Ever-power NM Coupling Co., LtdSoluzioni di accoppiamento flessibile NM
Email di vendita[email protected]

Descrizione del prodotto

Descrizione del prodotto

High Quality Supplier NM pump coupling water pump couplings

1.Construction:
1) Il tipo NM è prodotto con precisione mediante una gomma sintetica appositamente progettata con 2 corpi simili in ghisa
2) Progettato non solo per la trasmissione di potenza ma anche per la protezione della gomma flessibile
3) Realizzati in gomma, i nuclei in acciaio sono inseriti nei denti per garantire un'eccellente durata e prestazioni dell'accoppiamento.

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)Utilizzo economico e pratico
2) Funzionamento silenzioso e fluido
3) Installazione e manutenzione semplici
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

Parametri del prodotto

Imballaggio e spedizione

Packaging:
Chain+Plastic Bag+ Carton+Wooden case ( If you have other requirements, we can customized according to customer requirements packaging.)

Shipping :
1.Most of the standard ones are in stock which we can send in 3-10 days after inspection and package.
2. Customized products delivery time should be determined according to the number.

Profilo Aziendale

About Mighty Machinery

ZheJiang Mighty Machinery Co., Ltd., specializes in manufacturing Mechanical Power Transmission Products. After over 13 years hard work, MIGHTY have already get the certificate of ISO9001:2000 and become a holding company for 3 manufacturing factories. 

 

MIGHTY advantage

1, Abundant experience  in the mechanical processing industries.

2,Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and  production in time.

3,Now have 5 technical staff, we have strong capacity for design and process design, and more than 70 worker now work in our FTY and  double shift eveyday.

4,Strick quality control are apply in the whole prodution. we have incoming inspection,process inspection and final production inspection which can ensure the perfect of the goods quality.
 

5,Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export.

FAQ

Q1: Are you trading company or manufacturer ?

A: We are factory. 

 

Q2:Do you provide samples ? is it free or extra ?

A: : Yes, we could offer the sample but not for free.Actually we have a very good price principle, when you make the bulk order then cost of sample will be return to you.

 

Q3: How long is your delivery time?

A: Generally it is 10-15 days if the goods are in stock. or it is 7-25 days if the goods are not in stock, it is according to quantity.

 

Q4:How long is your warranty?

A: Our Warranty is 12 month.

 

Q5 :Do you have inspection procedures for coupling ?

A:100% self-inspection before packing

 

Q6. What’s your payment?

A:1) 100% T/T. 2) 30% in advance, others before shipment. 3) L/C Q7:Can I have a visit to your factory before the order? A: Sure,welcome to visit our factory.

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Standard o non standard: Standard
Struttura: Jaw / Spider
Materiale: Ghisa
Tipo: Flessibile
Garanzia: 1 Year
Product Name: Nm Flexible Couplings
Esempi:
US$ 25.6/Piece
1 pezzo (ordine minimo)

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China manufacturer High Quality Supplier Nm Pump Coupling Water Pump Couplings  nm couplimg

accoppiamento nm

Esistono particolari precauzioni di sicurezza da adottare quando si utilizzano giunti flessibili in macchinari rotanti?

Sì, è importante tenere a mente diverse considerazioni di sicurezza quando si utilizzano giunti flessibili in macchinari rotanti. Sebbene i giunti flessibili offrano numerosi vantaggi in termini di compensazione del disallineamento, isolamento dalle vibrazioni e assorbimento degli urti, un uso o una manutenzione impropri possono comportare rischi per la sicurezza. Ecco alcune importanti considerazioni di sicurezza:

  • Installazione corretta: Assicurarsi che il giunto flessibile sia installato correttamente e in modo sicuro, seguendo le istruzioni del produttore. Un'installazione non corretta può causare guasti al giunto, disconnessioni impreviste o l'espulsione di componenti, con conseguenti danni alle apparecchiature o lesioni al personale.
  • Allineamento: Il corretto allineamento degli alberi è essenziale per il funzionamento affidabile e sicuro dei giunti flessibili. Alberi disallineati possono causare sollecitazioni eccessive sul giunto e sui componenti collegati, con conseguente usura precoce e possibili guasti. Verificare e mantenere regolarmente il corretto allineamento degli alberi per prevenire rischi per la sicurezza.
  • Condizioni operative: Nella scelta di un giunto flessibile, è importante considerare le condizioni ambientali e operative del macchinario. Alcuni giunti sono progettati per specifici intervalli di temperatura, ambienti pericolosi o atmosfere corrosive. L'utilizzo di un giunto non idoneo alle condizioni operative può compromettere la sicurezza e le prestazioni.
  • Limiti di coppia e velocità: Utilizzare sempre il giunto flessibile entro i limiti di coppia e velocità specificati. Il superamento di tali limiti può causare la rottura del giunto, con conseguenti tempi di inattività imprevisti, danni alle apparecchiature e potenziali rischi per la sicurezza.
  • Manutenzione: Ispezionare e sottoporre a regolare manutenzione il giunto flessibile per garantirne il funzionamento sicuro nel tempo. Verificare la presenza di segni di usura, danni o corrosione e sostituire tempestivamente i componenti usurati o danneggiati con ricambi originali del produttore.
  • Meccanismo di arresto di emergenza: Nelle applicazioni in cui la sicurezza è fondamentale, è opportuno valutare l'implementazione di un meccanismo di arresto di emergenza per arrestare rapidamente il funzionamento dei macchinari in caso di guasto del giunto o altre emergenze.
  • Dispositivi di protezione individuale (DPI): Quando si lavora con macchinari rotanti o durante interventi di manutenzione che coinvolgono giunti, il personale deve indossare dispositivi di protezione individuale (DPI) adeguati, come guanti, occhiali protettivi e indumenti in grado di resistere al rischio di impigliamento.
  • Formazione e sensibilizzazione: Assicurarsi che il personale che lavora con i macchinari comprenda i potenziali pericoli associati ai giunti flessibili e riceva una formazione adeguata sulle procedure di manipolazione, installazione e manutenzione sicure.

Attenendosi a queste considerazioni di sicurezza, gli operatori e il personale di manutenzione possono mitigare i potenziali rischi e garantire il funzionamento sicuro e affidabile dei macchinari rotanti con giunti flessibili. Inoltre, è essenziale rispettare le norme e i regolamenti di sicurezza pertinenti specifici per il settore e l'applicazione al fine di garantire un ambiente di lavoro sicuro.

accoppiamento nm

Can flexible couplings be used in corrosive or harsh environments?

Yes, flexible couplings can be designed and selected to be used in corrosive or harsh environments. The choice of materials and coatings plays a crucial role in ensuring the coupling’s durability and performance under challenging conditions.

Corrosion-Resistant Materials:

In corrosive environments, it is essential to use materials that can withstand chemical attacks and oxidation. Stainless steel, specifically grades like 316 or 17-4 PH, is commonly chosen for flexible couplings in such situations. Stainless steel offers excellent corrosion resistance, making it suitable for applications where the coupling may come into contact with corrosive substances or moisture.

Special Coatings:

For certain harsh environments, coupling manufacturers may apply special coatings to enhance the coupling’s corrosion resistance. Examples of coatings include zinc plating, nickel plating, or epoxy coatings. These coatings provide an additional layer of protection against corrosive agents and help extend the coupling’s lifespan.

Sealed Designs:

In environments where the coupling is exposed to contaminants like dust, dirt, or moisture, sealed designs are preferred. Sealed flexible couplings prevent these substances from entering the coupling’s internal components, thus reducing the risk of corrosion and wear. The sealed design also helps to maintain the coupling’s performance over time in challenging conditions.

High-Temperature Applications:

For harsh environments with high temperatures, flexible couplings made from high-temperature resistant materials, such as certain heat-resistant stainless steels or superalloys, can be used. These materials retain their mechanical properties and corrosion resistance even at elevated temperatures.

Chemical Resistance:

For applications where the coupling might encounter chemicals or solvents, it is essential to select a coupling material that is chemically resistant. This prevents degradation and ensures the coupling’s integrity in such environments.

Specialized Designs:

In some cases, where the environment is exceptionally harsh or unique, custom-designed flexible couplings may be necessary. Engineering a coupling to meet the specific demands of the environment ensures optimal performance and reliability.

Consultation with Manufacturers:

When considering flexible couplings for corrosive or harsh environments, it is advisable to consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommend suitable materials, coatings, and designs based on the specific operating conditions.

Riepilogo:

Flexible couplings can indeed be used in corrosive or harsh environments, provided the appropriate materials, coatings, and designs are chosen. Stainless steel, sealed designs, and special coatings are some of the solutions that enhance the coupling’s corrosion resistance and performance. It is essential to consider the specific environment and application requirements when selecting a flexible coupling to ensure optimal functionality and durability in challenging conditions.

accoppiamento nm

What is a flexible coupling and how does it work?

A flexible coupling is a mechanical device used to connect two shafts while allowing for relative movement between them. It is designed to transmit torque from one shaft to another while compensating for misalignment, vibration, and shock. Flexible couplings are essential components in various rotating machinery and systems, as they help protect the connected equipment and enhance overall performance.

Types of Flexible Couplings:

There are several types of flexible couplings, each with its unique design and characteristics. Some common types include:

  • Jaw Couplings: Jaw couplings feature elastomer spiders that fit between two hubs. They can accommodate angular and parallel misalignment while dampening vibrations.
  • Disc Couplings: Disc couplings use thin metallic discs to connect the shafts. They are highly flexible and provide excellent misalignment compensation.
  • Gear Couplings: Gear couplings use gear teeth to transmit torque. They offer high torque capacity and can handle moderate misalignment.
  • Beam Couplings: Beam couplings use a single piece of flexible material, such as a metal beam, to transmit torque while compensating for misalignment.
  • Bellows Couplings: Bellows couplings use a bellows-like structure to allow for axial, angular, and parallel misalignment compensation.
  • Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot to allow for misalignment compensation.

How a Flexible Coupling Works:

The operation of a flexible coupling depends on its specific design, but the general principles are similar. Let’s take the example of a jaw coupling to explain how a flexible coupling works:

  1. Two shafts are connected to the coupling hubs on either side, with an elastomer spider placed between them.
  2. When torque is applied to one shaft, it causes the spider to compress and deform slightly, transmitting the torque to the other shaft.
  3. In case of misalignment between the shafts, the elastomer spider flexes and compensates for the misalignment, ensuring smooth torque transmission without imposing excessive loads on the shafts or connected equipment.
  4. The elastomer spider also acts as a damping element, absorbing vibrations and shocks during operation, which reduces wear on the equipment and enhances system stability.

Overall, the flexibility and ability to compensate for misalignment are the key features that allow a flexible coupling to function effectively. The choice of a specific flexible coupling type depends on the application’s requirements, such as torque capacity, misalignment compensation, and environmental conditions.

China manufacturer High Quality Supplier Nm Pump Coupling Water Pump Couplings  nm couplimgChina manufacturer High Quality Supplier Nm Pump Coupling Water Pump Couplings  nm couplimg
editor by CX 2024-04-16