Lithium battery new energy electrode and foil feeding anti double tension: 2102L one to two single probe metal double tension detector solution

In the production, slitting, die-cutting, and stacking processes of lithium-ion batteries, static adhesion of copper aluminum thin foil and metal base plates, as well as double stacking of materials, are the core causes of defects, which can easily lead to roll wrinkles, electrode scrap, mold damage, production line shutdown, and other problems. For the exclusive anti double sheet scenario of lithium battery metal thin materials, the 2102L metal double sheet detector is a customized adaptation solution that accurately matches the high-speed and high-precision anti double sheet detection needs of 6-20 μ m copper aluminum foil and thin metal electrode sheets for lithium batteries. It is the best exclusive equipment for feeding foil and metal electrode sheets on mass-produced lithium battery production lines.

1、 Core detection principle of 2102L metal double detector

2102L dual detectorUsing exclusive metal induction detection algorithm, optimized iteration is carried out for lithium battery pure copper and pure aluminum thin metal materials. By accurately capturing the difference in induction signals between single-layer and double-layer metal foil materials and metal pole pieces, the three working states of no material, single sheet, and double sheet can be stably distinguished. The equipment can penetrate materials with slight dust and clean surface, without interference from light, slight vibration, and fluctuations in workshop temperature and humidity. It specifically solves the problem of false stacking misjudgment caused by electrostatic adsorption of lithium battery thin metal materials, and is only effective for metal substrates. It is suitable for full scene detection of lithium battery foil materials and bare metal electrode pieces.

2、 Advantages of Core Adaptation for 2102L Dual Chip Detector (Exclusive for Lithium Battery Production Line)

1. Ultra high detection accuracy of ultra-thin metal materials: specially customized for ultra-thin metal foil materials such as lithium battery aluminum foil, it can accurately identify double-layer thin foil overlap and slight adhesion stacking, with a double sheet recognition accuracy of ≥ 99.9%, completely eliminating the problem of missed or false detection of ultra-thin metal materials, and adapting to the high-precision production process requirements of lithium batteries.

2. High speed cycle adaptation capability: Fast response speed, can match lithium battery 80-120m/min high-speed feeding production line, up to 1200pcs/min stacking production cycle, no detection lag, no production capacity bottleneck, fully adapted to fully automatic die-cutting, slitting, and stacking production conditions.

3. One to two dual station efficient detection: supports one controller to interface with two detection points, can simultaneously complete dual station foil and pole piece anti double sheet detection, streamline equipment layout, reduce hardware investment costs, and adapt to the installation space of compact lithium-ion automation equipment.

4. Industrial grade anti-interference and stability: equipped with lithium battery working condition exclusive filtering algorithm, effectively shielding the signal drift caused by workshop metal dust, equipment electromagnetic interference, and tension fluctuations; Industrial grade protective design, suitable for lithium battery constant temperature and humidity, dust-proof and moisture-proof production environment, can operate continuously and stably for 24 hours in mass production.

5. Quick changeover and easy operation and maintenance: Built in 200 sets of material parameter storage formulas, supporting one click switching and calibration of different specifications of copper foil, aluminum foil, and metal pole pieces, greatly reducing downtime for production line changeover; Simplified structure, no need for complex debugging, equipped with fault self diagnosis function, convenient operation and maintenance, suitable for the continuous production needs of lithium batteries.

3、 Applicable scenarios for 2102L laminated detection

The equipment is specially customized for lithium battery metal thin material feeding scenarios, with precise adaptation: lithium battery positive and negative electrode copper aluminum bare foil cutting, cleaning, and pre-treatment feeding stations; Die cutting, laminating, and rolling feeding processes for metal based bare pole pieces; Dual station automated production and stacking equipment for dual sheet detection is a specialized standard equipment for lithium battery pure metal foil and bare electrode anti double sheet.

42102L dual detectorIntegration ideas for production line standardization

（1） Hardware docking

The detection probe is installed in the flat feeding area of 100-200mm after the material taking mechanism and before the process processing to ensure that the material is laid flat without shaking for detection; Adopting industrial 24V dedicated power supply and shielded cable wiring to avoid electromagnetic interference from frequency converters and motors, the probe alignment is simple and unobstructed, suitable for small equipment installation spaces.

（2） PLC logic docking

The equipment can be directly connected to the main PLC of the production line, independently outputting no material, single sheet, and double opening closing signals, supporting custom threshold calibration and formula storage; Equipped with delayed anti shake logic, it filters out instantaneous false alarms caused by material shaking and signal fluctuations, and detects and determines accurately and stably.

（3） Abnormal linkage docking

After identifying the double sheet abnormality, immediately output a locking signal, link to pause the feeding mechanism, block the entry of defective materials into the workstation, and synchronously trigger a dedicated sound and light alarm; The high-speed production line can be equipped with an automatic removal mechanism, which eliminates the need for the entire machine to stop, achieving rapid closed-loop control and ensuring continuous production of the production line.

（4） Data traceability docking

Support remote debugging and data uploading through 485 communication, seamlessly integrate with MES and production line operation and maintenance systems, upload real-time abnormal data and equipment operation status, achieve full traceability of production data, and adapt to the control standards of lithium battery intelligent factories.

5、 Core value of product implementation

In response to the pain points of lithium battery metal foil and bare pole piece feeding, the 2102L metal double sheet detector eliminates double sheet stacking defects from the source, significantly reducing the scrap rate of pole pieces, mold loss, and downtime maintenance costs; Balancing high-speed production capacity and detection accuracy, simplifying equipment layout and operation processes, fully adapting to the stability, efficiency, and intelligent production requirements of lithium battery new energy mass production lines, it is the optimal dedicated solution for lithium battery metal thin material anti double tension.

6、 Frequently Asked Questions (FAQ)

Q1: Will there be missed or false detections at speeds above 100m/min on high-speed production lines?

A2: No. The device is equipped with a lithium battery exclusive high-frequency response chip and anti shake filtering algorithm, with a response speed that can fully match the high-speed feeding of 80-120m/min and the stacking cycle of 1200pcs/min. It can filter false signals caused by instantaneous material shaking and tension fluctuations. Under mass production conditions, the double tension false detection and missed detection rate is stable at less than 0.01%, making it suitable for high-speed production lines.

Q2: Can a 2102L controller be equipped with two detection probes? Will they interfere with each other?

A3: Supports one to two dual station detection and comes standard with core functions for the equipment. The dual probe adopts independent signal acquisition channels and isolation filtering design, with no signal crosstalk or mutual interference between workstations. It can independently determine the single and double sheet status of two loading workstations at the same time, effectively saving equipment costs and simplifying equipment installation space.

Q3: Do we need to redo complex debugging when replacing copper foil and aluminum foil with different thicknesses?

A5: No need for repeated debugging. The device is equipped with 200 sets of material formula storage function, which allows for the pre input of calibration parameters for different specifications of foil and bare electrode pieces. During production changeover, the formula can be easily switched with just one click to complete the adaptation, without the need for repeated calibration, greatly reducing changeover downtime and adapting to flexible production of multiple specifications.

Q4: Can the equipment be integrated with MES system to achieve data traceability and intelligent control?

A6: Sure. The equipment comes standard with a 485 communication interface, supporting remote debugging, status monitoring, and abnormal data upload. It can seamlessly integrate with lithium battery production line PLC, MES, and operation and maintenance management systems, and upload real-time dual alarm records, equipment operation status, and production abnormal data to meet the control needs of intelligent factory data traceability and process optimization.