Patents by Inventor Fengyan LIU

Fengyan 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).

  • Patent number: 11460295
    Abstract: An on-line space detecting device for wheel inner, which comprises a frame, a servo motor A, a synchronous gear A, a bottom plate, a synchronous belt, a synchronous gear B, a base, a connecting shaft, a servo motor B, a shaft sleeve A, a lower end cap, a connecting shaft B, a shaft sleeve B, an oil cylinder, a bearing A, an end cap, a gland, bearings B, a chassis, a flange, a locating pin, springs, rising flaps, a connecting shaft C, a protection, a rising core etc., the present disclosure can meet the needs of the space detection for wheel inner, and has the characteristics of simple structure, convenient manufacture, stable performance and precision of meeting the processing requirements, and can meet the needs of automatic production.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: October 4, 2022
    Assignee: CITIC Dicastal Co., LTD
    Inventors: Weidong Liu, Fengyan Liu, Jiandong Guo, Bowen Xue, Yao Zheng
  • Patent number: 10940547
    Abstract: A flash removal device includes a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cover, a pedestal, a pressure bearing, a base, a clamping cylinder, connecting plates, first guide rail sliding seats, first linear guide rails, mounting racks, rotary press-down cylinders, first sleeves, first bearings, first rotating shafts, a first gland, clamping rollers, etc. The flash removal device can meet the requirements of flash removal from a wheel blank, has the characteristics of simple structure, stable detection performance, high positioning precision, simple operation and the like, and is very suitable for automatic batch production.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: March 9, 2021
    Assignee: CITIC DICASTAL CO., LTD
    Inventors: Zuo Xu, Weidong Liu, Fengyan Liu
  • Patent number: 10752064
    Abstract: A fixture for eccentric clamping of a wheel is composed of a base (1), a cylinder (2), a cylinder support (3), a connecting seat (4), a movable positioning seat (5), a guide rail sliding seat (6), a linear guide rail (7) and a fixed positioning seat (8), wherein the cylinder support (3), the linear guide rail (7) and the fixed positioning seat (8) are fixed on the base (1), the cylinder (2) is mounted on the cylinder support (3), an output shaft of the cylinder (2) is connected with the connecting seat (4), the connecting seat (4) is connected with the linear guide rail (7) via the guide rail sliding seat (6), the movable positioning seat (5) is fixed on the connecting seat (4), and the cylinder (2) is configured to drive the connecting seat (4) and the movable positioning seat (5) to move along the linear guide rail (7).
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: August 25, 2020
    Assignee: CITIC Dicastal CO., LTD.
    Inventors: Weidong Liu, Fengyan Liu, Jiandong Guo, Xiaoguang Huang, Yao Zheng, Xiao Liu
  • Patent number: 10752475
    Abstract: Disclosed is a chuck disassembly and transfer device, which is composed of a telescopic cylinder, a cylinder support, a second linear guide rail, a second guide rail sliding seat, a lifting support, a chuck, a lifting chain, a lifting cylinder and the like, wherein the cylinder support and the second linear guide rail are fixed on the frame, the lifting support is connected with the second linear guide rail via the second guide rail sliding seat, and the telescopic cylinder is capable of driving the lifting support and the chuck to move horizontally along the second linear guide rail; the lifting cylinder is fixed on the lifting support, the chuck is connected with an output shaft of the lifting cylinder via the lifting chain, and the lifting cylinder is capable of driving the chuck to move vertically.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: August 25, 2020
    Assignee: CITIC Dicastal CO., LTD.
    Inventors: Weidong Liu, Fengyan Liu, Jiandong Guo, Yongwang Zhao
  • Patent number: 10675650
    Abstract: A protective device for spraying of a wheel is mainly composed of a support, a cylinder, a push plate, bases, floating shafts, shaft sleeves, stop screws, copper sleeves, rotatable pins, springs, elastic collars, end covers, flange plates, guards and a mandrel, wherein the bases and the cylinder are fixed on the support, a flange plate is fixed on each base, an output shaft of the cylinder is connected with the push plate, a copper sleeve is enclosed in each base via an elastic collar, an end cover encloses a spring and a floating shaft inside a shaft sleeve, and the spring is connected with the floating shaft and an end cover respectively.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: June 9, 2020
    Assignee: CITIC Dicastal CO., LTD
    Inventors: Weidong Liu, Fengyan Liu, Jiandong Guo, Xiaoguang Huang, Bowen Xue, Yao Zheng
  • Patent number: 10668588
    Abstract: A fixture for machining wheel outer rim without trace includes a positioning and clamping portion and a flexible support portion. A base is fixed on a bottom plate, and a screw is configured to compress an expanding pressure plate during being tightened so that the outer circumference of an expanding sleeve expands a center hole of a wheel; and the positioning columns are inserted into bolt holes of the wheel. A lower pressure plate is fixed on the base, and limiting columns and an upper pressure plate are installed on the lower pressure plate, with steel balls and rubber strip being enclosed in a space formed by the lower pressure plate and the upper pressure plate. The fixture meets the requirement for machining the wheel outer rim without trace, has the characteristics of simple structure, convenient manufacture, stable performance and precision, and meets the requirements of automatic production.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: June 2, 2020
    Assignee: CITIC Dicastal Co., Ltd.
    Inventors: Weidong Liu, Xiaoyu Jiang, Fengyan Liu
  • Publication number: 20200141725
    Abstract: An on-line space detecting device for wheel inner, which comprises a frame, a servo motor A, a synchronous gear A, a bottom plate, a synchronous belt, a synchronous gear B, a base, a connecting shaft, a servo motor B, a shaft sleeve A, a lower end cap, a connecting shaft B, a shaft sleeve B, an oil cylinder, a bearing A, an end cap, a gland, bearings B, a chassis, a flange, a locating pin, springs, rising flaps, a connecting shaft C, a protection, a rising core etc., the present disclosure can meet the needs of the space detection for wheel inner, and has the characteristics of simple structure, convenient manufacture, stable performance and precision of meeting the processing requirements, and can meet the needs of automatic production.
    Type: Application
    Filed: August 26, 2019
    Publication date: May 7, 2020
    Inventors: Weidong LIU, Fengyan LIU, Jiandong GUO, Bowen XUE, Yao ZHENG
  • Publication number: 20200139506
    Abstract: A flash removal device includes a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cover, a pedestal, a pressure bearing, a base, a clamping cylinder, connecting plates, first guide rail sliding seats, first linear guide rails, mounting racks, rotary press-down cylinders, first sleeves, first bearings, first rotating shafts, a first gland, clamping rollers, etc. The flash removal device can meet the requirements of flash removal from a wheel blank, has the characteristics of simple structure, stable detection performance, high positioning precision, simple operation and the like, and is very suitable for automatic batch production.
    Type: Application
    Filed: September 25, 2019
    Publication date: May 7, 2020
    Inventors: Weidong Liu, Fengyan Liu
  • 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: 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
  • 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: 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
  • Publication number: 20190224793
    Abstract: A fixture for machining wheel outer rim without trace includes a positioning and clamping portion and a flexible support portion. A base is fixed on a bottom plate, and a screw is configured to compress an expanding pressure plate during being tightened so that the outer circumference of an expanding sleeve expands a center hole of a wheel; and the positioning columns are inserted into bolt holes of the wheel. A lower pressure plate is fixed on the base, and limiting columns and an upper pressure plate are installed on the lower pressure plate, with steel balls and rubber strip being enclosed in a space formed by the lower pressure plate and the upper pressure plate. The fixture meets the requirement for machining the wheel outer rim without trace, has the characteristics of simple structure, convenient manufacture, stable performance and precision, and meets the requirements of automatic production.
    Type: Application
    Filed: June 29, 2018
    Publication date: July 25, 2019
    Inventors: Weidong LIU, Xiaoyu JIANG, Fengyan LIU
  • Publication number: 20190224756
    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: Application
    Filed: August 2, 2018
    Publication date: July 25, 2019
    Inventors: Weidong LIU, Xiaoyu JIANG, Fengyan LIU
  • Publication number: 20190162630
    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: Application
    Filed: November 13, 2018
    Publication date: May 30, 2019
    Applicant: CITIC Dicastal CO., LTD
    Inventors: Weidong LIU, Fengyan LIU, Haiping CHANG
  • Patent number: 10234275
    Abstract: The disclosure discloses a device for monitoring the thickness of a wheel valve hole on line, which is mainly 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, a synchronous belt, a second synchronous pulley and the like, wherein the base plate, a third bracket and a second mounting rack are fixed on the frame, a visual sensor is mounted on the third bracket, the mounting plate is fixed on the base plate via the first bracket, the bearing base is 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: March 19, 2019
    Assignee: CITIC Dicastal CO., LTD.
    Inventors: Weidong Liu, Fengyan Liu, Jinling Yang
  • Publication number: 20190061445
    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: Application
    Filed: August 24, 2018
    Publication date: February 28, 2019
    Inventors: Weidong Liu, Fengyan Liu, Jinling Yang
  • Publication number: 20190063902
    Abstract: The disclosure discloses a device for monitoring the thickness of a wheel valve hole on line, which is mainly 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, a synchronous belt, a second synchronous pulley and the like, wherein the base plate, a third bracket and a second mounting rack are fixed on the frame, a visual sensor is mounted on the third bracket, the mounting plate is fixed on the base plate via the first bracket, the bearing base is fixed on the mounting plate, and the lifting shaft is mounted on the bearing base via the linear bearing.
    Type: Application
    Filed: August 29, 2018
    Publication date: February 28, 2019
    Inventors: Weidong Liu, Fengyan Liu, Jinling Yang
  • Publication number: 20190061020
    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: Application
    Filed: August 29, 2018
    Publication date: February 28, 2019
    Inventors: Weidong LIU, Fengyan LIU, Jinling YANG