China high quality Flexible Hydraulic Rubber Spider Shaft Sleeve CNC Coupling

Product Description

SG7-8 Single plate springs clamp type flexible disc couplings

Product Description

Features:

1. Excellent response and high torque capacity

2. Zero backlash

3.Identical clockwise and anticlockwise rotational characteristics

4.Stainless steel plate springs absorb parallel,angular misalignment and shaft end-play

5.Clamp type

Material: Aluminum Alloy

Finish:Anodizing Silver

Application:Used for transmitting power in kinds of mechanical equipments such as blower fan, pump, chemical industry, petroleum, metallurgy

Remark

1.The moment of inertia and the quality is calculated according to the maximum shaft hole.

2.Bore dimensions can be customized

  Product Picture

Drawing:

ShangKun Advantages:
 

1.The CHINAMFG from the world factory of Xihu (West Lake) Dis.Guan

2. Factory direct sales and shorten the intermediate link

3.Security delivery. There are a plenty of stock, short production cycle, good logistics and delivery on time.

4.Quality assurance for 1 year. There are high quality product, perfect service and favorable price to assurance the product’s quality for 1year

5. Brand packaging. Using the formal standardization package to protect the product’s quality

Brand Certificate:
 

1.Quality management system certification certificate

2. Zinc alloy certificate of environmental protection

3.Plastic certificate of environmental protection

4.Stainless steel certificate of environmental protection

5. Patent certificate of new utility

6.Credentials of Non-Government-Run science and technology enterprise

Packages:
   Plastic Bag+Standard Color Box + Carton

Logistics:

We promise to deliver goods on time

Our factory:

Our products:

FAQ:

1. Are you a factory ?
Yes, we are professional manufacturer and specialising in high quality lock more than 10 years
2. Can you offer me sample if we need?
Of coure we can, but I think it will be better to check the price first, as you accept my price we’ll provide you
my sample for reference
3. What’s your packing?
PP bag+ inner box+ carton
4. What’s your payment ?
30% deposit , 70% balance before shipment by T/T or Paypal
5. What’s your delivery time ?
15-30days after receiving the order
6. Can we visit your factory?
It’s our pleasure, just inform us before you coming, we will give you some information about how to get there

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Minimizing Resonance and Improving Machinery Performance with Rubber Couplings

A rubber coupling can play a significant role in minimizing resonance and enhancing the overall performance of machinery by effectively damping vibrations and reducing the risk of resonance-related issues. Resonance is a phenomenon where a mechanical system’s natural frequency matches the frequency of external vibrations, leading to amplified oscillations and potential damage.

The following ways illustrate how rubber couplings contribute to minimizing resonance and improving machinery performance:

• Vibration Damping: Rubber couplings utilize the inherent damping properties of elastomers to absorb and dissipate vibrations generated during operation. These vibrations can include those caused by unbalanced loads, eccentricities, or other disturbances. By damping these vibrations, rubber couplings prevent them from building up and causing resonance.
• Vibration Isolation: Rubber couplings act as isolators by decoupling the connected components from each other. This isolation prevents vibrations from being transmitted directly from one component to another, thereby reducing the potential for resonance to occur.
• Misalignment Compensation: Rubber couplings can accommodate misalignments between shafts, which often contribute to excessive vibrations. By allowing a certain degree of misalignment, the coupling prevents additional forces that could trigger resonance.
• Reduced Stiffness: The flexibility of the elastomer elements in rubber couplings can reduce the overall stiffness of the system. A lower stiffness helps avoid the amplification of resonance by allowing some deformation of the coupling under varying loads and conditions.
• Dynamic Absorption: Rubber couplings are effective at absorbing dynamic loads, including sudden shocks or impacts. These dynamic events can excite resonance, and the coupling’s ability to absorb and disperse such forces helps prevent resonance-related issues.

By effectively dampening vibrations, isolating components, and accommodating misalignments, rubber couplings can help minimize the risk of resonance-related problems. Engineers and designers must carefully select the appropriate rubber coupling type, elastomer material, and design to match the specific machinery and operating conditions, thereby ensuring improved machinery performance and longevity.

Industry Standards and Guidelines for Rubber Couplings

There are no specific industry standards or guidelines that exclusively govern the design and application of rubber couplings. However, various general standards and engineering practices apply to flexible couplings, including rubber couplings:

• ISO 14691: This standard provides guidelines for the installation, use, and maintenance of industrial flexible couplings, which include rubber couplings.
• AGMA 9005: The American Gear Manufacturers Association (AGMA) standard provides information on selecting lubricants and lubrication methods for flexible couplings, ensuring proper performance and longevity.
• API 671: This API standard specifies the requirements for special-purpose couplings used in petroleum, chemical, and gas industry services, which can include rubber couplings for specific applications.
• Manufacturer Recommendations: Many rubber coupling manufacturers provide guidelines, specifications, and installation instructions for their products, helping users select the right coupling and use it correctly.

Since rubber couplings fall under the category of flexible couplings, engineers and designers can follow these broader standards and best practices while considering the specific characteristics and performance requirements of rubber couplings for their applications.

Types of Rubber Couplings Designed for Specific Uses

There are several types of rubber couplings, each designed with specific characteristics to suit various applications:

• Flexible Jaw Couplings: These couplings consist of two hubs connected by a flexible rubber element. They are commonly used in applications where misalignment, vibrations, and shocks need to be dampened, such as in pumps, fans, and compressors.
• Oldham Couplings: Oldham couplings use a rubber disk as the intermediate element between two hubs. They provide compensation for misalignment while maintaining a constant velocity between input and output shafts, often used in printing, packaging, and CNC machinery.
• Tyre Couplings: These couplings have a high degree of torsional flexibility and are suitable for applications with substantial misalignment and shock absorption requirements, like in heavy-duty machinery and construction equipment.
• Pin and Bush Couplings: These couplings use rubber bushes to provide vibration isolation and accommodate misalignment. They are used in various industrial applications, including conveyors, mixers, and crushers.
• Diaphragm Couplings: Diaphragm couplings use a flexible rubber diaphragm to transmit torque and compensate for misalignment. They are commonly found in precision equipment like servo motors and robotics.

Each type of rubber coupling is designed to address specific needs in different applications. The choice of coupling depends on factors such as the degree of misalignment, torque requirements, shock absorption, and the level of precision needed.

editor by CX 2024-02-23