Desktop Soldering Machine: 5-Axis Precision Welding Robot
Our Desktop Soldering Machine is an advanced 5-axis robotic system designed for high-precision PCB assembly and electronics manufacturing. Featuring a flexible single-head, dual-platform design, this automatic soldering robot supports both spot welding and drag (pull) welding processes. Engineered with a stable aluminum profile structure and a high-accuracy PID algorithm (150-480℃), it ensures consistent joint quality, reduced power consumption, and extended soldering tip life—making it the ideal solution for high-mix, high-reliability production.

with single head and two working platforms
Features:
- Flexible and diverse soldering methods, with spot and drag welding (pull welding) etc. functions.
- Aluminum profile open casting, no deformation, no rust, stable operation.
- Programming supports point-to-point, block-to-block replication arrays to reduce program time.
- Each movement shaft adopts Lesai closed-loop motor to improve equipment reliability and life.
- Equipped with automatic cleaning function, improve product quality and soldering tip life.
- The welding module has a buffer function to effectively reduce the damage of the product.
- Temperature range 150-480℃, display real-time power consumption, PID algorithm and frequency conversion technology.
- With tin breaking function, effectively reduce the splash of tin slag, improve the product quality.
- Support the configuration of smoke purifier to solve the problem of solder smoke.
Technical Specifications & Workflow
| Models | KLD-5331R | |
| Stroke of each axis | X | 500mm |
| Y1 | 300mm | |
| Y2 | 300mm | |
| Z | 100mm | |
| R | 360°±2° | |
| Payload | Working load | 5KG |
| Tool load | 3KG | |
| Motor | Type/Power | 57 Closed-loop motor (400W servo motor as option) |
| Driver | Closed-loop driver (400W servo driver as option) | |
| Driving mode | Synchronous belt + guide rail (Lead screw+guide rail as option) | |
| Power supply | AC220V,50Hz | |
| Rated power | Max 350W | |
| Driving power | Voltage | 24V DC |
| Current | Max 3.5A/Axis | |
| Temperature control type | 50-500 ℃(400W)(200W/150W/600W etc. as option) | |
| Heating core | 400W(200W/150W/600W etc. as option) | |
| Silk supply method | 0.5-1.2mm (with detinning, other wire diameter can be customized) | |
| Dimension | L820*W600*H820(mm) | |
| Weight | 65KG | |
Why Choose This Desktop Soldering Solution?
Choosing the right soldering equipment is vital for maintaining high quality in PCB assembly and rework. Our Desktop Soldering Machine is engineered to provide a professional alternative to manual soldering, ensuring precision, consistency, and reliability for your production line:
- High-Precision 5-Axis Control: Unlike standard manual tools, our 5-axis robotic system allows for precise tip positioning and multi-angle soldering. This flexibility ensures that you can reach complex solder joints on crowded PCB boards with ease and accuracy, significantly reducing the risk of damage to surrounding components.
- Stable PID Temperature Management: With an advanced PID algorithm (150-480℃), our machine maintains a highly stable soldering temperature. This precision prevents thermal damage to sensitive components and ensures that every solder joint receives the exact heat required for a strong, reliable bond, effectively eliminating cold joints.
- Automatic Tip Cleaning for Superior Quality: The integrated automatic cleaning system periodically removes residual solder and oxidation from the tip. By maintaining a clean tip throughout the process, the machine ensures consistent heat transfer and prevents contamination, which is crucial for achieving high-quality, long-lasting solder joints.
- Versatile Soldering Methods: Whether your process requires delicate spot welding or efficient drag (pull) welding, this machine adapts to your needs. The programmable interface allows you to switch between these modes quickly, making it a highly versatile tool for high-mix production environments where different components require different soldering techniques.
- Optimized for Consistency and Throughput: By automating the soldering process, you eliminate the variability inherent in manual labor. This machine provides repeatable results, ensuring that every board produced meets the same strict quality standards, which is essential for scaling your production and reducing rework rates.
- Compact, Industrial-Grade Design: Built on a sturdy aluminum profile structure, this machine is designed for stability and durability in industrial environments. Its compact desktop footprint makes it an ideal solution for laboratory research, prototyping, and small-to-mid-sized assembly lines where space efficiency is a priority.
Frequently Asked Questions (FAQ)
What types of soldering methods does this machine support?
It supports flexible soldering methods, including both precise spot welding and high-efficiency drag (pull) welding.
How does the automatic cleaning function help?
The built-in automatic cleaning system removes solder residue from the tip, which significantly improves product quality and extends the service life of the soldering tip.
Is this machine suitable for complex PCB assemblies?
Yes, with its 5-axis movement and buffer function, it can handle intricate soldering tasks while minimizing damage to sensitive product components.
