Patents by Inventor Changlin DU

Changlin DU 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: 11945065
    Abstract: A multi-axis turntable includes a base, a rocker arm and a first driving device capable of driving the rocker arm to rock around the first rotation axis on the base. A swing arm and a second driving device, which is capable of driving the swing arm to swing around the second rotation axis on the rocker arm, are provided on the rocker arm. A workbench and a third driving device for driving the workbench to rotate around the third rotation axis are provided on the swing arm. The second rotation axis and the third rotation axis are parallel to each other or on different planes. Compared with the existing double rotating shaft turntable, the multi-axis turntable of the present invention has a cutting tool system of good and stable rigidity.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: April 2, 2024
    Assignee: KEDE NUMERICAL CONTROL CO., LTD.
    Inventors: Hu Chen, Xin Deng, Zhihong Wei, Hongwei Sun, Yapeng Li, Haibo Zhang, Changlin Du, Cuijuan Guo, Guoshuai Zhang, Jun Wang, Feng Wang, Yinghua Li, Shaoyi Liu, Zidan Ju
  • Patent number: 11897073
    Abstract: The invention discloses a double-station gantry combined machining system allowing automatic overturning of workpieces, which comprises a first mobile gantry machining unit, a second mobile gantry machining unit, an overturning platform, a first workpiece fixing table, a second workpiece fixing table and a guide rail, wherein the overturning platform is positioned between the first gantry machining unit and the second gantry machining unit. According to the invention, the system is highly integrated, continuous machining of a gantry machine tool is completed, the working efficiency is improved, and the machining cost of the system is reduced.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: February 13, 2024
    Assignee: KEDE NUMERICAL CONTROL CO., LTD.
    Inventors: Hu Chen, Changlin Du, Rui Tang, Chungang Cai, Cuijuan Guo, Shuqiang Yin, Ang Li, Xinglin Gong, Feng Wang, Yinghua Li
  • Publication number: 20230035467
    Abstract: The present invention provides a linkage swing head structure, including: a base, a drive mechanism and a spindle. The drive mechanism includes: a power mechanism, a connecting rod mechanism and a lead screw. An end of the spindle is fixed with a cutter, and the spindle is fixed on an end of the connecting rod mechanism. An end of the connecting rod mechanism fixed with the spindle is sleeved on a support bearing, the connecting rod mechanism can rotate around the support bearing, the support bearing is fixed on the base, and the other end of the connecting rod mechanism is movably connected to the lead screw. An output end of the power mechanism is connected to an end of the lead screw. The connecting rod mechanism adjusts the rotation angle of the spindle by sliding on the lead screw. The drive mechanism of the present invention is far away from the spindle, and the interference range thereof to the spindle is small.
    Type: Application
    Filed: November 27, 2020
    Publication date: February 2, 2023
    Inventors: Hu CHEN, Xin DENG, Hongtao TANG, Haibo ZHANG, Yapeng LI, Cuijuan GUO, Changlin DU, Zhihong WEI, Hongwei SUN, Guoshuai ZHANG, Xiangyuan KONG, Gang XU, Dawei WANG, Dapeng DONG, Meng LIN, Pei LIU, Yanqing BAI, Feng WANG, Yinghua LI, Shaoyi LIU, Zidan JU
  • Publication number: 20230032515
    Abstract: The present invention discloses a belt-transmission angle attachment head, including a housing, a power mechanism, a transmission mechanism and a spindle; the power mechanism and transmission mechanism are arranged in the housing; the power mechanism includes a servo motor and a reducer, the servo motor is connected to the reducer, and an input shaft of the reducer is vertically arranged with respect to an output shaft of the reducer; the transmission mechanism includes a driving wheel, a transmission belt and a driven wheel, and the driving wheel is mounted on the output shaft of the reducer; a side of the spindle is mounted on the housing via a rotating shaft, an end of the rotating shaft away from the spindle is mounted with the driven wheel, the driving wheel and the driven wheel are connected via the transmission belt, and the spindle and the power mechanism are located on the same side of the transmission mechanism.
    Type: Application
    Filed: November 27, 2020
    Publication date: February 2, 2023
    Inventors: Hu CHEN, Xin DENG, Changlin DU, Cuijuan GUO, Yapeng LI, Haibo ZHANG, Zhihong WEI, Hongwei SUN, Guoshuai ZHANG, Mingshan SONG
  • Publication number: 20230037001
    Abstract: The present invention provides a multi-connecting rod linkage angle attachment head, including: a casing, a drive mechanism, and a spindle. The drive mechanism includes: a power mechanism, a connecting rod mechanism, and a fixing frame. The fixing frame is fixedly connected to an inner wall of the casing, and the power mechanism is fixedly connected to the fixing frame. The connecting rod mechanism includes: a first connecting rod, a second connecting rod and a third connecting rod. An end of the first connecting rod is rotatably connected to the fixing frame, and is fixedly connected to an output end of the power mechanism. The other end of the first connecting rod is rotatably connected to an end of the third connecting rod via a first pin. The other end of the third connecting rod is rotatably connected to an end of the second connecting rod via a second pin. The other end of the second connecting rod is fixed on a side wall of the spindle.
    Type: Application
    Filed: November 27, 2020
    Publication date: February 2, 2023
    Inventors: Hu CHEN, Xin DENG, Hongtao TANG, Changlin DU, Yapeng LI, Cuijuan GUO, Haibo ZHANG, Hongwei SUN, Zhihong WEI, Guoshuai ZHANG, Lixin LIU, Dawei WANG, Dapeng DONG, Meng LIN, Pei LIU, Yanqing BAI, Shaoyi LIU, Zidan JU
  • Publication number: 20230023718
    Abstract: A multi-axis turntable includes a base, a rocker arm and a first driving device capable of driving the rocker arm to rock around the first rotation axis on the base. A swing arm and a second driving device, which is capable of driving the swing arm to swing around the second rotation axis on the rocker arm, are provided on the rocker arm. A workbench and a third driving device for driving the workbench to rotate around the third rotation axis are provided on the swing arm. The second rotation axis and the third rotation axis are parallel to each other or on different planes. Compared with the existing double rotating shaft turntable, the multi-axis turntable of the present invention has a cutting tool system of good and stable rigidity.
    Type: Application
    Filed: November 27, 2020
    Publication date: January 26, 2023
    Inventors: Hu CHEN, Xin DENG, Zhihong WEI, Hongwei SUN, Yapeng LI, Haibo ZHANG, Changlin DU, Cuijuan GUO, Guoshuai ZHANG, Jun WANG, Feng WANG, Yinghua LI, Shaoyi LIU, Zidan JU
  • Publication number: 20220395944
    Abstract: The present invention discloses a multi-degree-of-freedom numerical control turntable including: a B-shaft rotating assembly; a C1-shaft workbench swing assembly; a C2-shaft workbench rotating assembly; and an S-shaft workbench movement assembly. The B-shaft rotating assembly includes a rotating connection land and a B-shaft power control mechanism; the C2-shaft workbench rotating assembly includes a movement base, a workbench and a C2-shaft power control mechanism; the S-shaft workbench movement assembly includes a swing base and an S-shaft power control mechanism; and the C1-shaft workbench swing assembly includes a swing arm and a C1-shaft power control mechanism, with the C1-shaft line intersecting the B-shaft line. The S-shaft power control mechanism can drive the movement base to move along an S-shaft line on the swing base to cause a region to be machined of a workpiece to approach the intersection point of the C1-shaft line and the B-shaft line.
    Type: Application
    Filed: September 22, 2020
    Publication date: December 15, 2022
    Inventors: Hu CHEN, Lixin LIU, Hongwei SUN, Zhihong WEI, Changlin DU, Cuijuan GUO, Guoshuai ZHANG, Yapeng LI, Haibo ZHANG, Xin DENG, Xiangyuan KONG, Qidong GUO, Gang XU, Jun WANG, Feng WANG, Yinghua LI, Shaoyi LIU, Zidan JU
  • Publication number: 20220274219
    Abstract: The present invention discloses a five-axis vertical machining system with automatic loading and unloading, including a feeding mechanism, a loading mechanism, and a numerical control machine tool. The feeding mechanism is arranged in front of a ram assembly, and the feeding mechanism drives a raw material to move along an X axis and/or a Y axis of the numerical control machine tool; the loading mechanism is fixed on the ram assembly; and the loading mechanism moves along a Z axis of the numerical control machine tool to drive the raw material onto a cradle assembly of the numerical control machine tool. The present invention realizes an automatic loading and unloading function by setting a feeding mechanism capable of automatic feeding and a loading mechanism with automatic loading to cooperate with each other, thereby improving the working efficiency and saving manpower.
    Type: Application
    Filed: August 14, 2020
    Publication date: September 1, 2022
    Inventors: Hu CHEN, Jian ZHANG, Lianyang WANG, Changlin DU, Haibo ZHANG, Yapeng LI, Zidan JU, Shengfeng YU, Mingshan SONG, Feng WANG, Yinghua LI
  • Publication number: 20220226948
    Abstract: The invention discloses a multiple-spindle full-automatic vertical machining center, which comprises an actuator, a lathe bed, a feeding area, a tooling area, a machining area and a tool changer area. The actuator comprises a ram, a saddle and a sliding table, the feeding area crosses the lathe bed, and the feeding area and the tool changer area are respectively located on two opposite sides of the machining area, the feeding area is located at a forefront end of the machining center, and the actuator moves above the feeding area, the tooling area, the machining area and the tool changer area. Compared with the prior art, a conveyor belt is arranged in front of the whole machine tool and crosses the machine tool, a length of the conveyor belt may be increased or decreased as required, and by increasing the length of the conveyor belt, more raw materials and finished parts may be stored, so labor is saved.
    Type: Application
    Filed: July 7, 2020
    Publication date: July 21, 2022
    Inventors: Hu CHEN, Changlin DU, Lianyang WANG, Rui TANG, Shuqiang YIN, Ang LI, Xinglin GONG, Shaozhi LI
  • Publication number: 20220193842
    Abstract: The invention discloses a double-station gantry combined machining system allowing automatic overturning of workpieces, which comprises a first mobile gantry machining unit, a second mobile gantry machining unit, an overturning platform, a first workpiece fixing table, a second workpiece fixing table and a guide rail, wherein the overturning platform is positioned between the first gantry machining unit and the second gantry machining unit. According to the invention, the system is highly integrated, continuous machining of a gantry machine tool is completed, the working efficiency is improved, and the machining cost of the system is reduced.
    Type: Application
    Filed: April 3, 2020
    Publication date: June 23, 2022
    Inventors: Hu CHEN, Changlin DU, Rui TANG, Chungang CAI, Cuijuan GUO, Shuqiang YIN, Ang LI, Xinglin GONG, Feng WANG, Yinghua LI
  • Patent number: 9028299
    Abstract: A fully symmetric cutter grinding machine with 5-axis includes a grinding machine base and a pillar, sliding rails are vertically arranged on an inside of the pillar, the sliding rails are provided with a grinding wheel head bracket, the grinding wheel head bracket comprises torque motors vertically provided, a lower part of the torque motor is connected to a horizontally provided spindle by means of a bearing of a rotation table, grinding wheels rotating around an axis of the spindle are symmetrically provided at two sides of the spindle, the grinding wheel head bracket further comprises a big rotatable pulley provided at an upper part of the grinding wheel head bracket and driven to rotate by spindle motors, the big pulley is connected to a spindle pulley by a wide synchronous belt.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: May 12, 2015
    Assignee: Dalian Kede Numerical Control Co., Ltd.
    Inventors: Dehai Yu, Xingjian He, Chungang Cai, Jingming Li, Hu Chen, Zidan Ju, Changlin Du
  • Patent number: 8932113
    Abstract: A grinding machine with 5-axis for cutters is disclosed, the grinding machine includes a grinding machine base (12) with an circular upper horizontal surface and a pillar (56) provided on one side of the grinding machine base, the pillar is curved with a radian of 180° along a side edge of the base, a groove body (63) on the circular base is enclosed by a curved vertical plate on the another side edge, and the height of vertical plate is lower than that of the pillar.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: January 13, 2015
    Assignee: Dalian Kede Numerical Control Co., Ltd.
    Inventors: Dehai Yu, Junmin Zheng, Hongqi Chen, Chungang Cai, Xingjian He, Jingming Li, Hu Chen, Yang Lin, Meng Lin, Pei Liu, Changlin Du, Zidan Ju
  • Publication number: 20140030965
    Abstract: A fully symmetric cutter grinding machine with 5-axis includes a grinding machine base and a pillar, sliding rails are vertically arranged on an inside of the pillar, the sliding rails are provided with a grinding wheel head bracket, the grinding wheel head bracket comprises torque motors vertically provided, a lower part of the torque motor is connected to a horizontally provided spindle by means of a bearing of a rotation table, grinding wheels rotating around an axis of the spindle are symmetrically provided at two sides of the spindle, the grinding wheel head bracket further comprises a big rotatable pulley provided at an upper part of the grinding wheel head bracket and driven to rotate by spindle motors, the big pulley is connected to a spindle pulley by a wide synchronous belt.
    Type: Application
    Filed: September 25, 2013
    Publication date: January 30, 2014
    Applicant: DALIAN KEDE NUMERICAL CONTROL CO., LTD.
    Inventors: Dehai YU, Xingjian HE, Chungang CAI, Jingming LI, Hu CHEN, Zidan JU, Changlin DU
  • Publication number: 20130316625
    Abstract: A grinding machine with 5-axis for cutters is disclosed, the grinding machine includes a grinding machine base (12) with an circular upper horizontal surface and a pillar (56) provided on one side of the grinding machine base, the pillar is curved with a radian of 180° along a side edge of the base, a groove body (63) on the circular base is enclosed by a curved vertical plate on the another side edge, and the height of vertical plate is lower than that of the pillar.
    Type: Application
    Filed: July 31, 2013
    Publication date: November 28, 2013
    Applicant: DALIAN KEDE NUMERICAL CONTROL CO., LTD.
    Inventors: Dehai YU, Junmin ZHENG, Hongqi CHEN, Chungang CAI, Xingjian HE, Jingming LI, Hu CHEN, Yang LIN, Meng LIN, Pei LIU, Changlin DU, Zidan JU