Ultrasonic cleaning has developed to this day and has been widely used in various fields of industry and even in people's daily lives. Practice at home and abroad has shown that ultrasonic cleaning is the most effective and indispensable cleaning method in industry today. Ultrasonic cleaning is mainly used in strict situations, especially in parts with complex geometric shapes that have undergone precision machining in the production process of electronic components, such as the plunger, sleeve, oil outlet valve body, optical instruments, clock parts, precision transmission components, high-precision bearings, paint pre-treatment in the automotive industry, electroplating pre-treatment in the electroplating industry, vacuum ion plating pre-treatment, and so on, Ultrasonic cleaning machines are becoming increasingly indispensable.

Ultrasonic cleaning has developed to this day and has been widely used in various fields of industry and even in people's daily lives. Practice at home and abroad has shown that ultrasonic cleaning is the most effective and indispensable cleaning method in industry today. This article focuses on describing the physical characteristics, principles, functions, methods, and usage of ultrasonic cleaning.