High/low temperature complex atmosphere environment loading device

Abstract

The invention relates to a high/low-temperature complex atmosphere environment loading device, and belongs to the field of high/low-temperature mechanical property testing of materials. The device comprises a vacuum/inert atmosphere environment construction unit, a high-temperature environment construction unit and a low-temperature environment construction unit, the vacuum/inert atmosphere environment construction unit is in rigid connection with an external mounting platform through a base and is matched with an external guide rail through rolling wheels, and free movement of the whole device in the direction of the guide rail is achieved; the high-temperature environment construction unit is connected with the front fixing assembly and the rear fixing assembly through connecting rods; and the low-temperature environment construction unit is connected with the front fixing assembly and the rear fixing assembly through refrigerant pipes I-IV. The device has the advantages that varioushigh-resolution in-situ imaging devices can be flexibly integrated, and in-situ monitoring of the macro-micro morphology of the surface of a tested material sample is achieved; one or more kinds of mechanical loading equipment can be integrated, and loading of single and composite loads of a tested material sample is achieved; a vacuum/inert atmosphere assembly can be integrated, and constructionof a vacuum/inert atmosphere environment is achieved.

Description

technical field [0001] The invention relates to a high / low temperature complex atmosphere environment loading device, which belongs to the field of precision instruments, and particularly relates to the service performance and physical property testing of materials. The device can realize the construction of high and low temperature environment under vacuum / atmosphere. By integrating high-resolution in-situ imaging equipment and various static and dynamic mechanical loading equipment, it can establish the surface macroscopic and microscopic shape of materials under the coupling of high and low temperature and complex static and dynamic mechanical loads. The correlation between the evolution of appearance and the degradation of mechanical properties provides a feasible technical means for in-depth research on the service performance of materials under high and low temperature and complex static and dynamic mechanical load coupling, and to evaluate the service safety of materials...

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to provide a high / low temperature complex atmosphere environment loading device, which solves the problems of poor space compatibility, narrow temperature loading range, and difficulty in in-situ monitoring existing in the prior art.

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