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刘志兵

机械与车辆学院

职称:副教授

刘志兵所有成果
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发明人:周天丰,冀天杰,刘朋,郭威佳,颜培,梁志强,刘志兵,解丽静,赵文祥,王西彬

申请日期:2024.04.16

摘要:本发明公开了一种直下式单点入光导光板及背光模组显示设备,直下式单点入光导光板包括导光板本体、第一反射膜和第二反射膜。导光板本体具有入光面和出光面,入光面与出光面位置正对,入光面设置微结构。入光面设有第一凹陷,出光面设有第二凹陷,第一凹陷与第二凹陷位置正对。第一反射膜覆盖入光面,反射膜设有与第一凹陷位 ...

作者:Pai Wang1;Wenxiang Zhao1;Yang Liu1;Shuyao Liu1;Hongtao Chen1; & …Zhibing Liu1; (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, PR China)

出处:The International Journal of Advanced Manufacturing Technology

关键词:Ultra-high strength steel;Surface integrity;Torsional fatigue;Microstructure

摘要:The final processing techniques for ultra-high strength steel typically involve turning and grinding. The selection of processing parameters is crucia ...

作者:Sichen CHEN,Zhiqiang LIANG,Yuchao DU,Zirui GAO,Haoran ZHENG,Zhibing LIU,Tianyang QIU,Xibin WANG (School of Mechanical Engineering, Beijing Institute of Technology;Beijing Institute of Technology Chongqing Innovation Center)

出处:Chinese Journal of Aeronautics 2024

关键词:Robotic milling;Chatter detection;Variational mode decomposition;Information fusion and compression;Chatter featur

摘要:Undesirable self-excited chatter has always been a typical issue restricting the improvement of robotic milling quality and efficiency.Sensitive chatt ...

作者:Hongtao Chen1,2;Shuyao Liu1;Pai Wang1;Xin Jin1;Xuezhi Li1;Xibin Wang1;Zhibing Liu1;CA1;Fadi Aldakheel2; (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing, 100081, China;2Institute of Mechanics and Computational Mechanics, Leibniz University Hannover, Appelstrasse 9a, 30167, Hannover, Germany)

出处:Journal of Materials Research and Technology 2024

关键词:Ultrasonic surface rolling process;Microstructure;Grain refinement;Microhardness

摘要:The microstructure and mechanical properties have a significant impact on the service performance of materials. This paper compared the microstructure ...

作者:Shi Guihong1;Liang Zhiqiang1;CA1;Du Yuchao1;Yue yi2,3;Chen Sichen1;Gao Zirui1;Zheng Haoran1;Liu Zhibing1;Qiu Tianyang1;Wang Xibin1; (1School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, PR China;2Beijing Spacecrafts, Beijing 100094, PR China;3Department of Mechanical Engineering, Tsinghua University, Beijing 100190, PR China)

出处:Journal of Sound and Vibration 2024

关键词:CHATTER;OPTIMIZATION;BEARING;DESIGN

摘要:The change of tool tip frequency response caused by the posture dependence of robot dynamic is one of the key problems that make it difficult to accur ...

发明人:梁志强,陈司晨,杜宇超,高子瑞,郭琳,郑浩然,刘志兵,仇天阳,周天丰,王西彬

申请日期:2024.05.15

摘要:本发明公开了一种重载机器人铣削颤振检测方法、装置、介质及产品,涉及机器人铣削加工技术领域。方法包括:获取重载机器人铣削过程中当前时刻的实时加速度信号;根据实时加速度信号,利用变分模式分解方法确定特征信号;确定特征信号的李雅普诺夫指数为特征李雅普诺夫指数;确定特征信号的局部频谱折线相似度为特征局部频谱 ...

发明人:周天丰,冀天杰,刘朋,郭威佳,颜培,梁志强,刘志兵,解丽静,赵文祥,王西彬

申请日期:2024.04.15

摘要:本发明公开了一种激光LED复合光源多模式编队灯及飞行器,其中编队灯包括导光板、红外LED芯片、封装结构和激光模组。导光板的正面为出光面,导光板的背面设置散射网点,导光板的侧面设置红外光入射位置和激光入射位置。红外LED芯片设置于红外光入射位置,封装结构将红外LED芯片与红外LED芯片封装为一体。封装 ...

发明人:赵斌,李阳,周天丰,王西彬,颜培,梁志强,刘志兵,解丽静,仇天阳,刘朋,郭威佳

申请日期:2024.04.09

摘要:本发明属于金属材料加工技术领域,具体涉及一种表层渗透改性提高金属材料切削加工性的方法。本发明利用表面介质作用于材料表面,不会对已加工表面产生污染和影响;该表面介质的渗透层厚度为微米级,加工过程中表面介质渗透层极易被切除,避免了表面介质对已加工表面材料机械性能的影响;同时,表面介质的合理选用可以减小切 ...

发明人:刘朋,徐雅心,周天丰,郭威佳,颜培,梁志强,刘志兵,解丽静,赵文祥,王西彬

申请日期:2024.04.16

摘要:本发明公开了异质玻璃成形方法,涉及玻璃制造技术领域,包括获得待成形玻璃的光学参数;根据待成形玻璃的光学参数进行横向分区为多个玻璃结构单元;根据待成形玻璃的光学参数获取每个玻璃结构单元的光学参数、材料和形貌参数;制造对应的玻璃结构单元;将所有玻璃结构单元按照分区时的分布方式进行排布,并对排布的所有玻璃 ...