The 76 Unit Dual Station Hydraulic Unwinding Machine is a high-performance feeding solution engineered specifically for welded pipe production lines. By integrating a dual-station design, this equipment allows for simultaneous operation and preparation, eliminating the downtime associated with traditional single-station loading processes. Its primary function is to lift, secure, and precisely feed steel coils, ensuring maximum stability during high-speed production while significantly reducing operational noise and manual labor.
Designed with industrial durability in mind, the machine utilizes a hydraulic expansion and contraction system to grip raw materials securely. The integration of a hydraulic motor for rotation and a specialized cylinder-driven feeding mechanism ensures a seamless transition from storage to production. This semi-automatic operation not only optimizes the working environment for operators but also enhances the overall product success rate through precision engineering and low-failure components.
Detailed Parameters
| Expansion Range | 430-530mm (100mm Stroke) | Strip Width | 60-250mm |
|---|---|---|---|
| Center Height | 1150mm | Shaft Diameter | ￠ 150mm |
| Shaft Material | 42CrMo Spring Steel | Inner Hole | ￠ 65mm |
| Bearing Model | Front: 23130 / Rear: 352026 | Rotation Angle | 180 Degrees |
| Hydraulic Motor | 1 BM3-500 J (Speed Regulated) | Main Motor Power | 7.5kw / Vane Pump |
Key Advantages
High Stability
Utilizes hydraulic expansion to lock steel coils firmly, ensuring safe and stable high-speed feeding.
Zero Downtime
Dual-station design allows one station to clamp new material while the other is running.
Premium Materials
Constructed with 42CrMo spring steel for superior strength, toughness, and hardenability.
Semi-Auto Control
Hydraulic-driven rotation and feeding reduce labor intensity and human error.
Precise Blocking
Integrated hydraulic advance/retreat blocking prevents material rolls from loosening.
Low Maintenance
Simplified mechanical structure ensures a low failure rate and long-term durability.
Product Gallery
Management Platforms
Material Prep
Dual-station pre-clamping for seamless material transitions.
Hydraulic Logic
Integrated pressure holding and speed regulation systems.
Safety Locking
Automatic hydraulic braking and positioning pin synchronization.
Load Management
Precision expansion (430-530mm) to accommodate various coil sizes.
Drive Control
Hydraulic motor driven rotation for smooth 180-degree slewing.
Power Unit
High-efficiency 7.5kw motor with vane pump for consistent pressure.
Investment Return Comparison
| Feature | Single Station Machine | Dual Station Hydraulic |
|---|---|---|
| Loading Time | High (Stop-Load-Start) | Minimal (Parallel Prep) |
| Labor Intensity | High Manual Effort | Semi-Automatic / Low |
| Material Stability | Standard Grip | High-Pressure Hydraulic Grip |
| Production Noise | Significant | Reduced / Optimized |
| Failure Rate | Moderate | Very Low / Durable |
Frequently Asked Questions
The dual-station design allows operators to prepare and clamp the next coil while the current one is still being processed, eliminating downtime and significantly increasing production throughput.
42CrMo is a high-strength alloy steel known for excellent hardenability, toughness, and fatigue resistance, ensuring the shaft can withstand heavy loads without deformation.
A hydraulic cylinder drives a sliding block and sleeve, expanding the shaft diameter from 430mm to 530mm to lock the inner hole of the steel coil securely.
Yes, the standard expansion range is 430-530mm. For materials with larger apertures, the machine allows for the addition of shims to adjust the fit.
The equipment is equipped with a hydraulic advance and retreat blocking device on the working side to ensure the material roll remains tight and secure during operation.
The system is powered by a 7.5kw motor paired with a vane pump, providing the necessary displacement and pressure for all hydraulic cylinders and motors.
