Tandem Economic CNC Hydraulic Press Brake for Heavy Sheet Metal Bending

The Tandem Economic CNC Hydraulic Press Brake is a high-performance bending solution designed for heavy-duty metal forming tasks. It connects two hydraulic press brakes through CNC synchronization to achieve precise, consistent bending of large or thick metal sheets. This configuration ensures excellent productivity, flexibility, and accuracy for industrial applications such as construction, shipbuilding, and energy equipment fabrication.

Technical Overview of the Tandem CNC Hydraulic Press Brake

This tandem hydraulic press brake system utilizes advanced CNC synchronization technology to control both machines simultaneously. Each unit can also operate independently, allowing flexible production planning and efficient space utilization. The design focuses on cost-effective performance, low energy consumption, and precision control under heavy load conditions.

Core Components and System Design

1. Synchronized Hydraulic System

   • Proportional servo valves control ram movement with real-time position feedback.

   • Synchronization accuracy reaches ±0.01 mm for consistent bending results.

2. CNC Control Platform

   • Equipped with systems such as Delem DA-66T or Cybelec Modeva for 2D/3D programming.

   • Automatic crowning, angle calculation, and bending sequence simulation available.

3. Robust Machine Frame

   • Welded steel frame structure with stress-relief treatment ensures rigidity and minimal deflection.

   • Hydraulic cylinders feature precision-honed bores and anti-leak seals for long-term reliability.

4. Back Gauge Mechanism

   • Multi-axis CNC back gauge provides fast positioning with high repeatability.

   • Supports custom tooling setups for complex part geometries.

Key Advantages of Tandem CNC Hydraulic Press Brake

• Extended Bending Length – Tandem setup allows handling of extra-long plates, up to 12 meters or more.

• Independent or Combined Operation – Each machine can function separately or as a synchronized pair.

• Energy Efficiency – Hydraulic flow control reduces energy loss and heat generation.

• Precision and Stability – Real-time CNC monitoring ensures uniform bending angles across full length.

• Low Maintenance Cost – Modular components simplify servicing and reduce downtime.

• User-Friendly Interface – Intuitive touchscreen programming minimizes operator training time.

Applications of Tandem CNC Hydraulic Press Brake

This system is widely used in industries that require accurate and large-scale metal sheet bending, including:

• Bridge and structural steel fabrication

• Shipbuilding and marine structures

• Power generation and heavy machinery

• Large enclosures and transport equipment manufacturing

• Industrial tank, trailer, and container production

Why Choose Tandem Economic CNC Hydraulic Press Brake

This machine represents the perfect balance between economy and performance. It’s built for demanding bending operations while maintaining low operational cost and high production flexibility.
Users benefit from:

• Modular design adaptable to factory layout

• Stable performance under high tonnage

• Advanced safety systems including light curtains and hydraulic overload protection

• Long-term repeatability and minimal deflection during operation

Maintenance and Operation Tips

• Check hydraulic oil level daily to maintain system stability.

• Calibrate Y-axis synchronization sensors regularly.

• Keep CNC software updated for optimized control response.

• Clean back gauge rails and guideways weekly to prevent positioning errors.

• Perform full geometric calibration annually when operating in tandem mode.

FAQ About Tandem CNC Hydraulic Press Brake

Q1: What is a tandem hydraulic press brake?

It is a combination of two synchronized press brakes that work together to bend long or thick metal sheets with high accuracy.

Q2: How does synchronization improve bending quality?

The CNC control continuously monitors ram positions and adjusts hydraulic pressure in real time, maintaining parallel accuracy across both machines.

Q3: Can the machines operate separately?

Yes. Each press brake can function independently for shorter or smaller bending tasks.

Q4: What materials can be bent using this press brake?

It’s suitable for stainless steel, carbon steel, alloy steel, and aluminum sheets of varying thickness.

Q5: How does the tandem system save energy?

By using intelligent hydraulic flow control and proportional valves, it minimizes energy consumption during idle and return strokes.

Conclusion

The Tandem Economic CNC Hydraulic Press Brake provides a powerful, precise, and energy-efficient bending solution for heavy sheet metal forming. With its dual synchronized system and CNC control, it ensures long-term accuracy, flexibility, and high production throughput for industrial fabrication environments.