제품 설명
Flexible NM couplings
1. Material: 45#steel and NBR rubber
2. Easy to maintain
3. High precision
4. OEM
Flexible NM couplings advantage:
1. Construction:
1)NM type is precisely produced by a special designed synthetic rubber with 2 similar bodies of cast iron
2)Designed not only for the power transmission but also for protection of flexible rubber
3)Made of rubber and steel cores are inserted in the teeth so as to provide excellent durability and performance of coupling
2. Applications:
Pumps, fans, compressors, vehicles, transporting equipments, constructors, cement mixers, tractors, transmission machines,
Metal working machines, rollers and all other transmissions
3. Features:
1)Economical and practical using
2)Quiet and smooth operation
3)Easy installation and maintenance
4)Available to machines with high torque and intermittent operation
5)Characteristics of the synthetic rubber: Proper elasticity and resistance to damping, oil, acids and alkalies
We can also supply chain coupling, roller chain coupling, rigid couplings, flexible couplings, fcl coupling, flexible rubber fcl coupling, fcl flexible coupling, forged steel fcl coupling, flexible coupling fcl, fcl flexible shaft coupling, jaw coupling, hrc coupling, CHINAMFG coupling, cast steel coupling, aluminum coupling, stainless steel coupling, pin coupling, mh coupling, nm coupling, spacer coupling, taper lock rigid coupling, flange coupling, sleeve coupling, nylon sleeve gear coupling, gear coupling, crc coupling, js coupling
Competitive Advantage:
More than 20 years advanced technology and experience of us will give strong support for the coupling you need. We will understand your need of product quickly, and give quick respond and good service. A lot of cases of our products will show you that it worth your trust.
Under the full quality control system, our products go through the precise product line and strict testing process. We have excellent working flow and standard to ensure stability, products reliable enough for using.
Take our scale economy, raw material superiority, and CHINAMFG for clients to account, our price do have a great competitiveness. They are good value and cost effective than your imagine.
We sincerely hope establishing long and friendly business relations with clients from all over the world. Our goal is not just providing product, but also providing a complete solution including product design, tooling, fabrication and service for our customers to achieve their upmost satisfaction.
| Place of Origin: |
| 브랜드명: |
| 인증: |
| Model Number: |
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Standard: | DIN, ANSI, GB, JIS, BSW |
|---|---|
| 재료: | Low Carbon Steel |
| Connection: | Flange |
| Surface Treatment: | Galvanized Sheet |
| Head Type: | Hexagon |
| Module: | Nm Coupling |
| 맞춤 설정: |
사용 가능
| 맞춤형 요청 |
|---|


Can flexible couplings be used in both horizontal and vertical shaft arrangements?
Yes, flexible couplings can be used in both horizontal and vertical shaft arrangements. The design of flexible couplings allows them to accommodate misalignment and compensate for angular, parallel, and axial displacements between the shafts, making them suitable for various shaft orientations.
Horizontal Shaft Arrangements:
In horizontal shaft arrangements, where the shafts are parallel to the ground or horizontal plane, flexible couplings are commonly used to connect two rotating shafts. These couplings help transmit torque from one shaft to another while accommodating any misalignment that may occur during operation. Horizontal shaft arrangements are common in applications such as pumps, compressors, conveyors, and industrial machinery.
Vertical Shaft Arrangements:
In vertical shaft arrangements, where the shafts are perpendicular to the ground or vertical plane, flexible couplings are also applicable. Vertical shafts often require couplings that can handle the additional weight and forces resulting from gravity. Flexible couplings designed for vertical applications can support the weight of the rotating equipment while allowing for some axial movement to accommodate thermal expansion or other displacements. Vertical shaft arrangements are commonly found in applications such as pumps, gearboxes, turbines, and some marine propulsion systems.
Considerations for Vertical Shaft Arrangements:
When using flexible couplings in vertical shaft arrangements, there are a few additional considerations to keep in mind:
- Thrust Load: Vertical shafts can generate thrust loads, especially in upward or downward direction. The flexible coupling should be selected based on its capacity to handle both radial and axial loads to accommodate these forces.
- Lubrication: Some vertical couplings may require additional lubrication to ensure smooth operation and reduce wear, particularly if they are exposed to high axial loads or extended vertical shafts.
- Support and Bearing: Proper support and bearing arrangements for the vertical shaft are essential to prevent excessive shaft deflection and ensure the flexible coupling functions correctly.
Overall, flexible couplings are versatile and adaptable to various shaft orientations, providing efficient power transmission and misalignment compensation. Whether in horizontal or vertical arrangements, using the appropriate flexible coupling design and considering the specific application requirements will help ensure reliable and efficient operation.

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:
- 정렬 불량 보정: 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.
- 진동 감쇠: 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.
- 충격 하중 흡수: 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.

유연 커플링이란 무엇이며 어떻게 작동하는가?
플렉시블 커플링은 두 축을 연결하면서 상대적인 움직임을 허용하는 기계 장치입니다. 축의 정렬 불량, 진동 및 충격을 보정하면서 한 축에서 다른 축으로 토크를 전달하도록 설계되었습니다. 플렉시블 커플링은 연결된 장비를 보호하고 전반적인 성능을 향상시키는 데 도움이 되므로 다양한 회전 기계 및 시스템에서 필수적인 구성 요소입니다.
유연 커플링의 종류:
유연 커플링에는 여러 종류가 있으며, 각각 고유한 설계와 특성을 가지고 있습니다. 일반적인 유형으로는 다음과 같은 것들이 있습니다.
- 조 커플링: 조 커플링은 두 허브 사이에 끼워지는 엘라스토머 스파이더를 특징으로 합니다. 각도 및 평행 정렬 불량을 수용하면서 진동을 감쇠시킬 수 있습니다.
- 디스크 커플링: 디스크 커플링은 얇은 금속 디스크를 사용하여 축을 연결합니다. 유연성이 뛰어나고 축 정렬 불량을 탁월하게 보정합니다.
- 기어 커플링: 기어 커플링은 기어 톱니를 이용하여 토크를 전달합니다. 높은 토크 용량을 제공하며, 적당한 수준의 정렬 불량도 견딜 수 있습니다.
- 빔 커플링: 빔 커플링은 금속 빔과 같은 유연한 재질의 단일 부품을 사용하여 토크를 전달하는 동시에 정렬 불량을 보정합니다.
- 벨로우즈 커플링: 벨로우즈 커플링은 벨로우즈와 유사한 구조를 사용하여 축 방향, 각도 방향 및 평행 방향의 정렬 불량을 보정할 수 있습니다.
- 올덤 커플링: 올덤 커플링은 3개의 디스크를 사용하는데, 가운데 디스크에는 정렬 불량을 보정할 수 있도록 수직 슬롯이 있습니다.
유연 결합의 작동 원리:
플렉시블 커플링의 작동 방식은 특정 설계에 따라 다르지만, 일반적인 원리는 유사합니다. 플렉시블 커플링의 작동 원리를 설명하기 위해 조 커플링을 예로 들어 보겠습니다.
- 두 개의 축이 양쪽의 커플링 허브에 연결되어 있으며, 그 사이에 엘라스토머 스파이더가 배치되어 있습니다.
- 한쪽 축에 토크가 가해지면 스파이더가 압축되고 약간 변형되어 토크가 다른 쪽 축으로 전달됩니다.
- 축 사이의 정렬 불량이 발생할 경우, 엘라스토머 스파이더가 휘어지면서 정렬 불량을 보정하여 축이나 연결된 장비에 과도한 부하를 주지 않고 원활한 토크 전달을 보장합니다.
- 엘라스토머 스파이더는 또한 작동 중 진동과 충격을 흡수하는 감쇠 요소 역할을 하여 장비 마모를 줄이고 시스템 안정성을 향상시킵니다.
전반적으로, 유연성과 정렬 불량 보정 능력은 플렉시블 커플링이 효과적으로 작동할 수 있도록 하는 핵심적인 특징입니다. 특정 플렉시블 커플링 유형의 선택은 토크 용량, 정렬 불량 보정 및 환경 조건과 같은 적용 분야의 요구 사항에 따라 달라집니다.


editor by CX 2024-02-04