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Cylindrical Battery Cell Sorting Machine – OCV Testing & Automatic Grading for 18650 Cells
This 18650 battery OCV test and sorting machine is an automatic cylindrical cell testing and grading system designed for high-volume production environments. Featuring 560 test channels with tray bed probing for single-point contact testing, the system automatically handles tray stacking, completes full-tray battery testing, and performs precise sorting based on voltage and internal resistance parameters. With PLC+PC dual control, real-time discharge data display, and seamless MES data integration, this machine delivers efficient, accurate, and traceable cell grading for lithium battery manufacturing
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Battery Cell Sorting Machine Overview
The 18650 Battery OCV Test & Sorting Machine is a fully automated cylindrical cell testing and grading system designed for high-throughput production lines. The system utilizes tray stacking for automatic loading and performs complete tray-level battery testing. With a chain-type conveyor for stable transport and a modular 3D design for high efficiency and optimal floor space utilization, this machine is ideal for large-scale 18650 lithium battery manufacturing facilities
The system integrates an OCV/IR test module for precise voltage and internal resistance measurement. Tested cells are automatically sorted into designated grades based on preset parameters, with real-time discharge data displayed and sorting results exportable for data traceability.
Battery OCV Test Sorting Machine Key Features
Tray Stack Automatic Loading: Utilizes tray stacking for automatic feeding; completes full-tray battery testing automatically
Chain-Type Conveyor: Ensures stable and reliable equipment operation with consistent transport
Modular 3D Design: High operational efficiency with optimal floor space utilization
560 Test Channels: High-capacity testing for maximum production throughput
Tray Bed Probing – Single-Point Contact: Stable and reliable testing with minimal cell damage
Real-Time Discharge Data Display: Live monitoring of testing parameters and resultsPLC + Industrial PC Control: Precise coordination with host computer; stable and accurate contro
Data Integration: Sorting data can be uploaded to MES systems for full traceability
High-Efficiency Motion & Discharge Module: Efficient transport and collection of sorted cells
Safety Features: Emergency stop button, protective guards, and safety warning labels
lithium battery grading machine Technical Specifications
| Parameter | Specification |
| Channels | 560 channels |
| Contact Method | Tray bed probing, single-point testing |
| Working Voltage | AC220V 50Hz |
| Current Accuracy | ±(0.5%RD + 0.5%FS) |
| Voltage Accuracy | ±(0.1%RD + 0.1%FS) |
| Discharge Current | 15mA – 100mA |
| Discharge Voltage | 2 – 4.5V |
| Time Range | 0 – 3000 minutes (arbitrary setting) |
| Maximum Power | 1KW |
| Maximum Battery Size | Compatible with 18650 cylindrical cells (other sizes available upon request) |
| Dimensions | 2860mm(L) × 1260mm(W) × 1600mm(H) |