China manufacturer Smallest Dual Axis Svh3 Slewing Drive Worm Gear with Hot selling

Product Description

SVH3 dual axis slewing drive slewing bearing is available to 3-10 square meter solar tracker system

Model

SVH3

Place of Origin

HangZhou,China

Brand

Coresun Drive

Type

Dual Axis

IP Class

IP65

Output Torque

446N.m

Tilting Moment Torque

1100N.m

Holding Torque

2000N.m

Mounting Bolts

M10

Output Speed

1rpm

Gear Ratio

62:1

Efficiency

40%

 

Coresun Drive Equipment HangZhou Co., Ltd. Slewing drives function with standard worm technology, in which the worm on the horizontal shaft acts as the driver for the gear. The rotation of the horizontal screw turns a gear about an axis perpendicular to the screw axis. This combination reduces the speed of the driven member and also multiplies its torque; increasing it proportionally as the speed decreases. The speed ratio of shafts depends CHINAMFG the relation of the number of threads on the worm to the number of teeth in the worm wheel or gear.

Coresun Drive dual axis slewing drives simultaneously rotate around 2 independent axes. Offering a wide range of motion and capable of supporting large loads, our SVH series delivers consistent and efficient precision.

Coresun Drive dual axis slewing drives simultaneously rotate around 2 independent axes. Offering a wide range of motion and capable of supporting large loads, our SVH series delivers consistent and efficient precision.The most common application of dual-axis SVH drives is planetary solar trackers, such as heliostats and concentrated photovoltaic, and satellite and radio dishes. Other applications include automotive lifts, robotic arm positioners and stage equipment.

The slewing drive is a new type of slewing product, usually called slewing ring, which is usually composed of worm, slewing ring, housing, motor and other components. Since the core components are slewing bearings, they can simultaneously withstand axial forces, radial forces, and overturning moments. Compared with traditional rotary products, the new slewing drive features easy installation, easy maintenance and a greater degree of installation space.

Slewing drive are widely used in PV,CPV,STP solar tracking systems and construction applications including truck cranes, manlifts, turntables, port machinery, modular vehicles, small wind power systems and satellite communications.
 

Product Advantage:

Slew drives are ready-to-mount modules which are capable of transmitting forces and high torques. CHINAMFG Drive slew drives consist of a ball bearing and a worm screw enclosed by a housing structure.

The enclosed housing guarantees a sustainable, low-maintenance operation without loss of lubrication, as well as protection against environmental influences.

1-3m Dia.TVRO dish dual axis slewing drive slewing gear

Higher tracking precision

IP class 65

Temperature range: -30ºC-60ºC
 

High Transmission Efficiency

High impact resistance

SVH3 dual axis slewing drive slewing bearing is available to 3-10 square meter solar tracker system.

For 4-6pcs solar panels tracking design

For 1-2.5 Dia. satellite receiver and solar dish system
 

Why Choose Us:
Solar heliostat tracking system is a mechanical and electronic control unit system which optimizes the use of sunlight to improve photoelectric conversion efficiency in the process of photothermal and photovoltaic power generation. It mainly includes photovoltaic applications and photothermal applications.

1. Our manufacturing standard is according to machinery standard JB/T2300-2011, we also has been found the efficient Quality Management Systems(QMS) of ISO 9001:2015 and GB/T19001-2008.

2. We devote ourselves to the R &D of customized slewing bearing with high precision,special purpose and requirements.

3. With abundant raw materials and high production efficiency, the company can supply products to customers as quickly as possible and shorten the time for customers to wait for products.

4. Our internal quality control includes first inspection, mutual inspection, in-process quality control and sampling inspection to ensure product quality. The company has complete testing equipment and advanced testing method.

5. Strong after-sales service team, timely solve customer problems, to provide customers with a variety of services.

6. Delivery Time: 7 days after

7. Warranty Time: 5 years

8. ISO and CE certificate for quality guarantee

Dual Axis SVH3 Slewing Drive Production Photo


Coresun Drive processes the Slewing Drive Motor metallographic testing to ensure the quality of raw material and follows the standard inspection specification.

Certification of CE, ISO

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!

Precision: 0.1 Degree
Mounting Hole: 6xm10
Slef-Locking: Yes
Mounting Specification: 100mm
Color: Grey
Corrosion Protection: C3
Customization:
Available

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Customized Request

worm gear

How do you prevent backlash and gear play in a worm gear mechanism?

Preventing backlash and gear play is essential for maintaining the accuracy and performance of a worm gear mechanism. Here’s a detailed explanation of how to prevent backlash and gear play in a worm gear mechanism:

Backlash refers to the play or clearance between the teeth of the worm and the worm wheel in a worm gear mechanism. It can result in inaccuracies, positioning errors, and reduced efficiency. Here are some measures to prevent or minimize backlash and gear play:

  • Precision manufacturing: Accurate and precise manufacturing of the worm and worm wheel is crucial to minimize backlash. High-quality machining techniques, such as grinding, can be employed to achieve precise tooth profiles and minimize any gaps between the teeth. Careful attention to the design and manufacturing tolerances can help reduce backlash.
  • Tight meshing clearance: Proper adjustment of the meshing clearance between the worm and the worm wheel can help minimize backlash. The meshing clearance should be set as small as possible without causing interference or excessive friction. Close clearance ensures a tighter fit between the teeth, reducing the amount of play or backlash.
  • Anti-backlash mechanisms: Anti-backlash mechanisms can be incorporated into the worm gear system to reduce or eliminate backlash. These mechanisms typically consist of spring-loaded components or adjustable devices that help compensate for any clearance between the teeth. They apply a constant pressure to keep the teeth engaged tightly, reducing the effects of backlash.
  • Preload: Applying a preload to the worm gear system can help minimize backlash. Preload involves applying a slight compressive force or tension to the components, ensuring they remain engaged and eliminating any clearance. However, it is important to apply the appropriate preload to avoid excessive friction and wear.
  • Lubrication: Proper lubrication is crucial for minimizing backlash and reducing gear play. Lubricants with suitable viscosity and properties should be used to ensure smooth and consistent operation of the worm gear mechanism. Good lubrication helps reduce friction, wear, and any potential clearance that can contribute to backlash.
  • Regular maintenance: Regular inspection and maintenance of the worm gear mechanism can help detect and address any developing backlash or gear play. Routine checks can identify signs of wear, misalignment, or improper lubrication, allowing for timely adjustments or replacements to minimize backlash and maintain optimal performance.

It’s important to note that completely eliminating backlash in a worm gear mechanism may not always be possible or desirable. Some applications require a certain level of backlash to accommodate thermal expansion, compensate for positional errors, or allow for smooth operation. The acceptable level of backlash depends on the specific requirements of the application.

When implementing measures to prevent backlash and gear play, it is crucial to strike a balance between minimizing backlash and ensuring smooth, reliable operation. The specific techniques and approaches used to minimize backlash may vary depending on the design, manufacturing, and application requirements of the worm gear mechanism.

worm gear

Can worm gears be used in both horizontal and vertical orientations?

Yes, worm gears can be used in both horizontal and vertical orientations. Here’s a detailed explanation of the suitability of worm gears for different orientations:

1. Horizontal Orientation: Worm gears are commonly used in horizontal orientations and are well-suited for such applications. In a horizontal configuration, the worm gear’s weight is primarily supported by the bearings and housing. The lubrication and load-carrying capabilities of the gear design are optimized for horizontal operation, allowing for efficient power transmission and torque generation. Horizontal worm gear applications include conveyor systems, mixers, mills, and many other industrial machinery setups.

2. Vertical Orientation: Worm gears can also be used in vertical orientations, although there are some additional considerations to address in such cases. In a vertical configuration, the weight of the worm gear exerts an axial force on the worm shaft, which can introduce additional load and affect the gear’s performance. To ensure proper operation in a vertical orientation, the following factors should be considered:

  • Thrust load handling: Vertical orientations impose a thrust load on the worm gear due to the weight of the gear and any additional external loads. The gear design should be capable of handling and transmitting this thrust load without excessive wear or deformation. Proper bearing selection and lubrication are crucial to support the axial load and maintain optimal performance.
  • Lubrication: Lubrication becomes even more critical in vertical worm gear applications. Adequate lubrication ensures proper lubricant film formation to minimize friction, reduce wear, and dissipate heat generated during operation. Careful consideration should be given to the lubricant type, viscosity, and lubrication method to ensure effective lubrication, particularly in the upper parts of the gear where lubricant distribution may be more challenging.
  • Backlash control: In vertical orientations, gravity can cause the load to act on the gear in the opposite direction, potentially leading to increased backlash. Proper gear design, including tooth geometry and clearance adjustments, can help minimize backlash and ensure precise motion control and positional stability.
  • Bearing selection: The choice of bearings becomes crucial in vertical worm gear applications. Thrust bearings or combinations of thrust and radial bearings may be required to handle the axial and radial loads effectively. Bearings with appropriate load-carrying capacities and stiffness are selected to ensure smooth operation and minimize deflection under vertical loads.
  • Sealing: Vertical orientations may require additional sealing measures to prevent lubricant leakage and ingress of contaminants. Proper sealing and protection mechanisms, such as seals or gaskets, should be implemented to maintain the integrity of the gear system and ensure reliable operation.

In summary, worm gears can be utilized in both horizontal and vertical orientations. However, certain considerations related to thrust load handling, lubrication, backlash control, bearing selection, and sealing should be taken into account for vertical applications. By addressing these factors appropriately, worm gears can effectively transmit power and torque, whether in horizontal or vertical configurations.

worm gear

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.

China manufacturer Smallest Dual Axis Svh3 Slewing Drive Worm Gear with Hot sellingChina manufacturer Smallest Dual Axis Svh3 Slewing Drive Worm Gear with Hot selling
editor by CX 2023-09-22