Taguchi method-based thermal-optimization method of machine tool spindle

Abstract

The invention discloses a Taguchi method-based thermal-optimization method of a machine tool spindle. The method includes: determining quality parameters of the machine tool spindle; determining key parameters of the machine tool spindle on the basis of the quality parameters; determining test combinations on the basis of the key parameters, and screening the test combinations through a Taguchi method to obtain a test combination after screening; carrying out a machine tool spindle test on the basis of the test combination after screening, and obtaining a test result; analyzing the test resultto obtain optimal thermal performance parameters of the machine tool spindle; and carrying out thermal optimization on the machine tool spindle on the basis of the optimal thermal performance parameters. The invention also discloses a thermal-optimization device of the machine tool spindle on the basis of the Taguchi method. Through using the Taguchi method to screen the test combinations in an optimization process, the better test combination is selected for a test, computational complexity in the optimization process is reduced, and thus the machine tool spindle is more quickly, more comprehensively and more accurately optimized.

Description

technical field [0001] The invention relates to the field of industrial control, in particular to a thermal optimization method and thermal optimization device for a machine tool spindle based on the Taguchi method. Background technique [0002] With the continuous development of domestic science and technology, the quality of products available to ordinary users is getting higher and higher, which leads to higher and higher quality requirements of users. For example, in the traditional manufacturing industry, CNC machine tools are the basis of the manufacturing industry. The size of the degree determines the accuracy of its products. [0003] A large number of current studies have shown that there are many factors that affect the machining accuracy of CNC machine tools, such as geometric errors, fixture errors, tool wear, and thermal errors, among which thermal errors are one of the most influential factors on errors. Therefore, technicians Research on the thermal characte...

AI Technical Summary

Problems solved by technology

[0005] In order to overcome the technical problems of complex optimization methods and high computational complexity in the prior art for optimizing the spindle system, embodiments of the present invention provide a thermal optimization method and optimization device for machine tool spindles based on the Taguchi method. The test combination in the optimization process is screened, and a better test combination is selected for the test, which reduces the computational complexity in the optimization process, so that the machine tool spindle can be optimized faster, more comprehensively and more accurately

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