Huajun CAO

Person

Qingdao City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Carbide blade cutter head filling device and method
- Patent number 12,172,249
- Issue date Dec 24, 2024
- QINGDAO UNIVERSITY OF TECHNOLOGY NINGBO SANHAN ALLOY MATERIAL CO., LTD.
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electrostatic nozzle and minimal quantity lubricating and grinding...
- Patent number 12,138,649
- Issue date Nov 12, 2024
- Qingdao University of Technology
- Changhe Li
- B24 - GRINDING POLISHING
Information Patent Grant
Automatic feeding device for automotive wheel hub
- Patent number 12,103,785
- Issue date Oct 1, 2024
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Multi-station turning tool bit milling fixture system
- Patent number 12,036,632
- Issue date Jul 16, 2024
- Qingdao University of Technology
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Carbide tool cleaning and coating production line and method
- Patent number 11,976,348
- Issue date May 7, 2024
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Yanbin Zhang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Multi-procedure integrated automatic production line for hard alloy...
- Patent number 11,951,618
- Issue date Apr 9, 2024
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B24 - GRINDING POLISHING
Information Patent Grant
Method for on-line monitoring defects of milling tool
- Patent number 11,945,066
- Issue date Apr 2, 2024
- Chongqing University
- Huajun Cao
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Powder dry-pressing molding device and method
- Patent number 11,938,653
- Issue date Mar 26, 2024
- Qingdao University of Technology
- Changhe Li
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Oil mist recovery, separation and purification device for minimum q...
- Patent number 11,898,699
- Issue date Feb 13, 2024
- Qingdao University of Technology
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Production line of CA abrasive
- Patent number 11,897,165
- Issue date Feb 13, 2024
- Qingdao University of Technology
- Changhe Li
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Alumina ceramic integrated hot press molding machine and working me...
- Patent number 11,890,781
- Issue date Feb 6, 2024
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Intelligent switching system for switching internal cooling and ext...
- Patent number 11,819,932
- Issue date Nov 21, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Carbide blade cleaning device and system
- Patent number 11,801,613
- Issue date Oct 31, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B08 - CLEANING
Information Patent Grant
Internal cooling/external cooling-switching milling minimum-quantit...
- Patent number 11,794,297
- Issue date Oct 24, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Milling machine processing system with intelligently follow-up cutt...
- Patent number 11,794,298
- Issue date Oct 24, 2023
- Qingdao University of Technology
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Milling system and method under different lubrication conditions
- Patent number 11,766,753
- Issue date Sep 26, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
System for machining and positioning automobile hub and production...
- Patent number 11,707,810
- Issue date Jul 25, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fixture for automatic assembly, overturning and welding of sidewall...
- Patent number 11,707,807
- Issue date Jul 25, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Carbide blade grinding forming processing production line
- Patent number 11,691,239
- Issue date Jul 4, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Min Yang
- B24 - GRINDING POLISHING
Information Patent Grant
Slurry scraping mechanism and applying and scraping device used in...
- Patent number 11,633,876
- Issue date Apr 25, 2023
- Qingdao University of Technology
- Changhe Li
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Positioning system with adjustable clamping force and milling equip...
- Patent number 11,628,530
- Issue date Apr 18, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Automatic tray loading system and use method of the same
- Patent number 11,628,993
- Issue date Apr 18, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Milling machine processing system with intelligently follow-up cutt...
- Patent number 11,524,379
- Issue date Dec 13, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for recovering, separating and purifying oil mist in minimum...
- Patent number 11,441,729
- Issue date Sep 13, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Milling system and method under different lubrication conditions
- Patent number 11,161,210
- Issue date Nov 2, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Milling system and method under different lubrication conditions
- Patent number 11,084,136
- Issue date Aug 10, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multi-angle two-dimensional ultrasonic vibration assisted nanofluid...
- Patent number 10,695,889
- Issue date Jun 30, 2020
- Qingdao Technological University
- Changhe Li
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
PROCESS SYSTEM OF FOLLOWER FIXTURE FOR TANK MOVING SUPPORT AND AUTO...
- Publication number 20230142682
- Publication date May 11, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe Li
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
FIXTURE FOR AUTOMATIC ASSEMBLY, OVERTURNING AND WELDING OF SIDEWALL...
- Publication number 20230046373
- Publication date Feb 16, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SYSTEM FOR MACHINING AND POSITIONING AUTOMOBILE HUB AND PRODUCTION...
- Publication number 20230042406
- Publication date Feb 9, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
AUTOMATIC FEEDING DEVICE FOR AUTOMOTIVE WHEEL HUB
- Publication number 20230027199
- Publication date Jan 26, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
ELECTROSTATIC NOZZLE AND CONTROLLABLE JET MINIMAL QUANTITY LUBRICAT...
- Publication number 20230001433
- Publication date Jan 5, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B24 - GRINDING POLISHING
Information Patent Application
POSITIONING SYSTEM WITH ADJUSTABLE CLAMPING FORCE AND MILLING EQUIP...
- Publication number 20220379418
- Publication date Dec 1, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MULTI-STATION TURNING TOOL BIT MILLING FIXTURE SYSTEM CAPABLE OF IN...
- Publication number 20220347808
- Publication date Nov 3, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
INTERNAL COOLING/EXTERNAL COOLING-SWITCHING MILLING MINIMUM-QUANTIT...
- Publication number 20220143769
- Publication date May 12, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
INTELLIGENT SWITCHING SYSTEM FOR SWITCHING INTERNAL COOLING AND EXT...
- Publication number 20220143719
- Publication date May 12, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FLEXIBLE SENSOR DETECTION SYSTEM FOR MEDICAL CARE AND HEALTH
- Publication number 20220142573
- Publication date May 12, 2022
- Qingdao University of Technology
- Changhe LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWDER DRY-PRESSING MOLDING DEVICE AND METHOD
- Publication number 20220143867
- Publication date May 12, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
METHOD FOR ON-LINE MONITORING DEFECTS OF MILLING TOOL
- Publication number 20220118574
- Publication date Apr 21, 2022
- CHONGQING UNIVERSITY
- HUAJUN CAO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ALUMINA CERAMIC INTEGRATED HOT PRESS MOLDING MACHINE AND WORKING ME...
- Publication number 20220111554
- Publication date Apr 14, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
INTELLIGENT PRODUCTION LINE FOR TURNING TOOL BIT CAVITIES AND USE M...
- Publication number 20220055164
- Publication date Feb 24, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
CARBIDE BLADE GRINDING FORMING PROCESSING PRODUCTION LINE
- Publication number 20220055171
- Publication date Feb 24, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Min YANG
- B24 - GRINDING POLISHING
Information Patent Application
MULTI-PROCEDURE INTEGRATED AUTOMATIC PRODUCTION LINE FOR HARD ALLOY...
- Publication number 20220055208
- Publication date Feb 24, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B24 - GRINDING POLISHING
Information Patent Application
CARBIDE BLADE CLEANING DEVICE AND SYSTEM
- Publication number 20220055243
- Publication date Feb 24, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B08 - CLEANING
Information Patent Application
CARBIDE TOOL CLEANING AND COATING PRODUCTION LINE AND METHOD
- Publication number 20220056572
- Publication date Feb 24, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Yanbin ZHANG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
AUTOMATIC TRAY LOADING SYSTEM AND USE METHOD OF THE SAME
- Publication number 20220055844
- Publication date Feb 24, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
CARBIDE BLADE CUTTER HEAD FILLING DEVICE AND METHOD
- Publication number 20220055161
- Publication date Feb 24, 2022
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MILLING SYSTEM AND METHOD UNDER DIFFERENT LUBRICATION CONDITIONS
- Publication number 20210402540
- Publication date Dec 30, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SLURRY SCRAPING MECHANISM AND APPLYING AND SCRAPING DEVICE USED IN...
- Publication number 20210402569
- Publication date Dec 30, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B24 - GRINDING POLISHING
Information Patent Application
OIL MIST RECOVERY, SEPARATION AND PURIFICATION DEVICE FOR MINIMUM Q...
- Publication number 20210387300
- Publication date Dec 16, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PRODUCTION LINE OF CA ABRASIVE
- Publication number 20210339426
- Publication date Nov 4, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD AND SYSTEM FOR INJECTING CUTTING FLUID DURING MILLING UNDER...
- Publication number 20210331281
- Publication date Oct 28, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTROSTATIC NOZZLE AND MINIMAL QUANTITY LUBRICATING AND GRINDING...
- Publication number 20210229238
- Publication date Jul 29, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
SLURRY SCREEDING MECHANISM AND COATING AND SCREEDING APPARATUS USED...
- Publication number 20210062057
- Publication date Mar 4, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
EXTERNAL COOLING TEXTURE TURNING TOOL COMPONENT AND TURNING PROCESS...
- Publication number 20210031272
- Publication date Feb 4, 2021
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTROCALORIC ASSISTED INTERNAL COOLING TEXTURE TURNING TOOL AND N...
- Publication number 20200376565
- Publication date Dec 3, 2020
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MILLING MACHINE PROCESSING SYSTEM WITH INTELLIGENTLY FOLLOW-UP CUTT...
- Publication number 20200368867
- Publication date Nov 26, 2020
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Person

Patents Grantslast 30 patents

Carbide blade cutter head filling device and method

Electrostatic nozzle and minimal quantity lubricating and grinding...

Automatic feeding device for automotive wheel hub

Multi-station turning tool bit milling fixture system

Carbide tool cleaning and coating production line and method

Multi-procedure integrated automatic production line for hard alloy...

Method for on-line monitoring defects of milling tool

Powder dry-pressing molding device and method

Oil mist recovery, separation and purification device for minimum q...

Production line of CA abrasive

Alumina ceramic integrated hot press molding machine and working me...

Intelligent switching system for switching internal cooling and ext...

Carbide blade cleaning device and system

Internal cooling/external cooling-switching milling minimum-quantit...

Milling machine processing system with intelligently follow-up cutt...

Milling system and method under different lubrication conditions

System for machining and positioning automobile hub and production...

Fixture for automatic assembly, overturning and welding of sidewall...

Carbide blade grinding forming processing production line

Slurry scraping mechanism and applying and scraping device used in...

Positioning system with adjustable clamping force and milling equip...

Automatic tray loading system and use method of the same

Milling machine processing system with intelligently follow-up cutt...

Device for recovering, separating and purifying oil mist in minimum...

Milling system and method under different lubrication conditions

Milling system and method under different lubrication conditions

Multi-angle two-dimensional ultrasonic vibration assisted nanofluid...

Patents Applicationslast 30 patents

PROCESS SYSTEM OF FOLLOWER FIXTURE FOR TANK MOVING SUPPORT AND AUTO...

FIXTURE FOR AUTOMATIC ASSEMBLY, OVERTURNING AND WELDING OF SIDEWALL...

SYSTEM FOR MACHINING AND POSITIONING AUTOMOBILE HUB AND PRODUCTION...

AUTOMATIC FEEDING DEVICE FOR AUTOMOTIVE WHEEL HUB

ELECTROSTATIC NOZZLE AND CONTROLLABLE JET MINIMAL QUANTITY LUBRICAT...

POSITIONING SYSTEM WITH ADJUSTABLE CLAMPING FORCE AND MILLING EQUIP...

MULTI-STATION TURNING TOOL BIT MILLING FIXTURE SYSTEM CAPABLE OF IN...

INTERNAL COOLING/EXTERNAL COOLING-SWITCHING MILLING MINIMUM-QUANTIT...

INTELLIGENT SWITCHING SYSTEM FOR SWITCHING INTERNAL COOLING AND EXT...

FLEXIBLE SENSOR DETECTION SYSTEM FOR MEDICAL CARE AND HEALTH

POWDER DRY-PRESSING MOLDING DEVICE AND METHOD

METHOD FOR ON-LINE MONITORING DEFECTS OF MILLING TOOL

ALUMINA CERAMIC INTEGRATED HOT PRESS MOLDING MACHINE AND WORKING ME...

INTELLIGENT PRODUCTION LINE FOR TURNING TOOL BIT CAVITIES AND USE M...

CARBIDE BLADE GRINDING FORMING PROCESSING PRODUCTION LINE

MULTI-PROCEDURE INTEGRATED AUTOMATIC PRODUCTION LINE FOR HARD ALLOY...

CARBIDE BLADE CLEANING DEVICE AND SYSTEM

CARBIDE TOOL CLEANING AND COATING PRODUCTION LINE AND METHOD

AUTOMATIC TRAY LOADING SYSTEM AND USE METHOD OF THE SAME

CARBIDE BLADE CUTTER HEAD FILLING DEVICE AND METHOD

MILLING SYSTEM AND METHOD UNDER DIFFERENT LUBRICATION CONDITIONS

SLURRY SCRAPING MECHANISM AND APPLYING AND SCRAPING DEVICE USED IN...

OIL MIST RECOVERY, SEPARATION AND PURIFICATION DEVICE FOR MINIMUM Q...

PRODUCTION LINE OF CA ABRASIVE

METHOD AND SYSTEM FOR INJECTING CUTTING FLUID DURING MILLING UNDER...

ELECTROSTATIC NOZZLE AND MINIMAL QUANTITY LUBRICATING AND GRINDING...

SLURRY SCREEDING MECHANISM AND COATING AND SCREEDING APPARATUS USED...

EXTERNAL COOLING TEXTURE TURNING TOOL COMPONENT AND TURNING PROCESS...

ELECTROCALORIC ASSISTED INTERNAL COOLING TEXTURE TURNING TOOL AND N...

MILLING MACHINE PROCESSING SYSTEM WITH INTELLIGENTLY FOLLOW-UP CUTT...