CYLINDRICAL BATTERY PACK SORTING & WELDING EQUIPMENT

Individual lithium-ion cells are connected in series to a module. We offer assembly platforms for a precise positioning and secure fixing of battery cells to each other in a module. The machine tests and groups the cells to achieve a High-Performance Battery Pack. This solution is focused on a flexible production of cylindrical cell battery packs.

General 5

Main Features

  • Product to assemble
    • Li-ion cell module type: 26650 cells
    • Optional: 18650 cells or 21700 cells
  • Cycle time: 3 seconds/cell
  • Technical availability: 95%
  • Three cell feeders: 330 cells/feeder (26650)
  • One operator needed for brackets and metal sheet loading

Assembly process

  • Feeding of cylindrical cells from 3 different magazines
  • Cell singulation and OCV / IR tests
  • Cell sorting according to internal resistance and voltage
  • Cell classification by robot into an intermediate buffer
  • Cell pack configuration
  • Resistance welding of Nickel sheet
  • Manual operations
    • Nickel-sheet placement in modules
    • Tool assembly/disassembl
    • Flip (180°)
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PRISMATIC CELL WELDING MACHINE

We have recently developed a prismatic cell welding machine with the capacity to weld 3 different prismatic cell modules using laser welding technology.

Main Features

  • 3 different modules
  • Cycle time: 5 minutes for complete battery pack
  • Technical availability: 95%
  • 4kW laser welding.

Assembly process

  • Manual piling into pallets
  • Manual polarity and voltage insulation test
  • Busbar manual loading
  • Automatic transfer between stations
  • Automatic welding and visual inspection
  • Automatic flipping
  • Manual final controls
  • Manual unloading
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