Measuring device for measuring displacement or deformation quantity of parts in high- and low-temperature vacuum glass covers

Abstract

The invention relates to a measuring device for measuring the displacement or deformation quantity of parts in high- and low-temperature vacuum glass covers and belongs to the measurement field of small displacement or deformation quantity of parts or objects. The measuring device includes a laser, a first cylindrical mounting seat, a first vertical translation frame, a second cylindrical mountingseat, an image sensor, a second vertical translation frame, a computer, a high-temperature vacuum glass cover and a measured object; the high-temperature vacuum glass cover is placed vertically in anaxial direction; the measured object is fixedly installed inside the high-temperature vacuum glass cover; the first vertical translation frame and the second vertical translation frame are respectively arranged at two sides of the high-temperature vacuum glass cover; the first cylindrical mounting seat is fixedly installed on the top of the first vertical translation frame; the second cylindricalmounting seat is fixedly installed at the top of the second vertical translation frame; the laser is fixedly installed inside the first cylindrical mounting seat; and the laser and the image sensor are both communicated with the computer. The measuring device of the present invention directly calculates the displacement or deformation quantity of the measured object, and has the advantages of non-contact measurement, high efficiency, high precision, automated measurement and the like.

Description

technical field [0001] The invention relates to the field of measuring the small displacement or deformation of a part or object, in particular to a measuring device for the displacement or deformation of a part in a high-low temperature vacuum glass cover. Background technique [0002] In aerospace, biomedicine, material property research, reliability analysis and other fields, it is often necessary to observe the state changes of parts, materials or objects under high and low temperature cycle and vacuum cycle conditions, such as expansion or shrinkage, displacement size, fixed direction Through the accurate measurement of these parameters to study some key characteristics of parts or objects, in order to master more characteristic attribute parameters. At present, the existing detection methods of displacement or deformation in high and low temperature vacuum environment are mainly mechanical contact method, while the contact method has relatively low efficiency, low degr...

AI Technical Summary

Problems solved by technology

At present, the existing detection methods of displacement or deformation in high and low temperature vacuum environment are mainly mechanical contact method, while the contact method has relatively low efficiency, low degree of automation, and is easily affected by high and low temperature and vacuum environment, and the accuracy is difficult to be guaranteed. , especially at higher temperatures it may not be possible to measure

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