碳纤维增强铝基复合结构抗弯强度研究  

Study on Bending Strength of Carbon Fiber Reinforced Aluminum Matrix Composite

作　　者：丁广志 王斌华[2] DING Guang-zhi;WANG Bin-hua(School of Construction Machinery,Chang’an University,Xi’an Shaanxi 710064,China;Key Laboratory for Highway Construction Technology and Equipment of the Ministry of Education,Chang’an University,Xi’an Shaanxi 710064,China)

机构地区：[1]长安大学工程机械学院,陕西西安710064 [2]长安大学道路施工技术与装备教育部重点实验室,陕西西安710064

出　　处：《装备制造技术》2018年第2期98-99,148,共3页Equipment Manufacturing Technology

基　　金：国家科技支撑计划(2015BAF07B02);中国博士后科学基金(2016M602734);陕西省自然科学基金(2017JM5040);陕西省博士后基金(2017BSHEDZZ67)

摘　　要：碳纤维作为新型非金属复合材料在工程结构加固中具有重要作用,其加固后复合结构力学性能的研究对结构的安全性具有重要意义。利用三点弯试验研究了碳纤维增强铝基复合材料的弯曲性能,明确了碳纤维的加固特性。得出了复合材料极限承载力与碳纤维层厚度之间的数量关系,为工程加固提供数据支持。Carbon fiber as a new type of nonmetal composite material plays an important role in the reinforcement of engineering structure.The study of the mechanical properties of the reinforced composite structure is of great significance to the safety of the structure.The flexural performance of carbon fiber reinforced aluminum matrix composites was studied using a three-point bend test,and the reinforcement properties of carbon fibers were clarified.The quantitative relationship between the ultimate load of the composite material and the thickness of the carbon fiber layer was obtained,providing data support for engineering reinforcement.

关 键 词：铝合金 碳纤维加固 三点弯曲试验 碳纤维层厚度 

分 类 号：TB333[一般工业技术—材料科学与工程]