Features of Wobble Laser Welding Head
The Wobble Laser Welding Head can achieve high-precision welding in a narrow space by precisely focusing the laser beam, ensuring welding quality.
- Small size and light weight
- Lens modular design, easy installation
- High welding efficiency, good effect
- Touch screen design, easy operation
- Can be integrated in robot laser welding machines, automatic laser welding machines
We use ZBTK SW3000S as our main welding head, and we also maintain good cooperation with well-known brands such as OSPRI, Xhoptoelec, and SUPLASER.
What is a Wobble Laser Welding Head?
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- A Wobble Laser Welding Head is the critical execution unit of a laser welding system, delivering focused, high-energy laser beams to workpieces.
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- Unlike traditional torches, it combines advanced optics and mechanics to handle intense laser energy in harsh industrial environments.

Key Components
- QBH Interface: Connects to laser source, enables low-loss laser energy transmission.
- CCD: Real-time visual imaging module, aids precise weld joint alignment.
- Protective Lens: Shields internal optical parts from spatter/dust.
- Collimating Lens: Converts a divergent laser into a parallel beam.
- Touch Screen Display: Shows real-time parameters & supports quick adjustments.
- Focusing Lens: Concentrates a parallel beam into a high-energy focal spot.
- Protective Lens: Front barrier against slag; easily replaceable.
Working Principle
- The laser source transmits beams through a fiber cable to the welding head.
- The collimating lens straightens the divergent beam, and the focusing lens narrows it into a high-heat focal spot (up to 10,000°C).
- Shielding gas flows from the nozzle to protect the molten weld pool from air.
- The focal spot melts metal surfaces, forming a strong weld as the head/workpiece moves.
- Z-axis adjustment and protective lens ensure stability and prevent downtime.
Read More
Types of Wobble Laser Welding Head

ZBTK Fiber Laser Head (SW3000S)

ZBTK Laser Head (SW6000)

OSPRI Laser Head (LWD03C)

OSPRI Swing Welding Head (LDW06)

SUPLASER Fiber Laser Welding Head

XH Laser Welding Head (HK20Y)
Six Track Modes
The touch screen of the Wobble Laser Welding Head can set six trajectory modes, the operation is simple, and the system language can be set to English.


CCD Coaxial Observation
The Wobble Laser Welding Head is equipped with an industrial-grade CCD high-definition camera to achieve synchronous observation of the welding process, making the weld clear and intuitive, ensuring the welding effect.
More About Wobble Laser Welding Head
- SW3000S
- LDW03C
- HK20Y
- SW6000
| Laser Interface | Standard QBH Interface | Swing Frequency | ≤500Hz |
| Laser Wavelength | 1064nm | Swing Accuracy | ≤0.1mm |
| Laser Power | ≤3000W | Repeatability Accuracy | <2μm |
| Focus Lens | F200/F250/F300 | 8-Hour Temperature Drift | <10μm |
| Collimator Lens | F75/F100/F125/F150 | Side Air Curtain | Single Layer |
| Focus Lens Spot Diameter | ≥0.05mm | Welding Mode | Side Blowing Welding/Coaxial Welding |
| Clear Aperture | 20mm | Scan Path Types | 6 types |
| Cooling Method | Water Cooling | Observation CCD | Supported |
| Gas Path | Available | Operating Temperature | +15℃ to +35℃ |
| Illumination | Side Spotlight | Storage Temperature | -10℃ to +60℃ |
| Welding Width | 5mm (Maximum customizable up to 10mm) | Hygrometry | <80% without condensation |
| Parameter | Specification |
|---|---|
| Interface Type | QBH |
| Applicable Wavelength | 1080nm±10nm |
| Collimation Focal Length | 100mm |
| Focus Focal Length | 200mm/250mm/300mm |
| Scanning Range | X: 0~5mm Y: 0~5mm |
| Swing Speed | 3500mm/s |
| Auxiliary Air Pressure | ≤1Mpa |
| Overall Weight | 2.4kg~3.6kg |
| Product Parameters | Technical Specifications |
|---|---|
| Maximum Power | 2000W |
| Fiber Optic Interface | QBH/RD |
| Collimation | F50/F70/F100 |
| Focus | F150/F200/F250/F300 |
| Clear Aperture | D17mm |
| Collimation Protection | D20×3mm |
| Focus Protection | D22.35×4mm |
| Shielding Gas Pressure | 10, 15, 20, 25bar |
| Weight | 1.786KG |
| Fiber Optic Interface | Standard QBH | Shielding Gas | Side Blow/Coaxial/Air Knife |
| Laser Wavelength | 1030nm~1090nm | Drive & Control Mode | Integrated Type |
| Laser Power | ≤8000W | Control Interface | DB25 |
| Focus Lens | D35 F100/F120/F150 | Anti-interference Ability | Strong Anti-interference |
| Collimation Lens | D50 F200/F250/F300 | HMI | 2.8-inch Resistive Touch Screen |
| Focus Spot Size | 0.05~1.5 mm | Laser Control | Supported |
| Cooling Method | Water Cooling | Automation | Supported |
| Gas Circuit | Supported | Scanning Trajectory | Point/Line/Circle/Rectangle/Figure 8/Spiral/Annular Dithering |
| Lighting | Side Spotlight | Observation CCD | Supported |
| Welding Width | ≤10 mm | Operating Temperature | +15℃ to +35°C |
| Swing Frequency | ≤500 Hz | Humidity | < 80% (No Condensation) |
| Swing Accuracy | 0.01mm | Weight | 7.5Kg |
SUPLASER Fiber Laser Welding Head Practical Application
Robotic Laser Welding Machine With ZBTK Fiber Laser Head (SW3000S)
Robotic Laser Welders With ZBTK Laser Head for Heavy Duty Metal Rack Assemblies
If you have any other questions about our laser equipment, please feel free to contact us.
How to choose the appropriate power for Wobble Laser Welding Heads?
- According to the thickness of the welding material, low power should be selected for thin materials and high power for thick materials.
- Reference material melting point. A higher melting point requires a higher power to ensure fusion.
- In combination with production efficiency, if high efficiency is required, the power can be appropriately increased.
How to maintain a Wobble Laser Welding Head on a daily basis?
- Regularly clean the lenses to prevent dust from affecting the laser transmission effect.
- Check the cooling system to ensure there is sufficient coolant and no blockage in the pipelines.
- Calibrate the focusing position regularly to ensure stable welding accuracy.
What should I do if the Wobble Laser Welding Head is not firmly welded?
- Check if the laser power is set too low and increase it appropriately.
- Confirm whether the welding speed is too fast and reduce the speed to ensure that the materials are fully fused.
- Check whether the distance between the welding head and the workpiece is appropriate and adjust it to the optimal working distance.
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