Product Description
Coupling, Expansion Coupling Sleeve, Synchronous Pulley, Belt Pulley, Flexible Coupling Element, Elastomeric Coupling Element, Transmission Parts
Description-Expansion Coupling Sleeve Pulley:
Elastic coupling
Since the middle of the last century, we have had a reputa e as a market leader in the development of clutch technology, hydraulics and drive components.
On the basis of an ultramodern production process and strike quality requirements, we produce high-quality components that excel through high reliability and a long service life.
Advantages
Elastic coupling of Bestseal Systems offset angular, radial and axial shaft displacement within defined ranges. The elastomer dampens shock and torsional vibrations in the drive train.
Which elastic coupling do you need?
We offer elastic couplings in different variants.
So you can choose between claw and tooth couplings, which guarantee a precise finish of all surfaces on male running properties. Among our most popular product types in this category are the ROTEX , POLY-NORM , POLY and REVOLEX types.
Choose the high load capacity of the ROTEX jaws, the short installation length of the POLY-NORM fail-safe, or the removable elastomer rings and pins when installed on the REVOLEX .
Whatever your requirements for the operation of your elastic coupling, at Bestseal we already have the right product for your site.
Why an elastic coupling of Bestseal?
An elastic coupling from Bestseal is the result of decades of product development and innovation. With this, we assure you of a high-quality component with the highest possible reliability. We see ourselves as the reliable partner of anyone who wants to set things in motion.
More than 2,000 employees work passionately every day to provide you, the customer, with the best conceivable products. DIN ISO certifications are the best proof of this. A transparent and honest way of working lies at the basis of every customer relationship with us.
Would you like to learn more about our elastic couplings or answer an important product question?
Please contact our technical support department or sales department and let us inform you in detail about the various possibilities.
We will be happy to think along with you based on your wishes and make you a custom offer without any obligation.
we specialized in the development and production of sealing systems which were used in the Metallurgical,Electrical,Auto, Engineering machinery, Light industrial machinery and Electrical appliance manufacturing industries. BESEALS focus on customers’ needs,as a dependable partner and reliable supplier to help you resolve supply or technical problems ,and improve the performance of your equipments or your business. When you are facing emergency repairs situation or urgent orders,the highly responsive team of DLseals will offer you very short lead time. Beseals has a global sales network,and our seals have been sold to more than 100 countries or areas ,Such as America, England, Canada, Australia, Russian Federation ect .
FAQ
1. who are we? Are you trading company or manufacturer ?
We are manufacturer.We are based in HangZhou, China, start from 2571,sell to Domestic Market(33.00%),North America(15.00%),South America(10.00%),Western Europe(8.00%),Eastern Europe(6.00%),Souther Europe(6.00%),Southeast Asia(5.00%),Mid East(5.00%),Northern Europe(5.00%),Oceania(2.00%),South Asia(2.00%),Africa(00.00%),Eastern Asia(00.00%),Central America(00.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production; Always final Inspection before shipment;
3.what can you buy from us?
PTFE Seals/Oil Seals/O Rings/Rubber Seals/Plastic Seals/Mechanical Seal/O-RING/ RING Seals.
4. why should you buy from us not from other suppliers?
Beseals is a professional manufacturer of seals .Our company specializes in the production of PU, PTFE, rubber and metal sealing components
5. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
6.Do you provide samples ?
is it free or extra ? Yes, we could offer the sample for free charge but you need to pay the cost of freight.
7. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,Express Delivery;
Accepted Payment Currency:USD,EUR,JPY,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,PayPal,Western Union,Escrow; Language
Spoken:English,Chinese,Japanese
For more information, please contact us. We look CHINAMFG to your arrival
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Elastomeric Couplings and Handling Torque Spikes and Sudden Load Changes
Elastomeric couplings are designed to handle torque spikes and sudden changes in load, thanks to the inherent flexibility and damping properties of the elastomeric material. Here’s how they manage such scenarios:
1. Damping Effect:
When a sudden increase in torque or load occurs in the machinery, the elastomeric coupling’s flexible element acts as a buffer, absorbing and dissipating the excess energy. This damping effect helps prevent the transmission of shock loads to the connected equipment, reducing the risk of damage.
2. Torsional Compliance:
Elastomeric couplings have a certain level of torsional compliance, which allows them to tolerate brief torque spikes without transmitting excessive forces to the connected shafts. This torsional compliance is essential in applications where sudden load changes are common.
3. Misalignment Compensation:
Elastomeric couplings can accommodate some degree of misalignment between the shafts. When torque spikes or sudden loads lead to minor misalignments, the coupling can flex and compensate for these changes, reducing the stress on the machinery.
4. Vibration Absorption:
If torque spikes or sudden loads result in torsional vibrations, the elastomeric material can absorb and dampen these vibrations, preventing them from propagating through the system and causing additional damage.
5. Material Selection:
The selection of appropriate elastomeric materials and coupling design factors in the anticipated torque and load requirements. Couplings can be designed to handle specific torque spikes and loads based on the elastomer’s hardness and properties.
Despite their ability to handle torque spikes and sudden load changes, it is essential to consider the specific application requirements when choosing an elastomeric coupling. Factors such as the magnitude and frequency of torque spikes, load characteristics, and operating conditions must be taken into account to ensure the coupling’s compatibility and reliability.
Properly selected and maintained elastomeric couplings provide effective torque transmission and help protect connected equipment from the impact of sudden changes in load, contributing to the overall efficiency and longevity of the machinery.
Common Industries Where Elastomeric Couplings Find Significant Usage
Elastomeric couplings are versatile components widely used in various industries to facilitate efficient power transmission and protect machinery from torsional vibrations and misalignments. Some of the common industries where elastomeric couplings find significant usage include:
1. Manufacturing and Industrial Machinery:
Elastomeric couplings are commonly employed in manufacturing machinery such as conveyor systems, pumps, compressors, mixers, and machine tools. They help connect the motor and driven equipment, providing smooth power transmission and reducing vibrations.
2. Automotive:
In the automotive industry, elastomeric couplings are used in drivetrain systems, including propeller shafts, steering systems, and powertrain components. They offer excellent damping characteristics to absorb vibrations and shocks during vehicle operation.
3. Aerospace and Defense:
Elastomeric couplings play a crucial role in aerospace and defense applications, where lightweight and reliable power transmission is essential. They are used in aircraft engines, rotor systems, missile guidance systems, and various other aerospace components.
4. Energy and Power Generation:
Elastomeric couplings are used in power generation plants, including thermal, hydroelectric, and wind power plants. They connect generators to turbines and help absorb torsional vibrations, ensuring stable and efficient power transmission.
5. Oil and Gas:
In the oil and gas industry, elastomeric couplings are used in various equipment, such as pumps, compressors, and drilling rigs. They provide reliable power transmission and help protect the equipment from dynamic loads and vibrations.
6. Mining and Construction:
Elastomeric couplings are commonly found in mining and construction machinery, such as crushers, excavators, and conveyor systems. They enable efficient power transfer and help withstand heavy loads and harsh operating conditions.
7. Marine:
In marine applications, elastomeric couplings are used in propulsion systems and marine pumps. They offer excellent resistance to seawater and provide reliable power transmission in marine vessels.
8. Renewable Energy:
In the renewable energy sector, elastomeric couplings are used in wind turbines and solar tracking systems. They help adjust the alignment between the components and absorb wind and solar-induced dynamic loads.
Elastomeric couplings’ ability to dampen vibrations, compensate for misalignments, and provide flexibility makes them suitable for a wide range of industrial applications. Their widespread usage across diverse industries highlights their importance in enhancing equipment reliability, reducing maintenance costs, and improving overall operational efficiency.
Differences Between Elastomeric Couplings and Other Types of Couplings (Jaw Couplings, Gear Couplings, etc.)
Elastomeric couplings, jaw couplings, and gear couplings are all types of flexible couplings used in mechanical power transmission. Each type has its unique features, advantages, and limitations. Below are the main differences between these couplings:
Elastomeric Couplings:
- Construction: Elastomeric couplings consist of two hubs connected by a flexible elastomeric element, typically made of rubber or polyurethane.
- Misalignment Compensation: Elastomeric couplings excel at compensating for angular, parallel, and axial misalignments between connected shafts.
- Vibration Dampening: The elastomeric material in these couplings acts as a natural vibration isolator, reducing shocks and vibrations in the system.
- Speed and Torque Capacity: Elastomeric couplings are suitable for moderate torque and speed applications but may have limitations in high-torque or high-speed scenarios.
- Electrically Insulating: Elastomeric couplings offer electrical isolation between shafts in applications where electrical insulation is necessary.
- Temperature Range: Elastomeric couplings have temperature limitations and may not be suitable for extreme temperature environments.
Jaw Couplings:
- Construction: Jaw couplings consist of two hubs with interlocking curved jaws that transmit torque.
- Misalignment Compensation: Jaw couplings can handle slight misalignments but have more limited misalignment compensation compared to elastomeric couplings.
- Vibration Dampening: They offer some vibration dampening but not as effective as elastomeric couplings.
- Speed and Torque Capacity: Jaw couplings can handle higher torque and speed compared to elastomeric couplings.
- Noise: Jaw couplings can produce more noise during operation compared to elastomeric couplings.
- Maintenance: They require periodic lubrication for optimal performance.
Gear Couplings:
- Construction: Gear couplings consist of two hubs with external teeth that mesh together, transmitting torque.
- Misalignment Compensation: Gear couplings can handle angular misalignments but are less effective in parallel and axial misalignment compensation compared to elastomeric couplings.
- Vibration Dampening: They provide minimal vibration dampening compared to elastomeric couplings.
- Speed and Torque Capacity: Gear couplings are suitable for high-torque and high-speed applications.
- Temperature Range: They can operate in a wider temperature range compared to elastomeric couplings.
- Maintenance: Gear couplings require regular maintenance, including lubrication and periodic inspection.
Ultimately, the choice between elastomeric couplings, jaw couplings, gear couplings, or other types depends on the specific requirements of the application, including load, speed, misalignment, environmental conditions, and maintenance preferences. Proper coupling selection is crucial for ensuring reliable and efficient power transmission in industrial systems.
editor by CX 2024-04-22