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Small Battery Coating Machine for Lithium-Ion Cells - Precision Lab Equipment from China Suppliers & Factory
Equipment Characteristics
Various choices of coating mode
continuous coating, one gap coating, two gap coating, three gap coating, reverse overlapping coating, reverse dislocation coating.
Various choices of coating mode
continuous coating, one gap coating, two gap coating, three gap coating, reverse overlapping coating, reverse dislocation coating.
Precision adjustment of the rubber roller moving mechanism
the imported servo motor drives the high-precision wire rod to move the rubber roller, and the moving adjustment accuracy is 0.01mm, a total of 2 sets.
Precision correction control of the whole process
roll correction, traction correction, collection and correction, a total of 4 sets.
High precision constant frequency conversion tension control
constant tension in the rewinding area, constant tension in the traction area, constant tension in the rewinding area, constant tension, a total of 3 sets.
Oven circulating air design, save loss
independent inverter adjustment of blower and exhaust fan in each area.
All stainless steel structure
integral stainless steel box, stainless steel heating pipe, stainless steel fan, stainless steel rack, stainless steel sealing plate.
Roller selected alumina roller
resistant to more than five years of wear, imported roller bearing.
Powerful and perfect control system
dangerous operation protection, alarm prompt, fault maintenance help.
Specification of Equipment
| Specification Item | Technical Details / Requirements |
|---|---|
| outline dimension: | Demand installation space |
| Four box body | Length 19000mm * width 1800 * height 2100 |
| 5 Box body | 22000mm length * 1800 width * 2100 height |
| Six box body | 2th 25000mm * 1800 * 2100 height |
| Configure the power supply | AC380V Five lines, three-phase main line using 16mm² or above, zero line 10mm², ground line 6mm², total power switch 100A. |
| Configure the compressed gas source | >=0.7MPA, 20L/min. |
| plant capacity | 4-section ovens, with a starting power of 40KW, and an average operating power of 22KW / H (depending on the heating temperature). |
| For type selection and supplement, the starting power of each oven is 11KW (heating pipe 10KW, fan 0.75KW). | |
| Range of normal operating substrate | 8um~50um |
| Effective coating width | 300mm, the length of roller and roller is 350mm |
| Normal single-surface coating thickness range | 35um~250um |
| Normal coating accuracy | Single-sided thickness ± 2um, double-sided thickness ± 3um; single-sided surface density ± 1%, and double-sided surface density ± 1.5% |
| Effective coating length range | The coating length is 20mm~9999mm; the gap length is 5mm~9999mm |
| Coating length accuracy | Coating length is 0.3mm, gap length is 0.3mm, average length deviation is ± 0.3mm, tratail length is 0.5mm, coating width is ± 0.3mm, positive and negative alignment is ± 0.3mm. |
| Suitable for slurry | Lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, ternary and other system battery positive and negative electrode coating process |
| dissolvant | The NMP / aqueous group |
| Solid content: | 30-75 % |
| Suitable for slurry viscosity | Negative electrode from 1500 to 3500 Cps |
| Positive pole 6000 ~ 12000 Cps | |
| running speed | Apply normal speed 1m / min~2m / min and mechanical speed 1m / min~15m / min |
| The drying temperature range | Room temperature ~160 degrees Celsius, temperature deviation ± 2 degrees Celsius, each area independently set up control |
| Collect and release the roll and correction accuracy | <=±0.5mm |
Frequently Asked Questions (FAQ)
What kinds of coating modes can this equipment support?
This equipment offers various choices of coating modes to suit different production needs, including continuous coating, one gap coating, two gap coating, three gap coating, reverse overlapping coating, and reverse dislocation coating.
What is the adjustment accuracy of the rubber roller moving mechanism?
The rubber roller moving mechanism is driven by an imported servo motor and a high-precision wire rod. It features 2 sets of moving mechanisms with a high-precision adjustment accuracy of 0.01mm.
What types of battery slurry and solvents are compatible with this system?
It is designed for Lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, ternary, and other system battery positive and negative electrode coating processes. It is compatible with NMP and aqueous group solvents with a solid content of 30-75%.
What is the drying temperature range and how is it controlled?
The drying temperature range is from room temperature up to 160 degrees Celsius, with a temperature deviation of ± 2 degrees Celsius. Each drying area is independently set up and controlled.
What are the space and power requirements for installation?
Depending on the configuration, space requirements range from 19000mm length (4-box body) to 25000mm length (6-box body). It requires an AC380V five-line power supply, with a total power switch of 100A and a compressed gas source of >=0.7MPA (20L/min).