Battery Electrode Coating Machine for Battery Manufacturing

• Customization: Available
• After-sales Service: 1 Year
• Warranty: 1 Year
• Model NO.: TOB-SY400-3A
• Type: Coating Production Line
• Coating: Plating
• Substrate: Steel
• Certification: CE
• Condition: New
• Power: 30kw
• Roller Design Width: 400 mm
• Coating Width: ≤350mm
• Coating Roller Rubber Roller: Φ120mm
• Single-Coated Dry Thickness Range: 20-200μm
• Correction Deviation: ±0.3mm
• Transport Package: Wooden Boxes
• Specification: Weight about 2000kg
• Trademark: TOB
• Origin: Fujian, China

Product Description

Battery Electrode Coating Machine For Battery Manufacturing

1. Effective coating width: 330mm.

2. With 3 sections of oven (each section length 1.5 meters), total length 4.5 meters.

3. With automatic gap adjustment function, more easy for adjustment for abroad customers.

4. Perform both continuous and intermittent coating.

 

This TOB-SY400-3A battery coating machine is a three-roller transfer coating machine, Can perform both continuous and intermittent coating, which is convenient for surface coating of various substrates. Especially applied to the lithium-ion battery industry, the equipment is designed in the spirit of convenience for researchers, while meeting the requirements of coating accuracy and consistency no different from production, with excellent drying effect, ideal for the research and development of lithium-ion batteries, super capacitors, nickel batteries and other secondary batteries.

 

Features:

* The pushing roller adopts dual servo screw control, which can adjust the finishing coating according to different viscosity slurries.

* Equipped with material connecting platform, partition platform, unwinding tension, and dual rewinding tension. Set up correction for unwinding, drying end, and rewinding.

* Freely switchable to achieve continuous and intermittent coating.

* Substrate tension control, stable tape running, equipped with correction device.

* Hot air oven, double-sided blowing on both sides, high-quality drying effect.

* Three roll transfer coating with a wide coating window.

* Measurement with comma scraper, combined with precision adjustment mechanism, achieves high coating accuracy.

* Using analog signals to control power heating, the heating system has high accuracy and long lifespan.

* PLC control, touch screen operation, convenient and easy to use.

 

Function

No.	Item	Technical parameters	Note
1	Suitable system	Coating process for positive and negative electrode sheets of vanadium sodium, lithium iron phosphate, lithium cobalt oxide, lithium manganese oxide, graphite, silicon carbon and other system batteries
2	Coating method	continuous coating  intermittent coating	Transfer coating
3	Adjustment method of scraper roller gap	Automatic Gap adjustment function by Servo Motor	Can also choose manual adjust
4	Coating speed	1.5-3meter/min according to baking result
5	Intermittent coating length	Coating length 10-5000mm, blank length 10-500mm
6	Double sided gap alignment	Photoelectric detection gap automatic tracking head tail gap reverse alignment
7	Substrate thickness	Aluminum foil:8~30um Copper foil:8~30um
8	Roller design width	400 mm
9	Coating width	≤350mm
10	Coating roller  rubber roller	Φ120mm
11	Scraper roller	Φ80mm/Φ100mm
12	Coating accuracy	±3um
13	Coating surface density	<=±1.5% Containing substrate, excluding abnormal edge areas
14	Slurry viscosity	2000~12000 (mPas)
15	Single-coated dry thickness range	20-200μm
16	Solvent characteristics	Oily solvent NMP(s.g=1.033,b.p=204ºC)
		Watery solvent H2O/NMP(s.g=1.000,b.p=100ºC)
17	Suitable solid content	20~85%
18	Coating size accuracy (mm)	Length≤±1 Width≤±0.5
19	Positive and negative positional accuracy (mm)	Length≤±1 Width≤±0.5
20	Correction deviation	±0.3mm
21	Machine structure	Head, oven, tail, split type

 

 

The structure of each part:

Integrated unwinding, machine head mechanism

No	Item	Technical parameters	Note
1	Roller installing structure	Steel frame firmly installed
2	Roller surface treatment	Metallic aluminum roller surface oxidation
3	Tension control system	Automatic control of constant tension, floating roller sensor control
4	Correction method	Automatic EPC control, stroke 50mm
5	Feed roll materials method	Roll materials with 3-inch inflatable shaft fixed;
		Unwinding with single inflatable shaft
6	Maximum unwinding diameter	Ф250mm
7	Maximum bearing capacity of inflatable shaft	50Kg
8	Number of unwinding inflatable shaft	1 pcs
9	Main drive motor	Induction variable frequency motor
10	Over roll surface treatment	Metal aluminum roller surface oxidation
11	Scraper structure	Double-sided comma scraper
12	Coating roller(steel roller)	Surface hard chromium plating
13	Back roller(rubber roller)	Surface package imported EPDM
14	Mixing device	Prevent Slurry subside
15	Material connecting platform	Easy for materials changing

 

Oven

No.	Item	Technical parameters	Note
1	Oven structure	Double layer heating, arranged vertically, with hot air circulation
2	Oven length	1.5m/section, total 3 sections, three temperature control sections
3	Material	SUS304 stainless steel
4	Temperature control	Divided into normal working temperature control, over-temperature monitoring alarm protection control,  all sections are completely independent control
5	Heating method	Analog signal control power heating, hot air circulation structure, accuracy±1ºC
6	Single oven heating power	9KW
7	Oven internal temperature	DesignMax150ºC,Single section oven internal temperature difference≤ 2.5ºC
8	Blowing method	Upper and down blowing, upper and down wind chamber shared heating body
9	Wind nozzle structure	slotted using a specialized precision mold
10	Fan control	Contactor control
11	Heating control	Temperature control analog signal solid-state relay automatically controls power heating, with high accuracy and long service life
12	Fan material	SUS304 stainless steel
13	Solvent recovery system	Optional

 

Winding mechanism(same function with unwinding)

No.	Item	Technical parameters	Note
1	Running correction	Installed at the exit of the oven
2	Winding correction	Installed at the winding device
3	Tension	Two sets of floating roller sensor motors with constant tension control
4	Installation structure method	Steel frame firmly installed
5	Number of winding inflatable shaft	1 pcs	One-armed winding

 

4. Control system:

No.	Item	Technical parameters	Note
1	Main control system	HIM Touch screen, PLC, servo system
2	Running mode	Manual, automatic, emergency stop, front and back of the whole machine can operate
3	Alarm	When the device fails, the touch screen will display the corresponding correction screen

 

Dimension:L 6500*W 1200*H 1800mm ; Weight about 2000kg , With Wheel base.

 

Hardware accuracy

No.	Item	Technical parameters	Note
1	Scraper	Round beating≤±1.5um,Ra0.4,straightness≤±1.5um
2	Coating roller(steel roller)	Round beating≤±1.5um,Ra0.4straightness≤±1.5um
3	Glue roller	Round beating≤10um,straightness≤10um

 

Installation environment requirements

1) Machine head ambient temperature25~30ºC,others 10~40ºC.

2) Machine head relative humidity: positive RH ≤35% (according to materials), negative RH ≤98%,others ≤98%.

 

Other requirements

1) Power supply:3PH ,AC380V,50HZ, Voltage fluctuation range:+10%~-10%;start total power 30KW.

2) Compressed air:After drying, filtering, and stabilizing, the exhaust pressure is around 0.5 MPa.