Cylindrical Lithium Battery Producer (DC1860C)
This equipment DC1860B, DC1860C type positive / negative pole automatic welding machine is mainly applied to the lithium ion battery cathode / negative pieces of continuous strip after welding pole paste protection tape and winding, the machine mainly by the pole piece unwinding and correction mechanism , The ear-welding mechanism, the pole piece buffer device, the pole piece paste tape device, the pole piece winding device composition, the machine automation degree is high, the production efficiency is high, the consistency is good.
一、Equipment technical functions:
Equipment package: This set of equipment by the ear to send / shear institutions, automatic welding institutions and ear pole ultrasonic welding machine, up and down adhesive device, correction system, electrical control system.
二、Material specifications and requirements:
1. Material specifications:
material |
Supply mode |
Material length of material(mm) |
Material width(mm) |
Material thickness(μm) |
Maximum outside diameter (mm) |
(mm) |
Remarks |
||
Size range |
Size range |
tolerance |
Size range |
tolerance |
|||||
Very ears |
Roll material |
30~120 |
3~6 |
0.1 |
100~150 |
5 |
??ф400 |
Ф76.2 |
|
Pole piece |
Roll material |
300~1500 |
30~65 |
0.2 |
100~280 |
5 |
Ф400 |
ф76.2 |
|
Protect the tape |
Roll material |
30~90 |
5~25 |
0.2 |
50~80 |
5 |
Ф180 |
ф76.2 |
|
2. Material requirements:
1) Battery pole piece: Intermittent coated battery pole piece, pole piece Aluminum foil thickness 5 ~ 20um, pole piece coating Rolling continuous cutting into the specified width, width error ± 0.2mm, pole piece of the misoperation error of less than ± 1.0mm / 1000mm, and with a 3-inch core winding, the maximum winding diameter of 400mm; winding accuracy of ± 1.0mm; coating interval consistency error <± 0.5mm (coating, cutting), poles welding margin at least Pole ear width 1mm;
2) adhesive tape along the width of the pole piece, adhesive tape width error ± 0.2mm (tape material), and open the plastic is not easy to break;
3) ear width error: ± 0.1mm, ear ear misalignment error: 0.2mm / 500mm (very ear material).
Note: (1) positive pole with long strip welding form;
(2) detection method for the tensile test;
(3) negative electrode using point welding form: 3 * 3 four points;
(4) detection method for the tensile test;
(5) This device only provides specifications for acceptance models.
三、Equipment technical parameters:
project |
parameter |
Remarks |
|
1 |
Single pole piece length |
300-1500mm |
According to the customer process |
2 |
Polar tape location accuracy |
±0.5mm |
|
3 |
Ear length accuracy |
±0.5mm |
|
4 |
Pole welding position error |
±0.5mm |
|
5 |
Pole welding bias |
±1° |
|
6 |
Ear ear leakage accuracy |
W2≤±0.2mm |
|
7 |
Welding electrode with special ear leakage accuracy |
T2-W2≤±0.1mm |
|
8 |
Pole ear welding tension |
≥10N |
|
9 |
Pole ear cutter life |
Positive: 300,000 times grinding time
|
|
10 |
Pole piece, ear cut prong |
Pole piece ≤ 0.015, ear ear ≤ 0.025 |
|
11 |
Tape length accuracy |
±0.5mm |
|
12 |
Rate of qualified products |
98.5% |
|
13 |
Rate of movement |
95% |
Except troubleshooting within 10 minutes |
14 |
Production speed |
Long 800mm wide and 50mm pole piece welding a very ear production of about 28-32PCS / min (paste two glue) |
And pole length and width |
15 |
Long X wide x high |
2250X1000X2000 (mm) |
|
四、Equipment performance:
1) high precision equipment, low failure rate, high product qualification rate;
2) can be achieved monopolar ear, ear a small package of small plastic;
3) with a pole piece length error detection and pole piece of the ice bar error error automatic compensation function;
4) pole piece can be customized to paste two protective glue to meet the different requirements of customers customized custom film machine function;
5) pole piece harvesting material, material neatly, tension evenly.
Function selection table:
Ear type |
The ear is not covered |
Pole paste |
Long and short ears |
polymer |
|
√ |
|
|
|
Pole stickers |
Do not stick glue |
Two stickers |
Four stickers |
Six stickers |
|
√ |
|
|
|
Sticky way |
Number of stickers |
Misplaced stickers |
||
2 |
|
|||
Receiving method |
Winding |
/ |
/ |
other methods |
√ |
|
|
|
|
Auxiliary device |
In addition to iron powder |
Open paper dust removal |
After welding dust |
/ |
|
√ |
|
|
五、Equipment use environment
1. Dimensions: 2250mm (L) × 1000mm (W) × 2000mm (H) (2 stickers, winding way).
2. Weight: about 1300KG.
3. Power: AC220V, single-phase; voltage fluctuation less than ± 10%; power supply: 5KVA.
4. Compressed air: 0.4 ~ 0.7Mpa (4-7kgf / cm?), the flow of each compressed air 180L / min, the use of 50%.
5. Ambient temperature: 20 ~ 35 ℃.
6. Relative humidity: 5 ~ 55% HR.
7. Environmental cleanliness: not less than 100,000, the scene without corrosive gases, liquids, explosive gases.
8. Rack Color: Computer White (or specified color)
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