Type: Gear Flex Coupling

Applied: Atlas Copco

Certificate: iso 9001.

Coupling Selection Method

• Torque – power [kW] • Speed [r/min]
• Type of equipment and application
• Shaft diameters
• Shaft gaps
• Physical space limitation
• Special bore or finish information

Coupling Features

• Good starting performance can change the load starting of the motor to no-load starting, so as to realize the soft starting of the working machine, reduce the current during starting and reduce the starting energy consumption.
• Save electric energy and equipment cost, which can solve the unreasonable situation of the big horse-drawn trolley with load starting machine, save the motor capacity, improve the power factor and motor efficiency of the grid, reduce reactive power loss, save electric energy, and simplify the motor starting equipment and reduce equipment cost.
• The transferred torque can be adjusted, easy to achieve overload protection.When the working machine is overloaded or jammed, the steel ball type safety coupling will slip automatically, which can prevent the motor from burning out and other parts damage.
• Except for the starting and braking stages, the main and driven parts of the steel ball safety coupling have no speed difference, no friction loss and high transmission efficiency.
• Nonmetallic elastic elements are adopted in the steel ball type safety coupling, which can compensate the offset of the linked 2 axes within a certain range, with a small amount of buffering and damping.
• Reliable operation, stable performance, convenient installation, disassembly and maintenance.

Detailed Photos

Determining the right type of flexible coupling starts with the following analysis of the application:

• Prime mover type (motor, diesel engine, etc.) of the drive side of the system
• Actual horsepower and/or torque requirements, not prime motor-rated horsepower (note the range of variable torque caused by periodic or unstable loads, worst-case starting loads,
• Drive system inertia related to prime mover inertia (data available from equipment supplier)
• vibration, linear and torsional vibration (experienced supplier or consultant can help you evaluate vibration) shaft-to-shaft deviation;
• Note the degree of Angle offset (axis is not parallel) and parallel offset (distance between axis centers when axes are parallel but not aligned);
• Also note whether the drive/driven units share the same floor axial (inside/outside) axial motion,
• whether they share distance (the distance between the drive end and the driven axis), and any other space-related restrictions.

We are able to offer a wide range of special couplings, which are based on your samples or drawings.

Due to the refinement of production operations and the high-end technology, we have been able to produce high-quality Rubber Coupling, Trolley Wheel, Flexible Coupling, Flexible Rubber Coupling, Industrial Rubber Coupling, Star Coupling, CHINAMFG type Coupling Spare and other products, widely used in industrial applications.

All these products are tested and checked against the set quality parameters before being sent to the customer. This shows that we are willing to provide our customers with updated and perfect product lines to meet their different needs. In addition, we also provide customized solutions to provide customers with a wide range of space, so that they can choose their favorite products according to their needs and requirements.
 

More Products for Choose

Tips:
 This is only a part of the part numbers, many oil separator filters P/N are not listed, in addition there are replacements filters for many other air compressor brands.
 

Company Profile

       Now over 100,000 quality filters including compressed air filters, Hydraulic Filters and complete filter housing assemblies at wholesale discounts. We offer OEM products as well as high quality replacements, engineered to precise OEM specifications and guaranteed to match the exact form, fit and function as the original equipment. Our company is committed to continuous innovation and further improvement to create, improve the efficiency and productivity of excellence, to achieve the highest level of reliability and performance.

Company team

Our company is located in the beautiful coastal city of HangZhou,is a professional manufacturer of air compressor filters and separators,

We repect the enterprise spirit of “steadyfastness,hard work and responsibility” and creat a good corporate environment based on the operation principle of “Integrity,reliability and innovation”.

With the survival idea of “perfect technology, good service and excellent quality”,
We always adhere to customer first,
aim at serving customer sincerely and touching customer with our service.

We plunge ourselves to provide clear and sustainable comprssed air to our customer,
meanwhile constantly pursue to save the sunning cost of compressor system for them.
Profession, concentration, focus is our corporate philosophy.

Packaging & Shipping

FAQ

 Q1. What is your product range?

A: Our products cover replacement hydraulic filter, Air compressor filters, Compressed air filter element, Heavy truck insert filters, Vacuum pump filters, and Some spare parts for compressors.

Q2. Is customized filter or OEM available? 
A: Yes, just offer your required specifications and drawings.

Q3. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build new molds, but open new mold fee charged, when you place bulk order, the mold fee can return back.

Q4. What’s your terms of packing?
A: Generally, we pack our goods in neutral boxes,outside brown carton cases. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q5. What’s the terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balancing.

Q6. What’s your terms of delivery?
A: (1)FOB (2)CFR (3)CIF.

Q7. How about your delivery time?
A: Generally, under MOQ quantity take 5-7 working days after receiving your advance payment. The specific delivery time depends on models and the quantity of your order.

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Differences Between Elastomeric Couplings Made from Different Materials

Elastomeric couplings can be manufactured using various materials, each offering unique properties that influence the coupling’s performance in different applications. Here are the key differences between couplings made from rubber, polyurethane, and silicone:

1. Rubber Elastomers:

Rubber elastomers are commonly used in elastomeric couplings due to their excellent resilience, flexibility, and damping properties. They can handle a wide range of temperatures and are resistant to abrasion and wear. Rubber couplings are ideal for general-purpose applications where moderate torque and misalignment compensation are required.

2. Polyurethane Elastomers:

Polyurethane elastomers provide higher strength and load-bearing capabilities compared to rubber. They have better resistance to oils, chemicals, and harsh environments. Polyurethane couplings are suitable for applications involving higher torque, shock loads, and exposure to aggressive substances.

3. Silicone Elastomers:

Silicone elastomers offer superior thermal stability and can withstand extreme temperature variations. They exhibit excellent electrical insulation properties and are resistant to aging and weathering. Silicone couplings are often used in applications that require high-temperature resistance and electrical isolation.

4. Damping and Resilience:

Rubber generally provides better damping properties, making it effective in reducing vibrations and noise. Polyurethane offers higher resilience, which can be advantageous in applications with frequent torque spikes and shock loads. Silicone combines good damping with high-temperature resistance.

5. Environmental Compatibility:

Polyurethane and silicone couplings tend to have better resistance to chemicals, oils, and extreme temperatures, making them suitable for demanding environments. Rubber couplings may have limitations in certain aggressive chemical environments.

6. Cost and Performance Balance:

The choice of material also affects the cost of the coupling. Rubber is generally more cost-effective, while polyurethane and silicone may be more expensive but offer specific performance advantages in certain applications.

When selecting an elastomeric coupling, it is crucial to consider the specific requirements of the application, such as torque, speed, misalignment, temperature range, and chemical exposure. The material choice should align with the demands of the operating conditions to ensure optimal coupling performance and longevity.

Reducing Vibrations and Noise with Elastomeric Couplings

Elastomeric couplings are designed with inherent damping properties that enable them to effectively reduce vibrations and noise in rotating machinery. Here’s how elastomeric couplings achieve this:

1. Vibration Absorption:

Elastomeric materials have the ability to absorb and dissipate vibrational energy. When a rotating machinery system experiences torsional vibrations, the elastomeric coupling’s flexible element absorbs these vibrations, preventing them from propagating through the system. This dampening effect helps to minimize the transmission of vibrations to the connected equipment, reducing wear and fatigue on components.

2. Shock Load Reduction:

Elastomeric couplings can also absorb shock loads that occur during sudden starts and stops. When the machinery experiences abrupt changes in torque, the elastomeric material cushions the impact, protecting the machinery from potentially harmful shock loads.

3. Misalignment Compensation:

Machinery misalignment can lead to vibrations, noise, and premature wear. Elastomeric couplings are designed to accommodate various types of misalignment, including angular, parallel, and axial misalignments. By flexing and compensating for misalignment, the coupling reduces stress on the connected machinery, further minimizing vibrations.

4. Damping of Resonance:

Resonance is a phenomenon where the natural frequency of the rotating machinery coincides with an external force, leading to amplified vibrations. Elastomeric couplings help dampen resonance by absorbing and dissipating the energy, preventing resonance-related issues and reducing noise.

5. Electrical Isolation:

Elastomeric couplings made from electrically insulating materials provide electrical isolation between connected shafts. This isolation prevents the transmission of electrical currents or interference between the machinery components, which can contribute to noise and signal disturbances.

By effectively reducing vibrations and noise, elastomeric couplings contribute to smoother and quieter operation of rotating machinery. This leads to benefits such as improved equipment reliability, reduced maintenance costs, and increased operator comfort in industrial settings.

However, it is important to select the appropriate elastomeric coupling based on the specific requirements of the machinery and application. Factors such as torque, speed, misalignment, and environmental conditions must be considered to ensure that the coupling can effectively mitigate vibrations and noise while providing reliable power transmission.

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 2024-05-08