Patents by Inventor Weidong Liu

Weidong Liu 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: 20200141711
    Abstract: The present application discloses a wheel space detecting device, comprising a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cap, a pedestal, a pressure bearing, a base, a clamping cylinder, first linear guide rails, first guide rail sliding seats, first sliding seat frames, racks, first sleeves, first bearings, rotating shafts, first end caps, clamping wheels, a guide rail, and so on. The present invention can meet the needs of wheel brake space detection, has the characteristics of simple structure, stable detection performance, high positioning precision, simple operation and the like, and therefore is very suitable for automatic batch production.
    Type: Application
    Filed: May 9, 2019
    Publication date: May 7, 2020
    Applicant: CITIC Dicastal CO., LTD
    Inventors: Weidong LIU, Na ZHANG, Liangjian YUE, Yingfeng WANG
  • Patent number: 10627313
    Abstract: The present application provides a device for detecting wheel hop, comprising a synchronous clamping and centering mechanism, a synchronous rotating mechanism and a hop detecting mechanism. According to the structure and size of a wheel to be detected, a first servo motor and a second servo motor control the detection wheel in the hop detector to move within a specific plane, the detection wheel is in contact with a bead seat of the wheel, and the synchronous rotating mechanism drives the wheel to rotate; and the detection wheel is driven to rotate by the friction between the detection wheel and a bead seat of the wheel, and the hop detector detects the hop amount of the bead seat of the wheel when the wheel rotates and transmits the data to a computer processing system.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: April 21, 2020
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Weidong Liu, Fengyan Liu, Haiping Chang
  • Patent number: 10618121
    Abstract: The disclosure provides a device for milling wheel window burrs on line, which is composed of a frame, a base plate, a lifting cylinder, a first bracket, a bearing base, a linear bearing, a mounting plate, a guide shaft, a lifting shaft, a first servo motor, a first synchronous pulley, a connecting plate and the like. The device comprises a lifting portion, in which the base plate is fixed on the frame, the mounting plate is fixed on the base plate via the first bracket, the bearing base and the lifting cylinder are fixed on the mounting plate, and the lifting shaft is mounted on the bearing base via the linear bearing.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: April 14, 2020
    Assignee: CITIC Dicastal CO., LTD.
    Inventors: Weidong Liu, Fengyan Liu, Jinling Yang
  • Patent number: 10605301
    Abstract: Disclosed is a secondary clamping device for a wheel. Two bearings and a spacing ring are closed in a base by a bearing end cover, a shaft sleeve is mounted on the bearings, a linear bearing and a gland are fixed on the shaft sleeve, a positioning pin is fixed at the top of the floating shaft, two ends of the spring A are respectively connected with the positioning pin and the linear bearing, and the positioning pin can move up and down under the action of the spring A. A pull rod is fixed on the gland, the outer wall of the floating column is connected with the inner hole of the shaft sleeve, two ends of the spring B are respectively connected with the gland and the floating column.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: March 31, 2020
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Weidong Liu, Shengchao Zhang, Haiping Chang, Yingfeng Wang, Yeling Tian, Dan Yao, Zegong He
  • Patent number: 10596671
    Abstract: A milling fixture for forged wheel includes a connecting plate installed on a milling machine table, a linear bearing installed on the connecting plate, a small diameter end of a positioning rod penetrates through a spring and a linear bearing, and a limiting screw installed on a side wall of the linear bearing and connected with the positioning rod. Under the coaction of the spring and an external force, the positioning rod is configured to move in the linear bearing. Bidirectional threaded rods are uniformly installed on a bottom plate, one end of each of the bidirectional threaded rods penetrate through pressure claws, the pressure claws are sandwiched between compression nuts and the connecting plate. The fixture can meet the requirement for milling a forged wheel, and at the same time, has the characteristics of a simple structure, is convenient to manufacture, provides stable performance and is low cost.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: March 24, 2020
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Weidong Liu, Dan Yao, Xiaopeng Chen, Xing Wang, Haiping Chang
  • Publication number: 20200070883
    Abstract: A steering knuckle of a vehicle turning wheel, a steering device and a vehicle. The steering knuckle includes a steering end connected to a turning wheel and a driving end connected to a steering driving component of the turning wheel, in which the driving end is located above or below the side of the steering end; the steering end is provided with a first connecting hole, and the driving end is provided with a second connecting hole; the axis of the second connecting hole and the axis of the first connecting hole are in the same plane, and the axis of the second connecting hole is not parallel to the axis of the first connecting hole.
    Type: Application
    Filed: April 23, 2019
    Publication date: March 5, 2020
    Inventors: Dexi Du, Dadong Wang, Weidong Liu, Shaoqian Wang, Shiwen Xu, Zhihua Zhu
  • Publication number: 20200070878
    Abstract: A vehicle steering control system, a vehicle and a control method. The vehicle steering control system includes a steering wheel, a steering control component, a first rotation detecting component for detecting the rotation data of the steering wheel, and at least two wheel steering mechanisms; each wheel steering mechanism includes a wheel axle, a steering knuckle and at least one steering driving component; the wheel axle is fixedly connected with the steering knuckle, and the wheel axle rotates horizontally with the horizontal rotation of the steering knuckle; the steering knuckle is connected with the steering driving component, and the steering knuckle rotates horizontally under the drive of the steering driving component.
    Type: Application
    Filed: April 23, 2019
    Publication date: March 5, 2020
    Inventors: Dexi DU, Dadong Wang, Weidong Liu, Shaoqian Wang, Shiwen Xu, Zhihua Zhu
  • Publication number: 20200070871
    Abstract: A vehicle steering wheel assembly includes a steering wheel, a control component, a rotation measuring component for measuring the rotation condition of the steering wheel, and a road sense simulator for applying a resistance torque to the rotation of the steering wheel according to the rotation condition of the steering wheel; a steering column is disposed under the steering wheel, in which the upper end of the steering column is connected to the steering wheel, and the lower end of the steering column is connected to the road sense simulator, and the road sense simulator is fixed to the vehicle body of the vehicle. The rotation measuring component and the road sense simulator are both connected to the control component, and the control component controls the road sense simulator to apply the resistance torque to the rotation of the steering wheel according to measurement data of the rotation measuring component.
    Type: Application
    Filed: April 22, 2019
    Publication date: March 5, 2020
    Inventors: Dexi DU, Dadong WANG, Weidong LIU, Shaoqian WANG, Shiwen XU, Zhihua ZHU
  • Patent number: 10569335
    Abstract: The invention discloses a wheel machining tool. A rough turning tool and a finish turning tool are respectively arranged on two sides of a tool head, the primary declination angle ? of the rough turning tool is set to 90° to 120°, and the primary declination angle ? of the finish turning tool is set to 85° to 95°; the axial height difference between the rough turning tool and the finish turning tool is set to 0.2-0.5 mm; the distance c between the rough turning tool and the tool head is set to 5-8 mm, and the distance b between the finish turning tool and the tool head is set to 3-5 mm. The rake angle ? of the rough turning tool is set to 12°-15°, the rake angle ? of the finish turning tool is set to 14°-17°.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: February 25, 2020
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Minghua Liu, Yingjun Zhou, Weidong Liu, Xiao Liu, Xiaoguang Huang, Jiandong Guo, Huiying Liu, Yuexin Lu, Zhiyuan Yu, Ruixiao Zhou
  • Patent number: 10562359
    Abstract: The present disclosure provides a device for inserting an inflating valve, comprising a synchronous clamping and centering mechanism, a synchronous rotating mechanism, a valve hole position detection mechanism and an inflating valve inserting mechanism. The device can meet the requirement for automatically inserting an inflating valve to a wheel, has the characteristics of simple structure, convenient manufacture, stable performance and precision that can meet the machining requirement, and can meet the requirements for automatic production.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: February 18, 2020
    Assignee: CITIC Dicastal CO., LTD.
    Inventors: Weidong Liu, Fengyan Liu, Jinling Yang
  • Patent number: 10562106
    Abstract: The invention discloses a precision fixture for improving the balance precision of a wheel, comprising a chuck, a base, a servo motor, a lower pressure plate, a rubber strip, steel balls, an upper pressure plate, a mounting plate, a connecting shaft, a shaft sleeve, a hydraulic cylinder, a bearing end cover, bearings, a guard, an expanding core, expanding flaps, a flange plate, springs, pins, a flange, a connecting shaft and limiting columns. The fixture can meet the requirement for improving the balance precision of a wheel, at the same time, has the characteristics of simple structure, convenient manufacture, stable performance and precision that can meet the machining requirement, and can meet the requirements of automatic production.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: February 18, 2020
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Weidong Liu, Xiaoyu Jiang, Fengyan Liu
  • Publication number: 20200038895
    Abstract: The present application provides a wheel bolt hole protection plug placing device, which includes a frame, a lifting cylinder, guiding shafts, high precision linear bearings, a flange, a connecting shaft, a roller way, a bracket, a first base, a first bearing, a first sleeve, a rotating cylinder with braking function, an end cap, a second base, a second bearing, a second sleeve, a shaft, first linear bearings, contactors, springs, a synchronous cam, a gland, a visual sensor, a mounting frame, a first linear guiding rail, a first guiding rail sliding seat, a first screw nut, a first screw, a first servo motor and so on.
    Type: Application
    Filed: May 6, 2019
    Publication date: February 6, 2020
    Applicant: CITIC Dicastal CO., LTD
    Inventors: Weidong LIU, Na ZHANG, Liangjian YUE, Liguang XIE, Jing WANG, Shujuan LI
  • Publication number: 20200038965
    Abstract: The present application provides a material transferring and positioning device for a wheel machining center, which includes a base plate, a base, a first bearing, a first shaft sleeve, a hydraulic cylinder brake, a rotary cylinder, a cap and so on. The application may meet the positioning requirement of the wheel machining center, and has the advantages of simple structure, convenient manufacture, stable performance, high positioning precision and simple operation, so that it is very suitable for automatic mass production.
    Type: Application
    Filed: May 9, 2019
    Publication date: February 6, 2020
    Applicant: CITIC Dicastal CO., LTD
    Inventors: Weidong LIU, Na ZHANG, Liguang XIE, Jing WANG, Shujuan LI
  • Patent number: 10542467
    Abstract: The disclosure discloses a method and device for establishing a bearer. The method includes: determining that a bearer is to be newly established during a switching process of a terminal; and sending a switching request message to a target base station to which the terminal is to be switched, moreover the switching request message carries the bearer to be newly established, and the switching request message is used for enabling the target base station to establish all bearers designated during the switching request message for the terminal.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: January 21, 2020
    Assignee: XI'AN ZHONGXING NEW SOFTWARE CO., LTD.
    Inventors: Fangting Zheng, Minya Ye, Weidong Liu, Yang Yang
  • Patent number: 10533595
    Abstract: Disclosed is a manual adjustable tensioning device. Slope guide slots are formed in the periphery of a lead screw nut, and contacts are provided with slopes having the same angles and placed in the guide slots of the lead screw nut; two ends of a lead screw are respectively supported in threaded holes of a shell and an end cover; screws are connected to the lead screw nut via threaded holes, the tail end of each screw is in contact with one end of a lever, the other end of the lever is in contact with the slope of the lead screw nut, a roller is mounted at the tail end of the lever, and an extension spring is mounted at the end of the slope of the lead screw nut.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: January 14, 2020
    Assignee: CITIC Dicastal CO., LTD.
    Inventors: Ruixiao Zhou, Fengbao Luo, Xiao Liu, Dengyao Li, Weidong Liu, Minghua Liu
  • Patent number: 10518373
    Abstract: The present application discloses a flexible clamping device. A sleeve is fixed on a base, an adjusting shaft is connected with a mandrel and the sleeve respectively, the mandrel is fixed on the upper end face of the adjusting shaft, and the bottom outer wall of the adjusting shaft is in small clearance fit with the inner wall of the sleeve; a lock screw is installed on the upper right side wall of the sleeve, a pinion is installed on the upper left side wall of the sleeve via a rotating shaft, saw teeth are provided on the side wall of a adjusting shaft, and the pinion can be engaged with the side teeth of the adjusting shaft.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: December 31, 2019
    Assignee: CITIC DICASTAL CO. LTD
    Inventors: Weidong Liu, Fengyan Liu, Jiandong Guo, Xiao Liu, Yao Zheng, Yongwang Zhao, Honghai Zhou
  • Patent number: 10512992
    Abstract: The present application discloses a wheel bolt pressing device, which includes a frame, a servo motor, a connecting shaft, a bottom plate, a mounting base, a cylinder, a support, a spring A, a pull pin, a limiting sleeve, a thrust bearing, a bracket, a bolt, a strong magnet, a bolt mounting rack, a large linear bearing, a guide shaft, a press-down cylinder, a cylinder flange, a balancing stand, a guard, rollers, a mounting shaft, a mounting rack, contacts, an elastic rubber band, a holder, pin rolls and the like. The device may meet the requirement of a wheel for pressing bolts on line in use, which has ideal effect, high efficiency, and high automation degree. In addition, the wheel bolt pressing device is safe and reliable in work, and is particularly suitable for batch production in production lines.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: December 24, 2019
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Weidong Liu, Shengchao Zhang, Haiping Chang, Yingfeng Wang, Yeling Tian, Dan Yao
  • Patent number: 10502663
    Abstract: The present application discloses a wheel runout detection device. A synchronous gear B is mounted on the output shaft of a servo motor, a synchronous gear A is connected with the synchronous gear B via a synchronous belt, a flange, an expansion sleeve and a cylinder are mounted on a flange plate, and two ends of a connecting shaft are respectively connected with the output shaft of the cylinder and an expansion core. The servo motor drives the flange, the expansion sleeve and the wheel to rotate via the synchronous gear A, the synchronous belt and the synchronous gear B. The device may meet the requirement of wheel runout detection in use, and has the characteristics of ideal effect, high efficiency and high working safety and reliability.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: December 10, 2019
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Weidong Liu, Shengchao Zhang, Haiping Chang, Yingfeng Wang, Yeling Tian, Dan Yao, Zegong He
  • Patent number: 10502540
    Abstract: Disclosed is a wheel flange detection device. A positioning column and a linear guide rail are mounted on a flange plate, a connecting plate is connected with the linear guide rail via a guide rail sliding seat, a shaft sleeve is fixed on the connecting plate, and a dial indicator is fixed on the shaft sleeve via a lock sleeve; the upper side wall of the shaft sleeve is a conical surface, and is matched with an inner hole conical surface of the lock sleeve; threads are formed in the middle of the side wall of the shaft sleeve and matched with threads of the inner hole of the lock sleeve; 12 groups of vertical slots are formed in the upper side wall of the shaft sleeve.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: December 10, 2019
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Weidong Liu, Donghui Zhang, Dan Yao, Haiping Chang
  • Patent number: 10486211
    Abstract: The present invention provides a blank water blowing device, which is mainly composed of a frame, a lift cylinder, an auxiliary board, guide shafts, linear bearings, bearing seats, a mounting rack, a lifting frame, a thrust cylinder, a linear guide rail, slide rail seats, sliding seats, a sprocket A, chains, sprockets B, a motor, bases, rotating shafts, glands, bearings, powered rollers, conveyor chains, an air supply pipe, air amplifiers, a support, driven rollers, flanges, a ball screw and the like. The blank water blowing device provided by the present invention can meet the requirement of blank water blowing and also has the characteristics of simple structure, convenience in manufacturing, stable performances, and capability of meeting the precision machining requirement.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: November 26, 2019
    Assignee: CITIC Dicastal CO., LTD
    Inventors: Weidong Liu, Jiandong Guo, Bowen Xue