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Industrial Transmission Drives Suppliers

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 Industrial Transmission Drives Suppliers and Transmission Drives 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 do hydraulic transmission drives work?
Hydraulic transmission drives work based on the principles of fluid power, utilizing hydraulic fluid to transmit force and motion. The basic working mechanism involves the conversion of mechanical energy into hydraulic energy and vice versa. 
Hydraulic Fluid:Hydraulic transmission systems use a specialized fluid (usually oil) as the medium for power transmission. This fluid is chosen for its incompressible nature and ability to transmit force effectively.
Components:The key components of a hydraulic transmission system include a pump, hydraulic fluid, valves, an actuator (such as a hydraulic motor or cylinder), and sometimes an accumulator.
Pump:The process begins with a hydraulic pump. The pump draws in hydraulic fluid and pressurizes it, creating a flow of high-pressure fluid.
Transmission of Fluid:The pressurized hydraulic fluid is then directed through valves to control the flow and direction. Valves play a crucial role in regulating the movement of the fluid within the system.
Actuator (Motor or Cylinder):The high-pressure hydraulic fluid is directed to an actuator, which can be a hydraulic motor or cylinder depending on the application. The actuator converts the hydraulic energy into mechanical work.
Hydraulic Motor: If the system involves rotary motion, the hydraulic fluid drives a hydraulic motor, converting the hydraulic energy into rotational motion.
Hydraulic Cylinder: In applications requiring linear motion, the hydraulic fluid drives a hydraulic cylinder, producing linear mechanical motion.
Conversion of Energy:The actuator, whether a motor or cylinder, converts the hydraulic energy back into mechanical energy. This mechanical energy is then used to perform the desired work, such as rotating a shaft or moving a load.
Return of Fluid:The hydraulic fluid, having performed its work, returns to a reservoir to complete the hydraulic circuit. This closed-loop system allows the hydraulic fluid to be reused in the process.
Control and Regulation:The entire system is often controlled by valves and other components that regulate the pressure, flow, and direction of the hydraulic fluid. This control allows for precise and efficient operation of the hydraulic transmission drive.

2.What kind of maintenance is required for hydraulic transmission drives?
Maintenance for transmission drives is crucial to ensure optimal performance, reliability, and longevity of the system. 
Fluid Checks and Changes:Regularly check the hydraulic fluid level to ensure it is within the recommended range.Monitor the condition of the hydraulic fluid for signs of contamination, degradation, or foaming.
Change the hydraulic fluid at specified intervals based on the manufacturer's recommendations.
Filter Replacement:Hydraulic systems use filters to remove contaminants from the fluid. Regularly inspect and replace filters to prevent debris from damaging components.
Follow the manufacturer's guidelines for filter replacement intervals.
Seal Inspection:Check hydraulic seals for signs of wear, leaks, or damage. Leaking seals can result in fluid loss and reduced system efficiency.Replace any damaged or worn seals promptly.
Temperature Monitoring:Monitor the operating temperature of the hydraulic system. High temperatures can accelerate fluid degradation and reduce efficiency.Ensure that cooling systems, if present, are functioning properly.
Belt and Chain Inspection:If the hydraulic transmission drive uses belts or chains, inspect them for wear, tension, and alignment.Adjust or replace belts and chains as needed to maintain proper tension and alignment.
Lubrication:Lubricate moving parts according to the manufacturer's recommendations.Ensure that all lubrication points are adequately supplied with the appropriate lubricant.
Check for Leaks:Regularly inspect the hydraulic system for any signs of leaks. Leaks can lead to fluid loss, reduced performance, and potential damage to components.
Alignment and Coupling Checks:Verify that all components, such as pumps, motors, and couplings, are properly aligned. Misalignment can lead to premature wear and reduced efficiency.Inspect couplings for wear and replace them as needed.
Pressure and Performance Testing:Periodically test the hydraulic system's pressure and performance to ensure it meets the required specifications.Adjust pressure settings as necessary.
Inspect Valves and Controls:Check hydraulic valves and controls for proper operation. Inspect for any signs of sticking or malfunction.
Clean or replace valves as needed.
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