October 14, 2024，Entrusted by Jiangsu Hengli Hydraulic Co., Ltd.，China Construction Machinery Industry Association（Hereinafter referred to as the Association）Organized by CCCC Second Harbor Engineering Co., Ltd. in Changzhou, Jiangsu Province、Jiangsu Hengli Hydraulic Co., Ltd.（Hereinafter referred to as Hengli Hydraulic）、Zhongji New Materials Research Institute( Zhengzhou )Limited company、Guangzhou Machinery Science Research Institute Co., Ltd.、Fujian Longxi bearing(Group)A company limited by shares、CCCC Wuhan Harbour Engineering Design & Research Institute Co., Ltd.、Tongji University、Jiangsu Institute of Technology and other units jointly completed“Main oil cylinder of ultra-large pile driving equipment”New product appraisal meeting。

 

 

By the Association、Yanshan University、Huazhong University of Science and Technology、Guangxi University、Nanjing University of Science and Technology、Nanjing Forestry University、The appraisal committee composed of authoritative experts from China Communications Guangzhou Waterway Bureau Co., Ltd. and other units participated in the on-site new product appraisal.。

 

The main oil cylinder of super large piling equipment is developed on the basis of marine oil cylinder.，Adapt to the working requirements of high salt fog environment corrosion under marine working conditions，The cylinder is realizedVGroup seal、Spherical plain bearing self-lubricating、Cylinder remote control exhaust and other functions，The accuracy and stability of the operation of the pile driving ship are greatly improved.。At the same time，The independent manufacturing and production level of marine core hydraulic equipment has been improved.，It has promoted the high-quality development process of marine machinery.，Through the research and breakthrough of key technologies of main hydraulic products，Rapid realization of industrialization and market promotion and application，It has promoted the rapid improvement of technical strength and industrial scale of marine machinery related industries.，The process of domestic substitution of core equipment has been promoted.。

 

The experts listened to the scientific and technological achievements of the project team.，The relevant information was reviewed，After questioning and discussion，The appraisal committee believes that，The project breaks through the design and manufacturing technology of super-large cylinder.，Strong innovation，The technical difficulty is great，With independent intellectual property rights，The overall technical performance indicators have reached the international leading level.。

 

 

Hengli Hydraulic said，This new product appraisal is a recognition of the enterprise's technological research and development capabilities and innovative achievements.，The appraisal process is a comprehensive test and summary of the R & D achievements of enterprises.，It can help enterprises find their own advantages and disadvantages in technology research and development.，Provide guidance for the future direction of technological innovation of enterprises，It will encourage enterprises to continuously increase R & D investment.，Continuous introduction of innovative and competitive products。