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11.
公开(公告)号:US20200254282A1
公开(公告)日:2020-08-13
申请号:US16098277
申请日:2018-02-02
Inventor: Changhe LI , Min YANG , Runze LI , Yiliang YANG , Yali HOU , Dongzhou JIA , Yanbin ZHANG , Xiaowei ZHANG
Abstract: A neurosurgical ultrasonic focusing assisted three-stage atomization cooling and postoperative wound film forming device has a transducer housing and a nozzle, wherein a horn is arranged in the transducer housing, at least two layers of piezoelectric ceramic sheets are arranged at the top of the horn, an electrode sheet connected with an ultrasonic generator is arranged between two adjacent layers of piezoelectric ceramic sheets, the bottom of the transducer housing is of a hemispherical structure, and a plurality of piezoelectric elements connected with the ultrasonic generator are arranged inside the hemispherical structure; and the nozzle is arranged at the bottom of the horn and connected with a medical nanofluid storage cup, compressed gas can also be introduced into the nozzle, and an electrode is also arranged inside the nozzle.
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12.
公开(公告)号:US20200072774A1
公开(公告)日:2020-03-05
申请号:US16672540
申请日:2019-11-04
Inventor: Changhe LI , Min YANG , Runze LI , Yanbin ZHANG , Xianpeng ZHANG , Heju JI , Yali HOU , Naiqing ZHANG , Qidong WU
IPC: G01N25/20
Abstract: The present invention discloses an integrated online measurement system for thermophysical property parameters of nanofluid cutting fluid, consisting of a gas path system, a fluid path system, a nanofluid thermal conductivity measurement device, a measurement device for a convective heat transfer coefficient and a nanofluid/workpiece heat partition ratio of the nanofluid cutting fluid, and a grinding force and grinding temperature measurement device or a milling force and milling temperature measurement device; the nanofluid thermal conductivity measurement device is located in the fluid path system; the gas path system provides pressure for the nanofluid in the fluid path system, two nozzles lead out from the fluid path system, and the nanofluid gas spray ejected by the nozzle I is sprayed onto the surface of a workpiece I to form the measurement device for the nanofluid convective heat transfer coefficient and the nanofluid/workpiece heat partition ratio; and the nanofluid gas spray ejected by the nozzle II is sprayed onto the surface of a workpiece II to form the grinding force and grinding temperature measurement device.
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公开(公告)号:US20230034799A1
公开(公告)日:2023-02-02
申请号:US17829666
申请日:2022-06-01
Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY , UNIVERSITY OF SHARJAH
Inventor: Changhe LI , Dewei LIU , Zongming ZHOU , Wenfeng DING , Yanbin ZHANG , Zafar SAID , Xiaoming WANG , Min YANG , Bo LIU , Xin CUI , Mingzheng LIU , Teng GAO
Abstract: Provided a full-automatic wheel hub 3D scanning system for intelligent production line of automotive wheel hubs, comprising: a base plate is provided with an X-directional displacement control device and a Y-directional displacement control device; a roller-table assembly is arranged on the base plate and comprises a roller table, wherein the roller table is provided with an opposite-type photoelectric sensors and a wheel hub centring positioning device for centring positioning a wheel hub; a 3D scanning device, comprising a mounting bracket, wherein the bottom of the mounting bracket is controlled by the Y-directional displacement control device; a 3D scanner is mounted on the mounting bracket; a wheel hub scanning platform is arranged at an end of the roller-table assembly and is controlled by the X-directional displacement control device; and a robot is arranged on a first side of the wheel hub scanning platform, for conveying the wheel hubs after 3D scanning.
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14.
公开(公告)号:US20220379418A1
公开(公告)日:2022-12-01
申请号:US17549439
申请日:2021-12-13
Inventor: 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
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.
The present invention discloses a positioning system with an adjustable clamping force and a 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, where the turntable 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, and the pressure plate is capable of cooperating with the positioning table to clamp the workpiece, where there are a plurality of clamping apparatuses, working regions of adjacent clamping apparatuses have an intersection, and working regions of all the clamping apparatuses are capable of covering a machining surface of the workpiece; and 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.-
公开(公告)号:US20220143867A1
公开(公告)日:2022-05-12
申请号:US17282211
申请日:2020-05-08
Inventor: 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
Abstract: The present invention relates to a powder dry-pressing molding device and method. The powder dry-pressing molding device includes a rack, the rack is provided with an first pressure mechanism, a workbench mechanism and a second pressure mechanism in sequence along an up-and-down direction, and one side of the workbench mechanism is provided with a scraping mechanism; the first pressure mechanism includes an upper slide block capable of moving up and down, and an upper punch is disposed at a bottom of the upper slide block; the workbench mechanism includes a middle mold seat, a workbench is fixed above the middle mold seat, a middle mold is disposed inside the middle mold seat, and a mandrel runs through the inside of the middle mold; the second pressure mechanism includes a lower slide block capable of moving up and down, a lower punch is fixed at the top end of the lower slide block, and the lower punch is capable of extending into a compacting space between the mandrel and the middle mold; and the scraping mechanism includes a pusher connected with a scraping driving mechanism and capable of moving along the workbench, the pusher is provided with a feeding channel capable of being communicated with the compacting space, and the feeding channel is capable of being communicated with a barrel disposed on the rack. The dry-pressing molding device of the present invention has a high degree of automation, can scrape the powder, and has a good processing effect.
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公开(公告)号:US20210402638A1
公开(公告)日:2021-12-30
申请号:US16960821
申请日:2019-10-30
Inventor: Yali HOU , Changhe LI , Dongzhou JIA , Huayang ZHAO , Wenyue LIU , Dan LIU , Yuhui ZHAO , Zhongqi LU , Yucheng WANG , Yanbin ZHANG , Min YANG
IPC: B26D7/06
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.
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17.
公开(公告)号:US20210229238A1
公开(公告)日:2021-07-29
申请号:US16965658
申请日:2020-02-06
Inventor: 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
Abstract: An electrostatic nozzle and a minimal quantity lubricating and grinding system for a controllable jet. An electrostatic nozzle includes a nozzle core, an upper nozzle body being connected above the nozzle core; an empty space being formed between the upper nozzle body and the nozzle core for storing compressed air and decompression; a lower nozzle body being connected below the nozzle core; a gas-liquid mixing chamber, an acceleration chamber, and a nozzle outlet being sequentially disposed inside the nozzle core from top to bottom; and micro-convex bodies being evenly arranged on an inner wall of the acceleration chamber.
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18.
公开(公告)号:US20200282411A1
公开(公告)日:2020-09-10
申请号:US16744146
申请日:2020-01-15
Inventor: 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
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.
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19.
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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20.
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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