Ultrasonic Spot Welder for Sodium Ion Cylindrical Battery Cap Welding

Model

Ultrasonic frequency

Ultrasonic power

Air pressure

Welding time

Voltage

Weight

TOB-VS-50A

40KHz

800W

≥0.6MPa 80L/min

Within 0.2S

220V/50Hz

About 50kg,

Without table

Item

Name

1．Substrate material

1.1TAB materials

Aluminum strip

1.2TAB thickness

0.1~0.2mm (Single layer)

1.3 Cap

Aluminum cap for 18650, 21700, 32650, need different fixture

2．Battery Cell

2.1Winding process

Single layer tab with single layer foil

2.2Electrode layer

Single layer

3．Welding mode

3.1 Welding area

Below 4*4 mm

3.2Welding time

Within 0.12S/times

3.3 Welding point

1point

3.4Pressure

0～1MPa, adjustable

3.5 Time

0～60S, adjustable

3.9Welding head lifetime

Cathode ≥500000 times

Anode ≥160000 times

4．Welding head standard

4.1 Welding head material

Imported high speed steel

4.2 Solder joints highly

 ≥0.2mm

4.3 Welding surface quantity in one welding head

2pcs or 4pcs

4.4 Amplitude adjustable range

 3~10um

5．Transducer

5.1 The difference in frequency between the transducers

≤400Hz

5.2 The impedance difference between the transducers

≤4Ω

5.3 Capacitance difference between the transducers

≤400PF

5.4 Insulation resistance of transducer to outer shell

≥30MΩ

5.5 Tolerable power

Output power ≥800W

6.Ultrasonic generator

6.1 Frequency control mode

Automatic frequency tracking

6.2 Constant amplitude function

Switching power supply Constant voltage constant current

6.3 Amplitude step-less adjustable

Step-less adjustable

6.4 Circuit technology

Intelligent digital circuit, advanced CPU central processing system, with energy mode, power mode, time mode, frequency automatic tracking, quality control upper and lower limit alarm functions.

7．Welding result

7.1Appearance

No virtual welding, no welding penetration,no leakage, welding firm, full and clear solder joints, damage tore the foil 80% residual on the TAB.

7.2 Welding tensile strength

≥25N

7.3 Product pass rate

≥99.8％（under The material is qualified）

8．Equipment design life

8~10 years