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contact us
- If you have questions, please contact us, all questions will be answered
- WhatsApp : +86 13003860308
- Email : David@tmaxcn.com
- Email : Davidtmaxcn@gmail.com
- Add : No. 39, Xinchang Road, Xinyang, Haicang Dist., Xiamen, Fujian, China (Mainland)
Battery Roll To Roll Transfer Coating Machine with Continuous & Intermittence Mode
Model Number:
TMAX-3235TCompliance:
CE CertifiedWarranty:
1 Year Limited Warranty With Lifetime SupportPayment:
L/C D/A D/P T/T Western UnionDelivery Time:
5 days
- WhatsApp : +86 13003860308
- Email : David@tmaxcn.com
- Email : Davidtmaxcn@gmail.com
- Wechat : 18659217588
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Battery Roll To Roll Transfer Coating Machine with Continuous & Intermittence Mode
1. Main parameters
No. |
Item name |
Spec |
1 |
Fit system |
Coating process for positive and negative plates of lithium iron phosphate, lithium cobalt oxide and lithium manganese oxide |
2 |
Operating substrate thickness |
Aluminum foil: 10-30um Copper foil: 7-30um |
3 |
Design width of roll surface |
380 mm |
4 |
Ensure coating width |
100~300mm |
5 |
Running speed of equipment and machinery |
7m/min |
6 |
Equipment coating speed |
Less than 2m / min depends on the drying condition |
7 |
Suitable for slurry viscosity |
2000~16000 Cps |
8 |
Single side coating dry thickness range |
50-200μm |
9 |
Minimum interval length |
≥ 5mm (related to slurry properties) |
10 |
Minimum coating length of multi section |
≥ 20 mm (related to slurry properties) |
11 |
Solvent properties |
Oily solvent NMP (s.g=1.033, b.p=204℃) |
Aqueous solvent H2O/NMP(s.g=1.000, b.p=100℃) |
||
12 |
Suitable solid content |
Positive S. C. 60%±20% |
Negative S. C. 50%±10% (PVDF system) S. C. 50%±5% (SBR system) |
||
13 |
Single side coating dry thickness error |
±3um
|
14 |
Coating method |
Double-layer front and back 3-stage unequal interval intermittent transfer coating / second side automatic tracking / continuous transfer coating |
15 |
Substrate running direction |
Forward coating, substrate forward and reverse empty foil operation |
16 |
Equipment dimensions |
Length, width and height: 8.5*1.5*2.3m |
2. Introduction to the structure of each part
2.1. Integral unwinding, head mechanism:
No. |
Item name |
Spec |
1 |
Roller installation structure |
Rack installation |
2 |
Roll surface treatment |
Surface oxidation of metal aluminum roller |
3 |
Tension control system |
Closed loop automatic control constant tension, tension range 0~50N |
4 |
Correction method |
Automatic EPC control, stroke 80mm |
5 |
Coiling method |
The material roll is fixed by a 3-inch air shaft; the unwinding is supported by a single shaft |
6 |
Direction of substrate movement |
Forward and reverse |
7 |
Base material running speed |
5m/min |
8 |
Maximum unwinding diameter |
Ф300mm |
9 |
Maximum bearing capacity of inflatable shaft |
100Kg |
10 |
Number of unwinding inflatable shafts |
1 piece |
11 |
Main drive motor |
servo motor |
12 |
Intermittent push |
Servo drive |
13 |
Roller surface treatment |
The surface of the metal aluminum roller is oxidized, and the circle runout ≤30um |
14 |
Scraper structure |
Double-sided comma scraper, diameter Ø80mm; |
15 |
Scraper angle rotation control |
Move the handle to rotate |
16 |
Coating roller (steel roller) |
Hard chrome plated on the surface, diameter Ø120mm; |
17 |
Back roller (rubber roller) |
Diameter Ø120mm, surface covered with imported EPDM glue |
18 |
Trough mixing |
Rodless cylinder moves linearly, speed is adjustable |
19 |
Intermittent height adjustment of scraper |
Manual adjustment. |
20 |
Single head position |
Installation and operation before drying tunnel |
2.2. Drying oven
No. |
Item name |
Spec |
1 |
Oven structure |
Double heating, arranged up and down |
2 |
Oven length |
6 meters (3 meters/section*2) |
3 |
Material |
SUS304 stainless steel, inner tank 1.0mm, outer tank 1.2mm |
4 |
Oven guide roller transmission mode |
Passive roller drive |
5 |
temperature control |
It is divided into the protection control of normal working temperature control and over-temperature monitoring and alarm. When over-temperature, an audible and visual alarm will appear, and the main heating power will be cut off; each section is completely controlled independently |
6 |
Heating method |
Electric heating, hot air circulation structure |
7 |
Heating power of single section oven |
13.5KW/3m |
8 |
Temperature in the drying tunnel |
Max. 150℃, temperature difference in single oven ≤5℃ |
9 |
Surface temperature of cabinet during operation |
≤45℃ |
10 |
Blowing method |
The upper and lower air blows, and the upper and lower air volumes are separately controlled by valves; the upper and lower air chambers share the heating body |
11 |
Each section of exhaust air volume control |
Air volume of circulating fan: 3000m3 / h (single section) The exhaust air volume is 4000 m3 / h |
12 |
Nozzle structure |
The blowing direction is 30 degrees to the horizontal, and the slot of the air nozzle is slotted with a special mold |
13 |
Heating control |
Solid state relay |
14 |
Fan material |
SUS304 stainless steel |
15 |
Solvent recovery system |
Optional |
16 |
NMP solvent concentration alarm |
Optional(add $4390) |
2.3. Winding mechanism: the function is the same as that of unwinding, the following are added
No. |
Item name |
Spec |
1 |
Tension |
1 set is installed in front of the traction roller, closed loop automatic control constant tension, tension range 0~50N, servo control. |
2 |
Installation structure |
Fangtong frame welding |
3 |
Number of winding shafts |
1 piece, single-arm winding |
2.4. Control system
No. |
Item name |
Spec |
1 |
Main control system |
Touch screen, PLC, module, servo system |
2 |
Operation mode |
Manual, automatic, emergency stop; the whole machine can be operated before and after |
3 |
Coating, intermittent length setting range |
Coating length 20.0~3200.0mm Intermittent length 5.0~3200.0mm |
4 |
Alarm situation |
When the device fails, the touch screen will display the corresponding correction screen |
5 |
Counting function |
Production quantity/length |
6 |
Head and tail thickness adjustment method |
The program controls the speed ratio of steel roller and rubber roller; |
3. Equipment accuracy:
3.1. Hardware accuracy
No. |
Item name |
Spec |
1 |
Scraper |
Circle runout≤1.5um, Ra0.4, straightness≤1.5um |
2 |
Coating roller (steel roller) |
Circle runout≤1.5um, Ra0.4 Straightness≤1.5um |
3 |
glue roll |
Circle runout≤10um, straightness≤10um |
4 |
Correction deviation |
±0.1mm |
5 |
Knife adjustment control repeat accuracy |
±0.1um |
6 |
Temperature control accuracy |
±2℃ |
3.2. Coating accuracy
|
A (tailing) |
≤1mm (Related to slurry viscosity and adhesive properties) |
B (abnormal area of the head) |
10mm |
|
C (abnormal area of tail) |
6mm |
|
D (edge effect area) |
≤3mm |
|
E (length error) |
±0.5mm |
|
F (width error) |
±0.5mm |
|
M (width error) |
±0.5mm |
|
G1 (head thickness) |
-10~+8um |
|
G2 (Tail thickness) |
-10~+8um |
|
H (blank error) |
±0.5mm |
|
I (positive and negative bit error) |
±0.5mm |
|
L1 (coating film length) |
20.0~3200.0mm |
|
Length range |
L2 (intermittent length) |
5.0~3200.0mm |
L1/L2(coating+discontinuous length) |
L1 +L2 ≥90mm |
4. Installation environment requirements
4.1. The ambient temperature of the machine head is 20~30℃, and the rest is 10~40℃;
4.2. The relative humidity of the machine head, positive RH ≤35%, negative RH ≤98%, and the rest ≤98%;
5. Supporting facilities
5.1. Power supply: 3PH 380V, 50HZ, voltage fluctuation range: +8%~-8%; the total starting power of the power supply is 40KW;
5.2. Compressed air: After drying, filtering and stabilizing: the outlet pressure is greater than 5.0kg/cm2;