SOLE and AESO was investigated with thermogravimetric analysis (TGA), differential scanning calorimetry (DSC), scanning electron microscopy (SEM) and tensile test. …

    Academia Journal of Environmental Science 5(11), 193-199, 2017-11

    IR 

  • Mechanical classification and synthesis of differential screw drive systems  [in Japanese]

    HARADA Takashi , NAKAMURA Yuto , FUJII Kengo

    … <p>Classification and synthesis of four driving methods of differential screw drive mechanism are proposed. … According as the conventional classification of parallel robot, the differential drive mechanism using the two sets of nuts and screws is expressed as H-H, where "H" is standing for the helical pair. …

    The Proceedings of Mechanical Engineering Congress, Japan 2017(0), S1140103, 2017

    J-STAGE 

  • Development of a Multilink-articulated Wheeled In-Pipe Robot with Differential Mechanisms in Wheel and Link Axes  [in Japanese]

    OKA Yoshimichi , KAKOGAWA Atsushi , MA Shugen

    … <p>This paper presents a multilink-articulated wheeled in-pipe robot with differential mechanisms in wheel and link axes. … Those two kinds of movement are generated by a miter-geared differential mechanism installed in each joint. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2017(0), 2A2-A10, 2017

    J-STAGE 

  • Gaudi-inspired Screw for Differential Drive Mechanism  [in Japanese]

    FUJII Kengo , HARADA Takashi

    … <p>A novel differential screw drive mechanisms for 2-dof(one-rotational and one-translational) drive system is proposed in this paper. … The differential screw drive systems are categorized into two groups driving nuts and following screw, and driving screws and following nuts. … In this paper, a novel differential screw drive mechanism of driving nuts and following screws is proposed. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2017(0), 2A2-A04, 2017

    J-STAGE 

  • Screw-type Differential Rotating Mechanism:-Realization of series-type vehicle with omnidirectional driving wheels for improving traverse ability in longitudinal direction-  [in Japanese]

    NOMURA Aktio , FUJITA Masahiro , Ozawa Masaki , TAKANE Eri , KOMATSU Hirone , 多田隈 理一郎 , TADAKUMA Kenjiro , Konyo Masashi , Tadokoro Satoshi

    … <p>This paper presents vehicle with omnidirectional driving wheels based on screw-type differential rotating mechanism. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2017(0), 1P1-G10, 2017

    J-STAGE 

  • Influence of error factors in sensorless cutting force estimation  [in Japanese]

    YAMADA Yuki , KAKINUMA Yasuhiro

    … <p>Error factors in sensorless cutting force estimation under ball-screw-driven stage were discussed. … Because rigid body-based formulation is difficult in ball-screw-driven stage, estimation principle of cutting force needs to be formulated considering interaction between rotation and translation to enhance estimation accuracy of the cutting force. …

    Transactions of the JSME (in Japanese) 83(851), 17-00098-17-00098, 2017

    J-STAGE 

  • Schönflies motion parallel robot driven by differential screws and differential belt drives  [in Japanese]

    HARADA Takashi , MAKINO Toru

    … SMG, a novel Schönflies motion generator of 4 dof (xyzθ) parallel robot driven by differential screw pairs and differential belt drives is proposed in this paper. … Configuration of the differential belt drives of the double H' … The combination of the xγ parallel robot and differential screw pairs embedded in the moving part will lead to the double H' …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2016(0), 2P2-13b3, 2016

    J-STAGE 

  • Mechanical Property Prediction of Self-reinforced Poly(lactic acid) Screw with Analytical and Experimental Approaches  [in Japanese]

    SAKAGUCHI Masato , OGIHARA Shinji , KOBAYASHI Satoshi

    … And, shear strength of drawn PLA screw was calculated by combining simulated orientation function and relationship of shear strength and orientation function which was obtained in experiment. … On the other hand, the simulated shear strengths at extrusion ratio 1 and 2 showed differential values with the experiment. …

    The Proceedings of Mechanical Engineering Congress, Japan 2016(0), J0450103, 2016

    J-STAGE 

  • Effect of Dough Moisture Content and Extrusion Temperature on Degree of Gelatinization and Crystallinity of Rice Analogues

    Budi Faleh Setia , Hariyadi Purwiyatno , Budijanto Slamet , Syah Dahrul

    … A twin screw extruder was utilized, operating at a screw speed of 75 rpm and a feed rate of 42.2 kg of dough per hour. … The degree of gelatinization of the produced rice analogue was analyzed by differential scanning calorimetry (DSC) and polarized light microscopy, and the crystallinity was analyzed by X-ray diffraction (XRD). …

    Journal of Developments in Sustainable Agriculture 10(2), 91-100, 2016

    IR  J-STAGE 

  • Linear stepping actuator with ultra-fine resolution using coaxial differential ball screw  [in Japanese]

    Fukada Shigeo , Mimura Tetsuya , Kobayashi Daisuke

    前報までに,わずかにリードの異なるボールねじを同軸上に二重に配置した同軸二重差動ボールねじを試作した.本報では,同軸二重型差動ボールねじとステッピングモータを一体化した超高分解能リニアステッピングアクチュエータを新たに試作し,その位置決め分解能と送り精度を実験により評価している.さらに送り誤差の補正方法について検討し,開ループ制御による簡便な補正法の有効性を検証している.

    Proceedings of JSPE Semestrial Meeting 2015S(0), 597-598, 2015

    J-STAGE 

  • Study on the mixing performance of one differential twin-screw kneader

    WEI Jing , CHEN Dabing , ZHOU Dongming

    … Twin-screw kneader is an efficient polymer processing equipment. … The mixing performance is a very important index for the twin-screw kneader. … In this paper, the mixing performance of one novel intermeshing counter-rotating twin-screw kneader with different tip angles of the male rotor was simulated using the mesh superimposition technique (MST). …

    Journal of Advanced Mechanical Design, Systems, and Manufacturing 9(3), JAMDSM0025-JAMDSM0025, 2015

    J-STAGE 

  • Thermal and Mechanical Properties of Nanoclay-Poly(acrylic acid) Gel Reinforced Polyethylene Terephthalate/Clay Nanocomposite

    Luecha Wasuthep , Magaraphan Rathanawan

    … PET/Clay nanocomposites with various inorganic clay contents (1, 2, 3, 4 and 5 wt%), were then prepared via melt mixing in a twin screw extruder. … PET/Clay nanocomposites structure, phase morphology, thermal and mechanical properties of PET/Clay nanocomposites were investigated by XRD, SEM, differential scanning calorimetry (DSC), Thermo gravimetric analyzer (TGA) and universal testing machine, respectively. …

    e-Journal of Surface Science and Nanotechnology 13(0), 107-110, 2015

    J-STAGE 

  • 1 / 5
Page Top