Product Description
CHINAMFG Drive slewing drive gear motor worm drive for horizontal single-axis solar tracking system. For horizontal single-axis solar tracking system, the main shaft of solar panel will adjust the angle to precisely track the declination angle. This kind of slewing drive is only applied for low latitudes area.
CHINAMFG Drive slewing drive is used for the solar tracker with the highest yield-per-acre performance and greatest land-use options, ideal for large-scale PV projects. Those features combined with proven cost-effective installation and operation.
Worm Gear Slewing Drive for Solar Tracker. Single axis trackers. Single axis trackers have one degree of freedom that acts as an axis of rotation. The axis of rotation of single axis trackers is typically aligned along a true North meridian.
Tilting Moment Torque: Torque is the load multiplied by distance between the position of load and the center of slewing bearing. If the qorque generated by load and distance is greater than the rated tilting moment torque, slewing drive will be overturned.
Radial load: Load vertical to the axis of slewing bearing
Axial load: Load parallel to the axis of slewing bearing
Holding torque:It is the reverse torque.When the drive is rotating reversely, and parts are not damaged,The maximum torque achieved is called holding torque.
Self-locking: Only when loaded, the slewing drive is not able to reverse rotate and thus called self-loc
| Model | VH9 | Place of Origin | HangZhou,China |
| Brand | Coresun Drive | Type | Vertical |
| Material | 42CrMo,50Mn | Output Torque | 6405N.m |
| Tilting Moment Torque | 12KN.m | Holding Torque | 56KN.m |
| Static Axial Rating | 350KN | Static Radial Rating | 120KN |
| Dynamic Axial Rating | 168KN | Dynamic Radial Rating | 65KN |
| Gear Ratio | 61:1 | Efficiency | 40% |
About Us
CHINAMFG – Practical Slewing Drive & Slewing Bearing Promoter.
We are committed to researching, developing and applying high quality, precision transmission equipment products,who provides reliable mechanical actuator for horizonal single axis, dual-axis photovoltaic tracking system, CSP,CPV solar tracking design.Our professional and high-quality products will be also applied well as a steady solution on aerial working platform, truck crane, timber grab, drilling rig, spray equipment, hydraulic module vehicle,automated assembly lines, wind yaw systems,etc.
1. Our company’s worm gear reducer (slewing drive device) adopts the transmission mode of plane secondary enveloping ring surface worm combined with slewing support, which can realize multi-tooth meshing.
2. On the premise of not affecting the performance of the whole device, we improved and optimized it, and its overall thickness became thinner and weight became lighter.
3. The rotary device at the center is a through hole for the customer to use. The original product is solid.
4. The worm material is 42CrMo, the secondary nitride treatment, the slewing bearing material is 50Mn, the teeth are quenched, and its wear resistance is good.
Products Photo
Application
Photovoltaic power generation is an important application field of rotary drive, using slewing drive VH9 as a rotating component of solar photovoltaic modules, according to the position of the sun in a day to the host of the angle and elevation of accurate adjustment, time is the solar panel for better reception angle, can make greater efficiency of power generation.
Products Certificate
Coresun Drive slewing drive gear motor have arroved by CE and ISO2001 certificate.
CONTACT US
It is sincerely looking CHINAMFG to cooperating with you for and providing you the best quality product & service with all of our heart!
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| Feature: | Corrosion-Resistant |
|---|---|
| Step: | Double-Step |
| Openness: | Closed |
| Installation: | Vertical |
| Transmission Form: | Worm |
| Type: | Single-Row Ball |
| Customization: | Available | Customized Request |
|---|
Can you provide examples of machinery that use worm gears?
Worm gears are utilized in various machinery and mechanical systems where precise motion control, high gear reduction ratios, and self-locking capabilities are required. Here are some examples of machinery that commonly use worm gears:
- Elevators: Worm gears are commonly employed in elevator systems to control the vertical movement of the elevator car. The high gear reduction ratio provided by worm gears allows for smooth and controlled lifting and lowering of heavy loads.
- Conveyor systems: Worm gears are used in conveyor systems to drive the movement of belts or chains. The self-locking nature of worm gears helps prevent the conveyor from back-driving when the power is turned off, ensuring that the materials or products being transported stay in place.
- Automotive applications: Worm gears can be found in automotive steering systems. They are often used in the steering gearboxes to convert the rotational motion of the steering wheel into lateral movement of the vehicle’s wheels. Worm gears provide mechanical advantage and precise control for steering operations.
- Milling machines: Worm gears are utilized in milling machines to control the movement of the worktable or the spindle. They offer high torque transmission and accurate positioning, facilitating precise cutting and shaping of materials during milling operations.
- Lifts and hoists: Worm gears are commonly employed in lifting and hoisting equipment, such as cranes and winches. Their high gear reduction ratio allows for the lifting of heavy loads with minimal effort, while the self-locking property prevents the load from descending unintentionally.
- Rotary actuators: Worm gears are used in rotary actuators to convert linear motion into rotary motion. They are employed in various applications, including valve actuators, robotic arms, and indexing mechanisms, where controlled and precise rotational movement is required.
- Packaging machinery: Worm gears find application in packaging machinery, such as filling machines and capping machines. They assist in controlling the movement of conveyor belts, rotating discs, or cam mechanisms, enabling accurate and synchronized packaging operations.
- Printing presses: Worm gears are utilized in printing presses to control the paper feed and the movement of the printing plates. They provide precise and consistent motion, ensuring accurate registration and alignment of the printed images.
These are just a few examples, and worm gears can be found in many other applications, including machine tools, textile machinery, food processing equipment, and more. The unique characteristics of worm gears make them suitable for various industries where motion control, high torque transmission, and self-locking capabilities are essential.
How do you retrofit an existing mechanical system with a worm gear?
When retrofitting an existing mechanical system with a worm gear, several considerations need to be taken into account. Here’s a detailed explanation of the retrofitting process:
- Evaluate the existing system: Before proceeding with the retrofit, thoroughly assess the existing mechanical system. Understand its design, function, and limitations. Identify the specific reasons for considering a worm gear retrofit, such as the need for increased torque, improved efficiency, or enhanced precision.
- Analyze compatibility: Evaluate the compatibility of a worm gear with the existing system. Consider factors such as available space, structural integrity, alignment requirements, and the load-bearing capacity of the system. Ensure that the addition of a worm gear will not compromise the overall performance or safety of the system.
- Select the appropriate worm gear: Based on the requirements and constraints of the retrofit, choose a suitable worm gear. Consider factors such as gear ratio, torque capacity, efficiency, backlash, and mounting options. Select a worm gear that matches the specific needs of the retrofit and is compatible with the existing system.
- Modify or adapt the system: Depending on the compatibility analysis, it may be necessary to modify or adapt certain components of the existing system to accommodate the worm gear. This can involve making adjustments to shafts, bearings, housings, or other mechanical elements. Ensure that any modifications or adaptations are carried out with precision and adhere to industry standards.
- Install the worm gear: Install the selected worm gear into the modified or adapted system. Follow the manufacturer’s instructions and guidelines for proper installation. Pay attention to torque specifications, lubrication requirements, and any specific assembly procedures. Ensure that the worm gear is securely mounted and aligned to minimize misalignment and maximize performance.
- Test and optimize: After the installation, thoroughly test the retrofitted system to ensure its functionality and performance. Conduct tests to verify torque transmission, efficiency, backlash, noise levels, and any other relevant parameters. Monitor the system during operation and make any necessary adjustments or optimizations to fine-tune its performance.
- Document and maintain: Document the retrofitting process, including any modifications, adjustments, or optimizations made to the existing system. Keep records of installation procedures, test results, and maintenance activities. Regularly inspect and maintain the retrofitted system to ensure its continued performance and reliability.
It’s important to note that retrofitting an existing mechanical system with a worm gear requires expertise in mechanical engineering and an understanding of the specific system requirements. If you lack the necessary knowledge or experience, it is advisable to consult with professionals or engineers specializing in power transmission systems to ensure a successful retrofit.
What is the purpose of a self-locking feature in a worm gear?
A self-locking feature in a worm gear serves the purpose of preventing reverse motion or backdriving of the gear system. When a worm gear is self-locking, it means that the worm can rotate the worm wheel, but the reverse action is hindered or restricted, providing a mechanical holding or braking capability. This self-locking feature offers several advantages and is utilized in various applications. Here are the key purposes of the self-locking feature:
- Mechanical Holding: The self-locking capability of a worm gear allows it to hold a specific position or prevent unintended movement when the worm is not actively driving the system. This is particularly useful in applications where it is necessary to maintain a fixed position or prevent the gear from rotating due to external forces or vibrations. Examples include elevators, lifts, and positioning systems.
- Backdriving Prevention: The self-locking feature prevents the worm wheel from driving the worm in the reverse direction. This is advantageous in applications where it is crucial to prevent a load or external force from causing the gear to rotate backward. For instance, in a lifting mechanism, the self-locking feature ensures that the load remains suspended without requiring continuous power input.
- Enhanced Safety: The self-locking property of a worm gear contributes to safety in certain applications. By preventing unintended or undesired motion, it helps maintain stability and reduces the risk of accidents or uncontrolled movement. This is particularly important in scenarios where human safety or the integrity of the system is at stake, such as in heavy machinery or critical infrastructure.
It’s important to note that not all worm gears are self-locking. The self-locking characteristic depends on the design parameters, specifically the helix angle of the worm’s thread. A higher helix angle increases the self-locking tendency, while a lower helix angle reduces or eliminates the self-locking effect. Therefore, when selecting a worm gear for an application that requires the self-locking feature, it is essential to consider the specific design parameters and ensure that the gear meets the necessary requirements.
editor by CX 2024-01-10