Product Description

air compressor parts rubber hydraulic shaft flexible coupling
1.coupling size :20R,30R,40R,50R,60R,70R
2. coupling color : green
3. pack: Standard coupling packing
4.warranty: Half a Year
5. other name:shaft coupling,flexible coupling
Dear Sir,

    It gives us great pleasure to introduce  ZAKF  oil injected rotary screw air Compressor. Our company Honkong CHINAMFG Industry Limited is a large enterprises which is professional in air compressor and air compressor parts research, development and research.   ZAKF  is 1 of a famous compressor brand belong to Honkong CHINAMFG Industry Limited ,   ZAKF screw air compressor shipped to CHINAMFG customer in Malaysia,Vietnam, Singapore, Indonesia, Thailand, India, Bangladesh,Sri Lanka, Mauritius, Australia, Saudi Arabia, Israel, Russia, Croatia, Brazil, Peru, USA, Mexico, Canada, Dominican Republic…. widely used in diverse industry.
    CHINAMFG compressor  design, manufacturing at a high starting point, advanced technology, superior level of systemization, its core competencies to guide the development trend of industry, stable and reliable. CHINAMFG import advanced technology from Europe, through constant practice and improvement, design a new generation of   ZAKF air compressor.
    Improved quality assurance manual, advanced production process, control management program files comprehensive, standardized, ensuring high quality brand products “ZAKF”, stable and durable. High quality, intimate service get the praise from users all over the world.
Our Product include:
OEM screw air compressor / Air dryer
Oil free spare parts / Shaft seal / Sleeve / Sensor
Screw air compressor / Screw air compressor airend / Used screw air compressor
Screw air compressor solenoid valve / Thermostat valve / Air intake valve / Minimum pressure valve
Screw air compressor blow off valve / Drain valve / Wheel gear / Oil level Indicator / Master controller
Screw air compressor service kits / Air filter / Oil filter / Oil separator / Filter element / Lubricating oil

Temperature Sensor P.N
1 0571 7107 1 0571 7144 1 0571 7164 1 0571 7101 1 0571 7102 1 0571 7103 1 0571 7105 1 0571 7
1 0571 7141 1 0571 7140 1 0571 7116 1 0571 7155 1 0571 7151    1089958/44 23748593

Gear Set P.N
1622571/26/28 //1622311026
1622311049/50/54/56/60/64/66 1614933/09/11/13/23/25/31/33/37/ 16149335/24
/28 1613965/818/81/83 1 0571 7111 1 0571 7151 1 0571 7141 1 0571 7133 1 0571 7173 1 0571 7165

1 0571 7135 1 0571 7174 1 0571 7164 1 0571 7144 1 0571 7178 1 0571 7128 1 0571 7120

1 0571 7130 1 0571 7154 1 3307 39428305 39875539 39877618 39929435

39853791 39853809 42852483 39883186 39921713 39853775 39853775 39853783 39875539

Cooler P.N
161383 0571 162175712 16217 54365945 12571739 10571561 16223931 8829 25

16138366 16136673 16149584 16139509

Air Filter P.N
1617704305/161775714/29/ 162257101/16139014 air compressor oil ultra coolant


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flexible coupling

How does a flexible coupling handle electrical insulation between shafts?

Flexible couplings are typically not designed to provide electrical insulation between shafts. In most cases, flexible couplings are used solely for the purpose of transmitting mechanical power from one shaft to another while accommodating misalignment and absorbing shocks and vibrations. They do not offer any electrical isolation or insulation properties.

When electrical insulation is required between two rotating shafts in a system, additional components or specialized couplings are used. For applications where electrical isolation is necessary, insulated couplings or special insulation components can be employed. These types of couplings feature insulating materials, coatings, or designs that prevent electrical current from flowing between the connected shafts.

Insulated couplings can be beneficial in certain applications, such as electric motor drives or systems involving sensitive electronics. They help prevent stray currents, ground loops, and electrical interference that could potentially damage equipment or affect the accuracy of electronic signals. However, it is important to note that not all flexible couplings provide this electrical insulation capability, and users should carefully select couplings that meet the specific electrical isolation requirements of their application.

Summary: Flexible couplings, as standard mechanical components, do not inherently provide electrical insulation between shafts. They are primarily used for mechanical power transmission and misalignment compensation. If electrical insulation is needed between rotating shafts, insulated couplings or specialized components with insulating properties should be chosen to meet the specific requirements of the application.

flexible coupling

How does a flexible coupling handle torsional vibrations in rotating machinery?

A flexible coupling is designed to handle torsional vibrations in rotating machinery by providing a degree of flexibility and damping. Torsional vibrations are oscillations that occur in the drivetrain due to torque variations, sudden load changes, or other transient events. These vibrations can lead to resonance, excessive stress, and premature failure of components.

Flexible couplings mitigate torsional vibrations through the following mechanisms:

  • Torsional Compliance: Flexible couplings have an element, such as an elastomeric insert, that can deform or twist to absorb torsional shocks. When the drivetrain experiences torsional vibrations, the flexible element flexes, effectively isolating and dampening the vibrations before they propagate further.
  • Damping: Many flexible couplings have inherent damping properties, especially those with elastomeric components. Damping dissipates the energy of the torsional vibrations, reducing their amplitude and preventing resonance from occurring.
  • Tuned Design: Some flexible couplings are specifically designed with specific torsional characteristics to match the drivetrain’s requirements. By tuning the coupling’s stiffness and damping properties, engineers can ensure optimal torsional vibration control.
  • Torsional Stiffness: While flexible couplings provide flexibility to absorb vibrations, they also offer a degree of torsional stiffness to maintain the torque transmission efficiency between the shafts.

It is important to select the appropriate flexible coupling based on the specific torsional characteristics and requirements of the rotating machinery. Different applications may demand different types of couplings with varying levels of flexibility and damping. High-performance flexible couplings can effectively minimize torsional vibrations, protecting the drivetrain and connected equipment from excessive stress and potential damage.

Additionally, proper alignment of the flexible coupling during installation is crucial to ensure its optimal performance in mitigating torsional vibrations. Misalignment can introduce additional stresses and exacerbate torsional issues in the system. Regular inspection and maintenance of the flexible coupling will help identify any signs of wear or damage that may affect its ability to handle torsional vibrations effectively.

flexible coupling

What are the advantages of using flexible couplings in mechanical systems?

Flexible couplings offer several advantages in mechanical systems, making them essential components in various applications. Here are the key advantages of using flexible couplings:

  • Misalignment Compensation: One of the primary advantages of flexible couplings is their ability to compensate for shaft misalignment. In mechanical systems, misalignment can occur due to various factors such as installation errors, thermal expansion, or shaft deflection. Flexible couplings can accommodate angular, parallel, and axial misalignment, ensuring smooth power transmission and reducing stress on the connected equipment and shafts.
  • Vibration Damping: Flexible couplings act as damping elements, absorbing and dissipating vibrations and shocks generated during operation. This feature helps to reduce noise, protect the equipment from excessive wear, and enhance overall system reliability and performance.
  • Torsional Flexibility: Flexible couplings provide torsional flexibility, allowing them to handle slight angular and axial deflections. This capability protects the equipment from sudden torque fluctuations, shock loads, and torque spikes, ensuring smoother operation and preventing damage to the machinery.
  • Overload Protection: In case of sudden overloads or torque spikes, flexible couplings can absorb and distribute the excess torque, protecting the connected equipment and drivetrain from damage. This overload protection feature prevents unexpected failures and reduces downtime in critical applications.
  • Reduce Wear and Maintenance: By compensating for misalignment and damping vibrations, flexible couplings help reduce wear on the connected equipment, bearings, and seals. This results in extended component life and reduced maintenance requirements, leading to cost savings and improved system reliability.
  • Compensation for Thermal Expansion: In systems exposed to temperature variations, flexible couplings can compensate for thermal expansion and contraction, maintaining proper alignment and preventing binding or excessive stress on the equipment during temperature changes.
  • Electric Isolation: Some types of flexible couplings, such as disc couplings, offer electrical isolation between shafts. This feature is beneficial in applications where galvanic corrosion or electrical interference between connected components needs to be minimized.
  • Space and Weight Savings: Flexible couplings often have compact designs and low inertia, which is advantageous in applications with space constraints and where minimizing weight is crucial for performance and efficiency.
  • Cost-Effectiveness: Flexible couplings are generally cost-effective solutions for power transmission and motion control, especially when compared to more complex and expensive coupling types. Their relatively simple design and ease of installation contribute to cost savings.

In summary, flexible couplings play a vital role in mechanical systems by providing misalignment compensation, vibration damping, overload protection, and torsional flexibility. These advantages lead to improved system performance, reduced wear and maintenance, and enhanced equipment reliability, making flexible couplings a preferred choice in various industrial, automotive, marine, and aerospace applications.

China Standard 1614682500 Replacement Air Compressor Parts Shaft Rubber Flexible Coupling  China Standard 1614682500 Replacement Air Compressor Parts Shaft Rubber Flexible Coupling
editor by CX 2024-01-16