Patents by Inventor Changhe Li

Changhe Li 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).

  • 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
  • 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
  • Patent number: 11517037
    Abstract: Disclosed is a continuous feeding mechanism including a transfer mechanism, wherein the transfer mechanism includes a rotatable indent roller circumferentially provided with a plurality of blanking grooves; a post pin is arranged in each blanking groove; the post pin is connected with a spring; the spring is arranged towards the interior of the indent roller; and the post pin can move along the blanking grooves; a feeding box, wherein the bottom of the feeding box is hollow, and the bottom is arranged above the indent roller or the bottom is fixedly connected with the indent roller; the continuous feeding mechanism is arranged above one side of the transfer mechanism; and an electromagnetic heating mechanism which includes a supporting frame, wherein the transfer mechanism is arranged in the supporting frame, and an electromagnetic coil is circumferentially arranged outside the supporting frame.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: December 6, 2022
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, XINJIANG JIANGNING LIGHT INDUSTRY MACHINERY ENGINEERING TECHNOLOGY CO., LTD
    Inventors: Changhe Li, Mingzheng Liu, Ji Che, Sanqiang Zhang, Yanbin Zhang, Dongzhou Jia, Cai Wang, Weidong Xie, Qianqian Zhao, Mingchuang Kang, Enhao Liu, Zhaohua Li, 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
  • Publication number: 20220347808
    Abstract: A multi-station turning tool includes a lower bottom plate mechanism. A first hydraulic pipeline arranged in hydraulic fluid to an upper and an end face clamping hydraulic cylinders; a supporting plate mechanism internally provided with an air-detection pipeline; a positioning mechanism includes a substrate and a plurality of supporting blocks; an upper clamping mechanism includes a V-shaped clamping block connected to an upper clamping big arm that's connected to the upper clamping hydraulic cylinder; an end face clamping mechanism includes an end face clamping block that's connected to an end face clamping big arm that's connected to the end face clamping hydraulic cylinder through a piston ejector rod; an end face clamping air-detection mechanism includes an air pressure detection component, connected to a controller, and is capable of detecting a pressure of the air-detection pipeline to identify working states of the positioning mechanism and the upper clamping mechanisms.
    Type: Application
    Filed: February 6, 2020
    Publication date: November 3, 2022
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, NINGBO SANHAN ALLOY MATERIAL CO., LTD.
    Inventors: Changhe LI, Haogang LI, Liang LUO, Huajun CAO, Bingheng LU, Lizhi TANG, Yanbin ZHANG, Haizhou XU, Min YANG, Huaping HONG, Shuo YIN, Xin CUI, Mingzheng LIU, Teng GAO, Yali HOU, Runze LI
  • Patent number: 11478947
    Abstract: An elastic self-positioning pre-dicing device and method, the device includes a V-shaped self-positioning device, a cutter and a separation device; the V-shaped self-positioning device includes first and second elastic conveying faces which form a V-shaped conveying space, and materials are kept in a vertical state when arriving at a bottom end between the two elastic conveying faces with the conveying of the faces; the cutter is arranged at the bottom end between the two faces to cut the materials in half along a long axis; and the separation device is arranged at the lower part of the cutter and configured to convey the materials cut in half to next stage respectively. This overcomes the defects of low efficiency in manual dicing of seed potatoes and waste of seed potatoes. The half-cut seed potatoes will be conveyed to next intelligent dice identification station to ensure high utilization of seed potato production.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: October 25, 2022
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, INNER MONGOLIA UNIVERSITY FOR NATIONALITIES
    Inventors: Yali Hou, Changhe Li, Dongzhou Jia, Huayang Zhao, Yuhui Zhao, Wenyue Liu, Zhongqi Lu, Dan Liu, Yucheng Wang, Yanbin Zhang, Min Yang
  • Patent number: 11472588
    Abstract: A width-adjustable packaging bag shaper, a bag maker, a packaging machine, and a method. The packaging machine including the bag maker, a traction device and a heat sealing device are respectively arranged above the bag maker, and a width adjustment device adjusts the distances between different sub bottom plates in a front bottom plate and a rear bottom plate by using a leadscrew and slide block mechanism, and then adjusts the width of a bottom plate. The leadscrew and slide block mechanism is used as the width adjustment device of the automatic width-adjustable noodle packaging bag shaper system, and four bottom plates are respectively fixed to the width adjustment device, so the leadscrew and slide block mechanism in operation is accurate in range of adjustment, is suitable for various widths of packaging bags, and has very important significance for the three-dimensional shaping effect of the packaging bags.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: October 18, 2022
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, NINGBO SANHAN ALLOY MATERIAL CO., LTD.
    Inventors: Changhe Li, Baoteng Huang, Liang Luo, Xianzhi Liu, Yanbin Zhang, Dongzhou Jia, Min Yang, Yali Hou, Zhaorong Bing
  • Publication number: 20220312821
    Abstract: The present disclosure provides a peanut whole-process production line and a method. The peanut whole-process production line includes a peanut cleaning system, a shell breaking system, a skin removing system, a peanut kernel classification system, an ultra-fine pulverization system and a classification packaging system; a first procedure is cleaning and impurity removal of peanuts, breaking of peanut shells is performed after the cleaning and impurity removal of peanuts, removal of peanut kernel skins and ultra-fine pulverization of the peanut shells are respectively performed after the breaking of peanut shells, classification of peanut kernels is performed after the removal of peanut kernel skins, and classification packaging of ultra-fine peanut shell powder is performed after the ultra-fine pulverization of the peanut shells; whole-process processing of peanuts is completed by using the peanut whole-process production line, and peanut resources are fully utilized.
    Type: Application
    Filed: May 9, 2020
    Publication date: October 6, 2022
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, RESEARCH INSTITUTE OF AGRICULTURAL MECHANIZATION, XINJIANG ACADEMY OF AGRICULTURAL SCIENCES, HENAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Mingzheng LIU, Changhe LI, Xinping LI, Xiangdong LIU, Huimin YANG, Yanbin ZHANG, Xiaoming WANG, Yali HOU
  • Patent number: 11441729
    Abstract: The present invention relates to a device for recovering, separating and purifying oil mist in a minimum quantity lubricant (MQL) grinding process, comprising: an air separating mechanism, which comprises a pipeline and a fan fixedly connected with one end of the pipeline, wherein the fan is used for forming negative pressure in the pipeline, at least one conical filter mesh mechanism is arranged in the pipeline, and a tip of the conical filter mesh mechanism faces one side of an air inlet direction of the pipeline; and a filtering and recovering mechanism, which is connected with the pipeline and comprises a tank body, a filtering mechanism and a recovering mechanism, wherein the tank body is connected with the pipeline by a connecting part, and the filtering mechanism is connected with the recovering mechanism.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: September 13, 2022
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, CHONGQING UNIVERSITY, 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: 11440209
    Abstract: A conical self-positioning limit feeding device and method. The conical self-positioning limit feeding device has bearing pot, empty circle in the center of bearing pot, U-shaped slide way formed between outer circle and inner circle, rotating evacuation cone and limit feeding rod arranged in the bearing pot and rotate in the same direction, and the speed of the rotating evacuation cone is greater than that of the limit feeding rod; materials are placed in the bearing pot, the evacuation cone rotates, and the materials rotate in the U-shaped slide way of the bearing pot by the torque generated by the friction between rotating evacuation cone and materials, till the long axes of the materials are tangent to the radius of the rotating evacuation cone; the limit feeding rod rotates and pushes materials to exit at equal intervals, thereby achieving the arrangement of the materials in the direction of long axis.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: September 13, 2022
    Assignees: QINGDAO UNIVERSITY OF TECHNOLOGY, INNER MONGOLIA UNIVERSITY FOR NATIONALITIES
    Inventors: Yali Hou, Changhe Li, Dongzhou Jia, Huayang Zhao, Wenyue Liu, Dan Liu, Yuhui Zhao, Zhongqi Lu, Yucheng Wang, Yanbin Zhang, Min Yang
  • Publication number: 20220268047
    Abstract: A hydrodynamic water blocking device for an underground garage includes a water blocking plate assembly and side rail assemblies, wherein the water blocking plate assembly includes a first water blocking element, one end of the first water blocking element is rotationally connected with a base, the other end of the first water blocking element is rotationally connected with one end of a second water blocking element, the first and second water blocking elements have foamed layers, the base has grooves capable of accommodating the embedded foamed layers, water inlets formed in the base communicate with the grooves, each of the side rail assemblies includes a side plate with an ascending rail including a horizontally disposed linear rail and an arc-shaped lifting rail, the second water blocking element has a walking assembly embedded in the ascending rail which is connected with a driving mechanism installed at the second water blocking element.
    Type: Application
    Filed: September 21, 2021
    Publication date: August 25, 2022
    Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY
    Inventors: Yanbin ZHANG, Yuji LI, Long WEI, Fenglei ZHU, Haochen SUN, Biao CAO, Changhe LI, Xin CUI, Min YANG, Yuying YANG, Xufeng ZHAO, Xiaoming WANG, Teng GAO, Mingzheng LIU
  • Patent number: 11406397
    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.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: August 9, 2022
    Assignee: QINGDAO UNIVERSITY OF TECHNOLOGY
    Inventors: Changhe Li, Min Yang, Yanbin Zhang, Dongzhou Jia, Naiqing Zhang, Yali Hou, Xiaowei Zhang
  • Publication number: 20220225655
    Abstract: An intelligent separation device has gas explosion, stirring, drying and negative pressure adsorption devices. The gas explosion device receives conveyed peanut materials with red coats to be removed, and the materials are subjected to gas explosion, so that the peanut kernels and the peanut red coats are preliminarily separated. The stirring device shifts the preliminarily separated peanut kernels and peanut red coats into the drying device. The drying device compresses and heating external air, transfers heat through hot air, and heats and dries the preliminarily separated peanut kernels and peanut red coats, so that the peanut red coats and the peanut kernels are fully separated. The negative pressure adsorption device collects the fully separated peanut kernels and red coats with different densities and masses in a negative pressure adsorption mode.
    Type: Application
    Filed: May 8, 2020
    Publication date: July 21, 2022
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, HENAN UNIVERSITY OF SCIENCE AND TECHNOLOGY, RESEARCH INSTITUTE OF AGRICULTURAL MECHANIZATION, XINJIANG ACADEMY OF AGRICULTURAL SCIENCES
    Inventors: Mingzheng LIU, Changhe LI, Xinping LI, Xiangdong LIU, Huimin YANG, Yanbin ZHANG, Xiaoming WANG, Yali HOU
  • Publication number: 20220193849
    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: Application
    Filed: June 7, 2021
    Publication date: June 23, 2022
    Applicants: 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
  • Publication number: 20220142573
    Abstract: The present invention discloses a flexible sensor detection system for medical care and health, including: an information collection module, which uses a wearable device as a carrier, where flexible sensors are respectively arranged on the wearable device; an information transmission module, configured to wirelessly transmit collected information to an information processing and feedback module; and the information processing and feedback module, configured to perform grading treatment on received data information and feed back a health condition corresponding to the data information to the information transmission module, where the information transmission module compares feedback health condition data with a preset health threshold to determine whether to give an alarm. A heart rate ECG band, a breathing band, a shell temperature band, a blood flow rate band, a blood glucose band, a blood oxygen band, and a deep temperature band of the present invention are provided with the built-in flexible sensors.
    Type: Application
    Filed: February 6, 2020
    Publication date: May 12, 2022
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, NINGBO SANHAN ALLOY MATERIAL CO., LTD.
    Inventors: Changhe LI, Xifeng WU, Xin CUI, Yanbin ZHANG, Liang LUO, Min YANG, Dongzhou JIA, Teng GAO, Mingzheng LIU, Shuai CHEN, Wuxing MA, Bingheng LU, Yali HOU, Runze LI, Huajun CAO
  • Publication number: 20220143867
    Abstract: The present invention relates to a powder dry-pressing molding device and method.
    Type: Application
    Filed: May 8, 2020
    Publication date: May 12, 2022
    Applicants: 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
  • Publication number: 20220143719
    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: Application
    Filed: August 19, 2021
    Publication date: May 12, 2022
    Applicants: 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
  • Publication number: 20220143769
    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: Application
    Filed: June 7, 2021
    Publication date: May 12, 2022
    Applicants: 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
  • Publication number: 20220118568
    Abstract: A multi-station self-positioning floating clamping and workpiece automatic flip intelligent fixture system includes a linear motion device, a workpiece automatic flip device and a self-positioning floating clamping device.
    Type: Application
    Filed: February 6, 2020
    Publication date: April 21, 2022
    Applicants: QINGDAO UNIVERSITY OF TECHNOLOGY, NINGBO SANHAN ALLOY MATERIAL CO., LTD.
    Inventors: Yanbin ZHANG, Lizhi TANG, Liang LUO, Changhe LI, Haizhou XU, Min YANG, Huaping HONG, Haogang LI, Shuo YIN, Xin CUI, Mingzheng LIU, Teng GAO, Yali HOU, Runze LI