1Overview of functions

This machine has up to 500TThe pressure is driven by an independent hydraulic system to drive the large stroke oil cylinder, and the oil cylinder drives the extrusion plate to complete the extrusion deformation test of the battery. The test accommodating plate can be adjusted up and down to obtain the best test position. It can have the test effects of piercing and extrusion at the same time, and can provide different extrusion deformation and duration in sections according to the set procedures. In the work, the corresponding program can be selected according to the test purpose, and the corresponding test process can be completed and the corresponding test data can be obtained.

4.2Basic parameters

Configuration power supply: AC 380V/50Hz； 

Applicable specifications:

 aExtrusion space: long *Width * height (mm):3000*2000*1000.

 bApplicable battery: can carry out cell monomer or combined cell package (not applicable to 3CCell)

Equipment weight: about 3.5tons

Device size: Device: long xWidth x height is approximately equal to 6200x2300x1700mm

Hydraulic system: long xWidth x height is approximately equal to 1200 × 1000 × 1200 mm

Extrusion head center height: 1000mmAdjustable range of platen 0-300mm

Spray Color: International Warm Grey 1C

Qualified rate: 99.5 per cent

Technical parameters: machine extrusion pressure 5000KN; Travel 1000mm.

Suitable for battery:

Battery pack: length × width × thickness: ≤ 3000× 2000 × 1000(mm).

b\Multiple batteries can be extruded as a group at the same time.

2Machine extrusion parameters: extrusion force up to 20O kNOr stop extrusion when the amount of extrusion deformation reaches 30% of the overall size of the extrusion direction.

4.3Puncture needle requirements:

The surface of the needle is smooth, free of rust, oxide layer and oil, high temperature resistance, and the needle tip angle is 60°Maximum thrust500Tons, resolution0.1tons; with-load needling speed5mm/s~100mm/sArbitrarily adjustable within the range, resolution1mm/s; with load extrusion speed5mm/s~50mm/sArbitrarily adjustable within the range, resolution1mm/min; The total needle extrusion stroke is not less1m; extrusion needling direction:XwithYdirection can be completed; the diameter of the steel needle is20mm, length500mm; The steel needle chuck can clamp the diameter5mmTo25mmThe steel needle is convenient for disassembly and assembly.

4.4Process performance

Four-column horizontal pressure mechanism, maximum 500Tpressure, which can pierce and squeeze the battery, respectively.

1000mmOil pressure stroke, running speed can be adjusted automatically.

Preset and adjustable squeeze hold time.

The test platform has a large space, a large range of battery applications, and can accommodate multiple batteries at a time.

The test platform can be adjusted up and down (0-300mm), The platform size is 3000*2000mm to obtain different placement heights, bearing 1000KG.

Extrusion head type: R75Semi-cylinder, shaped plate, etc.

Force control accuracy: ± 1%;

Displacement control accuracy: ± 1%;

Voltage control accuracy: ± 1% FSR

Temperature measurement accuracy: ± 1℃, display resolution 0.1 ℃ (temperature with automatic acquisition function);

Displacement speed: 0 mm/s ~ 25 mm/s, proportional valve automatic speed regulation;

Accessibility: 4Channel temperature acquisition (temperature range 0 ℃ ~ 1200 ℃),4-channel voltage acquisition, 4-channel video recording function, data automatically exported to the computer hard disk.

Meet the functional requirements: fixed load, positioning displacement test, force and displacement multi-stage maintenance test

Covered light curtain protection, convenient, reliable and safe.

The working space is a closed structure.

Using PLCAutomatic control, man-machine interface preset a variety of working modes, simple and intuitive operation.

The whole machine is safe and stable in operation, reliable in control and convenient in operation.

Data acquisition voltage, temperature, pressure, speed and other parameters synchronous output and record storage data, export to EXCELFormat and generate a graph. The frequency of data acquisition can be set at will, and the minimum time is 1s.

Voltage signal input has reverse connection function or automatic gear identification function (abnormal display after overrange, but can not damage the data acquisition system).

4.5.System camera:

1Color:Color

2, lens focal length: 8MM

3Effective distance: 30More than meters

4Horizontal clarity: 700TVL

5Shutter speed: 1/50(1/60)-1/1000000 (sec)

6Infrared wavelength: 850nm

7, infrared lamp distance: 5-50m(Automatic switch)

8, 2Road video-10bit video ADC, with 4H comb filter, color correction and AGC function, high definition and good quality

9, 2Road output: VGA preview display (full screen or multi-screen split),TV output monitoring (multi-channel round-robin)
10. Video capture resolution:
PAL: D1 (704x 576) / CIF (352x 288) / QCIF (176x 144), and Multimedia Format (320x 240)

NTSC: D1 (704x 480) / CIF (352x 240) / QCIF (176x 120), and Multimedia Format (320x 240)

13Video recording and playback speed: video channels per channel maximum 25Frames per second (PAL)/30 frames per second (NTSC)

14Image adjustment: video brightness, contrast, hue and saturation are adjustable;

15, a variety of video modes: dynamic video, sensor automatic capture video, timing video and continuous video
16, PTZ/fast ball control: each road can be independent PTZ or fast ball control, support a variety of protocols

17, multi-user rights management settings, support setting user operation permissions

18Video memory, add mobile hard disk, video surveillance system compatible with mobile hard disk, storage.

192. Monitoring and lighting system: all have explosion-proof function (such as explosion-proof lighting, communication lines, wires, etc. need to be installed with metal sleeves).
4.6Ordering Precautions

Provide the external dimensions of the extrusion head when ordering; or make the extrusion head as specified in the standard.

All electric box control lines and power lines shall be installed with national standard line numbers or wiring terminals, and the control switches shall be of a unified brand.

The final electrical schematic diagram, manual and other equipment shall be clearly marked to avoid difficulties in subsequent maintenance.

Emergency control and leak-proof measures are required for high-pressure oil and return oil pipes.