Product Description
| Item | Specification |
| Internal dimension | 800W*800D*800Hmm |
| External dimension | 1300W*1000D*1700Hmm |
| Test sample | Size W20cm- L30cm-D15cm, weight 0.5kg |
| Chamber material | SUS304 Stainless steel |
| Specifications of square mesh sieve | Mesh hole 75um, mesh metal wire diameter 50um |
| Talcum powder amount | 2kg/ m |
| Airflow speed | No more than 2m/s |
| Door | Left open door with tempered glass door |
| Controller | PLC Touch Screen controller, programmable to set as below cycle: a. Blowing dust time (Stop/Blow) m/s b. Cycle time: can be adjusted c. Pre-set test time: 0s ~99m99s |
| Vacuum system | Pressure gauge, air filter, Pressure regulating FRL, connecting pipe, Vacuum pump |
| Vacuum pump capacity | 60-600 L/H |
| Fan | Centrifugal fan |
| Safety protection devices | Meter over-temperature function, Phase shortage protection, Power short-circuit protection |
Automotive parts sand and dust test chamber design overview
1. Main body of the test chamber
- Material selection: Stainless steel is used to ensure corrosion resistance and easy cleaning.
- Structure: airtight rectangular box with dimensions assumed to be 1.5 meters long, 1.2 meters wide, 1.8 meters high, and a volume of 3.24 cubic meters.
2. Sand and dust supply system
- Sand dust storage: Equipped with sand dust storage box with dustproof cover to prevent sand dust leakage.
- Injecting device: Using air jet device, sand dust is evenly sprayed into the test chamber through pipeline.
- Recycling device: The air extraction system will pump the sand dust back to the storage box to realize the recycling of sand dust.
- Filtration system: Installation of high efficiency air filter to prevent the sand dust from leaking to the outside, regular cleaning or replacement of the filter.
3. Air control system
- Temperature regulation: electric heater and compressor refrigeration system are installed at the bottom and top to control the temperature inside the test chamber.
- Humidity control: humidifier and dehumidifier are equipped to regulate the humidity inside the test chamber.
- Air flow regulation: Use fan and air duct to control the air flow speed and direction to ensure uniform distribution of sand and dust.
4. Sample Placement System
- Sample holder: Adjustable height and angle of stainless steel sample holder, adapting to different sizes and shapes of parts.
- Fixing method: Use clamps or bolts to fix the samples to prevent them from moving under the sanding dust blowing.
5. Observation system
- Observation Window: Dust-proof and impact-resistant observation window is installed to ensure the visibility of the test process.
- Lighting device: Equipped with LED lights to provide sufficient illumination for observing the condition of the parts.
6. Control system
- Hardware: PLC (Programmable Logic Controller) and touch screen operation interface are adopted.
- Function: Setting and monitoring parameters such as sand and dust concentration, temperature, humidity, airflow speed, etc., real-time display and recording of test data.
7. Safety Protection System
- Emergency stop button: installed on the outside of the test chamber, in case of emergency, the test can be stopped immediately.
- Pressure relief valve: set up a safety relief valve to prevent excessive pressure inside the test chamber.
8. Cleaning and maintenance system
- Dust Discharge: Equipped with an air extraction system to discharge the excess sand and dust outside the chamber to the external storage box.
- Chamber cleaning: designed with automatic cleaning function, using compressed air to blow the interior of the chamber, and regular manual cleaning of sand and dust deposits.
Engineered for Precision and ProtectionThis test chamber provides a meticulously controlled environment to replicate challenging sand and dust conditions. The use of corrosion-resistant stainless steel and an adjustable air flow system ensures that automotive parts are thoroughly evaluated for resistance to wear and particle ingress. Its programmable touchscreen control grants intuitive operation, while overpressure and overtemperature protections guarantee safety throughout testing.
Comprehensive Observation and Data CollectionEquipped with a tempered glass observation window and bright LED internal illumination, users can monitor test progress in real time. The high-precision digital LCD display, with rapid two-second response, coupled with connectivity options such as RS232/USB interfaces, facilitates detailed data acquisition and streamlined test analysis.
Effortless Maintenance and Flexible ApplicationDesigned with a single hinged sealed door and easy-access structure, routine maintenance is both quick and convenient. The chamber's versatility accommodates a range of specimen sizes and quantities, supporting up to three samples with programmable cycles tailored to different testing protocols-ideal for verifying ingress protection standards and assessing long-term durability for automotive parts.
FAQ's of Automotive parts sand and dust test chamber:
Q: How does the chamber simulate sand and dust environmental conditions for automotive testing?
A: The chamber utilizes an adjustable turbine air flow system to introduce sand and dust particles of selectable sizes (under 75 m) into a controlled environment. Parameters like air flow speed, temperature (ambient to 60C), and humidity (10-95% RH) are programmable, accurately replicating real-world exposure and ingress scenarios for automotive parts.
Q: What benefits does the corrosion-resistant stainless steel construction provide?
A: The corrosion-resistant stainless steel, with hardness rating HRC 45-50, provides robust protection against chemical and mechanical wear, ensuring the chamber maintains its structural integrity and performance even after frequent exposure to abrasive sand and dust during testing.
Q: When is the use of this sand and dust test chamber necessary in automotive manufacturing?
A: This chamber is essential during the design validation and quality assurance phases, when automotive parts and enclosures must be tested to guarantee durability, ingress protection (IP ratings), and resistance to environmental factors before the products are released to market.
Q: Where can users observe their samples during testing?
A: Samples can be observed through the chamber's tempered glass window, which, together with internal LED lighting, allows users to visually monitor test progress under safe, well-illuminated conditions without interrupting the test cycle.
Q: What process is followed to operate and monitor tests in the chamber?
A: Operation is fully automated via a programmable touchscreen control interface. Users input test parameters such as speed (0.5-8 m/s), duration (1 min to 99 hr), temperature, and humidity, while real-time data and status are displayed on a digital LCD. Timed and cyclical testing programs can be set depending on the protocol.
Q: How is maintenance managed with the chamber design?
A: Maintenance is simplified by the easy-access single hinged sealed door, which allows for quick internal cleaning and component checkups. The stainless steel construction also reduces the need for frequent repairs or replacements due to material degradation.
Q: What are the primary advantages of using this chamber for automotive parts testing?
A: The main advantages include precise simulation of sand and dust exposure, improved reliability of test results, rapid and programmable operation, and ability to test multiple specimens simultaneously. These features together help automotive manufacturers ensure their products meet stringent durability and ingress protection standards.