Electric Press Brake with Ball Screw Drive System

• Customization: Available
• After-sales Service: 1 Years
• Waterproof Rating: IPX-6
• Model NO.: EP18-800S
• Warranty: 1-year
• Condition: New
• Certification: RoHS, ISO 9001:2008, CE
• Automation: Automatic
• Suitable for: Copper, Aluminum, Alloy, Carbon Steel, Stainless Steel
• Type: Press Brake
• Product Name: CNC Hydraulic Press Brake
• Control System: Delem Da69t
• Bending Length: 4000mm
• Pressure: 200t
• Bending Accuracy: ±0.1mm
• Throat Depth: 320mm
• RAM Stroke: 200mm
• Motor Power: 15kw
• Processing Material: Aluminum
• Material Thickness: 4-6mm
• Application Industry: Aerospace Applications
• Transport Package: Standard Export Package
• Specification: 4300 × 1900 × 2800
• Trademark: DURAMA
• Origin: Jiangsu
• HS Code: 84622190
• Production Capacity: 200 Sets Per Month

Product Description

The Electric Press Brake: Precision, Efficiency, and Modern Manufacturing

Heavy-Duty Electric Press Brake 18T800mm with Fast Ram Return & Oil Cooling
The press brake, a cornerstone of metal fabrication, has undergone a significant evolution with the rise of all-electric press brakes. Departing from the traditional reliance on hydraulic power, these machines utilize high-performance servo motors and precision ball screws or belt drives to control the ram movement and backgauge positioning. This fundamental shift in technology unlocks a suite of advantages, making electric press brakes particularly well-suited for applications demanding high precision, rapid production cycles, clean operation, and ease of use – such as the fabrication of small workpieces in batch production and educational environments.

Core Characteristics & Advantages:

1) Unmatched Precision & Repeatability: Electric servo motors provide incredibly accurate control over ram position, speed, and tonnage throughout the entire bending cycle. This translates to exceptional part-to-part consistency and the ability to hold very tight tolerances, even on complex, multi-bend parts. The elimination of hydraulic fluid compressibility and temperature sensitivity inherent in hydraulics is a key factor here.

2) Blazing Speed & Efficiency: Electric drives excel in rapid, dynamic movement. Acceleration and deceleration are near-instantaneous. The ram doesn't need to travel its full stroke for every bend; it moves only the precise distance required ("short stroke" capability). Combined with ultra-fast backgauge positioning, this drastically reduces cycle times, especially for small, repetitive bends. Idle time is minimized.

3) Significant Energy Savings: This is a major differentiator. Hydraulic systems run pumps continuously, consuming substantial energy even when idle. Electric press brakes only consume significant power during the actual bending moment. The servo motors draw minimal power during positioning and while holding position. Energy savings of 30-70% compared to hydraulic equivalents are common.

4) Cleanliness & Environmental Friendliness: The absence of hydraulic oil eliminates the risk of leaks, spills, contamination of workpieces, and the associated mess and cleanup. This creates a cleaner, safer workshop environment and removes the cost and environmental burden of oil disposal. There's also no need for oil coolers or filtration systems.

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Ideal Applications: Small Batches & Education

High-Mix, Low-Volume / Small Batch Production: The combination of fast setup (often aided by automatic tool changers on smaller models), rapid cycle times, and high precision makes electric press brakes ideal for job shops, prototyping labs, and any environment frequently changing between different small parts. The ability to produce accurate parts quickly in smaller batches is a core strength.

School & Technical Education: Electric press brakes are transforming manufacturing education:

Safety & Cleanliness: No hot oil or leaks significantly enhances student safety and keeps labs cleaner.

Lower Noise: Creates a more conducive learning environment.

Ease of Learning: Intuitive CNC controls allow students to grasp programming and operation fundamentals faster.

Precision Focus: Students learn the importance of precision setup and process control without fighting hydraulic inconsistencies.

Modern Technology: Prepares students for the advanced machinery increasingly found in modern industry.

Lower Operating Costs: Reduced energy and maintenance costs are crucial for educational budgets.

Electric Press Brake vs. Traditional Hydraulic Press Brake: A Comparison

Feature	Electric Press Brake	Traditional Hydraulic Press Brake
Drive System	Servo Motors + Ball Screws/Belts	Hydraulic Pump + Cylinders + Valves + Oil
Ram Control	Direct, digital servo control	Hydraulic fluid pressure/flow control
Precision/Repeatability	Very High (No fluid compressibility)	Good, but susceptible to fluid temp/viscosity
Speed (Cycle Time)	Very Fast (Short strokes, rapid accel/decel)	Slower (Full strokes often needed, slower accel)
Energy Consumption	Low (Power only during bending)	High (Pump runs continuously)
Noise Level	Low	High (Pump noise)
Cleanliness	Clean (No hydraulic oil)	Risk of leaks, spills, oil mist
Maintenance	Lower (Fewer wear components)	Higher (Pumps, valves, hoses, filters, oil)
Environmental Impact	Lower (No oil disposal)	Oil usage and disposal required
Initial Cost	Higher	Lower
Best Suited For	High precision, high speed, small-med parts, complex bends, short runs, clean env., education	Heavy gauge, long bends, high tonnage (>150 tons often), continuous heavy production
Setup Ease	Generally easier (Digital control)	Can require more manual adjustment
"Feel" for Operator	Less traditional "feel", relies on programming	Some operators prefer hydraulic "feedback"

Conclusion:

The electric press brake represents a significant technological leap in sheet metal bending. Its core strengths – exceptional precision, remarkable speed, substantial energy savings, clean operation, low noise, and reduced maintenance – make it an exceptionally powerful tool for modern manufacturing environments focused on efficiency, quality, and sustainability. While hydraulic presses retain dominance in ultra-high-tonnage applications and very long bending lengths, the electric press brake is the undisputed champion for applications involving small to medium-sized workpieces, high-mix/low-volume production, complex precision parts, and educational settings. It offers a faster, cleaner, quieter, and more cost-effective solution, perfectly aligned with the demands of agile manufacturing and the need to train the next generation of skilled fabricators on cutting-edge technology. As servo technology advances and costs continue to become more competitive, the adoption of electric press brakes is set to grow even further.