Multi-Station Automated Laser Welding System

Multi-Station Automated Laser Welding System

The Multi-Station Automated Laser Welding System is engineered for high-volume metal manufacturers looking to optimize line throughput, eliminate idle waiting cycles, and ensure strict batch-to-batch weld repeatability.
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Description

Product Overview

 

The Multi-Station Automated Laser Welding System is engineered for high-volume metal manufacturers looking to optimize line throughput, eliminate idle waiting cycles, and ensure strict batch-to-batch weld repeatability.
By combining fiber laser technology with multi-station parallel architecture, operators or automated robots can perform loading/unloading tasks on Station B while Station A actively welds. This seamless workflow maximizes beam-on time, making it the ideal solution for repeatable metal assemblies with demanding structural and aesthetic quality requirements.

 

Technical Specifications

 

Item

Specification

Laser Source

Fiber Laser

Laser Power

1000W / 1500W / 2000W / Customized

Working Stations

2 Stations / 4 Stations / Customized

Welding Method

Continuous Laser Welding / Pulse Laser Welding

Applicable Materials

Stainless Steel, Carbon Steel, Aluminum Alloy, Galvanized Steel, Copper (Application Dependent)

Welding Thickness

According to material type and laser power

Positioning Accuracy

±0.05 mm (Configuration Dependent)

Motion System

Servo Precision Motion Control

Axis Configuration

3-Axis / 4-Axis / 6-Axis Customized

Welding Speed

According to material and process requirements

Working Area

Customized according to workpiece dimensions

Automation Level

Semi-Automatic / Fully Automatic

Fixture Type

Customized Precision Fixture

Vision System

Optional

Power Supply

Customized according to destination country

Cooling System

Industrial Water Cooling

Safety System

Enclosed Protection with Safety Interlock

 

Core Features

 

Fiber Laser Technology
Delivers a high energy density with a minimal Heat-Affected Zone (HAZ), reducing structural warping, burn-through, and post-weld grinding.

Multi-Station Parallel Architecture
Configurable in 2-station turntable, 2-station shuttle, or 4-station indexing configurations to match factory space and takt time requirements.

Digital Industrial Control System
Stores multiple welding programs with instant switching. Features continuous parameter monitoring, fault diagnostics, and production counter logs.

Flexible Fixture & Tooling Interface
Quick-change fixture plates allow smooth transitions between different product SKUs, minimizing setup time for multi-model production lines.

 

Typical Applications

 

This system is widely deployed in demanding manufacturing sectors requiring high repeatable accuracy:
EV & New Energy Components: Battery tray housings, module frames, cooling plates, and energy storage enclosures.
Automotive Structural Parts: Seat frames, chassis brackets, exhaust assemblies, and body-in-white reinforcements.
Electrical & Industrial Cabinets: Stainless steel control boxes, server racks, and sheet metal enclosures.
Machinery & Precision Assemblies: Hydraulic manifolds, machine tool covers, structural tubing, and stainless steel hardware.

 

System Operating Sequence

 

Workpiece Loading: Operator or robotic manipulator places components into Station A.
Poka-Yoke Clamping: Pneumatic/hydraulic sensors verify component presence and clamp workpiece with high precision.
Laser Welding Execution: The fiber laser head traverses along the 3D programmed path, welding Station A.
Parallel Station Preparation: Simultaneously, Station B undergoes unloading and reloading without stopping laser emission.
Quality Inspection & Indexing: Optional inline vision or laser profile sensors inspect weld integrity prior to station shuttle/rotation.

 

System Comparison: Multi-Station vs. Single-Station

 

Feature / Metric

Single-Station Laser System

Multi-Station Laser System

Operating Mode

Sequential (Load -- Weld -- Unload)

Parallel (Load on B while Welding on A)

Laser Idle Time

High (40%–60% non-productive time)

Extremely Low (<10% idle transition time)

Labor Output Efficiency

Standard (1 machine per operator)

High (Up to 2x output per operator shift)

Recommended Production

Prototyping / Low-Volume Batches

Medium to Mass Production

Automation Integration

Basic / Limited

Highly compatible with robots and conveyors

 

Compatible Materials

 

Stainless Steel (300/400 Series): Achieves smooth, hermetic, corrosion-resistant seals. Ideal for medical and food-grade hardware.
Aluminum Alloys (5000/6000 Series): Welded using optimized pulse/wobble laser parameter sets to avoid crack sensitivity and porosity.
Carbon & Galvanized Steel: Optimized gas shielding and power ramp settings minimize zinc vapor entrapment and spatter.
Dissimilar Metals (Copper to Aluminum): Specialized laser wave-shaping for battery tab and busbar joining.

 

Customized Precision Fixtures

 

Because laser spot sizes are narrow (typically 0.2mm - 0.6 mm), custom-engineered clamping is critical:
Pneumatic / Hydraulic Clamping: Fast response times with balanced force to prevent component deformation.
Copper/Brass Heat-Sinking Inserts: Rapid heat dissipation for delicate thin-sheet materials.
Quick-Change Modular Plates: Toolless or fast-bolt changeover systems for rapid product switching.

 

Customization Workflow

 

We provide end-to-end technical evaluation before system delivery to eliminate production risks:
Requirement Analysis: Reviewing 2D/3D component drawings, material specifications, and target cycle times.
Process Sample Testing: Performing lab weld trials on your actual sample parts to verify joint strength and visual quality.
Engineering Proposal: Tailoring laser power, motion architecture, enclosure dimensions, and station layout to your floor plan.
Manufacturing & Factory Acceptance Testing (FAT): Rigorous quality testing before dispatch.
Global Field / Remote Support: Installation guidance, operator training, spare parts availability, and long-term technical maintenance.

 

FAQ

 

Q: What information is required before selecting a suitable system?

A: Customers usually provide product drawings, material type, thickness, welding requirements, and expected production capacity.

Q: Can the system be customized for our existing production line?

A: Yes. The station layout, fixtures, and automation functions can be designed according to existing production processes and factory conditions.

Q: How do we select the correct laser power?

A: Laser power depends on material type, thickness, welding speed, and joint design. Sample testing or technical evaluation is recommended before final configuration.

Q: Can one system process different products?

A: Yes. Different welding programs and customized fixtures allow the system to handle multiple product models.

Q: Can you test our samples before production?

A: Yes. Sample testing can be arranged to evaluate welding performance and confirm suitable process parameters before final system design.

Q: Is technical support available after delivery?

A: Technical guidance can be provided for installation, commissioning, and operator training.

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