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Guokai Zhang
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Journal Articles

Influence of Shear Rate on the Shear Strength of Discontinuities with Different Joint Roughness Coefficients

Zhen Wang, Linlin Gu, Mingrong Shen, Feng Zhang, Guokai Zhang, Shuxin Deng
Journal: Geotechnical Testing Journal
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. May 2020, 43(3): 683–700.
Paper No: GTJ20180291
https://doi.org/10.1520/GTJ20180291
Published Online: May 1, 2020
View Article titled, Influence of Shear Rate on the Shear Strength of Discontinuities with Different Joint Roughness Coefficients
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Journal Articles

Self-Forcing Mechanism of the Braided Tube as a Robotic Gripper

Zufeng Shang, Jiayao Ma, Jinhua Li, Zemin Zhang, Guokai Zhang, Shuxin Wang
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research-Article
J. Mechanisms Robotics. October 2019, 11(5): 051002.
Paper No: JMR-18-1330
https://doi.org/10.1115/1.4043686
Published Online: July 8, 2019
View Article titled, Self-Forcing Mechanism of the Braided Tube as a Robotic Gripper
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Topics: Grasping, Grippers, End effectors, Design, Stress
Journal Articles

Pneumatic Soft Arm Based on Spiral Balloon Weaving and Shape Memory Polymer Backbone

Jianbin Liu, Junbo Wei, Guokai Zhang, Shuxin Wang, Siyang Zuo
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research-Article
J. Mech. Des. August 2019, 141(8): 082302.
Paper No: MD-18-1496
https://doi.org/10.1115/1.4042618
Published Online: April 16, 2019
View Article titled, Pneumatic Soft Arm Based on Spiral Balloon Weaving and Shape Memory Polymer Backbone
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Topics: Deflection, Design, Pressure, Shape memory polymers, Shapes, Silicone rubber, Stiffness, Temperature, Trajectories (Physics), Cooling
Journal Articles

A Specimen Extraction Instrument Based on Braided Fiber Tube for Natural Orifice Translumenal Endoscopic Surgery

Jinhua Li, Zemin Zhang, Shuxin Wang, Zufeng Shang, Guokai Zhang
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. September 2018, 12(3): 031008.
Paper No: MED-18-1017
https://doi.org/10.1115/1.4040638
Published Online: July 24, 2018
View Article titled, A Specimen Extraction Instrument Based on Braided Fiber Tube for Natural Orifice Translumenal Endoscopic Surgery
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Topics: Fibers, Instrumentation, Surgery, Endoscopic devices
Journal Articles

A Class of 2-Degree-of-Freedom Planar Remote Center-of-Motion Mechanisms Based on Virtual Parallelograms

Jianmin Li, Guokai Zhang, Yuan Xing, Hongbin Liu, Shuxin Wang
Journal: Journal of Mechanisms and Robotics
Publisher: ASME
Article Type: Research-Article
J. Mechanisms Robotics. August 2014, 6(3): 031014.
Paper No: JMR-13-1211
https://doi.org/10.1115/1.4027239
Published Online: June 17, 2014
View Article titled, A Class of 2-Degree-of-Freedom Planar Remote Center-of-Motion Mechanisms Based on Virtual Parallelograms
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Topics: Deformation, Robots, Surgery, Robotics, Surgical tools
Journal Articles

A Family of Remote Center of Motion Mechanisms Based on Intersecting Motion Planes

Jianmin Li, Guokai Zhang, Andreas Müller, Shuxin Wang
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research-Article
J. Mech. Des. September 2013, 135(9): 091009.
Paper No: MD-12-1410
https://doi.org/10.1115/1.4024848
Published Online: July 15, 2013
View Article titled, A Family of Remote Center of Motion Mechanisms Based on Intersecting Motion Planes
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Topics: End effectors, Kinematics, Rotation, Surgery, Robots, Screws, Bifurcation, Kinematic chains, Design, Design methodology