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Speed and Torque Control Solar Tracker Slew Drive with IP66 Protection
Product Description
A slewing drive, also known as a slew drive or slew bearing drive, is a mechanical component used in various applications to enable the controlled rotation of a load around a central axis. These devices are commonly found in industrial machinery, solar tracking systems, wind turbines, construction equipment, and other applications where controlled and precise rotation is required.
Here is a description of key features and components of a slewing drive:
Main Housing: The slewing drive typically consists of a sturdy, compact housing that contains all the internal components. The housing is designed to withstand heavy loads and environmental conditions.
Central Axis: At the core of the slewing drive is a central axis, often referred to as the worm gear, which serves as the pivot point for the rotational movement.
Gear Mechanism: The primary function of the slewing drive is to convert rotary motion into angular motion. This is achieved through a gear mechanism, typically consisting of a worm screw and a ring gear. The worm screw engages with the teeth on the ring gear, allowing controlled rotation.
Drive Motor: To control the rotation of the slewing drive, an external drive motor is usually attached. The motor provides the necessary torque and power to rotate the load.
Bearings: High-quality bearings are crucial components of a slewing drive. They provide support and reduce friction, enabling smooth and efficient rotation. Some slewing drives feature multiple rows of bearings for enhanced stability.
Seals and Lubrication: To protect the internal components from dust, dirt, and moisture, slewing drives are equipped with seals and gaskets. Proper lubrication is essential to reduce wear and ensure long-term reliability.
Mounting Flange: Depending on the application, a mounting flange may be included to attach the slewing drive securely to the surrounding structure.
Output Gear: Some slewing drives have an output gear, which is connected to the load that needs to be rotated. This gear can be customized to suit the specific requirements of the application.
Slewing drives are designed to handle heavy loads and offer precise control over rotation, making them ideal for various applications that require controlled motion. Their versatility, durability, and ability to support both axial and radial loads make them valuable components in industries such as construction, renewable energy, and manufacturing.
Technical Parameters
Model | Rated Output Torque (N.m) | Holding Torque (kN.m) | Tilting Torque (kN.m) | Axial Load (kN) | Radial Load (kN) | Ratio | Efficiency | Precision (Degree) | IP | Working Tep(℃) | Self-locking | Weight (kg) |
3" | 806 | 9 | 5 | 22 | 15 | 31:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 12kg |
5" | 962 | 30 | 6 | 16 | 27 | 37:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 18kg |
7" | 7344 | 60 | 10 | 34 | 58 | 51:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 32kg |
8" | 8000 | 70 | 14 | 50 | 80 | 50:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 28kg |
9" | 8784 | 80 | 16 | 60 | 130 | 61:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 52kg |
12" | 11232 | 100 | 25 | 77 | 190 | 78:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 65kg |
14" | 12240 | 120 | 48 | 110 | 230 | 85:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 88 kg |
17" | 14688 | 136 | 67 | 142 | 390 | 102:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 135 kg |
21" | 18000 | 140 | 89 | 337 | 640 | 125:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 192 kg |
25" | 21600 | 150 | 112 | 476 | 950 | 150:1 | 40% | ≤0.15 | 66 | -40~+80 | Yes | 251 kg |
Applications
Slewing drives find applications in a wide range of industries and equipment where controlled rotation, precise positioning, and load-bearing capacity are essential. Here are some common applications of slewing drives:
Solar Tracking Systems: Slewing drives are widely used in solar tracking systems to orient solar panels and arrays toward the sun throughout the day, maximizing energy capture and improving the efficiency of solar power generation.
Wind Turbines: They are used in wind turbines to control the orientation of the nacelle and blades, allowing the wind turbine to efficiently harness wind energy by facing into the prevailing wind direction.
Construction Equipment: Slewing drives are used in construction machinery such as excavators, cranes, and concrete pumps to enable precise control of the boom, arm, or bucket rotation.
Agricultural Machinery: Agricultural equipment, including combine harvesters and irrigation systems, often use slewing drives to control movement and positioning of various components.
Material Handling: Conveyor systems, material loaders, and stackers utilize slewing drives to control the movement and positioning of conveyor belts and other equipment.
Rotary Tables: In manufacturing and machining applications, slewing drives are used in rotary tables to enable precise indexing and positioning of workpieces during machining processes.
Marine and Offshore Equipment: Slewing drives are employed in ship cranes, offshore drilling rigs, and vessel positioning systems to control the rotation of equipment and loads.
Aerial Work Platforms: Lift platforms and bucket trucks use slewing drives to control the movement and positioning of the work platform, providing access to elevated areas.
Renewable Energy: In addition to wind and solar applications, slewing drives are used in tidal and wave energy systems to control the orientation of energy-capturing devices.
Satellite Dishes: Slewing drives enable the precise pointing and tracking of satellite dishes to maintain communication with orbiting satellites.
Broadcasting and Surveillance: They are used in radio and television broadcasting antennas and surveillance camera systems to control antenna or camera movement.
Automated Manufacturing: Slewing drives play a role in various automated manufacturing processes where precise rotational movement and positioning are required.
Defense and Aerospace: In military and aerospace applications, they are used in radar systems, missile launchers, and telescopes to control the orientation of equipment.
Entertainment Industry: Slewing drives can be found in amusement park rides, including Ferris wheels and rotating platforms in theme parks.
Telescopes and Observatories: Astronomical observatories and telescopes use slewing drives for precise positioning and tracking of celestial objects.
Mining and Quarrying Equipment: Slewing drives are employed in heavy mining equipment, such as bucket-wheel excavators and stacker-reclaimers, to control the movement of components.
These examples highlight the versatility of slewing drives and their importance in a wide range of industries and applications where rotational motion and precise control are crucial for efficient and safe operation.
Solar Tracker Slew Drive Packaging and Shipping
The Solar Tracker Slew Drive is packaged in a secure box to protect it from damage during transport.
The box is then placed in a larger plywood box for shipping.
The box is then taped and labeled for shipment.
The package is then shipped to the customer's address.