High Stable Precision Copper Flexible Conductor Diffusion Welder Hydraulic Work

This pneumatic-hydraulic diffusion welding machine is an advanced joining system based on the principles of molecular welding and polymer diffusion, specifically designed for high-reliability welding of copper flexible conductors, composite busbars, and dissimilar metals. Utilizing pneumatic-hydraulic boosting technology, it generates precisely controlled high pressure. Combined with high-current resistance heating, it creates the high-temperature, high-pressure environment necessary for atomic diffusion at the workpiece interface, achieving a solid-state metallurgical bond without melting. This process perfectly integrates the fast response of pneumatic systems with the stable high pressure of hydraulic systems, offering significant advantages of low energy consumption, long service life, and low noise. It is particularly suited for manufacturing critical components such as power battery interconnects for new energy vehicles, large-section flexible busbars for the power industry, and conductive straps and expansion joints. It is a core piece of equipment for ensuring the reliability of electrical connections under demanding conditions of high current, high vibration, and long service life

• Robust Structure for High-Reliability Joining: Features an integral high-rigidity gantry frame, internally reinforced with multiple ribs, specifically optimized to withstand the sustained extreme pressure of diffusion welding. Ensures absolute structural stability during the process, providing the fundamental guarantee for achieving highly consistent, high-strength molecular-level bonds.

• Precise Pneumatic-Hydraulic Pressure Control: At its core is a high-performance pneumatic-hydraulic booster cylinder that delivers smooth, adjustable, and extremely high welding force. The independent speed adjustment of the pressure head allows for progressive application and maintenance of pressure on flexible conductors, effectively preventing material damage and ensuring a thorough, uniform diffusion process.

• Ultra-High Precision Guidance & Positioning: The upper electrode moves vertically, guided by ultra-high precision linear guides, achieving micrometer-level repeatability positioning accuracy. This is critical for ensuring the absolute precision of multiple weld point locations and the complete uniformity of nugget size, which is the foundation for consistent electrical performance.

• Fully Insulated Safety & High-Efficiency Power Source: The secondary circuit employs a design with a fully insulated pressure cylinder base and upper arm, offering a high insulation rating for safe operation on conductive surfaces like metal worktables. Equipped with a high-power, fully water-cooled welding transformer and rectifier for robust, stable, and energy-efficient power output, supporting prolonged continuous welding.

• Intelligent Control & Comprehensive Protection: Standard foot switch control enables efficient and convenient operation. The machine integrates an intelligent air and water pressure monitoring system with real-time alarms, proactively preventing welding initiation during coolant or power medium abnormalities, providing all-around active protection for the equipment, workpiece, and operator

Our factory can customize according to your requirements. More details, please contact!