Lithium-ion Battery Pouch Cell Production Stacking Machine For Electrode

Automatic Pouch Cell Battery Stacking Machine For Pouch Cell Electrode

Description:

This is a large automatic stacking for large pouch cell battery, the maximum size of pouch cell electrodes can be up to L380 mm x W1200 mm x 15mm.

Advantage:

1. PLC touchscreen control

2. The vacuum suction robot automatically picks up and stacks electrodes. With different electrode sizes, there is no need to replace the vacuum suction manipulator

3. Automatic tension control during separator delivery

4. Precise electrode positioning

5. There are ESD systems and dust removal systems in the operating room

Basic Parameter: 

battery stacking machine assembly for pouch cell

• Automatic electrode stacking:

  The battery stacking machine for electrodes is equipped with a sophisticated vacuum suction robot that automatically picks up and accurately stacks electrodes. It eliminates the need for manual handling and ensures consistent and precise electrode placement.

• Versatility in electrode sizes:

  The sodium battery stacking machine is designed to accommodate different electrode sizes without the need to replace the vacuum suction manipulator. It provides flexibility and convenience for stacking various types of electrodes.

battery stacking machine for electrode

• Tension-controlled diaphragm delivery:

  The lamination stacking machine employs an advanced tension control system during the delivery of the separator/diaphragm. This ensures uniform tension and proper alignment, resulting in optimum stacking quality.

• Precise electrode positioning:

  With its adjustable mechanical electrode fixture, the automatic stacking machine enables precise positioning of the electrodes. This feature guarantees accurate alignment and alignment, which is crucial for the subsequent steps in the battery manufacturing process.

Q1. What is the stacking process in battery manufacturing?

The stacking process in battery manufacturing involves assembling the individual components of a battery cell in a specific order and sequence to form a complete battery stack. This process is critical for achieving the desired electrical and mechanical properties of the battery.

During the stacking process, electrode layers, separators, and electrolytes are carefully arranged and aligned to create a layered structure. The electrode layers consist of a cathode, an anode, and a separator in between to prevent direct contact. The layers are typically coated with active materials that enable electrochemical reactions during battery operation.

Once the layers are stacked, they are compressed or pressed together to ensure good contact and maximize the electrode's active area. This compression helps to improve the overall performance and energy density of the battery. The applied pressure also aids in the formation of solid interfaces between the electrode layers and the electrolyte, promoting efficient ion transport and reducing internal resistance.

Q2. How does the battery stacking machine work?

The battery stacking machine is used in the battery manufacturing process to assemble and stack the individual battery components, such as electrodes, separators, and current collectors, into a complete battery cell. Here's how the battery stacking machine typically works:

    Preparation: The machine is set up with the necessary components, including the electrodes, separators, and current collectors, which are usually supplied in rolls or sheets.

    Feeding: The machine feeds the electrodes, separators, and current collectors into the stacking area. They are usually guided and positioned accurately to ensure the correct alignment during the stacking process.

    Stacking: The machine uses precise robotic or automated mechanisms to stack the components in the desired sequence. This process may involve placing alternating layers of positive and negative electrodes with separators in between.

    Compression: Once the components are stacked, the machine applies pressure or compression to ensure proper contact between the layers. This compresses the electrodes, helps improve the overall cell performance, and ensures good electrical conductivity.

    Welding: In some cases, the battery stacking machine may also incorporate a welding or bonding mechanism to join the current collectors and electrodes together. This welding process helps establish electrical connections and strengthens the overall structure of the battery cell.

    Inspection: After the stacking and welding process is complete, the machine may include inspection stations to check for any defects or inconsistencies in the stacked battery cells. This ensures the quality and reliability of the finished battery products.

    Output: Once the stacking and inspection are done, the completed battery cells are discharged from the machine. They are then further processed, such as undergoing electrolyte filling, sealing, and additional testing, to create finished battery packs or modules.

Overall, the battery stacking machine automates the precise and efficient stacking of battery components, ensuring consistent and accurate assembly of battery cells in the manufacturing process.

Q3.The role of the battery stacker

As a key equipment for the production of battery modules, it realizes the fast and accurate stacking of batteries through intelligent control, machine vision technology and modular design, which not only improves production efficiency and product quality, but also reduces labor costs and promotes the upgrading of the battery industry. In the battery module manufacturing process, the application of the stacker makes the battery assembly more efficient and accurate, and provides reliable power support for electric vehicles, energy storage systems and other fields.