INI Hydraulic Co., Ltd.

  • 27+

    Years Industry Experience

  • 150000+

    Factory Area

  • 450+

    Skillful Employees

  • 18+

    Advanced Production Line

INI Hydraulic Co., Ltd. has specialized in designing and manufacturing hydraulic winches, hydraulic motors and planetary gearboxes for more than twenty years. We are one of the professional China IGH Series Hydraulic Slewing Drive Manufacturers and IGH Series Hydraulic Slewing Drive Factory . Customizing to optimize customers’ ingenious equipment designs is our way to stay alive robustly in the market. Over 26 years, driven by the commitment of always innovating to satisfy customers’ needs, we have developed a wide range of product lines based on our self-developed technologies. The wide spectrum of products, each correlating intimately, contains hydraulic and electric winches, planetary gearboxes, slewing drives, transmission drives, hydraulic motors, pumps and hydraulic systems.

The reliability of our products has been proven strongly in diverse applications, including not limiting industrial machinery, construction machinery, ship & deck machinery, off-shore equipment, mining and metallurgical machinery.

Besides, our product quality has been approved by multiple worldwide renowned certificate bodies. The certifications, that our products have obtained, include EC-Type Examination Certificate, BV MODE, DNV GL Certificate, EC Attestation of Conformity, Certificate of Type Approval for Marine Product and Lloyd’s Register Quality Assurance. So far, besides China, our domestic market, we have widely exported our products to the United States, Germany, the Netherlands, Australia, Russia, Turkey, Singapore, Japan, South Korea, Malaysia, Vietnam, India and Iran. Our logistics and after-sales services cover the whole world promptly and reliably for our customers’ deep interests.

HONOR & CERTIFICATE

Our products have obtained, include EC-Type Examination Certificate, BV, MODE, DNV, GL Certificate, EC Attestation of Conformity, Certificate of Type Approval for Marine Product and Lloyd’s Register Quality Assurance.

  • UDEM Certificate
  • UDEM Certificate
  • UDEM Certificate
  • Health & Safety Management Certificate
  • EC Type Certificate
  • BV Product certificate
  • CCS Certificate
  • CCS Certificate
  • CCS Certificate
  • CCS Certificate
  • CCS Certificate
  • CCS Certificate
  • CCS Certificate
  • CE Certificate
  • CE Certificate
  • CE Certificate
  • DNV Certificate
  • DNV Certificate
  • DNV Certificate
  • LR Certificate
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Industry knowledge
1.How to achieve precise speed and direction control in Hydraulic Slewing Drive?
The operation of the Hydraulic Slewing Drive demonstrates remarkable technical proficiency in achieving precise speed and direction control. This efficient performance results from its advanced hydraulic system design and clever operating mechanism. In the Hydraulic Slewing Drive, achieving precise control of the hydraulic motor output and ensuring that the system performs well in rotational motion is achieved through various engineering techniques and innovative design.
The design of the hydraulic system is the key to the successful operation of the system. This system includes hydraulic pumps, hydraulic motors and liquid transmission pipes, forming a complex and efficient hydraulic circuit. The adjustability of the system is achieved by adjusting the flow and pressure of the liquid. Control of liquid flow is achieved by adjusting the displacement of a hydraulic pump or the regulation of a valve, thereby affecting the rate at which liquid enters the hydraulic motor. This process is directly related to the adjustment of the output speed, providing the system with the ability to cope with different working conditions.
At the same time, in hydraulic systems, pressure regulation is crucial. By adjusting the pressure of the hydraulic pump or using a special pressure valve, the system can control the torque output by the hydraulic motor. This adjustment method directly affects the system's torque output and adaptability to external loads. This adjustability is critical in scenarios where high power transfer is required, such as heavy construction machinery.
In terms of directional control, the Hydraulic Slewing Drive is equipped with a directional control valve. The operation of this valve can change the flow direction of the liquid and thus the rotation direction of the hydraulic motor. The accuracy of directional control is important to ensure the orientation of the system when achieving rotational motion. This aspect of the design allows the system to exhibit excellent accuracy in a variety of work situations.
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