4680 Battery Winding Machine
PRODUCT PARAMETERS
Description
4680 Battery Winding Machine – Automatic Cylindrical Cell Winder for Power Lithium Batteries
This 4680 Battery Automatic Winding Machine is a high-precision, fully automatic lithium-ion battery cell winding system designed specifically for power lithium battery cells. It is primarily used for the winding and forming of cylindrical cells, featuring an advanced three-roll three-station needle winding structure for consistent, high-quality cell production.
Equipment Configuration & Capabilities:
- Winding Structure: Three-roll three-station needle winding mechanism for precision cell formation.
- High Production Capacity: Engineered for continuous industrial-scale operation.
- Material Versatility: Accommodates cathode electrodes, anode electrodes, separator, and tape with various specifications.
- Precision Control: Maintains strict tolerances for electrode thickness difference (≤3μm) and alignment.
- Industrial Grade Construction: Robust design for reliable performance in manufacturing environments.
Key Features:
- Automatic Operation: Fully automated winding process from unwinding to finished cell.
- Multi-Station Design: Three stations enable continuous, high-speed production.
- Flexible Material Handling: Adapts to electrode widths from 60-150mm and separator thicknesses 8-25μm.
- High Precision: Maintains electrode thickness difference within ≤3μm for consistent quality.
- Large Capacity: Handles coil outer diameters up to Ф800mm for electrodes and Ф600mm for separators.
- Industrial Power: 65KW working power with AC380V ±10% supply.
- Vacuum Compatibility: Works with vacuum source minimum -60Kpa for optional processes.
Applications:
- 4680 cylindrical lithium-ion battery production
- Power battery cell manufacturing
- Electric vehicle battery production
- High-volume battery cell winding operations
Incoming Material Specifications
| Material | Hang Scroll No. | Width (mm) | Single Piece Length (mm) | Thickness (μm) | Thickness Difference | Roller Diameter (mm) | Max Outer Diameter (mm) | Weight (KG) |
|---|---|---|---|---|---|---|---|---|
| Cathode Electrode | 2 | 60～150 | 1600～6000 | 60～280 | ≤3μm | Ф76.2±1 | Ф 800 | Max 200 |
| Anode Electrode | 2 | 60～150 | 1600～6000 | 60～280 | ≤3μm | Ф76.2±1 | Ф 800 | Max 200 |
| Separator | 2 | 60～150 | 1600～6100 | 8～25 | — | Ф76.2±1 | Ф 600 | Max 80 |
| Tape 1 | 2 | 10～30 | 60～120 | 15～40 | — | Ф76.2±1 | Ф 200 | — |
Technical Specifications
| Parameter | Specification |
|---|---|
| Equipment Dimensions | Approx. 5800mm (L) × 1800mm (W) × 2450mm (H) |
| Workspace Ceiling Height | ≥ 2600mm (from floor surface) |
| Equipment Weight | Approx. 12.3 Tons |
| Floor Bearing Requirement | ≥ 1000 KG/m² |
| Working Power | AC380V ±10%, 65KW, 50Hz |
| Compressed Air | 0.5~0.7 MPa, flow rate ~3000L/min, usage rate 90% |
| Vacuum Source | Minimum -60 Kpa |
| Operating Environment | Temperature 10～35℃, dew point <20℃, no combustible/corrosive gas, cleanliness ≥10K Class |
| Equipment Noise | ≤75 db (measured 1m from equipment outer wall) |
| Appearance Color | Standard or customer-specified |
| Winding Structure | Three-roll three-station needle winding |
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