公开(公告)号：US11794297B2

公开(公告)日：2023-10-24

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

IPC: B23Q11/10 ,  B23C5/28 ,  B23Q17/24

CPC classification number: B23Q11/10 ,  B23C5/28 ,  B23Q11/1015 ,  B23Q11/1046 ,  B23Q17/249

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.

公开(公告)号：US11771126B2

公开(公告)日：2023-10-03

申请号：US16959607

申请日：2019-10-29

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  XINJIANG JIANG NING LIGHT INDUSTRIAL MACHINERY ENGINEERING TECHNOLOGY CO., LTD.

Inventor： Changhe Li ,  Mingcun Shi ,  Yiping Feng ,  Yitian Feng ,  Zhenming Jia ,  Leilei Zhao ,  Rong Wang ,  Yucheng Wang ,  Yanbin Zhang ,  Ji Che ,  Runze Li ,  Cai Wang ,  Min Yang ,  Yali Hou

IPC: A23N5/00 ,  B07B1/15

CPC classification number: A23N5/00 ,  B07B1/15

Abstract: The present invention discloses a multi-station adaptive walnut shell pre-breaking system, comprising a feeding device and a shell pre-breaking device. The feeding device comprises a feeding box, a single-helix twister and a double-helix twister are disposed in the feeding box, the single-helix twister and the double-helix twister rotate in opposite directions, and an adjustable spring partition is disposed below the single-helix twister and the double-helix twister; the shell pre-breaking device comprises a shell pre-breaking box, a plurality of squeezing stations are provided in the shell pre-breaking box, each of the squeezing stations is provided with a shell pre-breaking assembly, the shell pre-breaking assembly comprises a falling U-shaped plate and a squeezing U-shaped plate, a first end of the falling U-shaped plate is hinged to the shell pre-breaking box, a second end of the falling U-shaped plate is pushed to move by a falling cam, the end of the squeezing U-shaped plate opposite to the first end of the falling U-shaped plate is pushed to move by a squeezing cam, the end of the squeezing U-shaped plate opposite to the second end of the falling U-shaped plate is hinged to the shell pre-breaking box, the squeezing cam is in an outer dwell state when the falling cam moves, and the falling cam is in an outer dwell state when the squeezing cam moves.

公开(公告)号：US11766753B2

公开(公告)日：2023-09-26

申请号：US17468668

申请日：2021-09-07

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  CHONGQING UNIVERSITY ,  SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO., LTD

Inventor： 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

IPC: B23Q3/157 ,  B23Q11/10 ,  B23C1/06 ,  B23Q3/155 ,  B23Q15/12 ,  B23Q17/09

CPC classification number: B23Q3/15503 ,  B23C1/06 ,  B23Q3/15713 ,  B23Q3/15722 ,  B23Q11/1046 ,  B23Q15/12 ,  B23Q17/0957 ,  B23Q17/0966 ,  Y10T409/304032 ,  Y10T483/10 ,  Y10T483/1755

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.

公开(公告)号：US11707807B2

公开(公告)日：2023-07-25

申请号：US17829602

申请日：2022-06-01

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  UNIVERSITY OF SHARJAH

Inventor： Changhe Li ,  Zhuang Shi ,  Bo Liu ,  Huajun Cao ,  Wenfeng Ding ,  Xin Cui ,  Zafar Said ,  Yanbin Zhang

IPC: B23K37/04 ,  B23K101/00 ,  B23K37/00

CPC classification number: B23K37/0452 ,  B23K37/0426 ,  B23K37/0435 ,  B23K37/00 ,  B23K2101/006 ,  Y02T30/00

Abstract: Provided is a fixture for automatic assembly, overturning and welding of sidewall aluminum profile of a rail vehicle, comprising a lifting mechanism, a supporting overturning device mounted on the lifting mechanism, an automatic assembling sidewall profile device mounted on the supporting overturning device, and a self-positioning locking device. The automatic assembling sidewall profile device comprises a sidewall-shaped support steel beam, and a rodless cylinder track platform and a fixing seat. The self-positioning locking devices are mounted on the rodless cylinder track platform and the fixing seat, and have a self-positioning base and a locking device. The self-positioning base comprises an outer housing is provided with the locking device and two symmetrically set self-positioning supports, and faces of the two self-positioning supports matching with the rail vehicle aluminum profile are provided with rollers having a V-shaped gap formed therebetween.

公开(公告)号：US11691239B2

公开(公告)日：2023-07-04

申请号：US17341046

申请日：2021-06-07

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  NINGBO SANHAN ALLOY MATERIAL CO., LTD.

Inventor： Min Yang ,  Changhe Li ,  Shuo Yin ,  Liang Luo ,  Weixi Ji ,  Binhui Wan ,  Wenfeng Ding ,  Haogang Li ,  Huajun Cao ,  Bingheng Lu ,  Lizhi Tang ,  Xin Cui ,  Mingzheng Liu ,  Yanbin Zhang ,  Jie Xu ,  Huiming Luo ,  Haizhou Xu ,  Huaping Hong ,  Teng Gao ,  Yuying Yang ,  Wuxing Ma ,  Shuai Chen

IPC: B24B3/36 ,  B24B41/00 ,  B24B49/12

CPC classification number: B24B3/36 ,  B24B41/005 ,  B24B49/12

Abstract: The present disclosure provides a carbide blade grinding forming processing production line, relates to the field of blade processing in forming, and provides a production line for grinding forming processing of a carbide blade with inscribed circular holes, which has functions of blade grinding forming processing, blade cleaning and drying and detection of external dimension of a formed blade, and has an automatic loading and uninstalling function. In most processing course of the blade, the cutter head is taken as a carrier, and an overturning device is configured to overturn a whole cutter die box, such that integral end surface overturning of the cutter head in the cutter die box after single end surface grinding is realized, and blade filling processes in different processing links are reduced.

公开(公告)号：US11633876B2

公开(公告)日：2023-04-25

申请号：US17279040

申请日：2020-02-06

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  QINGDAO SISA ABRASIVES CO., LTD.

Inventor： Changhe Li ,  Baoteng Huang ,  Han Zhai ,  Bingheng Lu ,  Huajun Cao ,  Zhen Wang ,  Qidong Wu ,  Yanbin Zhang ,  Min Yang ,  Yali Hou ,  Mingzheng Liu ,  Xin Cui

IPC: B28B13/00 ,  C09K3/14 ,  B28B19/00 ,  B05C11/02 ,  B24D18/00 ,  B28B5/02 ,  B28B13/02

Abstract: A slurry scraping mechanism and an applying and scraping device used in an SG abrasive production process includes a scraping master support; a scraper, wherein the scraper is connected with the scraping master support through a suspension component such that the scraper is suspended, and a damping spring is arranged in the suspension component; and a torsion spring adjusting component, wherein the torsion spring adjusting component includes a plurality of torsion springs supported by a torsion spring support shaft, the torsion spring support shaft is fixed to the scraping master support, the torsion spring support shaft is movable up and down relative to the scraping master support, the torsion springs are clamped in a V-shaped plate, an end side of the V-shaped plate is connected with the scraping master support, and a side surface of the V-shaped plate is connected with the scraper.

公开(公告)号：US11571222B2

公开(公告)日：2023-02-07

申请号：US16098277

申请日：2018-02-02

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY

Inventor： Changhe Li ,  Min Yang ,  Yiliang Yang ,  Yali Hou ,  Dongzhou Jia ,  Yanbin Zhang ,  Xiaowei Zhang

IPC: A61B17/16 ,  A61F13/02 ,  A61F13/12 ,  A61B17/00

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.

公开(公告)号：US11047818B2

公开(公告)日：2021-06-29

申请号：US16672540

申请日：2019-11-04

Applicant: QINGDAO UNIVERSITY OF TECHNOLOGY ,  UNIVERSITY OF SOUTHERN CALIFORNIA

Inventor： Changhe Li ,  Min Yang ,  Runze Li ,  Yanbin Zhang ,  Xianpeng Zhang ,  Heju Ji ,  Yali Hou ,  Naiqing Zhang ,  Qidong Wu

IPC: G01N25/18 ,  G01K1/08 ,  G01K1/14 ,  G01K13/00 ,  G01K7/02 ,  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.