作者：Ziqi Chen;Qian Yu;Keita Shimada;Peng Liu;Yupeng He;Yao Hu;Xibin Wang;Tianfeng Zhou;Masayoshi Mizutani （¹Department of Mechanical Systems Engineering, Graduate School of Engineering, Tohoku University, Sendai 9808579, Japan;²These authors contributed equally to this work and should be regarded as co-first authors.;³Department of Manufacturing Engineering, School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China;⁴Beijing Key Lab. for Precision Optoelectronic Measurement Instrument and Technology, School of Optics and Photonics, Beijing Institute of Technology, Beijing 100081, China;⁵KEK Applied Research Laboratory, High Energy Accelerator Research Organization, Tsukuba 3050801, Japan）

出处：Journal of Materials Processing Technology 2023

关键词：Blazed grating;Ultrasonic elliptical vibration;Ultraprecision cutting;High-efficiency machining

摘要：Blazed gratings are optical components typically employed in modern optical engineering. To realize high-precision and high-efficiency fabrication of ...

作者：Yupeng He;Tianfeng Zhou;A. Senthil Kumar;Xibin Wang （¹School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China;²Department of Mechanical Engineering, National University of Singapore, 9 Engineering Drive 1, 117575, Singapore;³Beijing Institute of Technology Chongqing Innovation Center, Chongqing 401120, China）

出处：Journal of Materials Processing Technology 2022

关键词：Fly cutting;Machining process;Micro-structured surface;Hierarchical-structured surface;Surface generation;Numerical simulation

摘要：Radial-fly-cutting (RFC) is a promising technique for the fabrication of micro-structured surfaces. In this paper, the generation of both micro-struct ...

作者：Guan, Zuwei¹;Liu, Peng^1,2;Zhou, Tianfeng^1,2,3;Zhou, Lin⁴;Zhang, Danmei³;Xie, Qiuchen¹;Yu, Qian⁵;He, Yupeng¹;Wang, Sijiang²;Wang, Xibin^1,2;Zhao, Wenxiang¹; （¹Beijing Institute of Technology, School of Mechanical Engineering, No.5 Zhongguancun South Street, Haidian District, Beijing, 100081, China;²Chongqing Innovation Center, Beijing Institute of Technology, Chongqing, 401120, China;³Institute of Engineering Medicine, Beijing Institute of Technology, No.5 Zhongguancun South Street, Haidian District, Beijing, 100081, China;⁴Department of Clinical Laboratory, The 7th Medical Center, Chinese PLA General Hospital, Beijing, 100853, China;⁵Beijing Institute of Technology, School of Optics and Photonics, No.5 Zhongguancun South Street, Haidian District, Beijing, 100081, China）

出处：Applied Sciences (Switzerland) 2022

关键词：LENS

摘要：In this paper, the pain point that cold chain transportation urgently needs for an efficient disinfection method is pointed out. Thus, this work aims ...

作者：周天丰，张丹梅，刘朋，李沛桓，谢秋晨，李紫薇，王西彬 （北京理工大学医学技术学院；北京理工大学机械与车辆学院；北京理工大学重庆创新中心）

出处：航空制造技术 2022

关键词：超快激光；叉指电极(IDT)；金属薄膜；铌酸锂；声表面波(SAW)

摘要：利用波长1064 nm、脉冲宽度10 ps、重复频率100 kHz的超快脉冲激光,刻蚀了铌酸锂基底上的银铬双层薄膜,研究了激光能量密度和扫描速度对银铬双层薄膜表面刻蚀沟槽质量的影响以提高沟槽质量。结果表明,激光能量密度5.38 J/cm~2、扫描速度500 mm/s是激光刻蚀沟槽的最佳激光参数,沟槽 ...

发明人：赵斌，李秋怡，周佳，周天丰，刘朋，仇天阳，颜培，梁志强，刘志兵，焦黎，解丽静，王西彬

申请日期：2022.05.25

摘要：本发明涉及超精密加工领域，公开一种超精密加工刀痕在位检测方法。该检测方法包括以下步骤：步骤一，加工表面形貌，对设置于机床主轴上的工件的加工表面进行超精密单点金刚石加工；步骤二，测量反射光谱，设置反射光谱仪，并使反射光谱仪发射的光束垂直射入加工表面，以获得反射光谱；步骤三，拟合判断，根据反射光谱，拟合 ...

发明人：颜培，姜洪森，程明辉，焦黎，王西彬，赵斌，仇天阳，刘志兵，周天丰，滕龙龙

申请日期：2022.05.17

摘要：本发明公开了一种智能实时清洁切削监控系统和方法，用于系统监控，包括：采集模块、处理模块、控制模块、显示模块、通信模块、远程终端设备、建模系统；控制模块控制采集模块对加工过程信息进行同步采集和硬件集成，并发送至建模系统；处理模块对采集模块采集的信号进行处理，得到两维数据，并传输至建模系统；建模系统基于 ...

发明人：周天丰，高立恒，王罡，阮本帅，粱志强，刘志兵，解丽静，王西彬

申请日期：2022.04.27

摘要：本发明公开一种玻璃镜片的模压机装置及其模压方法，模芯组件上设有可导热的动模芯和定模芯，模压腔沿模芯组件移动方向依次设有若干组模压工位，每组模压工位均设有对动模芯和定模芯传热的升温组件和降温组件、压制动模芯的模压组件，升温组件、模压组件和降温组件沿模芯组件移动方向依次间隔分布，模芯组件和玻璃坯件在每组 ...

发明人：周天丰，曾子浩，张丹梅，于谦，刘朋，赵斌，梁志强，王西彬

申请日期：2022.04.18

摘要：本发明公开一种玻璃材料光学镜片的辊压成形装置，包括传送机构、模具辊筒和二氧化碳激光器，模具辊筒外壁设置的光学镜片模具，具有能够与光学镜片成品形状匹配的成形面，模具辊筒的自转与玻璃预形体的输送同时进行，能够通过成形面对透明垫板上的玻璃预形体进行辊压成形，同时利用二氧化碳激光器朝向玻璃预形体发射二氧化碳 ...

作者：Liang, Zhiqiang;Shi, Guihong;Du, Yuchao;Ye, Yuling;Ji, Yongjian;Chen, Sichen;Qiu, Tianyang;Liu, Zhibing;Zhou, Tianfeng;Wang, Xibin （¹Key Laboratory of Fundamental Science for Advanced Machining, Beijing Institute of Technology, Beijing; 100081, China;²Beijing Scienkong Technology Co., Ltd., Beijing; 100013, China;³Beijing Key Laboratory of Measurement and Control of Mechanical and Electrical System Technology, Beijing Information Science and Technology University, Beijing; 100192, China）

出处：Zhongguo Jixie Gongcheng/China Mechanical Engineering 2023

摘要：Aiming at the problems that the tool tip frequency response of robot milling systems was posture-dependent, which made it difficult to accurately pred ...

作者：栾晓圣¹;，梁志强²;，赵文祥²;，肖世宏^1,3;，周天丰²;，王西彬²;，李宏伟⁴;，刘心藜⁴;，刘珍妮⁴; （¹北京理工大学机械与车辆学院；²北京理工大学先进加工技术国防重点学科实验室；³中国航空制造技术研究院；⁴北京北方车辆集团有限公司）

出处：机械工程学报 2023

关键词：热场-超声复合滚压；超高强度钢；微观组织；表面强化

摘要：针对超高强度钢冷塑性变形能力弱、表面形变强化难度大的问题，提出热场-超声复合滚压强化方法。开展45CrNiMoVA钢表面热场-超声复合滚压试验，利用SEM、EBSD和TEM等检测手段，结合表面层残余应力分布结果，表征、分析表层微观组织的演变与强化机制。发现在声软化效应和热软化效应耦合作用下，热场-超 ...