제품 설명
Type NM Rubber Coupling Made with Black CSM + SBR Rubber (3A2006)
| Material: | NBR, CSM/SBR | Color: | Black |
| Tensile Strength: | 12Mpa | Hardness: | 80shore A |
| Elongation: | 350% | Density: | 1.25g/cm3 |
| Size: | NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265 |
NM50-265 coupling , rubber coupling , polyurethane coupling for pumps, fans, compressors, vehicles, transporting equipme
NM coupling
NM type is precisely produced by a special designed synthetic rubber with 2 similar bodies of cast iron
Cast iron flanges:
Designed not only for the power transmission but also for protection of flexible rubber
Flexible rubber:Applications for pumps, fans, compressors, vehicles, transporting equipments, constructors, cement mixers, tractors, transmission machines, metal working machines, rollers and all other transmissions
Made of rubber and steel cores are inserted in the teeth so as to provide excellent durability and performance of coupling
Features:
Economical and practical using
Quiet and smooth operation
Easy installation and maintenance
Available to machines with high torque and intermittent operation
Characteristics of the synthetic rubber: proper elasticity and resistance to damping, oil, acids and alkalie
Specifications:
1: with CE certificate
2: full detection of quality before delivery
3: OEM is welcomed
4: rich experience in precision casting
material: CSM/SBR, NBR
color: black.
surface: smooth
tensile strength: 12Mpa
hardness: 80Shore A
elongation: 400%
density: 1.25g/cm3
elasticity impact: >25%
tear strength: 35KN/m
working temperature: 100oC
standard size:
NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265
Physical character: made by injection with high quality polyester or mould CSM/SBR. It is designing and special for all kinds of metal shaft coupling with very good performance of high tensile strength, high wear resistant, high elastic resilience, water resistant, oil resistant and excellent fatigue resilience, high impact resistant etc. We have full sets moulds and supply full range of GR, GS, MT, Hb, HRC, L, NM and Gear J series couplings with high quality and excellent experience. Apply to all kinds of industrial metal shaft coupling.
Specifications:
material: polyester, CSM/SBR
color: yellow, red, purple, green, black etc.
surface: smooth
tensile strength: 12-55Mpa
hardness: 80-98Shore A
elongation: 400%-650%
density: 1.25g/cm3
elasticity impact: >25%
tear strength: 35-155KN/m
CHINAMFG abrasion loss: <0.05cm3/1.61km
compression set (22h*70oC): <10%
working temperature: 120oC
standard size for polyurethane coupling:
GR14, GR19, GR24, GR28, GR38, GR42, GR48, GR55, GR65, GR75, GR90, GR100, GR110, GR125, GR140, GR160, GR180
MT1, MT2, MT3, MT4, MT5, MT6, MT7, MT8, MT9, MT10, MT11, MT12, MT13
HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280
L35, L50, L70, L75, L90/95, L99/100, L110, L150, L190, L225, L276
FALK-R 10R, 20R, 30R, 40R, 50R, 60R, 70R, 80R
standard size for rubber coupling:
Hb80, Hb95, Hb110, Hb125, Hb140, Hb160, Hb180, Hb200, Hb240, Hb280, Hb315
HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280
L35, L50, L70, L75, L90/95, L99/100, L110, L150, L190, L225
NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265
Gear 3J, 4J, 5J, 6J, 7J, 8J, 9J, 10J, 11J
special size build molding according to the buyer’s drawings
***when you enquiry, pls confirm product’s number and quantity***
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| Standard: | DIN, ANSI, GB |
|---|---|
| Material: | Csm+SBR |
| Connection: | Flange |
| Surface Treatment: | Nothing |
| Head Type: | Round |
| Type: | Nm Type |
| 샘플: |
US$ 10/Piece
1개 (최소 주문 수량) | |
|---|
| 맞춤 설정: |
사용 가능
| 맞춤형 요청 |
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Can flexible couplings accommodate high torque and high-speed applications?
Yes, flexible couplings can accommodate both high torque and high-speed applications, but the suitability depends on the specific design and material of the flexible coupling. Different types of flexible couplings have varying torque and speed capacities, and it’s crucial to select the right type of coupling based on the application requirements.
High Torque Applications:
Some flexible couplings, such as gear couplings and disc couplings, are designed to handle high torque levels. Gear couplings consist of toothed hubs that mesh with each other, providing a robust and efficient torque transmission. They are commonly used in heavy-duty industrial applications, such as steel mills, mining equipment, and power generation plants, where high torque loads are prevalent.
Disc couplings are also suitable for high torque applications. They use a series of flexible metal discs that can handle significant torque while compensating for misalignment. Disc couplings are often used in high-speed machinery and critical applications where precise torque transmission is essential.
High-Speed Applications:
Flexible couplings can also be used in high-speed applications. For instance, certain disc couplings, elastomeric couplings, and grid couplings are capable of handling high rotational speeds. These couplings have low inertia, which means they can respond quickly to changes in speed and provide efficient power transmission at high RPMs.
Elastomeric couplings, such as jaw couplings and tire couplings, are commonly used in various industrial applications, including pumps, compressors, and fans, where both torque and speed requirements are high. They offer good flexibility and damping properties, making them suitable for applications with high-speed variations and vibrations.
Considerations:
When selecting a flexible coupling for high torque and high-speed applications, several factors should be considered:
- The torque and speed ratings provided by the coupling manufacturer should be checked to ensure they meet or exceed the application’s requirements.
- The design and materials of the coupling should be suitable for the specific operating conditions, including temperature, environment, and potential exposure to corrosive substances.
- Proper alignment and installation of the coupling are critical to ensure optimal performance and prevent premature wear.
- In some cases, it may be necessary to use additional components, such as torque limiters or speed reducers, to protect the coupling and the connected equipment from excessive loads or speed fluctuations.
In conclusion, flexible couplings can indeed accommodate high torque and high-speed applications, but the appropriate coupling type and proper selection are essential to ensure reliable and efficient performance in these demanding conditions.
플렉시블 커플링은 연결된 장비의 전반적인 신뢰성에 어떤 영향을 미칠까요?
유연한 커플링은 연결된 장비의 전반적인 신뢰성에 여러 가지 방식으로 상당한 영향을 미칩니다.
- 정렬 불량 보정: 플렉시블 커플링은 연결된 축 사이의 각도 및 평행 정렬 불량을 모두 수용할 수 있습니다. 정렬 불량을 허용함으로써 커플링은 베어링, 씰 및 기타 회전 부품에 가해지는 스트레스와 마모를 줄여줍니다. 이러한 특징은 해당 부품의 조기 고장을 방지하여 신뢰성을 향상시키고 장비 수명을 연장하는 데 기여합니다.
- 진동 감쇠: 플렉시블 커플링은 탄성체 또는 유연한 요소로 인해 고유한 진동 감쇠 특성을 지닙니다. 이러한 요소는 기계 작동 중에 발생하는 진동을 흡수하고 소산시킵니다. 진동 감쇠를 통해 커플링은 연결된 장비를 과도한 진동으로부터 보호하여 피로를 줄이고 기계적 고장을 방지합니다. 이러한 향상된 진동 제어는 시스템의 신뢰성을 높입니다.
- 충격 하중 흡수: 중장비나 고속 장비와 같이 갑작스러운 부하 변동이나 충격 하중이 발생하는 환경에서 플렉시블 커플링은 충격 흡수 장치 역할을 합니다. 충격 에너지를 흡수하고 분산시켜 갑작스러운 하중으로 인한 기계 손상을 방지합니다. 충격 하중 흡수 능력은 연결된 장비의 전반적인 신뢰성을 향상시키는 데 기여합니다.
- 마모 감소: 커플링의 유연성은 회전 장비에 가해지는 스트레스와 마모를 최소화합니다. 미세한 움직임과 정렬 불량을 허용하여 베어링 및 기타 중요 부품에 가해지는 마찰과 스트레스를 줄여줍니다. 이러한 마모 감소는 유지 보수 및 교체 빈도를 낮추어 장비의 전반적인 신뢰성을 향상시킵니다.
- 열팽창 보상: 기계의 온도 변화는 축의 열팽창 또는 수축을 유발할 수 있습니다. 플렉시블 커플링은 이러한 열적 영향을 보상하여 온도 변화에도 불구하고 기계의 정렬 상태를 정확하게 유지하도록 합니다. 이러한 보상은 걸림이나 정렬 불량을 방지하여 안정적인 성능을 보장합니다.
- 과부하 방지: 플렉시블 커플링은 연결된 장비를 과부하 및 비틀림 진동으로부터 보호하는 데 도움을 줍니다. 기계식 퓨즈 역할을 하여 과부하 발생 시 구동계를 차단함으로써 고가의 기계 장비 손상을 방지합니다. 이러한 안전 기능은 전반적인 신뢰성을 향상시키고 치명적인 고장 위험을 줄여줍니다.
- 손쉬운 유지보수 및 정렬: 플렉시블 커플링은 설치 및 정렬이 용이하도록 설계되었습니다. 이러한 특징 덕분에 유지보수 절차가 간소화되어 필요시 커플링을 쉽게 점검하고 교체할 수 있습니다. 커플링이 제대로 정렬되면 장비 성능과 수명이 향상되어 전반적인 신뢰성이 높아집니다.
플렉시블 커플링은 정렬 불량을 보정하고, 진동을 감쇠하며, 충격 하중을 흡수하고, 마모를 줄이는 등 다양한 보호 기능을 제공함으로써 연결된 장비의 신뢰성을 크게 향상시킵니다. 주요 부품의 수명을 연장하고, 가동 중지 시간을 최소화하며, 원활하고 효율적인 작동을 보장하므로 다양한 산업 분야에서 매우 중요한 부품입니다.
Can flexible couplings handle misalignment between shafts?
Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.
Flexible couplings offer the ability to compensate for different types of misalignment, including:
- Angular Misalignment: When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
- Parallel Misalignment: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
- Axial Misalignment: Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.
The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.
It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.
In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.
editor by CX 2024-04-09
