PNEUMATIC SPOT WELDING MACHINE SKXD-50

TRANSISTOR PNEUMATIC SPOT WELDING MACHINE (SKXD-50)

Product Data Sheet

1 Year Warranty

Precision Welding for Lithium Battery Packs - Fast, Reliable, and Intelligent

The SKXD-50 Transistor Pneumatic Spot Welding Machine is a high-precision welding solution engineered specifically for lithium battery pack production. Utilizing advanced IGBT transistor control technology, this welding system delivers high-current, low-heat pulse welding with exact control over welding energy and time, ensuring strong, reliable welds without damaging the battery structure.

Equipped with a pneumatic pressure system and a smart digital interface, the SKXD-50 ensures consistent force during welding, making it ideal for both small-scale lab use and high-volume pack production in industries like EVs, power tools, solar storage, and consumer electronics.

Key Features

• Advanced Transistor Welding Technology Utilizes precision-controlled IGBT modules for fast, low-splash welding with superior energy efficiency.

• Pneumatic Pressure Control Ensures uniform electrode pressure for consistent and reliable welds - crucial for high-quality battery connections.

• Real-Time Monitoring Built-in microcontroller system monitors current, pulse time, and welding results, reducing error and material waste.

• Digital Touchscreen Interface

  • Easy-to-use control panel
  • Store multiple welding programs
  • Monitor voltage, current, and pulse width in real time

• Safety Features Includes overheat protection, short-circuit prevention, and error alarms for operator and equipment safety.

• Flexible Compatibility Suitable for nickel, copper, and aluminum tab welding across 18650, 21700, 26650, and pouch cells.

Technical Specifications

• Model SKXD-50
• Welding Type Transistor / Capacitor Discharge
• Control Method Constant voltage/current control
• Welding Current 0-8000 A
• consumed power 350W
• Current 8 000A
• Pulse Modes Single, Double, Multiple
• Welding Electrodes Tungsten / Copper Alloy (customizable)
• Electrode Force Adjustable via pneumatic cylinder
• Welding Material Nickel, Copper, Aluminum tabs
• Display Interface 7” Color Touchscreen
• Power Supply AC 220V ±10%, 50/60Hz
• Air Supply Requirement 0.4-0.7 MPa (Dry, Clean Air)
• Dimensions Approx. 600mm × 800mm × 1200mm
• Weight ~130kg

Applications

• Battery Pack Welding Ideal for welding tabs in EV battery modules, e-bikes, solar ESS, and DIY lithium packs.

• Cell Assembly Lines Built for integration into semi-automated or fully automated welding lines.

• Prototyping & R&D Labs Precise control over weld parameters makes it ideal for testing new cell formats or pack designs.

• Power Tool & Device Battery Manufacturing Delivers robust tab connections that stand up to vibration and mechanical stress.

Why Choose the SKXD-50?

• High Welding Stability
• Digital Customization & Program Storage
• Reduced Welding Splash & Electrode Wear
• Long Lifespan and Easy Maintenance
• Trusted by Industry Professionals Worldwide