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RPS-W20
RPS-SONIC
8515900090
Digital Control Ultrasonic Welding Machine Plastic Welder with Easy & Heavy Adjustment horn
An ultrasonic welding machine is a high-frequency industrial device that uses ultrasonic vibrations (typically 20kHz–40kHz) to join thermoplastic materials without using glue, screws, or external heat sources. The vibration energy is transmitted through a sonotrode (horn) into the plastic parts, creating rapid molecular friction at the contact surface. This generates localized heat that melts and fuses the materials together in a very short time.
The Digital Control Ultrasonic Welding Machine with Easy & Heavy Adjustable Horn is an advanced version that allows precise adjustment of welding force, amplitude, and energy output, making it suitable for both delicate and heavy-duty plastic welding applications.
Welding principle
The electronic energy is converted into mechanical energy by ultrasonic vibration, and then the energy is transmitted to the contact surface of the plastic bow and arrow by the welding head (HORN), so that the principle of intense friction and heat generation occurs between the molecules, and the product is instantly melted and combined into one. Processing is fast, clean, beautiful and economical.
Welding range: toy industry, stationery industry, home appliance industry, electronics industry, food industry, communication industry, transportation industry, aerospace and so on.
Ultrasonic welding completes each weld in 0.1–2 seconds, significantly improving production efficiency compared to traditional methods.
The process does not require adhesives, screws, or solvents, reducing production cost and eliminating contamination.
It produces high-strength molecular bonding with smooth, flash-free appearance.
The digital system allows accurate adjustment of energy, time, pressure, and amplitude for different plastic materials and thicknesses.
The “easy & heavy adjustment horn” design enables the machine to handle both light precision parts and thicker, high-strength components, increasing application flexibility.
No heating plates or adhesives means less wear, lower maintenance, and stable long-term operation.
Ultrasonic welding is mainly used for joining plastic components quickly, cleanly, and permanently. It is widely applied in mass production environments where high efficiency and consistent quality are required.
Typical uses include:
Plastic housing assembly
Electronic product enclosure welding
Automotive interior plastic parts
Medical disposable product sealing
Packaging box welding
Small appliance component assembly
PET packaging
In PET applications, ultrasound can quickly reach high melting points and increase yield. Sealing and separation of blister can be realized, Kaifeng and genuine anti-counterfeiting functions can also be easily implemented.
Soft drink packaging
Ultrasonic welding is particularly suitable for coated cardboard packaging materials. Although the product is wet, it can still ensure the tightness of the weld seam, and it does not matter whether it has an aluminum film. The nozzle can be integrated normally. Short sealing time and high yield. Repeatable welding parameters ensure consistent seal quality.
Film packaging
Ultrasonic energy safely separates residual product in the weld zone to ensure absolute sealing. So that it can be significant. Reduce the number of packaging leaks and increase product durability. Lingke Ultrasound in stand-up bag, zipper bag and hose bag.This advantage is fully demonstrated in longitudinal continuous welding and horizontal intermittent welding.
Shell & top cover
The sealing of the top cover film, the welding of the sealing ring and the sealing of the filter packaging are the most important kinds of solutions using ultrasound
To the application. The welding mold positions the film by vacuum. Heating-free molds ensure durability and protect the product.
