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YYQ-5000 Hard-Bearing Balancing Machine (Belt Drive)
  • YYQ-5000 Hard-Bearing Balancing Machine (Belt Drive)
  • YYQ-5000 Hard-Bearing Balancing Machine (Belt Drive)

    • YYQ-5000

    Horizontal Balancing Machine

    Hard-bearing balancing machine (belt drive) for workpiece with diameter of up to 1000mm and weight of 200-5000kg

    • Belt-driven horizontal hard-bearing design, stable and reliable for heavy rotors
    • Handles workpieces from 200 kg up to 5000 kg, with a maximum diameter of 1000 mm
    • Suitable for balance correction of industrial rotors such as motors, impellers, and heavy machinery components
    Applications

    Widely used for dynamic balancing of electric motor rotors, fan impellers, marine turbocharger rotors, crankshafts, machine tool spindles, and long rolls for paper and printing machinery. They can perform single-plane or double-plane measurements, and also supports multiple correction planes when needed.

    • Motor rotors balancingMotor rotors balancing
    • Fan impellers balancingFan impellers balancing
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    Specifications
    Workpiece weight 200-5000kg
    Max. workpiece diameter Ø1000mm
    Journal diameter of workpiece Ø40-Ø300mm
    Distance between two bearing supports 180-2200mm
    Min. achievable residual unbalance (eMar) 1g.mm/kg
    Balancing speed (stepless speed control) 300-2500r/min
    Unbalance reduction ratio (URR) ≥90%
    Features & Advantages
    • Correction plane data can be input before startup, to make results available as soon as the rotor begins to run.
    • Unbalance size and angle are displayed clearly during the test for easier interpretation.
    • Equipped with the ZL-220 dynamic balancing measuring system, available in both digital display and computer screen display options.
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    Explore Balancing Equipment for Your Industry

    Balancing machines are instruments that indicate if a rotating component, such as a rotor or fan, rotates in an unbalanced manner. If the component wobbles or vibrates a lot, the balancing machine will point out the imbalance so it can be corrected. The importance of balancing is directly related to the longevity of the rotating component and how well the component functions.

    Soft-bearing machines use flexible supports, making them sensitive to very small vibrations and suitable for lighter or smaller parts that require high accuracy. Hard-bearing balancing machines, on the other hand, use more rigid supports, so they are more suitable for larger and heavier rotors. Hard bearing balancing equipment may be less sensitive to tiny vibrations, but they are easier to set up and give reliable results across a wider range of workpieces.

    Balancing machines are used to rotating parts such as motor rotors, impellers, fans, flywheels, clutches, gears, pulleys, and brake drums. By correcting unbalance, they help reduce vibration, extend service life, and keep production running more smoothly.

    The frequency depends on usage intensity and operating environment. In most cases, calibration is recommended to calibrate balancing machines once a year, but for machines running under heavy workloads or harsher conditions, more frequent checks are advised to maintain precision.

    Accuracy may be affected by operator handling, incorrect markings, or mismatched correction points. Technical issues such as damaged sensors, loose connections, or electronic failures can also play a role. Regular calibration and proper setup help keep results consistent.