HEAVY-DUTY GANTRY STRUCTURE

WyBend G Series

The WyBend G series is engineered for ultra-heavy metal fabrication, delivering 6000-15000kN bending force with 6000-8000mm bending length. Designed for heavy structural steel, shipbuilding, construction machinery and bridge components, this series features reinforced frame structure, high-pressure hydraulic system, and multi-axis CNC control to ensure precise bending of thick plates (up to 50mm) and high-strength steel (HSS) with minimal deflection.

Machine Accessories

Our WyBend G Series giant press brake is built with heavy-duty core components to withstand extreme bending loads, while optional accessories enhance precision and efficiency for large-scale heavy fabrication projects. All components meet ISO 9001 and CE heavy machinery standards.

Required

CNC Control Unit

Manages all bending axes (X/Y1/Y2/R/Z, up to 8+1) for super-heavy bending operations. Ensures precise multi-step bending, real-time monitoring, and automatic angle calculation for thick and long plates. Features:
  • Multi-axis graphical programming interface
  • Positioning resolution: 0.01 mm
  • Memory: ≥100 programs
  • Real-time stroke and angle feedback
Suppliers:DELEM (Netherlands) • ESA (Italy) • Estun (China)

Required

High-Capacity Hydraulic Drive System

High-pressure dual or multiple cylinder hydraulic system delivers consistent bending force across 6000 kN+ ram, ensuring smooth operation even for very thick sheets. Features:
  • Max system pressure: 35–40 MPa
  • Stroke smoothness: ±0.02 mm
  • Ram travel: up to 800 mm
  • Hard chrome-plated piston rods for long-term durability
Suppliers: Yasakawa (Japan) • Bosch Rexroth (Germany) • NOK Seals (Japan)

Required

Heavy-Duty Frame Reinforcement Kit

This reinforcement kit eliminates frame deflection and torsion under extreme pressure, providing a rock-solid foundation for consistent, high-precision bending of thick armor plates and structural steel. Features:
  • High-temperature annealing and vibration aging to eliminate internal stresses
  • Double-thickened side plates and heavy-duty box-type tie bars
  • FEA-optimized (Finite Element Analysis) for minimum neck deflection
  • Sandblasted and anti-corrosion coated for 20+ years of industrial service
Suppliers: WEIYA (China)

Required

Precision Multi-Axis Backgauge System

Positions heavy sheets accurately for complex bending operations. Supports multi-axis control for oversized and multi-flange workpieces. Features:
  • X/R/Z axes servo or hydraulic drive
  • Positioning accuracy: ±0.03 mm
  • Load capacity: up to 500 kg per axis
  • Adjustable fingers for custom workpieces
Suppliers:HIWIN (Taiwan) • PMI (Taiwan) • Schneider Electric (France)

Required

Large Scale Crowning System

Automatically compensates for frame deflection across ultra-long worktables, maintaining parallelism between ram ends and uniform bending angles. Features:
  • Parallelism repeatability: ±0.008 mm
  • Adaptive crowning for plates up to 50 mm thickness
  • Multi-step bending program compatibility
Suppliers: WILA (Netherlands) • WEIYA (China)

Required

Industrial Electric Drive Systems

Delivers stable power to high-capacity servo drives, hydraulic pumps, and CNC controllers. Designed for continuous operation under heavy loads with industrial-grade safety. Features:
  • IP54 protection
  • Overload, short-circuit, and emergency stop protection
  • Servo drive output: 10–30 kW per axis
  • IEC-compliant industrial wiring
Suppliers: Siemens (Germany) • ABB (Switzerland) • Schneider Electric (France)

Optional

Backgauge Finger Extensions

Extend backgauge reach to handle oversized or irregularly shaped sheets. Features:
  • Maximum extension: 800 mm
  • High-precision calibration
  • Quick installation and adjustment
Suppliers: HIWIN (Taiwan) • PMI (Taiwan)

Optional

Laser Angle Measurement System

Provides real-time bending angle monitoring to maintain high-precision bending for thick and oversized sheets. Features
  • Measurement range: 0–180°
  • Accuracy: ±0.2°
  • Direct CNC integration
Suppliers:Laser Safe (Australia) • DSP (Italy) • Estun (China)

Optional

Safety Guarding & Light Curtains

Protects operators from entering hazardous zones during high-tonnage bending operations. Features:
  • IEC 61496-compliant light curtain
  • Detection height: up to 2,500 mm
  • Emergency stop integration
Suppliers: SICK(Germany) • Laser Safe(Australia) • DSP (Italy)

Optional

Follow Up Front Support System

Supports ultra-long or heavy sheets to prevent sagging and ensure alignment during bending. Features
  • Length: customizable up to 6,000 mm
  • Load capacity: up to 1,000 kg
  • Adjustable height: 700–1,200 mm
Suppliers Nuoguard(Italy) • WEIYA (China)

Technical Specification Matrix

Parameters WyBend G60060 WyBend G80060 WyBend G10K60 WyBend G12K80 WyBend G15K60
Bending Force (kN) 6000 8000 10000 12000 15000
Bending Length (mm) 6000 6000 6000 8000 6000
Distance Between Columns (mm) 5200 5200 5200 7200 5200
Y-Axis Stroke (mm) 400 450 500 550 600
Throat Depth (mm) 800 850 900 950 1000
Max. Open Height (mm) 1200 1300 1400 1500 1600
Approach Speed (mm/s) 80 75 70 65 60
Working Speed (mm/s) 0.5 – 15 0.5 – 12 0.5 – 10 0.5 – 8 0.5 – 8
Return Speed (mm/s) 90 85 80 75 70
Main Motor Power (kW) 37 45 55 75 90
Control Axes 8 Axis (Y1/Y2/X/R/Z/W/U/V) 8 Axis (Y1/Y2/X/R/Z/W/U/V) 10 Axis 12 Axis 12 Axis
Positioning Accuracy (mm) ±0.02 ±0.02 ±0.015 ±0.015 ±0.015
Repeatability (mm) ±0.01 ±0.01 ±0.008 ±0.008 ±0.008
Max. Plate Thickness (mm) 30 35 40 45 50
Energy Saving Rate 30% 32% 35% 35% 38%
Machine Dimensions (L×W×H) 7800×3200×4500mm 7800×3400×4800mm 7800×3600×5000mm 9800×3800×5200mm 7800×4000×5500mm
Weight (kg) 65000 75000 85000 100000 120000

Support & Lifecycle Service

Heavy-Duty Maintenance Service

Custom maintenance plan for giant press brake, including hydraulic oil replacement, seal inspection and frame stress testing for 24/7 operation.

Frame Deflection Calibration

Quarterly precision calibration for frame deflection, maintains ±0.015mm repeatability for extra-long (8000mm) bending projects.

On-Site Installation & Calibration

Professional on-site installation, leveling and precision calibration for giant press brake, ensures optimal performance for heavy bending operations.

24-Month Heavy-Duty Warranty

Extended coverage on hydraulic system and frame components for giant press brake, including free replacement of hydraulic pumps and valves.

Finished Products & Applications

Frequently Asked Questions

WyBend G series operates at ≤75dB (A-weighted) with noise reduction package, meeting EU noise regulation (CE EN ISO 11201) for heavy industrial machinery, 10dB quieter than standard giant press brakes.
Daily: Check hydraulic oil level and pressure; Weekly: Inspect guide rails and seals; Monthly: Lubricate moving parts and check frame deflection; Annual: Full hydraulic system inspection and frame stress testing.
Yes, all WyBend-G models are pre-equipped with interfaces for heavy-duty sheet followers, robotic arms and automatic loading/unloading systems for large plates (up to 8000mm length).
WyBend G series requires 380V 3-phase power supply with 100-200kVA capacity (depending on model), plus separate cooling water system (flow rate 50-100L/min) for hydraulic system.
Giant press brake models have a lead time of 12-16 weeks for production, factory testing and pre-assembly, plus 3-6 weeks for transportation and on-site installation.
Giant press brake requires reinforced concrete foundation (500mm thickness, C40 grade) with anti-vibration pads, and professional geotechnical survey is recommended before installation to ensure load-bearing capacity.
The WyBend G series can bend carbon steel up to 50mm thickness (G150060 model) and high-strength steel (Hardox 500) up to 40mm thickness with precise angle control and minimal springback.
WyBend G is engineered for ultra-heavy fabrication projects including shipbuilding hull plates, construction machinery frames, bridge structural components, wind turbine towers, and large-scale steel structures requiring 6000-15000kN bending force.

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