Penerangan Produk
Penerangan Produk
NM coupling extensively used in compressors, diesel engine drives, pumps, conveyors, and many other drive units.
NM coupling consists of 2 hubs and flexible ring able to compensate all type of shaft misalignments.The flexible rings are made of Nitile rubber(NBR) which have a high internal damping characteristic which enable to absorb and dampen torsional vibrations,operate effectively in temperature range of -40~+100.
NM coupling characteristics:Quiet and smooth operation.Easy installation and maintenance free. Available to machine with high torque and intermittent operation.
1. Bahan: Besi tuang, Getah.
2. OEM dan ODM tersedia
3. Kecekapan tinggi dalam penghantaran
4. Kemasan: Dicat.
5. Berkualiti tinggi dengan harga yang kompetitif
6. Model berbeza sesuai untuk permintaan anda yang berbeza
7. Stok untuk saiz lubang yang berbeza pada kedua-dua belah pihak tersedia.
8. Aplikasi dalam pelbagai persekitaran.
9. Pemasangan dan pembongkaran yang cepat dan mudah.
10. Tahan terhadap penebat minyak dan elektrik.
11. Ciri-ciri putaran yang sama mengikut arah jam dan lawan arah jam.
12. Dimensi kecil, berat rendah, tork yang dihantar tinggi.
13. Ia mempunyai prestasi yang baik dalam mengimbangi ketidaksejajaran.
14.Coupling Type :NM50,NM67, NM82, NM97, NM12, NM128, NM148,NM168, NM194, NM214
Foto Terperinci
Aplikasi
NM couplings are offered in the industry’s largest variety of stock bore/keyway combinations. These couplings require no lubrication and provide highly reliable service for light, medium, and heavy duty electrical motor and internal combustion power transmission applications. Applications include power transmission to industrial equipment such as pumps, gear boxes, compressors, blowers, mixers, and conveyors.
Parameter Produk
Pembungkusan & Penghantaran
| Pakej | Standard suitable package / Pallet or container. Polybag inside export carton outside, blister and Tape and reel package available. If customers have specific requirements for the packaging, we will gladly accommodate |
| Penghantaran |
10-20working days ofter payment receipt comfirmed (based on actual quantity). Professional goods shipping forward. |
Profil Syarikat
| Standard Atau Tidak Standard: | Piawai |
|---|---|
| Lubang Aci: | Standard or Customized |
| Diameter Lubang: | Standard or Customized |
| Struktur: | Fleksibel |
| Bahan: | Cast Iron |
| Jenis: | Elastic Coupling |
| Sampel: |
US$ 0/Piece
1 Keping (Pesanan Minimum) | |
|---|
| Penyesuaian: |
Tersedia
| Permintaan Tersuai |
|---|
Bagaimanakah gandingan fleksibel melindungi peralatan yang disambungkan daripada beban kejutan dan getaran?
Gandingan fleksibel memainkan peranan penting dalam melindungi peralatan yang disambungkan daripada beban kejutan dan getaran dengan menyediakan keupayaan redaman dan pengasingan. Apabila mesin atau sistem mekanikal mengalami beban kejutan atau getaran secara tiba-tiba, gandingan fleksibel bertindak sebagai penimbal, menyerap dan menghilangkan hentaman, sekali gus mengurangkan daya yang dipancarkan dan melindungi peralatan. Beginilah cara gandingan fleksibel mencapai matlamat ini:
- Redaman Getaran: Gandingan fleksibel selalunya diperbuat daripada bahan yang mempamerkan sifat redaman. Apabila getaran dipancarkan melalui aci, bahan gandingan fleksibel boleh menyerap sebahagian daripada tenaga getaran, menukarkannya kepada haba. Pelesapan tenaga ini membantu mengurangkan amplitud getaran dan menghalangnya daripada merebak lebih jauh ke dalam peralatan yang disambungkan.
- Pengasingan Getaran: Selain getaran redaman, gandingan fleksibel juga menawarkan tahap pengasingan getaran. Ia direka bentuk untuk memisahkan kedua-dua aci, yang bermaksud getaran yang berlaku pada satu aci tidak dihantar secara langsung ke aci yang lain. Kesan pengasingan ini menghalang getaran daripada merebak ke seluruh sistem dan meminimumkan kesan pada peralatan sensitif atau komponen berdekatan.
- Penyerapan Kejutan: Apabila jentera yang disambungkan mengalami beban kejutan secara tiba-tiba, seperti semasa permulaan atau perubahan beban yang mendadak, gandingan fleksibel boleh bertindak sebagai penyerap kejutan. Reka bentuk gandingan membolehkannya berubah bentuk sedikit di bawah impak, menyerap dan mengagihkan tenaga kejutan. Ini menghalang kejutan daripada dipindahkan terus ke peralatan yang disambungkan, sekali gus mengurangkan risiko kerosakan atau haus pramatang.
- Pampasan Salah Jajaran: Gandingan fleksibel mampu mengimbangi ketidaksejajaran antara aci. Ketidaksejajaran boleh menyebabkan tekanan dan getaran tambahan dalam sistem. Dengan membenarkan beberapa tahap ketidaksejajaran sudut, selari dan paksi, gandingan fleksibel mengurangkan daya yang dihantar ke peralatan yang disambungkan dan struktur sokongan.
- Pengurangan Kesan Resonans: Resonans ialah fenomena yang berlaku apabila frekuensi semula jadi sesuatu sistem sepadan dengan frekuensi getaran luaran, yang membawa kepada getaran yang diperkuat. Gandingan fleksibel boleh membantu mengelakkan kesan resonans dengan mengubah frekuensi semula jadi sistem dan memberikan beberapa tahap fleksibiliti yang meredam tindak balas resonans.
Dengan menggabungkan gandingan fleksibel ke dalam sistem pemacu atau penghantaran kuasa, pengeluar dan pengendali peralatan boleh meningkatkan kebolehpercayaan dan jangka hayat jentera yang disambungkan dengan ketara. Keupayaan gandingan untuk meredam getaran, mengasingkan hentakan dan mengimbangi ketidaksejajaran menyumbang kepada operasi yang lebih lancar dan stabil, mengurangkan keperluan penyelenggaraan dan meningkatkan prestasi sistem keseluruhan.
Secara ringkasnya, gandingan fleksibel bertindak sebagai elemen pelindung, melindungi peralatan yang disambungkan daripada beban kejutan dan getaran. Keupayaannya untuk meredam getaran, mengasingkan kejutan dan mengimbangi ketidaksejajaran menyumbang kepada operasi pelbagai sistem mekanikal yang lebih lancar dan lebih andal.
What role does a flexible coupling play in reducing downtime and maintenance costs?
A flexible coupling plays a significant role in reducing downtime and maintenance costs in industrial machinery and rotating equipment. Here are the key ways in which flexible couplings contribute to these benefits:
- Pampasan Salah Jajaran: One of the primary functions of a flexible coupling is to accommodate misalignment between two connected shafts. Misalignment can occur due to various factors such as thermal expansion, foundation settling, or manufacturing tolerances. By allowing for misalignment, flexible couplings reduce the transmission of harmful forces and stresses to connected components, minimizing wear and preventing premature failures that could lead to costly downtime and repairs.
- Redaman Getaran: Flexible couplings have inherent damping properties due to the elastomeric or flexible elements they incorporate. These elements absorb and dissipate vibration and shock loads that may arise from the operation of rotating machinery. By dampening vibrations, flexible couplings protect the connected equipment from excessive wear and fatigue, extending their service life and reducing the need for frequent maintenance or replacement.
- Penyerapan Beban Kejutan: In applications where sudden loads or shocks are common, such as in heavy machinery or high-speed equipment, flexible couplings act as shock absorbers. They can absorb and dissipate the impact energy, preventing damage to the machinery and minimizing downtime caused by unexpected failures or breakdowns.
- Easy Installation and Alignment: Flexible couplings are designed for ease of installation and alignment. Unlike rigid couplings that require precise shaft alignment, flexible couplings can tolerate some degree of misalignment during installation. This feature simplifies the setup process, reduces installation time, and lowers the risk of misalignment-related issues, ultimately minimizing downtime during initial installation or replacement of couplings.
- Reduced Maintenance Frequency: The ability of flexible couplings to handle misalignment and dampen vibrations results in reduced wear on bearings, seals, and other connected components. Consequently, the frequency of maintenance intervals can be extended, reducing the need for frequent inspections and component replacements. This directly translates to lower maintenance costs and less downtime for maintenance tasks.
- Equipment Protection: By reducing the transmission of shock loads and vibrations, flexible couplings act as protective barriers for connected equipment. They help prevent catastrophic failures and subsequent damage to expensive machinery, avoiding unplanned shutdowns and costly repairs.
Overall, flexible couplings are critical components that improve the reliability and longevity of rotating equipment. Their ability to handle misalignment, dampen vibrations, and protect against shock loads contributes to reduced downtime, lower maintenance costs, and increased productivity in industrial applications.
Are there any limitations or disadvantages of using flexible couplings?
While flexible couplings offer numerous advantages, they do come with some limitations and disadvantages that should be considered when selecting them for specific applications. Here are some of the common limitations and disadvantages of using flexible couplings:
- Torsional Stiffness: Flexible couplings provide some level of torsional flexibility, which is advantageous in many applications. However, in systems that require high precision and minimal angular deflection, the inherent flexibility of the coupling may not be suitable. In such cases, a rigid coupling may be more appropriate.
- Limitation in High-Torque Applications: While some flexible couplings can handle moderate to high torque levels, they may not be as well-suited for extremely high-torque applications. In such cases, specialized couplings, such as gear couplings, may be required to handle the high torque demands.
- Temperature Limitations: The performance of certain flexible coupling materials, especially elastomers and plastics, may be affected by extreme temperature conditions. High temperatures can lead to premature wear and reduced lifespan of the coupling, while low temperatures may result in reduced flexibility and potential brittleness.
- Chemical Compatibility: Certain flexible coupling materials may not be compatible with certain chemicals or substances present in the application’s environment. Exposure to chemicals can cause degradation or corrosion of the coupling material, affecting its performance and lifespan.
- Installation and Alignment: Flexible couplings require proper installation and alignment to function effectively. If not installed correctly, misalignment issues may persist, leading to premature wear and reduced performance. Aligning the shafts accurately can be time-consuming and may require specialized equipment and expertise.
- Cost: In some cases, flexible couplings may be more expensive than rigid couplings due to their more complex design and use of specialized materials. However, the cost difference is often justified by the benefits they offer in terms of misalignment compensation and vibration damping.
- Service Life: The service life of a flexible coupling can vary depending on the application’s conditions and the quality of the coupling. Regular maintenance and timely replacement of worn or damaged parts are essential to ensure the coupling’s longevity and prevent unexpected failures.
Despite these limitations, flexible couplings remain highly valuable components in a wide range of applications, providing efficient torque transmission and compensating for misalignment. Proper selection, installation, and maintenance can help mitigate many of the disadvantages associated with flexible couplings, ensuring their reliable and long-lasting performance in various mechanical systems.
editor by CX 2023-08-22
