Patents by Inventor Naiqing Zhang

Naiqing Zhang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11975415
    Abstract: An aeronautical aluminum alloy minimum-quantity-lubrication milling machining device includes a machine tool worktable and spindle connected with a machine tool power system. The spindle is connected with a tool holder that is fixed with a cutting tool. The machine tool worktable is provided with a machine tool fixture, the tool holder is connected with a minimum-quantity-lubrication mechanism, the machine tool fixture includes a fixture body that is fixedly provided with a limit block for contact with two adjacent side surfaces of a workpiece, the fixture body is provided with a plurality of clamping elements capable of pressing the workpiece against an upper surface of the fixture body, and a top of the clamping element is provided with a detection member for detecting a relative position between the clamping element and the spindle. The device can avoid interference and contact between a nozzle and the clamping element.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: May 7, 2024
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, SHANXI JINZHAO AVIATION TECHNOLOGY CO., LTD.
    Inventors: Min Yang, Hao Ma, Changhe Li, Xifeng Wu, Yixue Han, Yuying Yang, Xin Cui, Xufeng Zhao, Naiqing Zhang, Qidong Wu, Teng Gao, Yanbin Zhang, Bingheng Lu, Mingzheng Liu, Dongzhou Jia, Xiaowei Zhang, Xiaoming Wang
  • Patent number: 11945067
    Abstract: An automobile hub fixture includes a fixture body and a positioning apparatus. The fixture body includes a fixed platform and a plurality of clamping claws arranged at intervals in a circumferential direction of the fixed platform. The clamping claws are configured to clamp an outer rim of a hub. The plurality of clamping claws are connected to a driving member by using a linkage, and the driving member drives the clamping claws to radially move along the fixed platform. The positioning apparatus includes a movable platform slidably connected to the clamping claws. A positioning module configured to position an inner rim or the outer rim of the hub is mounted to the movable platform. The machining device includes a fixture, a machine tool, and a minimal quantity lubrication apparatus. The production line includes a machining device, a loading system, a loading and unloading manipulator, and a catching table.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: April 2, 2024
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, HANERGY (QINGDAO) LUBRICATION TECHNOLOGY CO., LTD.
    Inventors: Changhe Li, Minkai Chen, Zongming Zhou, Naiqing Zhang, Shuaiqiang Xu, Dewei Liu, Bingheng Lu, Yanbin Zhang, Xiaoming Wang, Min Yang, Bo Liu, Xin Cui, Mingzheng Liu, Xifeng Wu
  • Patent number: 11938653
    Abstract: The present invention relates to a powder dry-pressing molding device and method.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: March 26, 2024
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, SHENYANG HONGYANG PRECISION CERAMICS CO., LTD.
    Inventors: Changhe Li, Mingcun Shi, Xiangyang Ma, Baoda Xing, Xiaohong Ma, Yanbin Zhang, Min Yang, Xin Cui, Teng Gao, Xiaoming Wang, Yali Hou, Han Zhai, Zhen Wang, Bingheng Lu, Huajun Cao, Naiqing Zhang, Qidong Wu
  • Patent number: 11898699
    Abstract: An oil mist recovery, separation and purification device for a minimum quantity lubricant (MQL) grinding process, including: a pneumatic separation mechanism, a pipeline and a fan fixedly connected with one end of the pipeline, wherein the fan is configured to form a negative pressure in the pipeline, one cone-shaped filter mesh mechanism is disposed in the pipeline, and a tip of the cone-shaped filter mesh mechanism faces the side of an air inlet direction of the pipeline; and a filtering and recovery mechanism connected with the pipeline and including a case body, a filtering mechanism and a recovery mechanism, wherein the case body is connected with the pipeline through a connecting part, and the filtering mechanism is connected with the recovery mechanism. The device can separate, recover and reuse oil mist particles in the air.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: February 13, 2024
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD.
    Inventors: Changhe Li, Zhenjing Duan, Huajun Cao, Xuefeng Xu, Naiqing Zhang, Lan Dong, Yanbin Zhang, Xiufang Bai, Wentao Wu, Teng Gao, Min Yang, Dongzhou Jia, Runze Li, Yali Hou
  • Patent number: 11897165
    Abstract: A production line of a CA abrasive, including: a belt mold, the belt mold being provided with a cavity; a transmission device, configured to drive the belt mold to run; a slurry coating mechanism, configured to coat a slurry on a surface and into the cavity of the belt mold; a slurry scraping mechanism, configured to scrap the slurry coated on the surface of the belt mold into the cavity; a drying mechanism, configured to dry the belt mold so that the slurry is dried and precipitated into abrasive grains; a separation mechanism, arranged below the drying mechanism and configured to shake down the abrasive grains in the cavity of the belt mold by vibrating; a sweeping mechanism, configured to sweep slurry fragments of the belt mold after separation; and a release agent coating mechanism, configured to spray a release agent to the swept belt mold.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: February 13, 2024
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, QINGDAO SISA ABRASIVES CO., LTD.
    Inventors: Changhe Li, Baoteng Huang, Han Zhai, Bingheng Lu, Huajun Cao, Zhen Wang, Naiqing Zhang, Min Yang, Yanbin Zhang, Yali Hou, Runze Li, Xin Cui, Mingzheng Liu, Teng Gao, Xiaoming Wang
  • Patent number: 11890781
    Abstract: An alumina ceramic integrated hot press molding machine and working method thereof, including a pressing and hot pressing device fixed accordingly on a rack, a stirring device inside the hot pressing device, and a hot pressing mold above the hot pressing device; the pressing device enables one path of high-pressure air to act on the mold, and enables the other path to enter the hot pressing device, so the slurry flows into a cavity of the mold; the stirring device stirs the slurry inside the device, so alumina blanks are more evenly distributed therein; and temperature detection components for detecting the temperature of internal oil and the slurry at a slurry outlet are inside the hot pressing device, and the power of an electric heating device is adjusted and controlled in real time according to the temperature detected by the components, to achieve the purpose of accurate temperature control.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: February 6, 2024
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, SHENYANG HONGYANG PRECISION CERAMICS CO., LTD.
    Inventors: Changhe Li, Mingcun Shi, Xiangyang Ma, Yanbin Zhang, Min Yang, Xin Cui, Xiaohong Ma, Teng Gao, Xiaoming Wang, Yali Hou, Han Zhai, Zhen Wang, Bingheng Lu, Huajun Cao, Naiqing Zhang, Qidong Wu
  • Patent number: 11819932
    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.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: November 21, 2023
    Assignees: Qingdao University of Technology, Shanghai Jinzhao Energy Saving Technology Co., Ltd., Shaanxi Jinzhao Aviation Technology Co., Ltd.
    Inventors: 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
  • Patent number: 11794297
    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.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: October 24, 2023
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD, SHANXI JINZHAO AVIATION TECHNOLOGY CO., LTD.
    Inventors: 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
  • Patent number: 11794298
    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.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: October 24, 2023
    Assignee: QINGDAO UNIVERSITY OF TECHNOLOGY
    Inventors: 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
  • Patent number: 11766753
    Abstract: The disclosure provides a milling system and method under different lubrication conditions. The system uses a tool to mill the workpiece, a force measuring system to measure the milling force, a tool change system to replace the tools, a tool storage to store the tools. It can store the tools, provide the lubricating oil to the milling surface, select different tools according to different processing conditions, select the best angle differences of the unequal spiral angle tools according to different conditions comprising dry cutting, casting-type lubrication, minimal quantities of lubrication or minimal quantities of nanofluid lubrication, and/or choose the optimal tool according to different cutting parameters in order to obtain the minimum milling force.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: September 26, 2023
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, CHONGQING UNIVERSITY, SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD
    Inventors: Changhe Li, Qingan Yin, Yanbin Zhang, Huajun Cao, Zhenjing Duan, Cong Mao, Wenfeng Ding, Naiqing Zhang, Lan Dong, Xiufang Bai, Menghua Sui, Yonghong Liu, Wentao Wu, Teng Gao, Min Yang, Dongzhou Jia, Runze Li, Yali Hou
  • Patent number: 11752584
    Abstract: Provided a full-automatic wheel hub feeding-blanking system for intelligent production line of automotive wheel hubs, comprising: an intelligent material rack and a robot; the intelligent material rack comprises a bracket assembly, a turntable assembly and a bearing seat assembly; the turntable assembly being rotatable is mounted on the bearing seat assembly; the bracket assembly mounted on the turntable assembly comprises a base provided with at least one group of lifting devices, and each the group comprises three the lifting devices, and each of which an automotive wheel hub supporting plate assembly is provided on, central axis of the three automotive wheel hub supporting plate assemblies forming the angle of 120 degrees; the robot being mounted on one side of the intelligent material rack and comprises a robotic arm, and a manipulator is mounted on the robotic arm, and the manipulator is used for clamping the automotive wheel hub.
    Type: Grant
    Filed: June 1, 2022
    Date of Patent: September 12, 2023
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, IK GUJRAL PUNJAB TECHNICAL UNIVERSITY
    Inventors: Changhe Li, Dewei Liu, Zongming Zhou, Naiqing Zhang, Bo Liu, Shubham Sharma, Wenfeng Ding, Zechen Zhang
  • Patent number: 11628530
    Abstract: The present invention discloses a positioning system with an adjustable clamping force and a milling equipment for a rail transit honeycomb workpiece.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: April 18, 2023
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, QINGDAO KAWS INTELLIGENT MANUFACTURING CO. LTD.
    Inventors: Changhe Li, Zhuang Shi, Aiguo Qin, Bo Liu, Yun Chen, Huajun Cao, Zongming Zhou, Naiqing Zhang, Qidong Wu, Bingheng Lu, Teng Gao, Yanbin Zhang, Min Yang, Mingzheng Liu, Xiaoming Wang
  • Patent number: 11597049
    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.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: March 7, 2023
    Assignee: QINGDAO UNIVERSITY OF TECHNOLOGY
    Inventors: Changhe Li, Teng Gao, Yanbin Zhang, Min Yang, Dongzhou Jia, Xianpeng Zhang, Yiliang Yang, Zhaorong Bing, Naiqing Zhang, Han Zhai, Yali Hou
  • Publication number: 20230031445
    Abstract: Provided a full-automatic wheel hub feeding-blanking system for intelligent production line of automotive wheel hubs, comprising: an intelligent material rack and a robot; the intelligent material rack comprises a bracket assembly, a turntable assembly and a bearing seat assembly; the turntable assembly being rotatable is mounted on the bearing seat assembly; the bracket assembly mounted on the turntable assembly comprises a base provided with at least one group of lifting devices, and each the group comprises three the lifting devices, and each of which an automotive wheel hub supporting plate assembly is provided on, central axis of the three automotive wheel hub supporting plate assemblies forming the angle of 120 degrees; the robot being mounted on one side of the intelligent material rack and comprises a robotic arm, and a manipulator is mounted on the robotic arm, and the manipulator is used for clamping the automotive wheel hub.
    Type: Application
    Filed: June 1, 2022
    Publication date: February 2, 2023
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, IK GUJRAL PUNJAB TECHNICAL UNIVERSITY
    Inventors: Changhe LI, Dewei LIU, Zongming ZHOU, Naiqing ZHANG, Bo LIU, Shubham SHARMA, Wenfeng DING, Zechen ZHANG
  • Publication number: 20230027199
    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.
    Type: Application
    Filed: April 26, 2022
    Publication date: January 26, 2023
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, IK GUJRAL PUNJAB TECHNICAL UNIVERSITY
    Inventors: 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
  • Publication number: 20230028737
    Abstract: An automobile hub fixture includes a fixture body and a positioning apparatus. The fixture body includes a fixed platform and a plurality of clamping claws arranged at intervals in a circumferential direction of the fixed platform. The clamping claws are configured to clamp an outer rim of a hub. The plurality of clamping claws are connected to a driving member by using a linkage, and the driving member drives the clamping claws to radially move along the fixed platform. The positioning apparatus includes a movable platform slidably connected to the clamping claws. A positioning module configured to position an inner rim or the outer rim of the hub is mounted to the movable platform. The machining device includes a fixture, a machine tool, and a minimal quantity lubrication apparatus. The production line includes a machining device, a loading system, a loading and unloading manipulator, and a catching table.
    Type: Application
    Filed: December 14, 2021
    Publication date: January 26, 2023
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, HANERGY (QINGDAO) LUBRICATION TECHNOLOGY CO., LTD.
    Inventors: Changhe LI, Minkai CHEN, Zongming ZHOU, Naiqing ZHANG, Shuaiqiang XU, Dewei LIU, Bingheng LU, Yanbin ZHANG, Xiaoming WANG, Min YANG, Bo LIU, Xin CUI, Mingzheng LIU, Xifeng WU
  • Patent number: 11559809
    Abstract: A method of encapsulating a solid sample in a droplet, the method including flowing a continuous phase through a first fluid channel at a first flow rate; flowing a dispersed phase through a second fluid channel at a second flow rate, the dispersed phase including a plurality of particles, cells or beads; trapping the plurality of particles, cells or beads in a mixing region that receives the dispersed phase and the continuous phase; and reducing the first flow rate to encapsulate the trapped particles, cells or beads in droplets of the dispersed phase generated when the dispersed phase and the continuous phase exit the mixing region through an orifice.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: January 24, 2023
    Assignee: The Regents of the University of California
    Inventors: Abraham P. Lee, Roger Shih, Wei-Feng Fang, Naiqing Zhang
  • Publication number: 20230001433
    Abstract: The present disclosure provides an electrostatic nozzle and a controllable jet minimal quantity lubrication (MQL) grinding system. The electrostatic nozzle comprises a nozzle core; an upper nozzle body is connected above the nozzle core; a free space is formed between the upper nozzle body and the nozzle core for storing compressed air and reducing pressure; a lower nozzle body is connected below the nozzle core; a gas-liquid mixing chamber, an acceleration chamber and a nozzle outlet are sequentially arranged inside the nozzle core from top to bottom; and micro-bulges are uniformly distributed on an inner wall of the acceleration chamber.
    Type: Application
    Filed: August 12, 2022
    Publication date: January 5, 2023
    Applicants: Qingdao University of Technology, Liaoning University of Technology
    Inventors: Changhe LI, Dongzhou JIA, Huajun CAO, Xuefeng XU, Zhiguang HAN, Naiqing ZHANG, Huayang ZHAO, Min YANG, Yanbin ZHANG, Xiaoming WANG, Runze LI, Teng GAO, Wentao WU, Xin CUI, Yali HOU
  • Patent number: 11524379
    Abstract: The present invention relates to a milling machine processing system with an intelligently follow-up cutting fluid nozzle and a working method. The milling machine processing system comprises a workpiece stage, wherein a milling machine box body is arranged above the workpiece stage; a milling cutter mechanism is mounted on the milling machine box body for processing workpieces on the workpiece stage; a rotating mechanism is mounted on an end surface of the milling machine box body located at one 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 on which 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.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: December 13, 2022
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, CHONGQING UNIVERSITY
    Inventors: 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
  • Publication number: 20220379418
    Abstract: Positioning system with an adjustable clamping force and milling equipment for a rail transit honeycomb workpiece. The positioning system includes a positioning apparatus, including a positioning table to support a workpiece, and a clamping apparatus, including a turntable, which is fixedly disposed on a periphery of the positioning table, a top of the turntable is connected to a mechanical arm, a pressure plate is disposed at an end of the mechanical arm, the pressure plate being capable of cooperating with the positioning table to clamp the workpiece, working regions of all the clamping apparatuses being capable of covering a machining surface of the workpiece, when machining is performed in an intersection region, a clamping apparatus corresponding to the region clamps the workpiece, and when machining is performed in a non-intersection region, a clamping apparatus corresponding to the region dodges, and an adjacent clamping apparatus clamps the workpiece.
    Type: Application
    Filed: December 13, 2021
    Publication date: December 1, 2022
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, QINGDAO KAWS INTELLIGENT MANUFACTURING CO. LTD.
    Inventors: Changhe LI, Zhuang SHI, Aiguo QIN, Bo LIU, Yun CHEN, Huajun CAO, Zongming ZHOU, Naiqing ZHANG, Qidong WU, Bingheng LU, Teng GAO, Yanbin ZHANG, Min YANG, Mingzheng LIU, Xiaoming WANG