一种用于冷喷涂的高压送粉装置研制  

Development of a High Pressure Powder Feeding Device for Cold Spraying

作　　者：程畅栋 李兴军 欧益忠 黄艺思 王海华 CHENG Changdong;LI Xingjun;OU Yizhong;HUANG Yisi;WANG Haihua(Zhuzhou Huirui Additive Manufacturing Technology Co.,Ltd.,Zhuzhou 412000)

机构地区：[1]株洲辉锐增材制造技术有限公司,株洲412000

出　　处：《现代制造技术与装备》2020年第11期5-8,共4页Modern Manufacturing Technology and Equipment

摘　　要：冷喷涂作为一项绿色环保的表面改性新技术,近年来得到迅速推广,而研制性价比高,可为冷喷涂提供超音速气、固两相气流的国产化高压送粉装置,可以助推冷喷涂技术在相关应用领域的工艺提升,间接降低冷喷涂工艺成本从而提升市场对该项技术的接受度。本项目基于转盘式送粉结构设计,研制出高送粉精度、高工况气压要求的冷喷涂用双单元高压送粉装置,机械结构稳定可靠、电控系统操作便捷。As a environmental friendly technology for surface-strengthening,cold spraying has more and more applications in recent years.While the developing of cost-effective high-pressure powder feeder for providing supersonic gas&solid twophase airflow for cold spraying,can necessarily boost the process improvement of cold spray technology in related application fields,which indirectly reduces the application costs and increases the market’s acceptance of the new technology.Based on the design of the turntable powder feeding structure,this project has developed a dual-unit high-pressure powder feeder for cold spraying with high feeding accuracy and high pressure working condition.The mechanical structure is stable and reliable,and the electronic control system is convenient to operate.

关 键 词：冷喷涂 高压送粉器 电控系统 

分 类 号：TG173[金属学及工艺—金属表面处理]