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11.发明申请公开(公告)号：US20200164475A1
公开(公告)日：2020-05-28
申请号：US16683454
申请日：2019-11-14
Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY , CHONGQING UNIVERSITY , SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD
Inventor： Changhe LI , Qingan YIN , Huajun CAO , Wenfeng DING , Naiqing ZHANG , Yonghong LIU , Xiufang BAI , Lan DONG , Zhenjing DUAN , Yanbin ZHANG , Menghua SUI , Wentao WU , Teng GAO , Min YANG , Dongzhou JIA , Runze LI , Yali HOU
Abstract: The present invention discloses a tool device for auxiliary chip breaking and a tool system for auxiliary chip breaking under different lubricating conditions, which solves the problem that long chips affect the surface quality of a workpiece in the prior art and has the beneficial effects of realizing chip breaking and wide scope of application. The solution of the present invention is as follows: the tool device for auxiliary chip breaking includes a cutting mechanism for cutting the workpiece, arranged above the workpiece; a tool magazine mechanism, including a first rotating mechanism and a plurality of tools connected with the first rotating mechanism; and a tool changing mechanism, including a second rotating mechanism and manipulators connected with the second rotating mechanism, and arranged between the tool magazine mechanism and the cutting mechanism.
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12.发明申请公开(公告)号：US20200023485A1
公开(公告)日：2020-01-23
申请号：US16344158
申请日：2018-12-04
Inventor： Changhe LI , Teng GAO , Runze LI , Yanbin ZHANG , Min YANG , Dongzhou JIA , Xianpeng ZHANG , Yiliang YANG , Zhaorong BING , Naiqing ZHANG , Han ZHAI , Yali HOU
Abstract: A NMQL grinding device of ultrasonic vibration assists grinding fluid micro-channel infiltration, and solves the problem that nanofluids are difficult to fully infiltrate the grinding zone in the prior art. Fully considers the impact of thickness of undeformed grinding debris on the grinding process and the lubrication state of single grains during material removal in the grinding process, the advantage of ultrasonic vibration assistance on improving the lubri-cooling performance of NMQL grinding is effectively achieved. According to the solution, the device includes an ultrasonic vibration mechanism capable of adjusting the spatial position of ultrasonic vibrators, the mechanism being arranged on a worktable; a NMQL grinding mechanism, arranged above a workpiece fixing table; and a grinding force measuring mechanism, including a dynamometer and a grinding force controller connected with the dynamometer, the dynamometer being arranged at the bottom of the ultrasonic vibration mechanism.
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公开(公告)号：US20230027199A1
公开(公告)日：2023-01-26
申请号：US17729492
申请日：2022-04-26
Inventor： Changhe LI , Minkai CHEN , Zongming ZHOU , Bo LIU , Yun CHEN , Huajun CAO , Shubham SHARMA , Naiqing ZHANG , Qidong WU , Teng GAO , Yanbin ZHANG , Mingzheng LIU , Xiaoming WANG , Min YANG , Hao MA , Xifeng WU
Abstract: Provided an automatic feeding device for automotive wheel hub, comprising a separable material rack having material rack units capable of being stacked in turn, a first roller table for conveying the separable material rack containing the wheel hub to a second roller table, and a material rack separating device having a support frame and material rack inserting and taking devices; the second roller table, under which a lifting platform is mounted, is located at a first end of lower part of the material rack inserting and taking device; the material rack inserting and taking device splitting the separable material rack into units, and placing to a third roller table being arranged at a second end of the lower part thereof; a manipulator, for grasping and placing the wheel hub from the material rack unit to a fourth roller table being on a second side thereof.
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公开(公告)号：US20220143769A1
公开(公告)日：2022-05-12
申请号：US17341326
申请日：2021-06-07
Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY , SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD , SHANXI JINZHAO AVIATION TECHNOLOGY CO., LTD.
Inventor： Changhe LI , Xifeng WU , Yixue HAN , Naiqing ZHANG , Yanbin ZHANG , Qidong WU , Huajun CAO , Teng GAO , Min YANG , Bingheng LU , Yuying YANG , Xin CUI , Xufeng ZHAO , Mingzheng LIU , Dongzhou JIA , Xiaowei ZHANG , Hao MA
Abstract: The present disclosure provides an internal cooling/external cooling-switching milling minimum-quantity-lubrication intelligent nozzle system and method, relating to the field of milling lubrication. The system includes: a vision system, configured to acquire a real-time milling depth of a workpiece and send the real-time milling depth to a lubrication manner controller for processing; a lubrication system, including an internal cooling system and an external cooling system connected together to a cutting fluid supply source through a reversing device; and the lubrication manner controller, configured to communicate with the vision system and the lubrication system respectively, and control the reversing device to act according to a set milling depth threshold and data acquired by the vision system, so as to adjust and switch to the internal cooling system or the external cooling system to work. Milling depth data of a machine tool is collected, the milling depth data is transmitted to a control center for data analysis and processing, the data is compared with an initially set internal cooling/external cooling switching threshold to obtain the most suitable cooling and lubrication manner under current machining conditions of the machine tool, and the control center controls the internal cooling and external cooling systems according to the obtained result to realize intelligent switching of the cooling and lubrication manner between internal cooling and external cooling.
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公开(公告)号：US20220143719A1
公开(公告)日：2022-05-12
申请号：US17406746
申请日：2021-08-19
Applicant: Qingdao University of Technology , Shanghai Jinzhao Energy Saving Technology Co., Ltd. , Shaanxi Jinzhao Aviation Technology Co., Ltd.
Inventor： Changhe LI , Xifeng WU , Yixue HAN , Naiqing ZHANG , Qidong WU , Huajun CAO , Teng GAO , Yanbin ZHANG , Min YANG , Bingheng LU , Yuying YANG , Xin CUI , Xufeng ZHAO , Mingzheng LIU , Dongzhou JIA , Xiaowei ZHANG , Hao MA
IPC: B23C5/28
Abstract: An intelligent switching system for switching internal cooling and external cooling and a method are provided. The system includes a vision system, a cooling system and a control system. The vision system monitors a real-time milling state of a cutter, collects a real-time milling depth image that the cutter mills a workpiece, and transmits the collected real-time milling depth image to the control system. The control system includes a lubrication mode control center, and a motor control center. The lubrication mode control center receives the real-time image transmitted by the image collection control center; analyzes and processes the real-time image to obtain real-time milling depth data of the cutter. The motor control center receives a signal sent by the lubrication mode control center; analyzes and processes the signal, and transmits a control instruction to the cooling system. The cooling system executes a switching command issued by the control system.
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Patent Agency Ranking
16.发明申请公开(公告)号：US20200368867A1
公开(公告)日：2020-11-26
申请号：US16959612
申请日：2018-12-06
Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY
Inventor： Changhe LI , Wentao WU , Huajun CAO , Cong MAO , Wenfeng DING , Naiqing ZHANG , Menghua SUI , Han ZHAI , Teng GAO , Yanbin ZHANG , Min YANG , Dongzhou JIA , Qingan YIN , Xiaoyang ZHANG , Yali HOU
Abstract: A milling machine processing system with an intelligently follow-up cutting fluid nozzle and a working method thereof including a workpiece stage, a milling machine box arranged above the workpiece stage, a milling cutter mechanism mounted on the milling machine box for processing workpieces on the workpiece stage, a rotating mechanism mounted on an end surface of the milling machine box located at a side of a milling cutter, the rotating mechanism is connected with a two-axis linkage mechanism and drives the two-axis linkage mechanism to rotate about a center line where the milling cutter is located, the two-axis linkage system is connected with a nozzle through an angle adjusting mechanism and is used for adjusting a position and an angle of the nozzle, and the milling machine processing system has an infrared temperature detection module for collecting the temperature of a processing region.
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公开(公告)号：US20200164476A1
公开(公告)日：2020-05-28
申请号：US16683605
申请日：2019-11-14
Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY , CHONGQING UNIVERSITY , SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD
Inventor： Changhe LI , Qingan YIN , Huajun CAO , Yonghong LIU , Wenfeng DING , Naiqing ZHANG , Lan DONG , Zhenjing DUAN , Yanbin ZHANG , Xiufang BAI , Menghua SUI , Wentao WU , GAO Teng , Min YANG , Dongzhou JIA , Runze LI , Yali HOU
Abstract: The disclosure provides a method and system for milling injected cutting fluid under different working conditions. By analyzing influence of airflow fields in a milling area under different working conditions on injection of cutting fluid, an influence rule of a helical angle and a rotation speed of a cutter on the flow field is quantitatively analyzed, an optimal target distance of a nozzle, an angle between the nozzle and a milling cutter feeding direction and an angle between the nozzle and the surface of a workpiece are comprehensively determined, the nozzle is set according to a determined setting manner, and lubricating oil is sprayed to the milling area by utilizing the nozzle.
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18.发明申请公开(公告)号：US20190301673A1
公开(公告)日：2019-10-03
申请号：US16094003
申请日：2018-02-02
Inventor： Changhe LI , Yanbin ZHANG , Dongzhou JIA , Min YANG , Runze LI , Naiqing ZHANG , Heju JI , Zhaorong BING , Yali HOU , Qidong WU
Abstract: A continuous supply precision minimum quantity lubrication pump supporting different lubrication conditions, including a pump system, a gas source processor, a driving system, an oil cup, a water pump, a two-position three-way solenoid valve, a water tank and an emulsion storage tank, wherein the processor is connected with the pump system through a bidirectional joint, the oil cup is connected with the pump system through an oil cup joint, the water pump is installed in a driving box body of the driving system and is connected with the pump system through a hose, the water tank and the emulsion storage tank are connected with the two-position three-way solenoid valve, the two-position three-way solenoid valve is connected with the driving system, and the driving system and the water pump are respectively driven by a stepping motor I and a stepping motor II.
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19.发明申请公开(公告)号：US20190150955A1
公开(公告)日：2019-05-23
申请号：US16090778
申请日：2018-02-02
Inventor： Changhe LI , Min YANG , Yanbin ZHANG , Dongzhou JIA , Runze LI , Naiqing ZHANG , Yali HOU , Xiaowei ZHANG
Abstract: An electrostatic atomization ultrasonic aided low-damage and controllable biologic bone grinding process and device, which solve the problem of debris blockage and have good cooling effect and high operation efficiency. The device includes: a spindle, arranged rotatably; a water-catching grinding tool for grinding a biologic bone, the spindle being connected with the tool through an ultrasonic vibration mechanism, the tool achieving longitudinal and rotary motions under the drive of the spindle and mechanism; a cooling and film forming mechanism on one side of the tool and connected with an ultrasonic generator in the mechanism, a nozzle connected with a medical nano liquid storage cup arranged at the bottom, compressed gas capable of being introduced into the nozzle to perform pneumatic-ultrasonic atomization on a medical nanofluid, the nanofluid being flushed into a grinding zone in droplets for effective cooling and lubrication; and an endoscope on the other side of the tool.
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20.发明申请公开(公告)号：US20250114102A1
公开(公告)日：2025-04-10
申请号：US18569221
申请日：2022-12-21
Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY
Inventor： Min YANG , Ming KONG , Yuying YANG , Changhe LI , Zongming ZHOU , Naiqing ZHANG , Runze LI
Abstract: A biomimetic desert beetle self-transporting bone microgrinding head and a preparation process thereof, and relates to the field of medical instruments. The microgrinding head includes a hydrophobic matrix or a matrix having a hydrophobic plating layer. The matrix has a hydrophobic surface on which several hydrophilic abrasive particles are uniformly distributed. A process for preparing the microgrinding head is: selecting diamond abrasive particles and conducting oxidization treatment of the diamond abrasive particles; forming a hydrophobic matrix by scanning a surface of the matrix with a laser; or alternatively obtaining a hydrophobic plating layer by a chemical modification method; and combining the oxidized diamond abrasive particles with the hydrophobic matrix or the hydrophobic plating layer by electroplating to obtain a microgrinding head. The microgrinding head utilizes to achieve an effect of being capable of cooling rapidly and capturing cooling medium droplets and effectively transporting the droplets to a grinding arc region.
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