A Method for Determining Process Parameters of Ultrasonic Vibration Aging

Abstract

The invention relates to a method for determining ultrasonic vibration aging process parameters, which is characterized in that the process parameters of ultrasonic vibration aging are determined by utilizing a combination method of a finite element numerical simulation technology and an orthogonal test method; Firstly, the finite element numerical simulation technology is utilized to study the ultrasonic vibration aging process to determine the main process parameters included in the ultrasonic vibration aging process. Then an orthogonal test method is utilized to develop an ultrasonic vibration aging experiment scheme to carry out experimental study and obtain the method for determining the parameters of the ultrasonic vibration aging process. By utilizing the method to determine the ultrasonic vibration aging process parameters, the problems that the main technical parameters included in the ultrasonic vibration aging process are not perfect and the determination of the ultrasonic vibration aging process parameters still relies mainly on experience are solved. Finally, the stable aging effect can be obtained after the work piece is subjected to ultrasonic vibration aging treatment.

Description

technical field [0001] The invention relates to the technical field of vibration aging, in particular to a method for determining technological parameters of ultrasonic vibration aging. [0002] technical background [0003] The vibration aging technology is to make the sum of the internal residual stress of the workpiece and the additional vibration stress exceed the yield limit of the material through vibration, and produce a small amount of plastic deformation inside the material, thereby reducing the residual stress inside the material. Vibration aging technology has the characteristics of good treatment effect, short treatment time, less environmental pollution, low energy consumption, and easy on-site operation. technical possibility. Therefore, research on vibration aging technology has very important engineering application value, and can provide technical support for the promotion and application of vibration aging technology. [0004] The vibration aging process d...

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Problems solved by technology

[0012] In view of the fact that the main process parameters included in the ultrasonic vibration aging process are not yet perfect and the determination of the ultrasonic vibration aging process parameters still mainly depends on experience, resulting in the inability to obtain a stable aging effect after the workpiece undergoes ultrasonic vibration aging treatment, the present invention proposes a method for determining The method of ultrasonic vibration aging process parameters, that is, the combination of finite element numerical simulation technology and orthogonal test method to determine the process parameters of ultrasonic vibration aging process, firstly use finite element numerical simulation technology to determine the main process parameters included in the ultrasonic vibration aging process, and then Determination Method of Ultrasonic Vibration Aging Process Parameters Obtained by Orthogonal Test Method

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