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Mechanism and Robotics

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  1. Polishing plays an indispensable role in optical processing, especially for large-aperture optical reflective mirrors with freeform surfaces. Robotic polishing requires effective control of the contact force b...

    Authors: Jian Zhang, Liangxiao Zhao, Lingling Li, Fulei Ma and Guimin Chen
    Citation: Chinese Journal of Mechanical Engineering 2022 35:141
  2. The teleoperation of a 6 degrees-of-freedom (DOF) manipulator is one of the basic methods to extend people’s capabilities in the wide variety of applications. The master interface based on the force/torque (FT...

    Authors: Zihao Li, Fugui Xie, Yanlei Ye, Peng Li and Xinjun Liu
    Citation: Chinese Journal of Mechanical Engineering 2022 35:138
  3. Selecting the optimal speed for dynamic obstacle avoidance in complex man–machine environments is a challenging problem for mobile robots inspecting hazardous gases. Consideration of personal space is importan...

    Authors: Xueshan Gao, Qingfang Zhang, Mingkang Li, Bingqing Lan, Xiaolong Fu and Jingye Li
    Citation: Chinese Journal of Mechanical Engineering 2022 35:135
  4. Reducing the radiated noise of a gearbox is a difficult problem in aviation, navigation, machinery, and other fields. Structural improvement is the main means of noise reduction for a gearbox, and it is realiz...

    Authors: Lan Liu, Kun Kang, Yingjie Xi, Zhengxi Hu, Jingyi Gong and Geng Liu
    Citation: Chinese Journal of Mechanical Engineering 2022 35:130
  5. High-speed parallel robots have been extensively utilized in the light industry. However, the influence of the nonlinear dynamic characteristics of high-speed parallel robots on system’s dynamic response and s...

    Authors: Di Yang, Fugui Xie and Xinjun Liu
    Citation: Chinese Journal of Mechanical Engineering 2022 35:127
  6. In the present study, the over-constrained hybrid manipulator R(2RPR)R/SP+RR is considered as the research objective. In this paper, kinematics of the hybrid manipulator, including the forward and inverse posi...

    Authors: Yundou Xu, Fan Yang, Youen Mei, Dongsheng Zhang, Yulin Zhou and Yongsheng Zhao
    Citation: Chinese Journal of Mechanical Engineering 2022 35:123
  7. The manufacturing of spiral groove structure of two-dimensional valve (2D valve) feedback mechanism has shortcomings of both high cost and time-consuming. This paper presents a novel configuration of rotary el...

    Authors: Bin Meng, Mingzhu Dai, Chenhang Zhu, Chenchen Zhang, Chuan Ding and Jian Ruan
    Citation: Chinese Journal of Mechanical Engineering 2022 35:122
  8. For the development of a parallel mechanism (PM), it is necessary to establish a dynamic model which can accurately meet the requirements of real-time control. Compared with the general dynamic analysis model ...

    Authors: Ke Wang, Ju Li, Huiping Shen, Jingjing You and Tingli Yang
    Citation: Chinese Journal of Mechanical Engineering 2022 35:119
  9. Water-based lubrication is an effective method to achieve superlubricity, which implies a friction coefficient in the order of 10−3 or lower. Recent numerical, analytical, and experimental studies confirm that th...

    Authors: Shuowen Zhang, Mingbo Zhao and Chenhui Zhang
    Citation: Chinese Journal of Mechanical Engineering 2022 35:117
  10. Industrial robots are increasingly being used in machining tasks because of their high flexibility and intelligence. However, the low structural stiffness of a robot significantly affects its positional accura...

    Authors: Jiachen Jiao, Wei Tian, Lin Zhang, Bo Li, Junshan Hu, Yufei Li, Dawei Li and Jianlong Zhang
    Citation: Chinese Journal of Mechanical Engineering 2022 35:115
  11. The kinematic redundancy is considered as a way to improve the performance of the parallel mechanism. In this paper, the kinematics performance of a three degree-of-freedom parallel mechanism with kinematic re...

    Authors: Chaoyu Shen, Haibo Qu, Sheng Guo and Xiao Li
    Citation: Chinese Journal of Mechanical Engineering 2022 35:113
  12. The simulation and planning system (SPS) requires accurate and real-time feedback regarding the deformation of soft tissues during the needle insertion procedure. Traditional mechanical-based models such as th...

    Authors: Yong Lei, Murong Li and Dedong Gao
    Citation: Chinese Journal of Mechanical Engineering 2022 35:112
  13. Positioning and navigation technology is a new trend of research in mobile robot area. Existing researches focus on the indoor industrial problems, while many application fields are in the outdoor environment,...

    Authors: Shuzhan Shentu, Zhao Gong, Xin-Jun Liu, Quan Liu and Fugui Xie
    Citation: Chinese Journal of Mechanical Engineering 2022 35:109
  14. The recirculating planetary roller screw mechanism (RPRSM) is a transmission mechanism that engages the screw and nut threaded by multiple grooved rollers. In this paper, firstly, the design method of RPRSM nu...

    Authors: Guan Qiao, Rong Liao, Shijie Guo, Zhenghong Shi and Shangjun Ma
    Citation: Chinese Journal of Mechanical Engineering 2022 35:87
  15. Dyskinesia of the upper limbs caused by stroke, sports injury, or traffic accidents limits the ability to perform the activities of daily living. Besides the necessary medical treatment, correct and scientific...

    Authors: Xinbo Chen, Shuai Zhang, Kaibin Cao, Chunjie Wei, Wumian Zhao and Jiantao Yao
    Citation: Chinese Journal of Mechanical Engineering 2022 35:83
  16. The parasitic motion has been widely recognized as the major drawback of the parallel mechanism. Therefore a class of 2R1T PMs (parallel mechanism) without parasitic motion has been synthesized. However, these...

    Authors: Jinghan Qin, Chunzhan Yu, Zhibo Sun and Lei Cao
    Citation: Chinese Journal of Mechanical Engineering 2022 35:78
  17. Surgical robots have been widely used in different procedures to improve and facilitate the surgery. However, there is no robot designed for endometrial regeneration surgery, which is a new therapy for restori...

    Authors: Jianhua Li, Chongyang Wang, Zhenxing Wang, Xiong Zheng, Zhidong Wang, Jichun Tan and Hao Liu
    Citation: Chinese Journal of Mechanical Engineering 2022 35:76
  18. Minimally invasive surgery is an important technique used for cytopathological examination. Recently, multiple studies have been conducted on a three-dimensional (3D) puncture simulation model as it can reveal...

    Authors: Yonghang Jiang, Qinghua Song and Xichun Luo
    Citation: Chinese Journal of Mechanical Engineering 2022 35:65
  19. The length of flexible manipulators with a telescopic arm alters during movement. The dynamic parameters of telescopic flexible manipulators exhibit significant time-varying characteristics owing to variations...

    Authors: Dongyang Shang, Xiaopeng Li, Meng Yin, Fanjie Li and Bangchun Wen
    Citation: Chinese Journal of Mechanical Engineering 2022 35:53
  20. With the increasingly more extensive application of the medical surgical robot in the clinic, higher requirements have been put forward for medical robots. The bone-attached robot, a popular orthopedic robot i...

    Authors: Kaijie Dong, Duanling Li, Xingyu Xue, Chang Xu, Haowei Wang and Xianming Gao
    Citation: Chinese Journal of Mechanical Engineering 2022 35:35
  21. This paper presents the kinematic calibration of a novel six-legged walking machine tool comprising a six-legged mobile robot integrated with a parallel manipulator on the body. Each leg of the robot is a 2-un...

    Authors: Jimu Liu, Zhijun Chen and Feng Gao
    Citation: Chinese Journal of Mechanical Engineering 2022 35:34
  22. In order to improve the low output accuracy caused by the elastic deformations of the branch chains, a finite element-based dynamic accuracy analysis method for parallel mechanisms is proposed in this paper. F...

    Authors: Yanbiao Li, Zesheng Wang, Chaoqun Chen, Taotao Xu and Bo Chen
    Citation: Chinese Journal of Mechanical Engineering 2022 35:33
  23. Large quadruped mammals, such as ruminants, have outstanding motion ability, including running and bounding. These advanced motion abilities are related to the buffer effect of their complicated musculoskeleta...

    Authors: Yi Zheng, Kun Xu, Yaobin Tian, Huichao Deng and Xilun Ding
    Citation: Chinese Journal of Mechanical Engineering 2022 35:32
  24. Robotic splicing of steel arches is a challenging task that is necessary to realize the grasping and docking of steel arches in a limited space. Steel arches often have a mass of more than 200 kg and length of...

    Authors: Yuanfu He, Yimin Xia, Zhen Xu, Jie Yao, Bo Ning and Xuemeng Xiao
    Citation: Chinese Journal of Mechanical Engineering 2022 35:31
  25. Current research on spherical parallel mechanisms (SPMs) mainly focus on surgical robots, exoskeleton robots, entertainment equipment, and other fields. However, compared with the SPM, the structure types and ...

    Authors: Ziming Chen, Xuechan Chen, Min Gao, Chen Zhao, Kun Zhao and Yanwen Li
    Citation: Chinese Journal of Mechanical Engineering 2022 35:29
  26. Recirculation is expected to be identified for its possibility to dramatically decrease the efficiency of planetary gear trains (PGTs). However, it exhibits an unexplained connection with the structure, making...

    Authors: Hong Chen and Xiao-An Chen
    Citation: Chinese Journal of Mechanical Engineering 2022 35:27
  27. The current research of nuclear control rod drive mechanism (CRDM) movable latch only makes a simple measurement of wear mass. The wear volume and difference in various claw surfaces are ignored and the degrad...

    Authors: Tianda Yu, Guozhong Fu, Yanqing Yu, Liting Zhu, Maofu Liu, Wei Li, Qiang Deng and Zhenbing Cai
    Citation: Chinese Journal of Mechanical Engineering 2022 35:26
  28. Because of their elastic links and joints, high-speed parallel robots for pick-and-place operations inevitably suffer from residual vibrations that significantly degrade their positioning accuracy. An effectiv...

    Authors: Xianlei Shan, Yuhang Li, Haitao Liu and Tian Huang
    Citation: Chinese Journal of Mechanical Engineering 2022 35:16
  29. The water-lubricated bearings are usually the state of turbulent cavitating flow under high-speed conditions. And the distribution of cavitation bubbles and the interface effect between the two phases have not...

    Authors: Xiaohui Lin, Shun Wang, Shuyun Jiang and Shaowen Zhang
    Citation: Chinese Journal of Mechanical Engineering 2022 35:13
  30. To integrate driver experience and heterogeneous vehicle platform characteristics in a motion-planning algorithm, based on the driver-behavior-based transferable motion primitives (MPs), a general motion-plann...

    Authors: Haijie Guan, Boyang Wang, Jiaming Wei, Yaomin Lu, Huiyan Chen and Jianwei Gong
    Citation: Chinese Journal of Mechanical Engineering 2022 35:9
  31. Robot manipulators perform a point-point task under kinematic and dynamic constraints. Due to multi-degree-of-freedom coupling characteristics, it is difficult to find a better desired trajectory. In this pape...

    Authors: Zesheng Wang, Yanbiao Li, Kun Shuai, Wentao Zhu, Bo Chen and Ke Chen
    Citation: Chinese Journal of Mechanical Engineering 2022 35:7
  32. To accommodate the gait and balance disorder of the elderly with age progression and the occurrence of various senile diseases, this paper proposes a novel gait balance training robot (G-Balance) based on a si...

    Authors: Fu Yuan, Diansheng Chen, Chenghang Pan, Jun Du, Xiaodong Wei and Min Wang
    Citation: Chinese Journal of Mechanical Engineering 2022 35:2
  33. Vertical picking method is a predominate method used to harvest cotton crop. However, a vertical picking method may cause spindle bending of the cotton picker if spindles collide with stones on the cotton fiel...

    Authors: Xingzheng Chen, Congbo Li, Rui Hu, Ning Liu and Chi Zhang
    Citation: Chinese Journal of Mechanical Engineering 2021 34:136
  34. The singularity problem brings troubles to the design and application for the parallel mechanism. Currently, redundant actuation is one of the useful methods to solve this singularity problem. However, faced t...

    Authors: Chen Zhao, Jingke Song, Xuechan Chen, Ziming Chen and Huafeng Ding
    Citation: Chinese Journal of Mechanical Engineering 2021 34:121
  35. Deformation of the flexspline is the basis of analyzing tooth trajectory and designing tooth profile. Considering the tooth influence on the position of equivalent neutral layer, a piecewise method for calcula...

    Authors: Yunpeng Yao, Xiaoxia Chen, Jingzhong Xing, Liteng Shi and Yuqi Wang
    Citation: Chinese Journal of Mechanical Engineering 2021 34:104
  36. Advanced mathematical tools are used to conduct research on the kinematics analysis of hybrid mechanisms, and the generalized analysis method and concise kinematics transfer matrix are obtained. In this study,...

    Authors: Peng Sun, Yanbiao Li, Ke Chen, Wentao Zhu, Qi Zhong and Bo Chen
    Citation: Chinese Journal of Mechanical Engineering 2021 34:98
  37. Robotic grippers have been used in industry as end-effectors but are usually limited to operations in pre-defined workspace. However, few devices can capture irregularly shaped dynamic targets in space, underw...

    Authors: Jiankun Yang, Chengwei Ren, Chenghao Yang, Youyu Wang, Shumin Wan and Rongjie Kang
    Citation: Chinese Journal of Mechanical Engineering 2021 34:77
  38. Motion control of the human hand is the most complex part of the human body. It has always been a challenge for a good balance between the cost, weight, responding speed, grasping force, finger extension, and ...

    Authors: Teru Chen, Xingwei Zhao, Guocai Ma, Bo Tao and Zhouping Yin
    Citation: Chinese Journal of Mechanical Engineering 2021 34:76
  39. The distinguishing feature of a vertical ball screw feed system without counterweight is that the spindle system weight directly acts on the kinematic joints. Research into the dynamic characteristics under ac...

    Authors: Cunfan Zou, Huijie Zhang, Jun Zhang, Dongdong Song, Hui Liu and Wanhua Zhao
    Citation: Chinese Journal of Mechanical Engineering 2021 34:65
  40. The hydraulic exoskeleton is one research hotspot in the field of robotics, which can take heavy load due to the high power density of the hydraulic system. However, the  traditional hydraulic system is normal...

    Authors: Maowen Sun, Xiaoping Ouyang, Jouni Mattila, Huayong Yang and Gang Hou
    Citation: Chinese Journal of Mechanical Engineering 2021 34:31
  41. The lower-mobility parallel mechanism has been widely used in the engineering field due to its numerous excellent characteristics. However, little work has been devoted to the actuator selection and placement ...

    Authors: Shihua Li, Yanxia Shan, Jingjun Yu and Yaxiong Ke
    Citation: Chinese Journal of Mechanical Engineering 2021 34:28
  42. Prostatic hyperplasia and tumor are common diseases, and the minimally invasive surgery inserting the instruments through the urethra into the prostate is commonly conducted. Taking the robotic manipulator for...

    Authors: Hu Shi, Jiajie Li, Lianjie Guo and Xuesong Mei
    Citation: Chinese Journal of Mechanical Engineering 2021 34:25
  43. Nowadays, mild hypothermia is widely used in the fields of post-cardiac arrest resuscitation, stroke, cerebral hemorrhage, large-scale cerebral infarction, and craniocerebral injury. In this paper, a locally m...

    Authors: Na Wang, Qinghua Liu, Yan Shi, Shijun Wang, Xianzhi Zhang, Chengwei Han, Yixuan Wang, Maolin Cai and Xunming Ji
    Citation: Chinese Journal of Mechanical Engineering 2021 34:23
  44. In this study, a humanoid prototype of 2-DOF (degrees of freedom) lower limb exoskeleton is introduced to evaluate the wearable comfortable effect between person and exoskeleton. To improve the detection accur...

    Authors: Zhenlei Chen, Qing Guo, Huiyu Xiong, Dan Jiang and Yao Yan
    Citation: Chinese Journal of Mechanical Engineering 2021 34:22