Standards:

Applications:

This equipment is widely used in waterproof and sealing verification of smart watches and wearable electronics. It covers multiple production stages including middle frame incoming inspection, front housing assembly testing, rear housing component testing, and final product sealing validation. It is used to evaluate sealing integrity of buttons, housing joints, display bonding areas, heart rate sensor windows, charging pins, speaker vents, and pressure sensor structures. It is widely applied in smart wearable manufacturing, consumer electronics quality control, and waterproof device testing laboratories.

Product Information:

The Smart Watch Air Tightness Testing Equipment is designed for precision sealing performance evaluation of smartwatch components and finished products. It includes both positive pressure and differential pressure testing systems. The equipment detects micro-leakage by monitoring pressure changes or pressure differences, ensuring reliable waterproof performance for daily wear conditions such as washing hands, sweating, rain exposure, and swimming. It is a critical quality assurance system for wearable device manufacturing.

Standards

(1) IEC 60529 (IP Code protection classification)

(2) ISO 20653 (Degrees of protection for electrical equipment)

(3) GB/T 4208 (Enclosure protection standard)

(4) GB/T 2423.23 (Environmental sealing and pressure testing methods)

(5) ISO 22810 (Water-resistant watches standard)

(6) Internal quality control standards for wearable electronic sealing verification

Parameters

Item	Specification
Test Methods	Positive pressure / Negative pressure / Differential pressure
Typical Pressure Range	0–25 kPa (positive pressure)
Differential Pressure Method	High-precision real-time comparison
Sensor Accuracy	High precision differential pressure sensor
Detection Type	Micro-leakage detection
Test Medium	Dry compressed air
Control System	PLC + touchscreen interface
Data Output	USB / Ethernet export
Application Mode	Multi-station production line testing

Features

(1) Supports multiple testing methods including positive pressure, negative pressure, and differential pressure

(2) High-precision micro-leakage detection suitable for waterproof wearable devices

(3) Stable performance for mass production line integration

(4) Fast cycle testing suitable for high-efficiency assembly lines

(5) Multi-stage testing covering full smartwatch assembly process

(6) High sensitivity pressure monitoring for tiny leakage detection

(7) Modular fixture design adaptable to different smartwatch models

(8) Automatic judgment and data traceability for quality control systems

Accessories

(1) Customized sealing fixture for smartwatch housing

(2) Differential pressure sensor module

(3) Multi-channel pressure control unit

(4) PLC control system with touchscreen interface

(5) Standard leakage calibration unit

Test Procedures

(1) Place smartwatch component or finished product into the dedicated fixture

(2) Select appropriate test method (positive, negative, or differential pressure)

(3) Set test pressure and duration parameters

(4) Start pressurization and enter stabilization phase

(5) Monitor pressure variation or pressure difference in real time

(6) System automatically evaluates sealing performance

(7) Output OK/NG result and store test data for traceability

Maintenance Information

(1) Regular calibration of pressure sensors to ensure detection accuracy

(2) Inspect sealing fixtures for wear and deformation

(3) Maintain clean and dry air supply to avoid contamination

(4) Periodically check tubing and valves for leakage

(5) Perform system diagnostics and software updates regularly

Conclusion

The Smart Watch Air Tightness Testing Equipment provides a comprehensive solution for waterproof sealing verification across multiple production stages of wearable devices. It ensures stable product performance under real-life usage conditions, improves manufacturing yield, and supports strict quality control requirements for smart wearable products.

FAQ

(1) What is this product?

The Smart Watch Air Tightness Testing Equipment is a precision system used to evaluate the sealing performance of smartwatch components and finished products. It detects micro-leakage through pressure or differential pressure methods to ensure waterproof reliability in daily use conditions.

(2) What is this product used for?

It is used for waterproof and sealing inspection of smart watches during production. It tests components such as housing, buttons, sensors, charging ports, and speaker vents to ensure full-device sealing integrity.

(3) What is the working principle of this product?

It works by applying positive or negative pressure to the sealed product and monitoring pressure changes or pressure differences. Leakage is determined based on stability deviation or differential pressure variation within a defined time.

(4) Why is this product important?

It ensures smart watches can withstand real-life water exposure such as rain, washing, and swimming. It improves product reliability, prevents water damage to internal electronics, and ensures compliance with waterproof standards.

(5) What industries is this product suitable for?

It is widely used in smart wearable manufacturing, consumer electronics production, waterproof device testing laboratories, and quality control departments of electronic product manufacturers.