Counterweight Hydraulic System

Model: ACW 系列

Supplier: ASHUN FLUID POWER CO., LTD.

The Ashun Counterweight Hydraulic System is specially designed for large machine tools and heavy lifting equipment. By utilizing the optimal combination of accumulators and hydraulic cylinders, it effectively counterbalances the gravity of the spindle head or slider.

Highlights

  • Energy Efficient: Effectively offsets gravity, reducing motor energy consumption by over 40%.
  • Enhanced Precision: Minimizes motor load fluctuations, ensuring smooth Z-axis (vertical axis) feeding and improving machining accuracy.
  • Extended Lifespan: Reduces wear and tear on ball screws and servo motors, extending the service life of transmission mechanisms.
  • Fast Response: Optimized hydraulic circuit design provides high-frequency dynamic response capabilities.
  • Safe & Stable: Built-in safety valves and anti-drop mechanisms ensure equipment safety during power outages or sudden pressure loss.

Specifications

Motor Power 1.5 kW - 15 kWional based on model(Customizable based on machine specs)
Accumulator Capacity 30L ~200L(Customizable based on machine specs)
Max. Operating Pressure 140 bar(Customizable based on machine specs)
Counterweight Force Range 500 kgf ~ 3000 kgf(Customizable based on machine specs)
Tank Capacity 40L(Customizable based on machine specs)
Applicable Fluid (ISO VG32/46)
Power Supply 220V/380V, 3-Phase, 60Hz(Customizable based on machine specs)

Technical Features

  • Adopts high-quality nitrogen accumulators with excellent gas sealing for stable pressure maintenance without degradation.
  • Integrated hydraulic manifold design minimizes pipe connections, reducing oil leakage risks and saving installation space.
  • Equipped with a precision pressure sensor that can connect to the machine's PLC/controller for real-time pressure monitoring and alarm generation.
  • Built-in power-off pressure holding circuit prevents the spindle or slider from dropping suddenly during abnormal power outages.
  • Configured with a low-noise hydraulic pump, ensuring smooth operation that meets modern environmental noise standards.
  • Special low-friction seal design ensures maximum durability for long-stroke and high-frequency operations of the hydraulic cylinder.
Related TagsHydraulic SystemCounterweightEnergy SavingLow NoiseCNC Machine ToolsPressure Control

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