China high quality 9 Inch Slewing Bearing Worm Gear top gear

Product Description

SC9 Slewing Drive Turntable With 220V AC Gearbox Motor For Spray equipment and rotating mechanism.
 

Model

SC9

Place of Origin

HangZhou,China

Brand

Coresun Drive

Outer Dia.

270mm

IP Class

IP65

Inner Dia.

175mm

Tilting Moment Torque

33.9KN.m

Holding Torque

38.7KN.m

Mounting Bolts

M16

Electrial Motor

230V AC motor

Gear Ratio

61:1

Efficiency

40%

Slewing drive can be divided into gear drive and worm gear drive according to the different transmission forms. According to the different closed forms of the transmission pair, it can be divided into open and closed types. The simplest form of slewing drive is applied to excavators, tower cranes, etc. The drive turntable on the construction machinery product is the last link of the reduction transmission chain. This kind of rotary drive is an open gear transmission, and its front end needs to be equipped with a planetary reducer with a large reduction ratio as its power input, so it can only be called In order to expand the application range of such products and further improve the convenience of product use and maintenance, the slewing drive with integrated worm gear drive was developed for the embryonic form of slewing drive. In order to further improve the drive capacity of the product, the enveloping worm drive It is also applied to such products. The rotary drive equipped with an envelope worm not only increases the driving torque, but also further improves the driving accuracy. It can also be digitally controlled, so it is widely used in tracking and fine-tuning devices on solar and wind power generation equipment. , In addition, it has good application effects in robots, radars, low-speed heavy-duty lifting, lifting equipment, precision CNC turntables and other product fields.

Slewing drive is consist of slewing bearing,worm shaft,housing,bearing,motor and so on. Motor drive the worm shaft, the outer ring of slewing bearing will rotate, the outer ring output the torque through flange while the inner ring of slewing bearing is fixed in housing.Slewing drive is able to sustain more axial load, radial load and tilting moment.Turntable or frame rotate at azimuth and elevation driven by slewing drive.Typical applications include solar trackers, wind turbines, satellite and radar dishes, truck cranes, man lifts, utility equipment, hydraulic equipment attachments, oil tool equipment, tire handlers, digger derricks, and automotive lifts.

Coresun Drive manufacturer of slew drives that are used tower heliostat solar station, dish stirling engine solar power station and trough solar thermal power station. We have already obtained very good reputations from our customers around the world.  All aspects of engineering control are based on creating a low-cost, reliable solution.  CZPT Drive are powered with hourglass worm technology to give the maximum survivability load-holding capability as well as increased efficiency and accuracy.

High mechanical efficiency

Heavy load worm gear slewing ring bearing

High holding torque and tilting moment torque

High waterproof and dustproof performance

High Precision

Characteristics Of Slewing Drive

1) Tilting Moment Torque: Torque is the load multiplied by distance between the position of load and the center of slewing bearing. If the torque generated by load and distance is greater than the rated tilting moment torque, slewing drive will be overturned.
2) Radial load: Load vertical to the axis of slewing bearing
3) Axial load: Load parallel to the axis of slewing bearing
4) Holding torque: It is the reverse torque. When the drive is rotating reversely, and parts are not damaged,
5) The maximum torque achieved is called holding torque.
6) Self-locking: Only when loaded, the slewing drive is not able to reverse rotate and thus called self-locking.

Production Photo and Package

SC9 slewing drive gear motor with 220VAC gear motor testing report

CONTACT US

It is sincerely looking CZPT to cooperating with you for and providing you the best quality product & service with all of our heart!

Weight: 60kg
Corrosion Protection: C4
Static Axial Load Rating: 338kn
Static Radial Load Rating: 135kn
Gear Ratio: 61:1
Output Speed: 0.46rpm
Customization:
Available

|

Customized Request

worm gear

Can worm gears be used in precision manufacturing equipment?

Yes, worm gears can be used in precision manufacturing equipment. Here’s a detailed explanation of their use in precision manufacturing:

1. Precision Motion Control: Worm gears can provide precise motion control in manufacturing equipment. Their design allows for high gear ratios, which enables fine adjustments and precise positioning. This is particularly useful in applications where accurate and repeatable movement is required, such as CNC machines, robotic arms, and coordinate measuring machines (CMMs).

2. Load Holding and Backdriving Prevention: Worm gears have a self-locking characteristic, meaning they can hold loads in position without the need for additional brakes or clutches. This feature is advantageous in precision manufacturing equipment where holding a position is critical. The self-locking property also helps prevent backdriving, ensuring stability and accuracy during operation.

3. Compact Design: Worm gears have a compact design, which can be beneficial in space-constrained manufacturing equipment. Their worm and worm wheel configuration allows for a compact footprint, making them suitable for applications where size limitations exist.

4. High Torque Transmission: Worm gears can transmit high torque, making them suitable for heavy-duty precision manufacturing equipment. The meshing of the worm and worm wheel generates a large contact area, enabling efficient power transfer and load handling capabilities.

5. Reduced Noise and Vibration: Worm gears operate with a sliding motion rather than a rolling motion, resulting in reduced noise and vibration levels. This characteristic is advantageous in precision manufacturing equipment, as it helps maintain a quieter working environment and minimizes potential disturbances that could affect the precision of the manufacturing process.

6. Lubrication and Maintenance: Proper lubrication is crucial for the efficient and reliable operation of worm gears in precision manufacturing equipment. Lubricants help reduce friction and wear between the gear teeth, ensuring smooth and accurate motion. Regular maintenance and lubrication schedules should be followed to optimize gear performance and extend their service life.

While worm gears offer several advantages in precision manufacturing equipment, it’s important to consider the specific requirements of the application. Factors such as gear ratio, efficiency, backlash, and operating conditions should be carefully evaluated to ensure that worm gears are the appropriate choice for achieving the desired precision and performance.

Overall, worm gears can be successfully utilized in precision manufacturing equipment, providing precise motion control, load holding capabilities, compactness, and high torque transmission. When properly selected, installed, and maintained, worm gears can contribute to the accuracy, reliability, and efficiency of precision manufacturing processes.

worm gear

Can worm gears be used in heavy-duty machinery and equipment?

Yes, worm gears can be used in heavy-duty machinery and equipment. Here’s a detailed explanation of their suitability for such applications:

1. High torque transmission: One of the key advantages of worm gears is their ability to transmit high torque. The unique design of the worm and worm wheel allows for efficient torque generation and power transmission. This makes worm gears well-suited for heavy-duty applications that require the transfer of substantial rotational forces.

2. Compact size: Worm gears offer a compact and space-saving solution for heavy-duty machinery. Their compact design allows for the transmission of high torque in a relatively small package. This is particularly advantageous in applications where space constraints or compact design requirements are present.

3. Self-locking feature: Worm gears exhibit a self-locking characteristic, meaning that the worm can prevent the back-driving of the gear system. This feature is beneficial in heavy-duty machinery where it is essential to maintain a fixed position or prevent the system from reversing under load. The self-locking capability of worm gears provides stability and safety in various heavy-duty applications.

4. High gear ratios: Worm gears can achieve high gear ratios, which is advantageous in heavy-duty machinery that requires precise speed reduction. The high gear ratios allow for fine control of rotational speed and torque output, enabling the gear system to match the requirements of heavy loads and demanding operating conditions.

5. Durable construction: Worm gears are typically manufactured using robust materials such as alloy steels, cast iron, or bronze. These materials offer excellent strength, wear resistance, and durability, making worm gears capable of withstanding the heavy loads and harsh operating environments encountered in heavy-duty machinery.

6. Overload protection: The unique design of worm gears provides inherent overload protection. When the load exceeds the gear’s capacity, the sliding action between the worm and worm wheel causes a high frictional force, limiting the torque transmission and preventing damage to the gear system. This overload protection feature is valuable in heavy-duty machinery where sudden load spikes or unexpected overloads can occur.

7. Wide range of applications: Worm gears find applications in various heavy-duty machinery and equipment across different industries. Some examples include cranes, winches, elevators, mining machinery, construction equipment, rolling mills, heavy-duty conveyors, and marine propulsion systems. The versatility of worm gears makes them suitable for a wide range of heavy-duty applications.

It is important to note that while worm gears offer several advantages for heavy-duty machinery, there are certain considerations to keep in mind. These include proper lubrication to minimize friction and wear, adequate cooling to manage heat generation, proper alignment to ensure efficient power transmission, and regular maintenance to inspect for signs of wear or damage. By addressing these factors, worm gears can reliably and effectively meet the demands of heavy-duty machinery and equipment.

worm gear

Are there different types of worm gears available?

Yes, there are different types of worm gears available to suit various applications and requirements. Here are some of the commonly used types:

Single Enveloping Worm Gear:

The single enveloping worm gear, also known as a cylindrical worm gear, has cylindrical teeth on the worm wheel that mesh with the helical thread of the worm. The teeth of the worm wheel wrap around the worm in a single enveloping manner. This design provides better contact and load distribution, resulting in higher load-carrying capacity and smoother operation. Single enveloping worm gears are commonly used in heavy-duty applications where high torque transmission is required.

Double Enveloping Worm Gear:

The double enveloping worm gear is a specialized type of worm gear that provides even greater load-carrying capacity compared to the single enveloping design. In a double enveloping worm gear, both the worm and the worm wheel have curved tooth profiles. The teeth of the worm wrap around the worm wheel while the teeth of the worm wheel wrap around the worm. This double enveloping action increases the contact area, improves load distribution, and enhances the gear’s efficiency. Double enveloping worm gears are used in applications that demand high torque and precision, such as aerospace and defense industries.

Non-enveloping Worm Gear:

The non-enveloping worm gear, also known as a non-throated worm gear, has a worm wheel with teeth that do not fully wrap around the worm. Instead, the worm wheel has straight or slightly curved teeth that engage with the helical thread of the worm. Non-enveloping worm gears are simpler in design and less expensive to manufacture compared to enveloping worm gears. They are commonly used in applications with moderate loads and where cost is a consideration.

Self-locking Worm Gear:

Self-locking worm gears are designed with a specific helix angle of the worm’s thread to provide a self-locking effect. This means that when the worm is not actively driving the worm wheel, the worm wheel is prevented from rotating backward and can hold its position securely. Self-locking worm gears find applications in systems where holding position or preventing backdriving is crucial, such as elevators, lifts, and certain industrial machinery.

These are just a few examples of the different types of worm gears available. The choice of worm gear type depends on factors such as the application requirements, load capacity, efficiency, and cost considerations.

China high quality 9 Inch Slewing Bearing Worm Gear top gearChina high quality 9 Inch Slewing Bearing Worm Gear top gear
editor by CX 2023-09-11

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