Lithium battery industry vacuum box helium leak detection system

Vacuum box leak detection system

  • High level of automation: wiring, automatic loading and unloading
  • High detection accuracy: the minimum detectable leak rate of the leak detector is E-12Pa.m3/S
  • Quality performance assurance: Mainly configured with global centralized procurement and specialization Technical team
  • Non-standard customization, integrated design
  • PLC control, touch screen operation, real-time monitoring of main data

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description

It is suitable for leakage detection of lithium battery cell shells. It has a high degree of automation and can realize fully automatic and unmanned production. The equipment can meet the requirements of synchronous loading and unloading of robots, separate leak detection and recording of workpieces, and automatic sorting and transportation of qualified and unqualified products, greatly reducing errors caused by manual operations. This equipment has high leak detection accuracy and low false detection rate, meets customer production capacity requirements, and is suitable for modern production lines.

parameters

Helium detector leak detection range

Leakage detection range of helium detector 

1.0×10-2-1.0×10-13Pa•m3/s 

Test chamber tightness

 Test the tightness of the chamber

<20Pa 

Testing the tightness of the test chamber itself

Self sealing test of test chamber 

Evacuate to 20Pa and maintain the pressure for 2 minutes before starting the test. The pressure drop in the test chamber within 1 minute is ≤80Pa.

Helium injection pressure is adjustable

Adjustable helium injection pressure 

0.01~0.2MPa 

Detect beat

Detection beat 

Square lithium battery:6PPM/12PPM/24PPM

Round lithium battery:25PPM/50PPM/75PPM/100PPM/150PPM 

Adjustment accuracy

Adjustment accuracy 

 0.001Mpa

Internal pressure deviation of battery after helium charging

Adjustment accuracy Internal pressure deviation of battery after helium charging 

±5Kpa 

Helium detection time

Helium test time 

≤8s(Time adjustable) 

Vacuum box vacuum pump ultimate vacuum degree

Vacuum tank vacuum pump limit vacuum degree 

≤40Pa 

Pumping speed

Pumping speed 

 ≥100L/min

Ultimate vacuum degree of workpiece vacuum pump

 Limit vacuum degree of workpiece vacuum pump

≤50Pa 

Detection port pressure

 Pressure of inspection port

30Pa 

Vacuum box door opening method

Door opening mode of vacuum box 

Up and down mode

application

Suitable for leakage detection of batteries, modules, water-cooling plates, PACK packages, supercapacitors, etc.

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