Dynamic anti-magnetic levitation multi-dimensional density measurement device and method

Abstract

A dynamic anti-magnetic levitation multi-dimensional density measurement device and method, comprising: a linear magnetic field generating device, a rotating platform, an image acquisition module and a control detection module, the linear magnetic field generating device and the image acquisition module are respectively arranged on the rotating plane of the rotating platform, The control detection module is connected with the rotating platform and outputs motion control instructions, and the image acquisition module collects the image acquisition data of the test sample and outputs it to the control and detection module; by adjusting the rotation speed of the rotating platform, the suspended pose of the test sample in different steady states is obtained , and obtain the spatial position information of the test sample according to the image acquisition data, and discretize the interior of the test sample to obtain the multi-point and multi-dimensional density test results of the test sample. The invention can realize the multi-point and multi-dimensional density measurement of the detection sample, so as to comprehensively evaluate the processing technology of the detection sample.

Description

technical field [0001] The present invention relates to a technology in the field of physical detection, in particular to a dynamic anti-magnetic levitation multi-dimensional density measuring device and method. Background technique [0002] As a basic physical property of matter, the precise measurement of density is widely used in many fields, such as material performance evaluation, physical and chemical experiment process characterization, biological protein and cell detection, etc. It plays a key role in many fields, and is related to the quality production of materials It is an important link in industries such as technical safety, diagnosis and treatment of biological diseases. In recent years, commonly used density measurement methods include balance weighing method, density gradient meter method, microchannel resonance method, microwave measurement method, etc. However, most of the above-mentioned commonly used detection methods can only obtain the average density ...

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Problems solved by technology

[0003] Aiming at the limitations of existing density detection methods that cannot realize multi-dimensional density measurement, complex operation, and slow response speed, the present invention proposes a dynamic anti-magnetic levitation multi-dimensional density measurement device and method, which can test samples with irregular shapes in gravity, Stable suspension under the action of buoyancy, magnetic force and centrifugal force; by adjusting the rotation speed of the rotating platform, the suspension pose of the test sample in different steady states can be obtained, and the multi-point and multi-dimensional density measurement of the test sample can be realized through image acquisition and discretization processing. In order to comprehensively evaluate the processing technology of the test sample

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