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Four Column Hydraulic Copper Diffusion Welding Machine
Detail Information
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Four Column Hydraulic Welding Machine
,Copper Diffusion Welding Machine with Hydraulic System
,Hydraulic Copper Diffusion Welder
Product Description
Four Column Hydraulic Copper Diffusion Welding Machine
Product Overview
The Four Column Hydraulic Copper Diffusion Welding Machine is a heavy-duty diffusion bonding system designed for large-size copper components requiring high pressing force, excellent conductivity, and long-term structural reliability.
Equipped with a four-column hydraulic pressing structure, this machine provides stable force distribution and precise parallel movement during bonding. It is specially developed for thick copper plates, large copper busbars, laminated conductors, and high-current electrical connection components.
By combining controlled temperature, hydraulic pressure, and holding time, the equipment creates solid-state copper-to-copper bonds without additional solder or filler materials, enabling manufacturers to achieve low-resistance, highly reliable conductive connections.
Technical Specifications
| Parameter | Specification |
|---|---|
| Structural Style | 4-Pillar Hydraulic Cylinder Welding Workbench |
| Control Method | Frequency conversion inverter; Control system for Haifei copper welding machine |
| Temperature Measurement Range | 300-1200°C; repeatability accuracy: ±0.5%TH |
| Work Environment Temperature | 5-45℃ |
| Pressure Application | Maximum output pressure: 20 T; starting pressure: 0.5 T |
| Workbench Activity Range | 150 mm; repeatability accuracy: ±0.05 mm |
| Electrode Installation Area | 240mm * 240mm |
| Effective Welding Area | 200mm * 200mm (customizable) |
| Welding Materials Range | Copper-copper, copper-nickel, hard copper-soft copper |
| Welding Material Thickness | 0.03-5mm |
| Welded Product Thickness | 0.5-25mm |
| Control Functions | 64 programmable welding specifications; programmable I/O ports; weld point counting |
| Protective Functions | System shutdown for abnormal water flow, current, or pressure |
| Data Storage | Production data storage (pressure, temperature, time); MES compatible |
| Authority Management | Hierarchical management system with administrator and employee access levels |
| Unit Dimensions | 1519 mm * 1218 mm * 2094 mm (L * W * H) |
Built for Large Copper Component Manufacturing
As copper components become larger and thicker in EV battery systems, energy storage equipment, and power electronics, conventional welding methods often face limitations.
Manufacturers may experience:
- Uneven pressure on large bonding surfaces
- Difficulty maintaining flatness after welding
- Insufficient welding force for thick copper parts
- Inconsistent electrical resistance between batches
- Limited production capability for oversized conductive components
The HFTD-500 uses a four-column hydraulic structure to improve pressure balance across the welding area, making it suitable for demanding large-scale copper bonding applications.
Key Features
Four-Column Hydraulic Structure for Enhanced Stability
The machine adopts a four-column guiding structure to improve mechanical rigidity during high-pressure operation.
Benefits include:
- Better upper and lower platen alignment
- More uniform pressure distribution
- Reduced deformation during pressing
- Improved repeatability for large workpieces
High-Force Hydraulic Pressing System
The hydraulic system provides powerful and stable pressing force throughout the diffusion welding process.
Compared with lower-force welding systems, it offers:
- Strong compression capability
- Stable pressure maintenance
- Reliable bonding conditions
- Suitability for thick copper materials
Reliable Copper Diffusion Bonding Technology
The equipment uses heat and pressure to achieve direct copper bonding without intermediate materials.
The process helps maintain:
- High electrical conductivity
- Low connection resistance
- Strong mechanical bonding
- Clean connection surfaces
Designed for Large-Scale Copper Parts
The HFTD-500 is developed for applications where component size and current capacity are critical.
Typical products include:
- Large copper busbars
- Power module connectors
- Energy storage conductors
- Heavy-duty electrical terminals
- Laminated copper structures
Typical Applications
- EV Battery High-Current Connections
- Energy Storage Equipment
- Power Electronics
- Electrical Switchgear Manufacturing
- Industrial Power Systems
Frequently Asked Questions
Why does large copper diffusion welding require a four-column hydraulic structure?
Large copper components require higher pressure stability and better parallel control. The four-column structure helps maintain balanced force distribution during pressing.
What is the maximum application range of this type of machine?
The equipment is mainly designed for large-section copper components, such as heavy busbars, conductive plates, and high-current connection structures. The final configuration depends on product requirements.
Does copper diffusion welding require solder or additional materials?
No. The process creates a direct copper-to-copper bond through controlled heat and pressure without using filler materials.
How can welding quality be checked?
Quality can be evaluated through electrical resistance testing, mechanical strength testing, and process parameter monitoring according to customer requirements.
Can the machine be integrated into an automatic production line?
Yes. The system can be customized with automatic loading, unloading, positioning, and production data management functions.
Contact Haifei
The Four Column Hydraulic Copper Diffusion Welding Machine provides a high-force and stable solution for manufacturers producing large copper conductive components.
Whether you need to improve electrical performance, increase production capacity, or replace traditional connection methods, Haifei can provide a customized diffusion welding solution based on your product requirements.
Send your copper component drawings or samples to our engineering team for welding evaluation and solution recommendation.
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