钛合金薄壁筒形壳体加工技术研究

Research on Processing Technology of Titanium Alloy Thin-walled Cylindrical Shell

近年来,随着航空武器产品对轻量化及耐高温材料的需求越来越明确,具有重量轻、节约材料、结构紧凑等特点的钛合金薄壁零件在航空行业得到了广泛应用。本文以钛合金薄壁筒形壳体为研究对象,根据零件的结构特征,结合钛合金材料的难加工特性,从加工流程、装夹方式、结构特征等角度研究其对薄壁件加工变形的影响,并依据加工情况给出零件结构优化建议,以减小零件变形,保证设计尺寸和技术指标。

In recent years,with the increasing demand for lightweight and high temperature resistant materials for aviation weapon products,the titanium alloy thin-walled parts with the characteristics of light weight,material saving and compact structure have been widely used in the aviation industry.Taking the titanium alloy thin-walled cylindrical shell as the research object,according to the structural characteristics of the parts with considerations on the difficult machining characteristics of titanium alloy material,this paper studies its influence on the machining deformation of thin-walled parts from the aspects of processing flow,clamping mode and structural characteristics,and puts forward the parts structure optimization suggestions,so as to reduce the deformation of parts and ensure the design dimension and technical index.