1. Power Saving

Only 1 kWh power consumption per hour. Its performance is boosted by 150% compared with traditional YAG laser welders, and power consumption is cut by over 800%. It can save around 20,000–30,000 kWh electricity fees per year versus YAG models.

2. Maintenance-free

Designed for zero light attenuation within 5 years, with over 30% power margin to ensure worry-free long-term operation.

3. Zero After-sales Trouble

All core components adopt top-tier brands to extend service life. All QCW series machines come with a 2-year full machine warranty.

4. Zero Consumables

QCW laser welder adopts pump-source optical design with no internal optical parts (no cavity, xenon lamp, full/half-reflecting lenses), drastically cutting later maintenance costs.

Performance Features & Advantages

Main Features

Compared with traditional YAG pulse laser welders, QCW pulse laser welders feature high electro-optic conversion efficiency and ultra-low power consumption:

• QCW conversion rate: 30%–38%; YAG only 3%–5%
• Power consumption is merely 1/10 of YAG at identical laser power Other strengths: compact structure, maintenance-free design, flexible fiber output. It is an ideal laser source for industrial welding.

Integrated optics, machinery, circuit and software. Real-time monitoring & alarm via control interface and standard software, with automatic operation data logging. Equipped with compact water cooling circulation; no consumables replacement required, service life up to 100,000 hours.

Easy operation with minimal training for new operators, lowering labor cost. Ultra-low heat input leads to tiny post-weld deformation and flawless weld appearance, eliminating most polishing & flattening procedures.

Machine Performance

1. High specific energy, minimal thermal deformation, narrow heat-affected zone yet deep penetration.
2. Welding head enables welding at any angle, suitable for complex seams and precision components.
3. Pulsed or continuous laser beam instantly melts metal by rapidly transferring heat deep into materials to form stable weld seams.
4. No electrodes required unlike traditional welding, saving working time and production cost.
5. Capable of welding metal composites sealed inside fully transparent materials.
6. Long-distance laser transmission via fiber optic cable. Compatible with computers and robotic arms for fully automatic, high-precision intelligent welding.

Global Original Dual-purpose Design

Laser welding technology has achieved revolutionary upgrades and mature application across multiple industries. Customized for advertising signs, lighting fixtures & stainless steel decoration:

• Extra-long fiber cable welding torch for flexible handling of large & small workpieces
• Applicable metals: stainless steel, galvanized sheet, iron plate, titanium alloy and more
• Minimal heat-affected zone, no workpiece deformation, high precision, low cost & zero consumables
• Solid, smooth welds without bulges; no polishing needed, time-saving, high efficiency & aesthetic finish

Machine Overview

Compact laser main unit with integrated water cooling and casters for easy free movement anywhere.

• Wide compatible metal range, fast welding speed, deep penetration & low deformation
• Fine, beautiful weld finish without polishing to cut cost
• Simple operation, short training for beginners with no certification required, greatly reducing labor cost

Strengths

1. Powerful Performance Max penetration: 3.0mm stainless steel / 2.0mm galvanized sheet
2. Ultra-fast Speed 2–10 times faster than traditional welding to boost productivity
3. Superior Weld Quality Precise laser control for stable beam, firm & beautiful welds
4. High Energy Saving Only 0.5 kWh per hour on average, saving ~200% electricity vs argon arc welding
5. Long Service Life Pump-source laser with 100,000-hour lifespan, 2-year full machine warranty
6. Wide Application Works on stainless steel, galvanized sheet, titanium alloy, nickel, titanium alloy, aluminum, copper, etc.
7. User-friendly 7-inch large touch screen with new-generation operating system
8. Full Safety Multi-layer safety protection to safeguard operators and equipment

9. Part 1 Core Configuration

   1. Pump Laser Source Equipped with 3 premium pump sources, each rated 250W. Features high gain, low laser threshold, high output power, smooth welding spots, stable energy, excellent thermal conductivity and thermal shock resistance.
   2. Laser Power Supply Premium brand power supply delivers constant current to pump sources, enabling stable high-frequency continuous welding with low attenuation and long service life.
   3. Chiller Constant-temperature refrigeration chiller with automatic temperature control and high precision. Matching cooling fans provide large air volume and low noise.
   4. Controller Independent HD touch screen to adjust pulse, peak power, frequency, etc. All set parameters can be auto-saved.
   5. CCD Monitor Compatible with CCD microscopic monitor for clear, intuitive observation of welding results.
   6. Optical Path Custom flexible optical path with QBH connector, extended focusing lens F=200mm.
   7. Easy Operation Suitable for all operators, high efficiency, ready for immediate use after startup; welding speed is 5 times faster than traditional processes.
   8. Gas Control Supports shielding gas (nitrogen / argon) via special design, built-in precision gas control valve.
   9. Worktable Made of tempered glass with ultra-large integrated surface and ergonomic layout. It retains traditional YAG welding functions including adjustable welding head, monitoring system and air exhaust system.
   10. Eco-friendly & Safe Noise-free, pollution-free, radiation-free, supports 24-hour non-stop operation. Innovative solid structure, stable, easy and humanized operation.

   ---

   Part 2 Homogenized Optical Path Technology & Precise Power Control

   Homogenized Optical Path Technology

   Shaping technology stabilizes and homogenizes laser energy, delivering soft U-shaped beam distribution for high-quality spatter-free welding.

   (Comparison: Top-hat Beam vs Gaussian Beam)

   Precise Power Control

   • High reliability, editable current & frequency
   • Adjustable power pulse, fast switch response
   • Long service life, no expensive consumables replacement required

   Touch Control Panel

   Intuitive interface to set welding power, pulse width, frequency, check fault alarm codes for quick maintenance. Auto power calibration ensures power fluctuation ≤1%, uniform laser beam for premium welding spots.

   ---

   Part 3 Industry Application Fields

   1. Advertising Sign Industry

   Sign letter welding enables seamless joint with smooth surface and invisible weld traces. Minimal heat-affected zone avoids discoloration or deformation of stainless steel for attractive finish. It guarantees firm connection for large 3D signs to withstand harsh outdoor weather, widely applied on rooftop logos and mall billboards.

   2. Automotive Manufacturing

   Component welding covers engine cylinder block, cylinder head, transmission housing, drive shaft, brake disc, etc. It realizes high-precision hermetic welding to secure engine performance and reliability. In new energy vehicles, it welds battery tabs and modules to boost energy density and safety.

   3. Electronics & Electrical Industry

   • PCB Welding: Micro-precision welding for tiny chips and leads to meet high accuracy demands of miniaturized integrated circuits.
   • Battery Production: Precise energy control for tab and coin cell packaging, reducing damage and improving consistency & lifespan.
   • Electronic Connector Welding: Enhances joint strength and corrosion resistance for stable signal transmission.
   • Sensor Packaging: Provides high-seal, high-reliability packaging solution for precision sensor components.

   4. Aerospace Field

   Used for satellite frame and space station component welding, meeting strict aerospace standards for precision and reliability.

   5. Medical Device Industry

   Manufactures surgical and implantable devices with zero harmful byproducts, ensuring hygiene and safety.

   6. Jewelry Industry

   Ornament welding & repair: Magnifies tiny jewelry parts under microscope for precise deformation-free welding, ideal for chain links and gem setting.

   7. Machinery Manufacturing

   Mold repair & reinforcement: Restores worn mold surfaces and splices mold parts to extend service life.

   8. Hardware & Building Materials Industry

   Fast and precise welding for doors, window handles, faucets and other hardware products to lift production efficiency and quality.

1. Welding Process

1. Via the intelligent operating system, users can quickly and conveniently select welding process parameters according to different materials and thicknesses, enabling even novice operators to achieve high-quality and highly consistent welding results. Handheld welding torch for professional welding of large irregular workpieces:
2. 
   Matched with worktable for professional decorative product welding
3. 
   Matched with automatic worktable for precision welding:
4.