Company Filing History:
Years Active: 2024-2025
Title: Innovations of Qinjiang Liu in Ultrasonic-Assisted Molding Technologies
Introduction
Qinjiang Liu is a notable inventor based in Nanjing, China. He has made significant contributions to the field of molding technologies, particularly through his innovative patents. With a total of two patents to his name, Liu's work focuses on enhancing the efficiency and effectiveness of molding processes.
Latest Patents
Liu's latest patents include an "Ultrasonic-assisted permeation and homogenization molding device and method for frozen printing liquid drops." This invention features an ultrasonic generator that produces 20 KHz low-frequency ultrasonic waves, facilitating the homogenization of molding sand particles during the sand paving process. The method allows for the effective permeation of liquid drops into pre-cooled molding sand, leading to a solidified structure.
Another significant patent is the "Method for preparing negative pressure film-covering frozen sand mold." This method involves creating a mold cavity through numerically controlled machining and utilizing a vacuum chamber to ensure that a thin film adheres tightly to the sand mold. This environmentally friendly approach results in a high-strength frozen sand mold that simplifies the sand cleaning process.
Career Highlights
Qinjiang Liu is affiliated with the Nanjing University of Aeronautics and Astronautics, where he continues to advance his research and development in molding technologies. His work has garnered attention for its innovative approach and practical applications in various industries.
Collaborations
Liu collaborates with esteemed colleagues such as Haoqin Yang and Zhongde Shan, contributing to a dynamic research environment that fosters innovation and technological advancement.
Conclusion
Qinjiang Liu's contributions to ultrasonic-assisted molding technologies exemplify the potential of innovative thinking in engineering. His patents not only enhance existing processes but also pave the way for future advancements in the field.