Semi-Automatic Lines: Equipment typically includes cell capacity grading and sorting machines, stacking and compression machines, laser cleaning and welding machines, BMS testers, battery pack comprehensive testers and charge-discharge aging equipment. Operators handle material transfer and selected assembly steps.
Automatic Lines: The line integrates cell OCV/IR testing and sorting, automatic stacking and compression, polarity inspection, laser cleaning, busbar laser welding and EOL testing. Casing assembly, air tightness testing and MES traceability can also be incorporated according to project requirements.
ACEY configures each line based on your cell specifications, module and pack structure, target production capacity and automation requirements.
The choice depends on your target production capacity, product variety, available workforce, factory space and investment budget.
Semi-Automatic Lines: Suitable for lower production volumes, frequent product changes or phased investment. Operators handle loading, unloading and transfers between selected processes, while machines perform key assembly and testing tasks.
Fully Automatic Lines: Suitable for higher production volumes and relatively standardized pack designs. These lines integrate more material handling, assembly and inspection operations to reduce manual intervention, but require a higher initial investment.
Cell Capacity Grading: Uses controlled charge-discharge testing to measure each cell’s capacity and group cells according to the results.
OCV/ACIR Sorting: Measures open-circuit voltage (OCV) and AC internal resistance (ACIR), then sorts cells according to preset limits.
EOL Testing: Checks whether a completed battery pack meets defined electrical and functional acceptance criteria before leaving the production line.
Aging Testing: Runs programmed charging, discharging, rest and cycling steps while recording data such as voltage, current and capacity to evaluate pack performance over the test period.
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Our professional sales team will review these details and coordinate with our engineers to prepare a suitable equipment configuration and assembly line proposal.