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Ultrasonic Plastic Welding
Ultrasonic Welding Unit
Product Overview


Ultrasonic Welding Unit
Precision Control, High-Efficiency Vibration, Ready for Automated Production Lines
MECSTECH’s ultrasonic plastic welding unit is a modular system composed of an ultrasonic amplifier, oscillator, multi-purpose head, and vibration unit.
It is designed for easy integration into automated or semi-automated production lines as a stand-alone unit, making it ideal for customized system configurations.
This unit serves as a core component in various ultrasonic applications such as multi-staking systems, insert welding lines, and continuous sealing machines, delivering high productivity and reliability through stable ultrasonic output and precise control.
Ultrasonic Amplifier Features
01
Fully digital control architecture for precise and stable output regulation
02
Built-in timer functions (delay, welding, holding time) for detailed process settings
03
Automatic frequency tuning system with ultra-fast tuning within 10 ms
30kHz: ±1kHz / 20kHz: ±700Hz, with automatic re-tuning when vibration units are changed
04
Digital amplitude control within the range of 80–100%
05
Enhanced stability through overload, overcurrent, voltage detection, and phase monitoring
06
Consistent amplitude control ensures high welding efficiency and uniform quality
07
RS-232C / RS-485 ultrasonic data communication support (optional)
Ultrasonic Oscillator Features
01
Cost-effective amplifier structure suitable for automation equipment and special-purpose machines without a separate control unit
02
Equipped with AVR, full auto-tuning, and amplitude control to ensure stable production quality
03
Comprehensive overload protection circuitry to minimize damage to the amplifier and vibration unit
04
Specifications: 30kHz / 1,000W, 20kHz / 2,000W, 15kHz / 3,000W
05
Supports external signal interfacing for ultrasonic activation timing control and overload signal output
Multi-Purpose Head Features
01
Pneumatic cylinder (Ø63 mm) capable of delivering up to 200 kg of pressure
02
Easy installation on automatic and semi-automatic equipment
03
Built-in internal trigger mechanism and precise stroke adjustment
04
LM guide structure enables high-precision linear motion and excellent repeatability
Specifications
Model No.
MT-2515 / MT-2020 / MT-1030
Frequency
15 / 20 / 30 kHz
Max Output
2500 / 2000 / 1000 W
Line voltage
AC 220 V (Single phase) / 50-60 Hz
Ultrasonic Generator
Size
Weight
285(W)x530(L)x134(H)mm
10 kg
Horn Material
Aluminum / Titanium