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Squeezing Needle Testing Machine
Abuse and Safety Tester

Squeezing Needle Testing Machine

The squeezing needle testing machine is specifically designed for the dual abuse safety test of the tested object under compression and puncture, simulating extreme conditions such as collision compression and foreign object puncture, to assess the risk of thermal runaway, fire and explosion of the tested object.

    Technical Specifications

    Model

    TA-JZ-LS-20kN

    Control method

    Remote computer control + video surveillance

    Structural method

    Vertical: servo motor screw transmission structure

    Test battery

    polymer; cylinder; Square; Module; Universal battery

    Test room size

    W300*D300*H300mm(customized)

    Inner materials

    Stainless steel SUS304, thickness t=2.0+2.0, steel plate bending reinforcement=total wall thickness 80mm

    Squeezing force

    Adjustable from 5kN to 20kN (customizable to 50kN/100kN//200kN//300kN)

    Squeezing force accuracy

    0.3%FS

    Power Collection

    Instant messaging at 1000Hz (capable of pouring out data at 100Hz)

    Extrusion speed

    0.01mm/s~15mm/s (adjustable)

    Extrusion speed accuracy

    ±0.01mm/s

    Max distance

    0~300mm (customized)

    Displacement accuracy

    ±0.1mm

    Multi step extrusion needle control

    Multiple steps with different forces, displacement compression and needle punching control with different forces

    Data acquisition

    Real time monitoring and acquisition of multi-channel pressure, displacement, deformation, voltage, temperature, and time

    Explosion proof steel plate

    Explosion proof 45 # steel plate with a thickness of ≥ 10mm

    Pressure relief port

    ≥300*300mm

    Explosion proof chain

    The door is equipped with 2 explosion-proof chains to prevent it from being blown away and injuring people

    Power Supply

    AC220V 50HZ 1kW

    Size

    W850*D800*H1650mm

    Weight

    400kg

    Key Features

    (1) Explosion-proof and flame-retardant performance:The inner box is made of SUS304 stainless steel, equipped with a dedicated pressure relief door and high-temperature resistant flame-retardant sealing strip, ensuring safety and reliability. 
    (2) High-precision Force and Displacement Control:
    - Adjustable squeezing force: 5kN – 20kN (customizable for larger ranges)
    - Precise control of needle insertion speed: 0.1mm/s – 15mm/s
    - Supports multiple shutdown modes: stops when the deformation reaches 30% of the maximum, triggered by voltage drop, etc. 
    (3) Servo Drive System: It is driven by servo motors, which is more precise, has lower noise and eliminates the risk of oil leakage compared to the hydraulic system. 
    (4) Remote safety operation: The operation console and the test box are designed as separate units. They can be remotely controlled via a computer or a touch screen, ensuring the safety of the operators throughout the process.

    Standards Compliance

    UN 38.3 
    UL 2580 
    IEC 62133

    Safety & Environment

    (1) Smoke Purification: Equipped with exhaust fan, activated carbon filter and acid-base washing tower interface
    (2) Explosion-proof and Pressure Relief: Special explosion-proof and pressure relief ports are provided at the top and back of the device
    (3) Automatic Fire Extinguishing: Optional CO₂, heptafluoropropane, or fine water mist automatic fire extinguishing devices
    (4) Video Monitoring: High-temperature-resistant high-definition cameras, recording the entire testing process in real time

    Workfolw

    FAQ

    • 1.Can squeezing and pricking be linked together?

      Our equipment offers an all-in-one solution. By quickly changing the fixtures, two functions can be achieved at the same workstation, thus saving laboratory space.
    • 2.The speed of acupuncture has a significant impact on the test results. How accurate is your method?

      The system adopts closed-loop servo control, with a speed fluctuation rate lower than ±1%, meeting the strict requirements in the standards for extremely slow needle insertion (such as 0.1mm/s)
    • 3.How to ensure that the tungsten steel needle does not bend during the acupuncture test?

      The needle is made of high-strength tungsten steel and is equipped with a precise guiding sleeve structure, ensuring a high degree of verticality and extremely small deviation. Even when puncturing high-energy-density hard-shell batteries, it can do so stably and smoothly.

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