Ever-power NM Coupling Co., LtdNM Flexible Coupling Solutions
Электронное письмо для продаж[email protected]

Описание продукта

Функции
We are the leading NM Coupling Spider manufacturer, and are specializing in various high quality NM coupling.

1. Material: Cast iron, Rubber.
2. OEM and ODM are available
3. High efficient in transmission
4. Finishing: Painted.
5. High quality with competitive price
6. Different models suitable for your different demands
7. Stock for different bore size on both sides available.
8. Application in wide range of environment.
9. Quick and easy mounting and disassembly.
10. Resistant to oil and electrical insulation.
11. Identical clockwise and anticlockwise rotational characteristics.
12. Small dimension, low weight, high transmitted torque.
13. It has good performance on compensating the misalignment.
14.Coupling Type :NM50,NM67, NM82, NM97, NM12, NM128, NM148,NM168, NM194, NM214

Приложения
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.
Availability
Standard coupling
OEM coupling
High Performance
Strong Ultimate tensile strength
Perfect surface treatment
Durable,Flexible
High Quality
Corrosion resistance
Durable, Robust and Reliable
Bad condition resistance
Lower weight–high speed
Упаковка
Plastic bag+ Neutral Box+ Plywood CaseOur Advantages
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.

Size avalible from: 50,67,82,97,112,128,148,168,194,214,240,265.                                                                                 

NM coupling characteristics:Quiet and smooth operation.Easy installation and maintenance free. Available to machine with high torque and intermittent operation.

Packing&Shipping
Упаковка  Стандартная подходящая упаковка / Паллет или контейнер.
 Внутри полиэтиленовый пакет, снаружи – экспортная картонная коробка, также возможна блистерная упаковка и упаковка на ленте и катушке.
 Если у клиентов есть особые требования к упаковке, мы с удовольствием их учтем.
Перевозки

 10-20working days ofter payment receipt comfirmed (based on actual quantity).
 Packing standard export packing or according to customers demand.   

 Professional goods shipping forward.

About MIGHTY
ZheJiang Mighty Machinery Co., Ltd. specializes in manufacturing Mechanical Power Transmission Products.We Mighty is the division/branch of SCMC Group, which is a wholly state-owned company, established in 1980.
About Mighty:
-3 manufacturing factories, we have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and production in time.
-Strick quality control are apply in the whole production. 
we have incoming inspection,process inspection and final production inspection which can ensure the perfect of the goods quality.
-14 years of machining experience. Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export. MIGHTY’s products are mainly exported to Europe, America and the Middle East market. With the top-ranking management, professional technical support and abundant export experience, MIGHTY has established lasting and stable business partnership with many world famous companies and has got good reputation from CHINAMFG customers in international sales.

Часто задаваемые вопросы
В: Вы торговая компания или производитель?

A: We are factory.

В: Сколько времени занимает доставка?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment=1000USD, 30% T/T in advance ,balance before shippment.

We warmly welcome friends from domestic and abroad come to us for business negotiation and cooperation for mutual benefit. To supply customers excellent quality products with good price and punctual delivery time is our responsibility.

Стандартный или нестандартный: Стандарт
Отверстие для вала: 19-32
Крутящий момент: >80N.M
Диаметр отверстия: 19mm
Скорость: 4000r/M
Структура: Гибкий
Образцы:
US$ 0/Piece
1 штука (минимальный заказ)

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China Standard Nm Series Flexible Spider Coupling Nm148 Nm198 High Precision Rubber Jaw Coupling  nm couplimg

нм связь

What industries commonly use flexible couplings for power transmission?

Flexible couplings are widely used in various industries for power transmission and motion control applications. Their ability to accommodate misalignment, dampen vibrations, and protect equipment from shock loads makes them valuable components in many industrial processes. Here are some of the industries that commonly utilize flexible couplings:

  • Manufacturing: Flexible couplings are extensively used in manufacturing industries such as automotive, aerospace, electronics, and consumer goods production. They play a critical role in transmitting power between motors and various machinery, including conveyor systems, robots, and assembly lines.
  • Oil and Gas: In the oil and gas industry, flexible couplings are used in pumps, compressors, turbines, and generators. They help transfer power in offshore platforms, refineries, pipelines, and drilling operations while compensating for the dynamic nature of these applications.
  • Power Generation: Power plants, both conventional and renewable, rely on flexible couplings to transmit power from turbines and generators to electrical generators. They are used in coal-fired, natural gas, nuclear, hydroelectric, and wind power plants.
  • Mining: In mining operations, flexible couplings are employed in various equipment, including conveyor systems, crushers, and large industrial pumps. They are designed to withstand the heavy loads and harsh conditions commonly found in mining environments.
  • Marine: Flexible couplings are essential in marine propulsion systems, connecting engines to propellers or water jets. They also find use in shipboard machinery, auxiliary systems, and offshore applications.
  • Pulp and Paper: The pulp and paper industry relies on flexible couplings in machinery used for wood processing, pulp production, papermaking, and printing processes.
  • Chemical and Petrochemical: In chemical plants and petrochemical refineries, flexible couplings are utilized in pumps, mixers, agitators, and other rotating equipment to ensure efficient power transmission and protect sensitive machinery.
  • Construction: The construction industry employs flexible couplings in various equipment, such as concrete pumps, cranes, excavators, and drilling machines.
  • Water and Wastewater: Flexible couplings are used in water treatment plants, wastewater facilities, and irrigation systems to transfer power between motors and pumps.
  • Agriculture: In agricultural machinery, flexible couplings are utilized in tractors, harvesters, and irrigation systems, enabling efficient power transmission and operation.

The versatility and adaptability of flexible couplings make them indispensable components in a wide range of industries, contributing to increased equipment reliability, reduced downtime, and improved overall system performance.

нм связь

Can flexible couplings be used for both motor-to-shaft and shaft-to-shaft connections?

Yes, flexible couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various applications. The versatility of flexible couplings allows them to adapt to different types of connections and meet the specific requirements of the system.

Motor-to-Shaft Connections:

When connecting a motor to a shaft, a flexible coupling serves as an intermediary component that joins the motor shaft and the driven shaft. Flexible couplings are commonly used in motor-driven systems to accommodate misalignment between the motor and the driven load. In motor applications, flexible couplings help reduce stress and wear on the motor bearings, thus extending the motor’s life and enhancing overall system reliability. They also act as vibration dampeners, minimizing vibrations transmitted from the motor to the driven shaft, and subsequently to connected equipment, ensuring smoother operation.

Shaft-to-Shaft Connections:

In many mechanical systems, such as those in the manufacturing, automation, and power transmission industries, shaft-to-shaft connections are required. A flexible coupling can bridge the gap between two shafts and transmit torque while accommodating misalignment. This type of coupling is commonly used to connect shafts that are not perfectly aligned due to factors like manufacturing tolerances, thermal expansion, or foundation settling. By allowing for misalignment, the flexible coupling protects the connected components from excessive stresses and ensures efficient power transmission.

Versatility and Advantages:

The ability of flexible couplings to handle both motor-to-shaft and shaft-to-shaft connections makes them versatile solutions for a wide range of industrial applications. Some of the advantages of using flexible couplings in these connections include:

  • Minimizing stress and wear on connected components, such as bearings and seals.
  • Compensating for misalignment, ensuring smooth power transmission.
  • Damping vibrations and shock loads, reducing the risk of mechanical failures.
  • Protecting equipment from excessive forces, enhancing system reliability.
  • Simplifying installation and alignment procedures, reducing downtime.
  • Improving overall system performance and operational efficiency.

Приложения:

Flexible couplings find applications in a wide range of industries, including manufacturing, material handling, automotive, aerospace, robotics, and more. Whether connecting a motor to a shaft or joining two shafts directly, flexible couplings play a crucial role in enhancing the reliability and efficiency of rotating machinery and mechanical systems.

In conclusion, flexible couplings can effectively serve as connectors for both motor-to-shaft and shaft-to-shaft connections, providing essential misalignment compensation and protection for connected equipment in various industrial applications.

нм связь

Что такое гибкая муфта и как она работает?

Гибкая муфта — это механическое устройство, используемое для соединения двух валов с возможностью их относительного перемещения. Она предназначена для передачи крутящего момента от одного вала к другому, компенсируя при этом несоосность, вибрацию и удары. Гибкие муфты являются важными компонентами в различных вращающихся механизмах и системах, поскольку они помогают защитить подключенное оборудование и повысить общую производительность.

Виды гибких муфт:

Существует несколько типов гибких муфт, каждая из которых имеет свою уникальную конструкцию и характеристики. К наиболее распространенным типам относятся:

  • Супружинные муфты: Кулачковые муфты оснащены эластомерными втулками, которые устанавливаются между двумя ступицами. Они способны компенсировать угловое и параллельное смещение, одновременно гася вибрации.
  • Дисковые муфты: Дисковые муфты используют тонкие металлические диски для соединения валов. Они обладают высокой гибкостью и обеспечивают превосходную компенсацию несоосности.
  • Зубчатые муфты: В зубчатых муфтах для передачи крутящего момента используются зубья шестерен. Они обладают высокой крутящей способностью и способны выдерживать умеренные перекосы.
  • Соединение пучков: В муфтах для балок используется цельный кусок гибкого материала, например, металлическая балка, для передачи крутящего момента с компенсацией несоосности.
  • Сильфонные муфты: В муфтах с сильфонным соединением используется конструкция, подобная сильфону, позволяющая компенсировать осевое, угловое и параллельное смещение.
  • Олдхэмские пары: В муфтах Олдхэма используются три диска, средний из которых имеет перпендикулярный паз для компенсации несоосности.

Как работает гибкая муфта:

Принцип работы гибкой муфты зависит от её конкретной конструкции, но общие принципы схожи. Рассмотрим пример кулачковой муфты, чтобы объяснить, как работает гибкая муфта:

  1. К муфтовым ступицам с обеих сторон подсоединены два вала, между которыми расположен эластомерный соединительный элемент.
  2. При приложении крутящего момента к одному валу происходит его сжатие и незначительная деформация крестовины, передающая крутящий момент на другой вал.
  3. В случае смещения валов эластомерная опора изгибается и компенсирует это смещение, обеспечивая плавную передачу крутящего момента без чрезмерных нагрузок на валы или подключенное оборудование.
  4. Эластомерный кулачок также выполняет функцию демпфирующего элемента, поглощая вибрации и удары во время работы, что снижает износ оборудования и повышает стабильность системы.

В целом, гибкость и способность компенсировать несоосность являются ключевыми характеристиками, позволяющими гибкой муфте эффективно функционировать. Выбор конкретного типа гибкой муфты зависит от требований конкретного применения, таких как крутящий момент, компенсация несоосности и условия окружающей среды.

China Standard Nm Series Flexible Spider Coupling Nm148 Nm198 High Precision Rubber Jaw Coupling  nm couplimgChina Standard Nm Series Flexible Spider Coupling Nm148 Nm198 High Precision Rubber Jaw Coupling  nm couplimg
editor by CX 2023-12-14