某型燃气轮机轮盘冷却槽加工工艺研究  

Process Technology of Disc Cooling Groove in a Gas Turbine

作　　者：乔建华 王勇 刘根 QIAO Jianhua;WANG Yong;LIU Gen(Shanghai Electric Power Generation Equipment Co.,Ltd.Turbine Plant,Shanghai 200240,China)

机构地区：[1]上海电气电站设备有限公司汽轮机厂,上海200240

出　　处：《热力透平》2025年第1期53-56,共4页Thermal Turbine

摘　　要：某重型燃气轮机轮盘进气侧使用了带空间曲面的特殊冷却槽结构,其结构复杂,加工精度要求高。对冷却槽的加工工艺进行了攻关研究,基于JOBS桥式加工中心的特点,提出了一套合理的加工工艺方案,包括该方案的加工工艺、刀具方案及数控程序的编制和仿真。阐述了冷却槽加工工艺的研究过程。方案的应用可有效突破生产加工技术瓶颈,缩短加工工期。研究成果可为同类型产品的加工提供借鉴。A special cooling groove structure with space curved surface is used on the inlet side of disc in a heavy gas turbine,and its complex structure requires high machining accuracy.Research was carried out on the process technology of the cooling groove,and based on the characteristics of JOBS bridge machining center,a set of reasonable process scheme,including the process technology,the tool scheme and composition and simulation of the numerical control program,was proposed.The development process of this scheme was presented.The application of the scheme can effectively break the bottleneck of production and shorten the process period.The research results can provide reference for the process of the same type of products.

关 键 词：燃气轮机 轮盘 曲面冷却槽 加工工艺 

分 类 号：TK476[动力工程及工程热物理—动力机械及工程]