Patents by Inventor Chenguang CUI

Chenguang CUI 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).

  • Rolling-bulging forming hydraulic machine for tubular products
    Patent number: 11679426
    Abstract: The present invention discloses a rolling-bulging forming hydraulic machine for tubular products, which includes a frame. The frame is provided with an upper rolling mechanism, a lower rolling mechanism, a fixed liquid bulging hydraulic cylinder and a movable liquid bulging hydraulic cylinder. The upper rolling mechanism and the lower rolling mechanism are arranged oppositely, and the upper rolling mechanism and the lower rolling mechanism are used to roll surfaces of a to-be-machined tubular product. The fixed liquid bulging hydraulic cylinder and the movable liquid bulging hydraulic cylinder are arranged oppositely, and the fixed liquid bulging hydraulic cylinder and the movable liquid bulging hydraulic cylinder are used to perform hydraulic bulging on the to-be-machined tubular product.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: June 20, 2023
    Assignee: YANSHAN UNIVERSITY
    Inventors: Junting Luo, Guolu Zheng, Chenguang Cui, Lili Zhang, Chunxiang Zhang
  • ROLLING-BULGING FORMING HYDRAULIC MACHINE FOR TUBULAR PRODUCTS
    Publication number: 20210299720
    Abstract: The present invention discloses a rolling-bulging forming hydraulic machine for tubular products, which includes a frame. The frame is provided with an upper rolling mechanism, a lower rolling mechanism, a fixed liquid bulging hydraulic cylinder and a movable liquid bulging hydraulic cylinder. The upper rolling mechanism and the lower rolling mechanism are arranged oppositely, and the upper rolling mechanism and the lower rolling mechanism are used to roll surfaces of a to-be-machined tubular product. The fixed liquid bulging hydraulic cylinder and the movable liquid bulging hydraulic cylinder are arranged oppositely, and the fixed liquid bulging hydraulic cylinder and the movable liquid bulging hydraulic cylinder are used to perform hydraulic bulging on the to-be-machined tubular product.
    Type: Application
    Filed: March 15, 2021
    Publication date: September 30, 2021
    Inventors: Junting LUO, Guolu ZHENG, Chenguang CUI, Lili ZHANG, Chunxiang ZHANG