China Professional Excavator Parts Hydraulic Rotary Mechanism Reducer Assembly for Sale gearbox drive shaft

Product Description

Products Description
The slewing mechanism is a mechanism that enables the slewing part of a crane or other machinery to rotate around its center line of rotation to achieve slewing motion. Cooperate with other agencies to complete space transportation tasks of cargo or other work cycles. It consists of driving device, transmission device and slewing bearing. The power of the driving device is transmitted to the large ring gear fixed on the frame through the output pinion of the transmission device, allowing the turntable to rotate around its center line of rotation.


Performance Parameter

Among the hydraulic transmission systems of various machines, it is especially suitable for the screw drive of injection molding machines, the drive of lifting winches, drums, the drive tracks of various slewing mechanisms and the drive of wheel traveling mechanisms






Brake torque(N.m)

Hydraulic motor































































2 0571





The various products produced by the company can be widely used in mining construction engineering machinery, lifting and transportation equipment, heavy metallurgical machinery, petroleum and coal mining machinery, ship deck machinery, machine tools, light industry, plastic machinery, geological drilling equipment, agricultural and forestry machinery, minerals Machinery, construction equipment and work platforms, lawn mowers, special vehicles, fishing winches, machine tools, carpentry and sawmills, rubber machinery and other types of machinery
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Why Choose Us

This type of reducer products have been widely used in the main and auxiliary winches and crawler driving drives of rotary drilling rigs. Main and auxiliary parts of crawler cranes, luffing winches and crawler drives, crawler drives of various drilling rigs, road rollers, aerial work wheel drives, power heads and traveling drives of iron construction machines and coal mine boring machines. Driving mechanism for ship crane terminals and container cranes. The product has been sold in 3 domestic markets – Used by key users such as Heavy Industry and Zoomlion.

Company Profile

ZheJiang Keluo Construction Machinery Co., Ltd

KeLuo business philosophy: based on sincerity, create a CHINAMFG situation!

ZheJiang Keluo Engineering Machinery Co., Ltd. is an innovative entity intelligent manufacturing enterprise that has focused on the research and development and production of traveling reducers for more than 20 years and has actively expanded in the fields of hydraulics and intelligence. The company has passed IS09001:2015 quality management system, IS014001 environmental system, IS045001 occupational health and safety and SGS system certification. Meeting the international IS0 4301 standard, the products sell well in major domestic OEMs as well as in the United States, the European Union, Central Asia, Southeast Asia, Russia, Belarus and other countries and regions.

The company has 10 KPK assembly lines, dust-free assembly workshops, more than 30 sets of various international advanced large and medium-sized equipment such as machining centers, CNC gear shaping machines, CNC machine tools, and three-dimensional coordinate testers, no-load test benches, and brake simulation test benches. , loading simulation test bench and other high-end quality testing equipment. We will adhere to the original intention of “everything for users”, adhere to the diligent pursuit of “Coro quality, transcend innovation”, continue to innovate, strive to make progress, take high-quality, advanced brand products as the cornerstone, and adhere to the honest and civilized business policy as the criterion. With the 3 major foundations of the concept of efficient and perfect full service, we serve the market and society, intelligently create high-quality products, achieve customer success, and achieve ourselves!


We have over 20 years experience, so we could gather the best resources to our customers. And we have the best professional pre-sales and after-sales system in China. Most importantly, we can provide the products at low price with quality guaranteed and
fast delivery. We promise all the machines are original, and the accessories are complete in good condition.


We believe the science and technology always change the world. In the future, ZheJiang Keluo will strive to build an international first-class brand of machinery and enterprise, create contributions to society, create value for customers, and bring happiness to the employees.

KELUO is a company of machinery, engines, used equipment and Hydraulic winch, traveling reducer, slewing reducer, lifting mechanism and various hydrostatic transmission mechanisms founded by Hanhan in combination with HXIHU (WEST LAKE) DIS.U, CHINAMFG and contacts in the industry. Currently, the annual export capacity of Keluo machinery is more than 8000 units. So far, Keluo brand products have been exported to more than hundreds of countries. We have obtained ISO 9001, EU CE, SGS, TUV and BV certificates to meet different market demands.
Q1: What is your delivery time?
A: The delivery time is within 15 working days.

Q2: What is the payment term?
A: Normally we accept 30% deposit by TT for production, 70% balance by TT before shipping.

Q3: What color can I choose?
A: We can customize the color according to your color number.

Q4: Can I see the production progress after order?
A: Yes, during production, we can make video call and we could take photos/videos for your reference.

Q5: What kind of service can I get from you if I buy? How can I get parts?
A: We have 1 year warranty for each machine.Within 1 year warranty, if any parts failure caused by quality issues, the new parts would be sent to you free of charge within 5 working days. We have professional after sales department to support for you at any time.

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Feature: Heat-Resistant
Step: Double-Step
Layout: Three-Ring
Openness: Open
Installation: 90°
Transmission Form: Gear
US$ 1150/Piece
1 Piece(Min.Order)

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gear gearbox

How do gear reducers contribute to energy efficiency in machinery and equipment?

Gear reducers play a significant role in enhancing energy efficiency in various machinery and equipment. Here’s how they contribute:

1. Speed Reduction: Gear reducers are commonly used to reduce the speed of the input shaft, allowing the motor to operate at a higher speed where it’s most efficient. This speed reduction helps match the motor’s optimal operating range, reducing energy consumption.

2. Torque Increase: Gear reducers can increase torque output while decreasing speed, enabling machinery to handle higher loads without the need for a larger, more energy-intensive motor.

3. Matching Load Requirements: By adjusting gear ratios, gear reducers ensure that the machinery’s output speed and torque match the load requirements. This prevents the motor from operating at unnecessary high speeds, saving energy.

4. Variable Speed Applications: In applications requiring variable speeds, gear reducers allow for efficient speed control without the need for continuous motor adjustments, improving energy usage.

5. Efficient Power Transmission: Gear reducers efficiently transmit power from the motor to the load, minimizing energy losses due to friction and inefficiencies.

6. Motor Downsizing: Gear reducers enable the use of smaller, more energy-efficient motors by converting their higher speed, lower torque output into the lower speed, higher torque needed for the application.

7. Decoupling Motor and Load Speeds: In cases where the motor and load speeds are inherently different, gear reducers ensure the motor operates at its most efficient speed while still delivering the required output to the load.

8. Overcoming Inertia: Gear reducers help overcome the inertia of heavy loads, making it easier for motors to start and stop, reducing energy consumption during frequent operation.

9. Precise Control: Gear reducers provide precise control over speed and torque, optimizing the energy consumption of machinery in processes that require accurate adjustments.

10. Regenerative Braking: In some applications, gear reducers can be used to capture and convert kinetic energy back into electrical energy during braking or deceleration, improving overall energy efficiency.

By efficiently managing speed, torque, and power transmission, gear reducers contribute to energy-efficient operation, reducing energy consumption, and minimizing the environmental impact of machinery and equipment.

gear gearbox

What maintenance practices are essential for prolonging the lifespan of gear reducers?

Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:

  • 1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer’s guidelines for lubrication intervals.
  • 2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
  • 3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer’s specifications.
  • 4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
  • 5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
  • 6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
  • 7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
  • 8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
  • 9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
  • 10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.

By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

gear gearbox

What are the benefits of using a gear reducer in industrial applications?

Gear reducers offer several benefits that make them indispensable in various industrial applications:

1. Speed Reduction: Gear reducers allow the reduction of high-speed input from motors or engines to lower, more usable output speeds for specific applications, ensuring proper equipment operation and safety.

2. Torque Increase: By leveraging the mechanical advantage of gear ratios, gear reducers can significantly increase torque output, enabling the handling of heavy loads and providing the necessary power for tasks such as lifting, conveying, and processing.

3. Precise Control: Gear reducers enable fine-tuning of rotational speed and torque, providing precise control over machinery and processes, which is crucial in industries like manufacturing, material handling, and robotics.

4. Shock Load Absorption: Gear reducers can absorb and dampen sudden shocks or changes in load, protecting both the machinery and connected components from abrupt forces that could otherwise lead to damage.

5. Versatility: With various gear types (e.g., spur, helical, worm) and designs, gear reducers can be tailored to different applications, including those requiring specific speed ratios, torque ranges, and environmental conditions.

6. Efficient Power Transmission: Gear reducers offer high mechanical efficiency, minimizing energy loss during power transmission, which is especially valuable in energy-conscious industries.

7. Compact Design: Gear reducers provide a compact solution for transmitting power and adjusting speeds, making them suitable for installations with space constraints.

8. Reliability and Longevity: Well-designed and properly maintained gear reducers can offer extended service life, contributing to reduced downtime and maintenance costs.

Overall, gear reducers enhance the performance, efficiency, and reliability of industrial equipment, making them essential components in a wide range of applications across various industries.

China Professional Excavator Parts Hydraulic Rotary Mechanism Reducer Assembly for Sale   gearbox drive shaft	China Professional Excavator Parts Hydraulic Rotary Mechanism Reducer Assembly for Sale   gearbox drive shaft
editor by CX 2024-04-16