Engineered and manufactured by a Vietnamese team

Ultrasonic mask ear-loop spot welding machine engineered by VietSonic

A 28 kHz, 300 W spot-welding solution with a pneumatic mechanism for bonding elastic ear loops to nonwoven mask bodies. The machine is suitable for businesses seeking a welding station that can be tuned to their product samples and production setup.

28 kHzUltrasonic frequency
300 WRated power
PneumaticPressing mechanism
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VietSonic ultrasonic mask ear-loop spot welding machine in operation

Businesses need a welding machine matched to the product in production

Mask body materials, ear-loop types, attachment positions, and appearance requirements can vary from one order to another. The performance of the welding station therefore depends on the compatibility of the horn, support fixture, pressing force, and ultrasonic activation time. These factors should be tested on actual samples before the final configuration is confirmed.

01

The weld must be positioned accurately

The fixture must hold the mask body and ear loop securely during the pressing cycle. When material placement is controlled, operators can repeat the process more consistently and reduce positional variation between products.

02

Parameters must match the materials

Power, welding time, and air pressure must be adjusted according to the nonwoven mask body, ear-loop material, and weld area. Suitable settings help create the bond without applying excessive energy to the surrounding material.

03

The machine must be practical to operate

The working position, pneumatic mechanism, and controls must suit the production rhythm. A clearly configured system also helps businesses train operators and handle basic adjustments more efficiently.

The video shows the ultrasonic spot welding machine in operation

The video below shows the machine configuration, pressing mechanism, and the process of welding an ear loop to a mask body. Businesses can directly review the welding-station layout before discussing their product samples in greater detail.

VietSonic develops machines around product requirements

Machine-building capability is demonstrated by the ability to coordinate the ultrasonic, mechanical, pneumatic, and control systems. In a mask ear-loop welding machine, these systems must work together at the correct moment to create a weld at the specified position.

  • Receive samples of the mask body and ear loop, together with the required weld positions and number of weld points.
  • Evaluate the weldability of the material combination and select a suitable weld-point geometry.
  • Design the welding horn, support base, or fixture for the required bonding area.
  • Assemble the 28 kHz ultrasonic system, pneumatic mechanism, and control system.
  • Conduct trial runs, adjust the settings, and verify the results on samples before delivery.
The final configuration must be based on actual samples. The machine shown in the video operates at 28 kHz and 300 W; the fixture, control method, and integration approach can be adapted to the requirements of each production line.

Specifications of the featured machine

Ultrasonic frequency28 kHz
Power300 W
Pressing mechanismPneumatic
Materials shownNonwoven mask body and elastic ear loop
Bonding methodSpot welding using ultrasonic vibration
AdjustmentConfigured according to the sample, weld position, and operating requirements

The coordination process helps businesses verify the solution before investing

A productive technical discussion should begin with the product sample and production objectives. The process below helps both parties define the machine scope, evaluation criteria, and delivery conditions.

01

Submit samples and requirements

The business provides samples of the mask body and ear loop, the weld positions, number of weld points, and target output.

02

Technical evaluation

VietSonic evaluates the materials, welding area, and machine-layout options.

03

Manufacturing and trial operation

The machine is assembled, configured, and adjusted using the samples to verify the operating process and weld-point results.

04

Delivery and operator guidance

The technical team provides operating instructions, explains basic adjustments, and identifies the points that should be checked during use.

Submit samples for a suitable machine configuration

Businesses that need to weld mask ear loops, upgrade an existing welding station, or establish a dedicated production stage can send samples to VietSonic. The technical team will discuss the materials, operating process, target output, and manufacturing approach before proposing a configuration.

Call to discuss your samples