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无机非金属材料力学性能试验机的技术要求及设计试制

Technical Requirements and Design of a Mechanical Performance Testing Machine for Inorganic Nonmetallic Materials

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为完成无机非金属材料用力学性能试验机的设计与试制.通过采用高精度测量与控制技术,确保试验机能够满足对无机非金属材料进行精确力学性能测试的需求.结合传统的力学性能测试原理与现代机电一体化技术,设计出一款高性能的力学性能试验机.结果表明,该试验机在硬度测试中,对氧化铝陶瓷和氮化硅陶瓷的硬度值测量精度分别高达HB2 100和HB 1 850;在拉伸试验中,对碳化硅纤维的断裂强度测试达到了2 800 MPa,断裂伸长率控制在1.6%;冲击试验中,能够模拟出玻璃纤维复合材料和碳纤维复合材料在不同冲击能量下的损伤情况,如部分纤维断裂、基体开裂等.所设计与试制的无机非金属材料用力学性能试验机达到了预期的技术要求,为无机非金属材料的力学性能研究提供支持.
This paper addresses the design and trial manufacture of a mechanical properties testing machine for inorganic non-metallic materials.By adopting high precision measurement and control technologies,the testing machine can meet the demand of accurate mechanical mechanical testing of inorganic nonmetallic materials.Combining traditional mechanical performance testing principles with modern mechatronics engineering technology,a high performance mechanical performance testing machine has been designed.The results show that the machine achieves high measurement accuracy in hardness testing,with the hardness values of alumina ceramic and silicon nitride ceramic reaching HB2100 and HB1850,respectively.In a tensile test,the fracture strength of silicon carbide fiber is as high as 2800MPa,with a fracture elongation rate controlled at 1.6%.In impact testing,the machine successfully simulates the damage of glass fiber composites and carbon fiber composites under different impact energies,such as part of the fiber fracture,matrix cracking and so on.The designed and trial-produced testing machine for inorganic non-metallic materials meets the expected technical requirements,and provides support for the mechanical properties of inorganic non-metallic materials.

nonmetallic materialsMechanical propertiesTesting machineTechnical requirements

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中铁十八局集团第五工程有限公司,天津,300459

无机非金属材料 力学性能 试验机 技术要求

2024

石家庄铁路职业技术学院学报
石家庄铁路职业技术学院

石家庄铁路职业技术学院学报

影响因子:0.355
ISSN:1673-1816
年,卷(期):2024.23(4)