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Pouch Cell Filling Machine (5-Station, 4-Cells-Per-Cycle)
The P-LFM4-S is a custom rotary electrolyte filling machine designed for the diverse small polymer pouch battery market. Its unique 4-cell-per-cycle rotary fixture merges high-speed suction cup efficiency with the broad compatibility of needle-sleeve systems. This semi-automated solution is ideal for medium to large prismatic pouch cells, performing precise filling, dual vacuum resting, and sealing to optimize small-batch production flexibility and throughput.
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PPCELL-Pouch Cell Filling Machine Equipment Introduction
The P-LFM4-S Pouch Cell Filling Machine (Rotary Fixture, 4-Cells-Per-Cycle) is a custom-developed electrolyte filling machine tailored to address the current market phenomenon of numerous and varied models of small polymer batteries. It effectively combines the speed advantage of suction-cup type filling machines with the broad compatibility characteristic of needle-sleeve type filling.
This equipment is primarily designed to perform the following functions for medium to large-sized prismatic pouch lithium-ion batteries: manual loading, automatic conventional electrolyte filling, automatic vacuum resting, automatic vacuum standing, automatic sealing, and manual unloading.
Parts
1 Feed Hopper Station
2 Manual Loading Station
3 Filling Station
4 Vacuum Stabilization Station
5 Vacuum Stabilization Station
6 Vacuum Sealing Station
7 Discharge Hopper Station
Electrolyte Filling Machine Process flow:
This system executes the following filling sequence: Manual Loading → Automatic Filling → Automatic Resting Stage 1 → Automatic Resting Stage 2 → Automatic Vacuum Sealing → Manual Unloading.
Electrolyte Filling Machine Technical specifications
| Category | Specification |
| Filling Method | Atmospheric Pressure Filling |
| Filling Pump | Four-Outlet Ceramic Pump (Proprietary patented product) |
| Filling Accuracy | ±0.05g for 0~30g; =0.1g for 30~100g; Max. filling amount per cycle: 15g |
| Sealing Head Pressure | 0.1MPa – 1MPa, Min. adjustment increment: 0.1MPa |
| Resting Time | 0.5S – 99S adjustable; Accuracy: #0.2S |
| Sealing Head Temperature | Ambient temp. – 250°C adjustable; Accuracy: ‡5°C |
| Sealing Head Heating Rate | Heating from ambient temp. to 200°C in < 15 min |
| Sealing Head Dimensions | 220mm length, 5mm width, double-sided matched W- type head (4 pairs) |
| Sealing Quality | Excellent gel-sol effect and sealing integrity |
| First-Pass Yield | 99% (Excluding defects from incoming materials) |
| Operational Availability | 95% |
| Equipment Efficiency | ≥12 PPM (Varies with battery size due to filling time differences |
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