Laser welding machine ST-A series

fiber laserautomaticonline

Product Overview
This fully automatic fiber laser welding machine integrates laser technology with an automated control system, offering high welding precision and excellent repeatability, making it ideal for precision welding of complex components. The welding process produces a small heat-affected zone, minimizing damage to the base material. Its automated operation mode enhances production efficiency and reduces labor costs, making it widely used in high-precision metal welding applications across industries such as automotive, electronics, 3C, medical, and hardware/kitchen and bathroom fixtures.

Key Specifications
1. Laser Power: 300W / 400W / 500W / 600W
2. Working Area: 600 × 3000 mm
3. Laser Cavity: Imported gold-plated laser cavity with a 6 kW dual-pulse xenon lamp
4. Power Supply: Switching power supply with controllable current waveform, programmable pulses, and intelligent system management
5. Control System: Industrial PC control (3-axis/4-axis optional), equipped with precision X/Y axes, dual moving platforms, and a height-adjustable lifting mechanism; supports manual focusing; configurable with a rotary worktable (φ80 mm / φ125 mm optional)
6. Monitoring and Cooling: CCD vision monitoring system, 3P water-cooling system
7. Optional Workstations: Galvanometer welding station, 2D/multi-dimensional welding station, robotic arm welding station

Key Features of the Equipment
1. Equipped with an automatic translational workstation, capable of large-format spot welding; supports in-line spot welding with fast processing speeds and flexible processes.
2. The optical system utilizes fiber-optic transmission instead of traditional lens reflection, resulting in a lower failure rate over time and higher photoelectric conversion efficiency.
3. Industry-leading energy negative feedback technology controls laser output power fluctuations within 3%, ensuring stable laser power output and improving welding consistency.
4. Supports spot welding, butt welding, lap welding, and seal welding; capable of fully automatic or semi-automatic welding along flat straight lines, arcs, and arbitrary trajectories.
5. The PC-based intelligent control system makes programming, debugging, and maintenance simple and convenient. The software utilizes an Integrated Development Environment (IDE), with the main interface integrating graphic editing, operation monitoring, data acquisition, programming, and motion control. The clean and professional interface enhances work efficiency.
6. It delivers a high depth-to-width ratio for welds, narrow welds, a small heat-affected zone, and minimal workpiece deformation; welding speed is 5–10 times faster than that of YAG lasers.

Core Product Advantages
1. High Welding Precision: Precisely controls the welding position, accommodating complex irregularly shaped parts and small components, ensuring stable and consistent weld quality.
2. High Welding Speed: Welding efficiency far exceeds that of traditional welding processes, shortening production cycles and increasing production capacity.
3. Small Heat-Affected Zone: Compared to traditional welding, the heated area is smaller, reducing workpiece deformation and internal stress while minimizing damage to the base material.
4. Superior Weld Quality: Smooth and uniform welds reduce the need for post-processing steps such as grinding, while enhancing the strength and stability of the welded structure.
5. High Degree of Automation: Can be integrated with robotic arms to achieve fully automated production, improving production line flexibility and overall production efficiency.
6. Raw Material Savings: High-precision processing combined with low heat input reduces material waste, allowing for thinner sheet metal designs.

Application Industries
Suitable for various types of precision metal welding, including 3C electronics, medical devices, electronic components, power batteries, automotive parts, hardware products, and kitchen and bathroom products;
Typical processing scenarios: metal casings for cell phone batteries, the advertising industry, glass frame welding, stainless steel frame welding, keyboard welding, silicon steel welding, stainless steel furniture, vacuum-insulated cups and bowls, door handles, spark plugs, filters, oil pipes, heating tubes, and support metal tubes.

Certifications
The entire machine has passed CE, FDA, and ISO 9001 international quality system certifications; each unit undergoes extended aging tests before shipment, ensuring stable and reliable performance that meets the requirements of continuous industrial production.