Produktbeskrivelse
Mighty High Performance Nm Series Flexible Spider Coupling Nm168 Nm194 Rubber Jaw Couplings
Funksjoner
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. Bruksområde i et bredt spekter av miljøer.
9. Rask og enkel montering og demontering.
10. Motstandsdyktig mot olje og elektrisk isolasjon.
11. Identiske rotasjonsegenskaper med og mot klokken.
12. Liten dimensjon, lav vekt, høyt overført dreiemoment.
13. Den har god ytelse når det gjelder å kompensere for feiljustering.
14.Coupling Type :NM50,NM67, NM82, NM97, NM12, NM128, NM148,NM168, NM194, NM214
Bruksområder
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
Pakke
Plastic bag+ Neutral Box+ Plywood CaseVåre fordeler
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 | |
| Pakke | Standard suitable package / Pallet or container. Polybag inside export carton outside, blister and Tape and reel package available. If customers have specific requirements for the packaging, we will gladly accommodate |
| Frakt |
10-20working days ofter payment receipt comfirmed (based on actual quantity). 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.
Om Mektig:
-3 produksjonsfabrikker, we have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-Stor kvalitet på innkjøp av diverse materialer 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 års erfaring med maskinering. 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 Europa, Amerika og Midtøsten-markedet. 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 CZPT customers in international sales.
Vanlige spørsmål
Spørsmål: Er du handelsselskap eller produsent?
A: Vi er fabrikk.
Q: Hvor lang er leveringstiden din?
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: Tilbyr dere prøver? Er det gratis eller koster det ekstra?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: Hva er betalingsbetingelsene dine?
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.
| Standard eller ikke-standard: | Standard |
|---|---|
| Akselhull: | 19-32 |
| Dreiemoment: | >80 Nm |
| Boringsdiameter: | 19 mm |
| Fart: | 4000 o/min |
| Type: | Rigid Coupling |
| Prøver: |
US$ 0.1/Piece
1 stk (min. bestilling) | |
|---|
| Tilpasning: |
Tilgjengelig
| Tilpasset forespørsel |
|---|
Hvordan beskytter en fleksibel kobling tilkoblet utstyr mot støtbelastninger og vibrasjoner?
Fleksible koblinger spiller en avgjørende rolle i å beskytte tilkoblet utstyr mot støtbelastninger og vibrasjoner ved å gi demping og isolasjon. Når maskiner eller mekaniske systemer opplever plutselige støtbelastninger eller vibrasjoner, fungerer den fleksible koblingen som en buffer, som absorberer og avleder støtet, og dermed reduserer de overførte kreftene og beskytter utstyret. Slik oppnår fleksible koblinger dette:
- Demping av vibrasjoner: Fleksible koblinger er ofte laget av materialer som har dempende egenskaper. Når vibrasjoner overføres gjennom akslingene, kan materialet i den fleksible koblingen absorbere en del av vibrasjonsenergien og omdanne den til varme. Denne energispredningen bidrar til å redusere amplituden til vibrasjonene og forhindrer at de forplanter seg videre til det tilkoblede utstyret.
- Vibrasjonsisolering: I tillegg til å dempe vibrasjoner, tilbyr fleksible koblinger også en viss grad av vibrasjonsisolering. De er utformet for å frakoble de to akslingene, noe som betyr at vibrasjoner som oppstår på den ene akselen ikke overføres direkte til den andre akselen. Denne isolasjonseffekten forhindrer at vibrasjoner forplanter seg over hele systemet og minimerer påvirkningen på sensitivt utstyr eller komponenter i nærheten.
- Støtdemping: Når det tilkoblede maskineriet opplever plutselige støtbelastninger, for eksempel under oppstart eller brå endringer i belastningen, kan den fleksible koblingen fungere som en støtdemper. Koblingens design gjør at den deformeres litt under støtet, og absorberer og fordeler støtenergien. Dette forhindrer at støtet overføres direkte til det tilkoblede utstyret, noe som reduserer risikoen for skade eller for tidlig slitasje.
- Kompensasjon for feiljustering: Fleksible koblinger er i stand til å kompensere for feiljustering mellom akslene. Feiljustering kan føre til ytterligere belastninger og vibrasjoner i systemet. Ved å tillate en viss grad av vinkelmessig, parallell og aksial feiljustering, reduserer den fleksible koblingen kreftene som overføres til det tilkoblede utstyret og støttestrukturene.
- Reduksjon av resonanseffekter: Resonans er et fenomen som oppstår når den naturlige frekvensen til et system samsvarer med frekvensen til eksterne vibrasjoner, noe som fører til forsterkede vibrasjoner. Fleksible koblinger kan bidra til å unngå resonanseffekter ved å endre systemets naturlige frekvens og gi en viss grad av fleksibilitet som demper resonansresponsen.
Ved å integrere en fleksibel kobling i drivverket eller kraftoverføringssystemet, kan utstyrsprodusenter og operatører forbedre påliteligheten og levetiden til tilkoblede maskiner betydelig. Koblingens evne til å dempe vibrasjoner, isolere støt og kompensere for feiljustering bidrar til en jevnere og mer stabil drift, noe som reduserer vedlikeholdskrav og forbedrer den generelle systemytelsen.
Kort sagt fungerer fleksible koblinger som beskyttende elementer som beskytter tilkoblet utstyr mot støtbelastninger og vibrasjoner. Deres evne til å dempe vibrasjoner, isolere støt og kompensere for feiljustering bidrar til en jevnere og mer pålitelig drift av ulike mekaniske systemer.
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:
- Kompensasjon for feiljustering: 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.
- Vibrasjonsdemping: 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.
- Støtdemping: 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.
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.
editor by CX 2023-09-04
