EP에버 파워NM 커플링 견적 요청
NM 커플링 가이드

China Best Sales Nm Coupling Complete Set with Rubber Spider Nm50 nm couplimg

Product Description NM COUPLING COMPLETE SET WITH RUBBER SPIDER NM50   Description  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 […]

제품 설명

NM COUPLING COMPLETE SET WITH RUBBER SPIDER NM50

 

Description 

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.

 

Operating Conditions
NM coupling consists of 2 hubs and flexible ring able to compensate all types 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 °C to +100 °C. The NBR material also resists to oil, dirt, grease, moisture, CHINAMFG and many chemical solvents.

 Feartures:

 

TYPE – NM
 

표준 또는 비표준: 기준
샤프트 구멍: 19-32
토크: >80N.M
내경: 19mm
속도: 4000r/m
구조: Flexible
샘플:
US$ 20/Piece
1개 (최소 주문 수량)

|
샘플 요청

맞춤 설정:
사용 가능

|

맞춤형 요청

China Best Sales Nm Coupling Complete Set with Rubber Spider Nm50  nm couplimg

nm 커플링

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.

nm 커플링

유연 커플링은 기계 시스템의 소음 및 진동 수준에 어떤 영향을 미칠까요?

플렉시블 커플링은 기계 시스템의 소음 및 진동 수준을 제어하는 ​​데 중요한 역할을 합니다. 시스템 작동의 전반적인 원활함과 정숙성에 상당한 영향을 미쳐 성능 향상 및 연결 부품의 마모 감소에 기여할 수 있습니다.

소음 감소:

플렉시블 커플링은 진동을 감쇠시키는 고유한 능력을 통해 기계 시스템의 소음을 줄이는 데 도움을 줍니다. 회전 기계의 축이 완벽하게 정렬되지 않으면 시스템 전체에 전달되는 진동이 발생하여 소음이 발생할 수 있습니다. 커플링의 탄성 또는 플렉시블 요소는 진동 감쇠기 역할을 하여 이러한 진동을 흡수하고 소산시킵니다. 결과적으로 시스템의 소음 수준이 감소하여 더욱 조용한 작동 환경이 조성됩니다.

진동 감쇠:

기계 시스템의 진동은 베어링, 씰, 기어와 같은 주요 부품의 마모를 증가시킬 수 있습니다. 과도한 진동은 또한 시간이 지남에 따라 시스템의 공진 및 손상을 유발할 수 있습니다. 플렉시블 커플링은 구동축과 피구동축 사이에서 완충재 역할을 하여 진동을 효과적으로 감쇠시킬 수 있습니다. 유연한 요소가 충격과 진동을 흡수하여 시스템의 다른 부분으로 전달되는 것을 방지합니다. 이러한 진동 감쇠 기능은 소음을 줄일 뿐만 아니라 잠재적인 기계적 고장으로부터 시스템을 보호하여 장비의 수명을 연장합니다.

정렬 보상:

회전 기계에서 진동과 소음을 유발하는 일반적인 원인 중 하나는 축 사이의 정렬 불량입니다. 플렉시블 커플링은 각도 및 평행 정렬 불량을 모두 효과적으로 보정합니다. 정렬 불량을 수용함으로써 커플링은 축에 작용하는 힘을 줄이고 진동과 소음 발생을 최소화합니다. 플렉시블 커플링을 사용하여 축을 정확하게 정렬하면 시스템이 원활하고 조용하게 작동합니다.

장비 신뢰성에 미치는 영향:

소음 및 진동 수준을 낮추는 것은 연결된 장비의 신뢰성에 긍정적인 영향을 미칩니다. 진동이 줄어들면 베어링 및 기타 회전 부품에 가해지는 스트레스가 감소하여 부품 수명이 연장되고 유지보수 필요성이 줄어듭니다. 또한, 실험실이나 정밀 제조 공정과 같이 과도한 소음이 섬세한 작업이나 측정에 방해가 될 수 있는 특정 응용 분야에서는 조용한 작동 환경이 필수적입니다.

응용 분야:

플렉시블 커플링은 제조, 발전, 자재 취급, 자동차, 항공우주, 로봇공학 등 광범위한 산업 분야에서 사용됩니다. 특히 펌프, 압축기, 팬, 컨베이어 및 기타 회전 기계에 널리 사용되며, 이러한 장비들은 원활하고 안정적인 작동을 위해 소음 및 진동 제어가 매우 중요합니다.

요약:

플렉시블 커플링은 소음을 줄이고 진동을 감쇠시키는 능력이 뛰어나 기계 시스템에서 필수적인 부품입니다. 정렬 불량을 보정하고 진동을 감쇠함으로써 시스템 성능을 향상시키고 소음을 줄이며 연결된 장비의 과도한 마모와 기계적 고장을 방지합니다. 특정 적용 분야의 요구 사항에 따라 적절한 플렉시블 커플링을 선택하는 것은 기계 시스템의 소음 감소 및 진동 제어에 상당한 영향을 미칠 수 있습니다.

nm 커플링

What materials are commonly used in manufacturing flexible couplings?

Flexible couplings are manufactured using a variety of materials, each offering different properties and characteristics suited for specific applications. The choice of material depends on factors such as the application’s requirements, environmental conditions, torque capacity, and desired flexibility. Here are some of the commonly used materials in manufacturing flexible couplings:

  • Steel: Steel is a widely used material in flexible couplings due to its strength, durability, and excellent torque transmission capabilities. Steel couplings are suitable for heavy-duty industrial applications with high torque requirements and harsh operating conditions.
  • Stainless Steel: Stainless steel is often used to manufacture flexible couplings in environments with high corrosion potential. Stainless steel couplings offer excellent resistance to rust and other corrosive elements, making them ideal for marine, food processing, and chemical industry applications.
  • Aluminum: Aluminum couplings are lightweight, have low inertia, and provide excellent balance. They are commonly used in applications where reducing weight is critical, such as aerospace and robotics.
  • Brass: Brass couplings are known for their electrical conductivity and are used in applications where electrical grounding or electrical isolation is required, such as in certain industrial machinery or electronics equipment.
  • Cast Iron: Cast iron couplings offer good strength and durability and are often used in industrial applications where resistance to shock loads and vibrations is necessary.
  • Plastic/Polymer: Some flexible couplings use high-performance polymers or plastics, such as polyurethane or nylon. These materials provide good flexibility, low friction, and resistance to chemicals. Plastic couplings are suitable for applications where corrosion resistance and lightweight are essential.
  • Elastomers: Elastomers are used as the flexible elements in many flexible couplings. Materials like natural rubber, neoprene, or urethane are commonly used as elastomer spider elements, providing flexibility and vibration damping properties.

The selection of the coupling material depends on the specific needs of the application. For instance, high-performance and heavy-duty applications may require steel or stainless steel couplings for their robustness, while applications where weight reduction is crucial may benefit from aluminum or polymer couplings. Additionally, the choice of material is influenced by factors such as temperature range, chemical exposure, and electrical requirements in the application’s operating environment.

Manufacturers typically provide material specifications for their couplings, helping users make informed decisions based on the specific demands of their applications.

China Best Sales Nm Coupling Complete Set with Rubber Spider Nm50  nm couplimgChina Best Sales Nm Coupling Complete Set with Rubber Spider Nm50  nm couplimg
editor by CX 2023-10-03