Product Description
Stainless Steel JM Type Flexible Gear Diaphragm Coupling
Description:
JM High Quality Double Disc Flexible Diaphragm Coupling compensates for 2 axis misalignment, strong radial displacement, small flexibility and large axial displacement, allowing axial, radial and angular displacement. The JMIIJ High Quality Double Disc Flexible Diaphragm Coupling are different from the common diaphragm couplings. They not only connect the intermediate shaft, extend the transmission distance, but also have 2 diaphragms to increase the flexibility compensation amount, so they are also called double diaphragm couplings.
Features:
JM High Quality Double Disc Flexible Diaphragm Coupling can accurately transfer speed, operation without rotation difference, and can be used for precision mechanical transmission. The transmission efficiency is up to 99.86% in the transmission, especially for medium and high speed high power transmission. It is simple in structure, light in weight, small in volume and convenient in assembly and dismantling. Do not have to move the machine to install, without lubrication. Adapt to the high temperature (-80+300) and the bad environment work, and can be operated safely under the condition of shock and vibration. It has obvious shock absorption, no noise, no wear and tear.
Parameters:
Packing & shipping:
1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.
FAQ:
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks in PDF or AI format.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
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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.
Can flexible couplings be used in pumps, compressors, and fans?
Yes, flexible couplings can be used in pumps, compressors, and fans, and they are commonly employed in these types of rotating machinery. Flexible couplings offer several advantages that make them suitable for such applications:
- Misalignment Compensation: Pumps, compressors, and fans often experience misalignments due to various factors, such as thermal expansion, foundation settling, or component wear. Flexible couplings can accommodate angular, parallel, and axial misalignments, helping to maintain proper alignment between the driving and driven components.
- Vibration Damping: Flexible couplings help dampen vibrations in rotating machinery, which is essential for smooth operation and reduced wear on components. In pumps, compressors, and fans, vibration control is crucial to prevent premature failure and maintain reliable performance.
- Shock Load Absorption: These rotating machines may encounter shock loads during startup or shutdown, especially in reciprocating equipment like reciprocating pumps or compressors. Flexible couplings can absorb and mitigate the impact of such loads, protecting the connected equipment from damage.
- Reduced Maintenance: Flexible couplings with elastomeric elements or other self-lubricating features require minimal maintenance, leading to cost savings and reduced downtime in pumps, compressors, and fans.
- Energy Efficiency: Certain flexible coupling designs, such as beam couplings or certain elastomeric couplings, have low mass and inertia. This characteristic helps improve the energy efficiency of rotating machinery, which is particularly beneficial in large-scale pumps, compressors, and fans used in industrial applications.
- Adaptability: Pumps, compressors, and fans often have varying operating conditions and load profiles. Flexible couplings are adaptable to different operating environments, making them suitable for diverse applications.
In summary, flexible couplings offer several performance-enhancing features that make them well-suited for use in pumps, compressors, and fans. Their ability to accommodate misalignment, dampen vibrations, absorb shocks, and reduce maintenance requirements contributes to improved reliability, efficiency, and longevity of the connected rotating machinery.
How does a flexible coupling handle angular, parallel, and axial misalignment?
A flexible coupling is designed to accommodate various types of misalignment between two rotating shafts: angular misalignment, parallel misalignment, and axial misalignment. The flexibility of the coupling allows it to maintain a connection between the shafts while compensating for these misalignment types. Here’s how a flexible coupling handles each type of misalignment:
- Angular Misalignment: Angular misalignment occurs when the axes of the two shafts are not collinear and form an angle with each other. Flexible couplings can handle angular misalignment by incorporating an element that can flex and bend. One common design is the “spider” or “jaw” element, which consists of elastomeric materials. As the shafts are misaligned, the elastomeric element can deform slightly, allowing the coupling to accommodate the angular offset between the shafts while still transmitting torque.
- Parallel Misalignment: Parallel misalignment, also known as offset misalignment, occurs when the axes of the two shafts are parallel but not perfectly aligned with each other. Flexible couplings can handle parallel misalignment through the same elastomeric element. The flexible nature of the element enables it to shift and adjust to the offset between the shafts, ensuring continuous power transmission while minimizing additional stresses on the machinery.
- Axial Misalignment: Axial misalignment, also called end-play misalignment, occurs when the two shafts move closer together or farther apart along their common axis. Flexible couplings can handle axial misalignment through specific designs that allow limited axial movement. For instance, some couplings use slotted holes or a floating member that permits axial displacement while maintaining the connection between the shafts.
By providing the capability to handle angular, parallel, and axial misalignment, flexible couplings offer several advantages for power transmission systems:
- They help to prevent premature wear and damage to the connected equipment, reducing maintenance and replacement costs.
- They minimize vibration and shock loads, enhancing the overall smoothness and reliability of the machinery.
- They reduce the risk of equipment failure due to misalignment-induced stresses, improving the system’s operational life.
- They allow for easier installation and alignment adjustments, saving time and effort during setup and maintenance.
Overall, flexible couplings play a crucial role in handling misalignment and ensuring efficient power transmission in various industrial applications.
editor by CX 2024-04-25
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