Dalian Tracy Slewing Bearing Manufacturing Co., LTD.

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Dalian Tracy Slewing Bearing Manufacturing Company

Dalian Tracy Slewing Bearing Co., Ltd., formerly Wafangdian Moss Ruichang Bearing Manufacturing Co., Ltd., has a total investment of more than 50 million yuan and covers an area of 28 acres. The company mainly operates large-scale wind power yaw ring gears and slewing bearings. And the processing and manufacturing of various wind power parts, which are mainly used in wind power generation, nuclear power, shipbuilding and medical equipment and other fields. It currently has 2 large-scale production workshops, with the production and processing capabilities of yaw ring gears with diameters of 0.6 meters to 8 meters, and It has established a global position in the field of wind power yaw ring gears.
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Yaw Ring
Slewing Bearing
Yawing Ring

The yaw ring of wind power is one of the key components in wind turbine units, primarily used to control the direction of the turbine to ensure that the blades are always facing the wind, capturing wind energy to the greatest extent. This device usually includes a large gear ring mounted at the top of the wind turbine tower and connected to the main shaft of the turbine. By sensing the direction of the wind, the wind power yaw ring automatically adjusts the direction of the turbine to maintain the optimal angle against the wind, thereby optimizing the efficiency of wind energy collection. The yaw ring utilizes advanced control systems and sensor technology to automatically adjust the position of the turbine based on changes in wind, ensuring effective operation under various wind speeds and directions. By maintaining the turbine in the optimum position, the wind power yaw ring helps to improve the power generation efficiency of wind turbines, while also reducing mechanical wear and extending the lifespan of the equipment.
Wind Turbine Flange

The wind power flange refers to a key component used to connect the wind turbine tower with the main shaft of the turbine. It is usually located at the top of the turbine's main shaft, connecting the main shaft and the generator tower, playing a supporting and connecting role. The wind power flange needs to have a strong load-bearing capacity and resistance to wind loads, as it plays an important structural role in the wind power generation system. These flanges are typically made of sturdy metal materials to cope with various forces and vibrations during the operation of the wind turbine. During installation, the wind power flange also allows the main shaft of the turbine to rotate freely, enabling the turbine to flexibly adjust its posture in the face of changing wind directions, maximizing wind energy capture. Overall, the wind power flange is an indispensable part of the wind power generation system, playing a crucial role in ensuring stable operation and efficient power generation of the turbine.
Slewing Bearings

Slewing bearings are specially designed bearings that support rotational movement, commonly used in industrial equipment and mechanical systems requiring horizontal or vertical rotation. These bearings have a unique structure capable of bearing radial and axial loads from various directions while maintaining stable rotational motion. Slewing bearings typically consist of inner and outer rings, with the inner ring attached to the rotating part of the equipment and the outer ring attached to the stationary part, such as the frame or base. Rolling elements within the bearing, such as balls or rollers, roll between the inner and outer rings to achieve smooth rotational movement. This design allows the equipment to maintain structural integrity and stability during rotation. The application of slewing bearings is extensive, including lifting equipment, excavators, solar tracking systems, wind turbines, stage equipment, and more. By utilizing slewing bearings, these devices can achieve reliable rotational motion, improving work efficiency and reducing mechanical wear.
Wind Turbine Small Components

Small wind turbine mechanical components are crucial parts of small wind power systems, mainly including blades, generators, rotors, bearings, and towers. These components work together to convert wind energy into electrical energy, suitable for small-scale or distributed wind power systems.
Wind turbine blades are the components directly affected by wind force, designed to capture wind energy to the greatest extent. The generator converts mechanical energy into electrical energy and is the core of electrical energy conversion in small wind systems. The rotor connects the blades and the generator, playing a role in transferring mechanical energy. Bearings support the rotation of the rotor, ensuring the system operates smoothly. The tower provides a supporting structure, lifting the turbine to an appropriate height to capture higher wind speeds. The design and optimization of these small wind turbine mechanical components aim to meet the needs of small-scale generation systems, providing efficient and reliable energy conversion, and playing a role in the field of renewable energy.
Product Center
Wind Industry
Nuclear Power
Medical Indusrty
Wind Turbine
Manufacturing Industry

In the wind power industry, the yaw ring is a key component used to adjust the direction of wind turbine units, ensuring that the blades are always facing the wind. Bearings provide support and smooth operation for components such as the wind turbine blades, gearbox, and generator. Wind power components include blades, generators, and gearboxes, used in manufacturing and maintaining a complete wind power system. These mechanical parts play a critical role in the reliability and performance of wind power systems.
In the nuclear energy industry, slewing support bearings, along with other types of bearings, play a crucial role. Slewing support bearings are widely used in the rotating equipment inside nuclear power plants, such as rotating components within containers, pumps, valves, and the rotating mechanisms of reactor pressure vessels. Their robust design and multi-directional load-bearing capacity ensure these devices operate smoothly over long periods, enhancing the overall reliability and stability of nuclear power plants. Meanwhile, ball bearings and roller bearings play key roles in the bearing support of various equipment in nuclear power plants, providing support for shafts and the capacity to bear axial loads, ensuring smooth operation in complex environments. Additionally, sliding bearings play an important role in applications requiring higher load capacity and wear resistance, such as main pumps and turbines, by reducing friction losses to improve equipment efficiency and lifespan. These bearings play a key role in the nuclear energy industry, ensuring the efficient and safe operation of nuclear power plant equipment.
Nuclear Power Industry
In the field of industrial robotics, slewing support bearings and other bearings play a crucial role. Slewing support bearings are widely used in the joints and rotating bases of robots, ensuring that robots can achieve highly flexible movement in multi-dimensional space. Ball bearings and roller bearings play key roles in the joints and transmission systems of robots, supporting the rotation and movement of robot arms, thereby improving the efficiency and precision of robot movements. At the same time, sliding bearings are applied in the linear guidance systems of robots, ensuring smooth movement within the working area. These advanced bearing technologies provide reliable motion support for industrial robots, driving the continuous progress of automation and intelligent manufacturing.
Robotics Industry
In the medical device industry, slewing support bearings and other types of bearings play a key role, providing support for the movement and precision of medical equipment. Slewing support bearings are commonly used in the joints and rotating parts of medical robots, ensuring precise and smooth motion during surgical procedures. Ball bearings and roller bearings are used to support critical moving parts of medical devices, such as X-ray frames, rotating components of CT scanners, etc., ensuring the efficient operation of medical imaging equipment. Meanwhile, sliding bearings play an important role in the linear guidance systems of medical devices, such as operating tables and patient beds, ensuring smooth and accurate movement. These bearing technologies offer stable and reliable performance support in the field of medical devices, contributing to the continuous development of medical technology and improving the efficacy of surgical and diagnostic equipment.
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