1. Productcharacteristic

The equipment for the power battery gravel sand and dust impact test machine consists of: a gun assembly, a collision box, a sample device fixture, a feeding funnel device (including a vibrator), an electronic control system, and an air compressor (optional). Each part is a standard component that can be combined, assembled, and used for quick loading and unloading, making it convenient and practical to meet all major automotive material peeling tests.

2Sample Description

This testing equipment prohibits the testing and storage of flammable, explosive, and volatile substance samples; Testing and storage of corrosive substance samples; Testing or storage of biological samples; Testing or storage of fluids;

3. Performance parameters

1. Test environment conditions

The ambient temperature is 5-35 ℃, the relative humidity is ≤ 85% RH, and there are samples in the test chamber

Pressure range: 0-1Mpa (adjustable) (customer provided gas source)

Excluding the funnel part, it can also be customized according to the size of the tested part;

Heating rate: from room temperature to 100 ℃ ≤ 25 minutes;

Cooling rate: from room temperature to -30 ℃ ≤ 45 minutes;

Temperature deviation: ± 1 ℃ at constant temperature; ± 3 ℃ during impact;

2. Testing standards

SAE J400 Anti Stone Testing of Automotive Surface Coatings

ISO 20567-1 "Determination of stone impact resistance of paints and varnishes coatings - Part 1: Multiple impact tests"

DIN 55996-1:2001 "Testing of Stone Impact Strength of Coating Materials - Part 1: Multiple Impact Test"

ASTM D3170-03(2007)

GME 60268-96

GMW14700

GM9508P

MGR ES30.AD.149

ISO 20567-1-2005

NES M0007 Section 28

DIN EN ISO20567-1-2007

3. Working pressure range

0~5.0 kgf/cm2/grade 1.6, up to 8.0 kgf/cm2 can be adjusted according to the actual gas source pressure of the customer

4. Flow range

0~0.08m3/S (adjustable)

5. Inner diameter of compressed air pipe

12.7mm, 19mm or larger

6. Air tank capacity

Air tank capacity: 136L

7. Inner diameter of gun barrel

52.6mm/290mm

8. noise

≦120dba

9. Operation mode

Suitable for continuous operation

10. test medium

Gravel, sand, steel sand (pellets), iron sand (pellets)

11. feed rate

Adjustment through electromagnetic vibration feeder

12. airflow pressure

Flow rate: The built-in storage of compressed air maintains a constant pressure and flow rate, which can be controlled by a regulating valve at the nozzle.

13. Spray angle

Adjustable within the range of 0-180 °

14. feeding method

Automatic feeding, adjustable feeding speed

15. Operation mode

Both continuous and intermittent spraying can meet the requirements

16. controller

7-inch color touch screen controller

17. Spray gun

VDA: 30.0 ± 0.5 mm 1 piece, SAE: 52.6 ± 0.5 mm 1 piece;

18. working hours

0-999S adjustable

19. Vibrating time

0-999S adjustable

20. Number of cycles

0-99 adjustable

21. Equipment color

The whole machine is 7035 milky white spray painted and the control panel is red.

22. Equipment appearance material

Sheet metal+baking paint

remarks:

4. Structural features

1. Materials

Collision chamber, feed inlet; The electrical control cabinet is made of cold-rolled steel plate and surface spray treated.

2. Wheels:

Adjustable height and levelness (with level gauge attached).

Overall structure:

The gun assembly, collision box, sample device fixture, and collection box can be replaced and installed according to different needs. Detachable.

control panel:

Touch screen controller, test start switch, power switch, air source switch, emergency stop switch, operation indicator light, alarm indicator light.

air compressor

Piston type low-noise maximum output pressure 1.2Mpa

5Safety protection device

Protective device

When the collision box or sample device fixture is in an open state, the circuit and gas path are automatically disconnected.

other:

Main power phase sequence and phase loss protection. Leakage protection. Automatic detection of low overpressure, overload, leakage protection, fault sound warning and other functions.

6Usage conditions (guaranteed by the user for the following conditions)

Venue:

The ground is flat, well ventilated, and free of flammable, explosive, corrosive gases and dust

There is no strong electromagnetic radiation source nearby

Ground bearing capacity of the venue: not less than 300kg/㎡

Leave appropriate maintenance space around the equipment

environmental condition

Temperature: 5 ℃~35 ℃ Relative humidity: ≤ 85% RH

power supply

AC220V three-phase four wire+protective earth wire; 1.5KW

Voltage allowable fluctuation range: AC (1 ± 10%) 380V

Allowable frequency fluctuation range: (1 ± 1%) 50Hz

The grounding resistance of the protective grounding wire is less than 4 Ω; TN-S power supply or TT power supply

Require users to configure corresponding capacity air or power switches for the equipment at the installation site, and this switch must