脉冲力校准中锤体质量块结构设计与受力方式对校准结果的影响分析

Effect of Structural Design and Load Mode of Hammer Mass on Calibration Result in Impulse Force Calibration

在脉冲力校准中,锤体质量块的力学性能会对校准结果产生较大影响。本文采用有限元手段,对锤体质量块的结构设计方案和受力方式进行分析,得出锤体质量块动态特性的影响因素,总结脉冲力校准中锤体质量块设计和使用时应遵循的规律,为动态冲击计量标准装置的研建提供借鉴。

The mechanical properties of hammer mass have a great impact on the result of impulse force calibration.In this paper,the fi-nite element method is used to analyze the structural design and load mode of the hammer mass,and the influence of the above factors on the dy-namic characteristics of hammer mass is obtained.The rules that should be followed in hammer mass design and use in impulse force calibration are summarized.