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- Ultrasonic Plastic Welding
- Ultrasonic Plastic Welding Machine



Ultrasonic Plastic Welding Machine
Precision Control, Stable Performance, Perfect Welding Quality
MECSTECH’s ultrasonic plastic welding systems are industrial-grade solutions designed to join a wide range of plastic materials with high speed and precision.
With a wide automatic tuning range and precise amplitude control, the system maintains stable output even under temperature fluctuations and varying load conditions, minimizing defect rates and ensuring consistent welding quality.
In addition, superior durability and a highly stable circuit design result in significantly lower failure rates compared to conventional systems, enabling reliable long-term operation.
Key Features
Wide automatic tuning range
Maintains optimal oscillation despite temperature rise, horn wear, and environmental changes
Operating frequency display and memory function
Automatically stores frequency after welding for stable operation and easy inspection of the vibration unit
Advanced digital circuitry for precise frequency and amplitude control
Ensures stable ultrasonic output and accurate oscillation control despite environmental changes or component tolerances
Soft start function
Prevents impact at initial oscillation, extending horn life and reducing the risk of damage
Electronic amplitude adjustment (50–100%)
Allows easy digital amplitude control without changing the main horn or machining tool horns
Precision overload protection system
Protects the amplifier by continuously monitoring current, voltage, phase, and frequency
LCD monitoring system
Displays welding conditions, frequency, and error information in real time
Pass/fail evaluation by energy and time modes
Automatically analyzes welding results to support quality control
Two-stage speed control of pneumatic drive
Improves both welding precision and productivity (High-speed descent → low-speed welding → high-speed return)
360° rotatable vibration unit structure
Detachable vibration unit with full 360-degree rotation for easy and flexible setup
Cast jig plate with horizontal adjustment (optional)
Vibration-absorbing structure for precise height adjustment and stable positioning
Work table (optional)
Mobile work table with profile structure, allowing amplifier storage and level fixation
Load cell pressure trigger system (optional)
Automatically starts ultrasonic oscillation upon reaching a preset pressure for precision welding
RS-232C / RS-485 ultrasonic data communication (optional)
Enables data integration with external equipment and real-time status monitoring