Descrizione del prodotto
Raccordi Nor-Mex in ghisa sferoidale, misure 50/67/82/97/112/128/148/168/194/214/240/265/295/330/370/415/480/575
Descrizione del prodotto
Il giunto flessibile per alberi NM è costituito da un perno cilindrico realizzato in materiali non metallici, posizionato tra le due metà del giunto e la superficie interna dell'anello esterno, e da un dispositivo che trasferisce la coppia attraverso il perno cilindrico per realizzare il collegamento tra le due metà del giunto.
Giunto flessibile per albero NM tra il cursore realizzato in tessuto di bachelite o poliuretano, adatto per alta velocità, coppia elevata, senza impatti bruschi tra i 2 collegamenti. La coppia massima ammissibile è di 850 N m e il diametro massimo dell'albero è di 50 mm.
Parametro
| Nome della parte della trasmissione | raccordo della pompa dell'acqua |
| Serie di raccordi Normex | NM 50, NM 67, NM 82, NM 97, NM 112, NM 128, NM 148, NM 168, NM 194, NM 214, NM 240, NM 265, NM 295, NM 330, NM 370, NM 415, NM 480, NM 575. |
| Materiale | ghisa GG25 |
| Tipo di foro | foro pilota, foro finito |
| Finitura superficiale | rivestito di fosfato. |
| Struttura del prodotto |
è composto da 2 artigli in ghisa e un anello interno in gomma naturale |
| Diametro dell'albero adatto | 7mm-75mm |
| Potenza del motore adeguata | entro 60 CV / 45 kW |
Caratteristiche del prodotto:
1. The maximum torque is 125kgm
2. Stable operation and low noise
3. The product is made of cast iron and cast by precision die casting, so it is not easy to cause fracture during operation
Altri accoppiamenti:
OUR COMPANY
ZheJiang Mighty Machinery Co., Ltd. specializes in offering best service and the most competitive price for our customer.
After over 10 years’ hard work, MIGHTY’s business has grown rapidly and become an important partner for oversea clients in the industrial field and become a holding company for 3 manufacturing factories.
MIGHTY’s products have obtained reputation of domestic and oversea customers with taking advantage of technology, managemeNt, quality and very competitive price.
Your satisfaction is the biggest motivation for our work, choose us to get high quality products and best service.
OUR FACTORY
Prodotti principali:
Timing belt pulleys, timing bars, timing belt clamping plates.
Locking elements and shrink discs: could be alternative for Ringfeder, Sati, Chiaravalli, BEA, KBK, Tollok, etc.
V belt pulleys and taper lock bush.
Sprockets, idler, and plate wheels.
Gears and racks: spur gear, helical gear, bevel gear, worm gear, gear rack.
Shaft couplings: miniature coupling, curved tooth coupling, chain coupling, HRC coupling, normex coupling, FCL coupling, GE coupling, rigid and flexible coupling, jaw coupling, disc coupling, multi-beam coupling, universal joint, torque limiter, shaft collars.
Forgiatura, fusione e stampaggio di componenti.
Other customized power transmission products and Machining Parts (OEM).
Applicazione
1. Engineering: machine tools, foundry equipments, conveyors, compressors, painting systems, etc.
2. Pharmaceuticals& Food Processing: pulp mill blowers, conveyor in warehouse, agitators, grain, boiler, bakery machine, labeling machine, robots, etc.
3. Agriculture Industries: cultivator, rice winnower tractor, harvester, rice planter, farm equipment, etc.
4. Texitile Mills: looms, spinning, wrappers, high-speed auto looms, processing machine, twister, carding machine, ruler calendar machine, high speed winder, etc.
5. Printing Machinery: newspaper press, rotary machine, screen printer machine, linotype machine offset printer, etc.
6. Paper Industries: chipper roll grinder, cut off saw, edgers, flotation cell and chips saws, etc.
7. Building Construction Machinery: buffers, elevator floor polisher mixing machine, vibrator, hoists, crusher, etc.
8. Office Equipments: typewriter, plotters, camera, money drive, money sorting machine, data storage equipment, etc.
9. Glass and Plastic Industries: conveyor, carton sealers, grinders, creeper paper manufacturing machine, lintec backing, etc.
10. Home Appliances: vacuum cleaner, laundry machine, icecream machine, sewing machine, kitchen equipments, etc.
FAQ
D: Siete una società commerciale o un produttore?
A: We are factory.
D: Quali sono i tempi di consegna?
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: Sì, possiamo offrire il campione gratuitamente, ma le spese di spedizione sono a carico del cliente.
D: Quali sono le vostre condizioni di pagamento?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
Se avete ulteriori domande, non esitate a contattarci utilizzando i recapiti riportati di seguito:
Contacts
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.
UNny question or inquiry, pls contact us without hesitate, we assure any of your inquiry will get our prompt attention and reply!
Tina Shaw
| Standard o non standard: | Standard |
|---|---|
| Foro dell'albero: | 50-218 mm |
| Coppia: | 2.7-300 N.M |
| Diametro del foro: | 7-95 mm |
| Velocità: | 3000-12500 Rpm |
| Struttura: | Jaw / Spider |
| Esempi: |
US$ 0.1/Piece
1 pezzo (ordine minimo) | |
|---|
| Personalizzazione: |
Disponibile
| Richiesta personalizzata |
|---|
Are there any safety considerations when using flexible couplings in rotating machinery?
Yes, there are several safety considerations to keep in mind when using flexible couplings in rotating machinery. While flexible couplings offer numerous benefits in terms of misalignment compensation, vibration isolation, and shock absorption, improper use or maintenance can lead to safety hazards. Here are some important safety considerations:
- Proper Installation: Ensure that the flexible coupling is installed correctly and securely following the manufacturer’s guidelines. Improper installation can lead to coupling failure, unexpected disconnection, or ejection of coupling components, which may result in equipment damage or injury to personnel.
- Alignment: Proper shaft alignment is essential for the reliable and safe operation of flexible couplings. Misaligned shafts can cause excessive stress on the coupling and connected components, leading to premature wear and possible failure. Regularly check and maintain proper shaft alignment to prevent safety risks.
- Operating Conditions: Consider the environmental and operating conditions of the machinery when selecting a flexible coupling. Some couplings are designed for specific temperature ranges, hazardous environments, or corrosive atmospheres. Using a coupling that is not suitable for the operating conditions can compromise safety and performance.
- Torque and Speed Limits: Always operate the flexible coupling within its specified torque and speed limits. Exceeding these limits can cause coupling failure, leading to unexpected downtime, equipment damage, and potential safety hazards.
- Maintenance: Regularly inspect and maintain the flexible coupling to ensure its continued safe operation. Check for signs of wear, damage, or corrosion, and promptly replace any worn or damaged components with genuine parts from the manufacturer.
- Emergency Stop Mechanism: In applications where safety is critical, consider implementing an emergency stop mechanism to quickly halt machinery operation in case of coupling failure or other emergencies.
- Personal Protective Equipment (PPE): When working with rotating machinery or during maintenance tasks involving couplings, personnel should wear appropriate PPE, such as gloves, eye protection, and clothing that can resist entanglement hazards.
- Training and Awareness: Ensure that personnel working with the machinery understand the potential hazards associated with flexible couplings and receive proper training on safe handling, installation, and maintenance procedures.
By adhering to these safety considerations, operators and maintenance personnel can mitigate potential risks and ensure the safe and reliable operation of rotating machinery with flexible couplings. Additionally, it is essential to comply with relevant safety standards and regulations specific to the industry and application to ensure a safe working environment.
What are the differences between elastomeric and metallic flexible coupling designs?
Elastomeric and metallic flexible couplings are two distinct designs used to transmit torque and accommodate misalignment in mechanical systems. Each type offers unique characteristics and advantages, making them suitable for different applications.
Elastomeric Flexible Couplings:
Elastomeric flexible couplings, also known as flexible or jaw couplings, employ an elastomeric material (rubber or similar) as the flexible element. The elastomer is typically molded between two hubs, and it acts as the connector between the driving and driven shafts. The key differences and characteristics of elastomeric couplings include:
- Compensazione del disallineamento: Elastomeric couplings are designed to handle moderate levels of angular, parallel, and axial misalignment. The elastomeric material flexes to accommodate the misalignment while transmitting torque between the shafts.
- Smorzamento delle vibrazioni: The elastomeric material in these couplings offers excellent vibration dampening properties, reducing the transmission of vibrations from one shaft to another. This feature helps protect connected equipment from excessive vibrations and enhances system reliability.
- Assorbimento del carico d'urto: Elastomeric couplings can absorb and dampen shock loads, protecting the system from sudden impacts or overloads.
- Cost-Effective: Elastomeric couplings are generally more cost-effective compared to metallic couplings, making them a popular choice for various industrial applications.
- Simple Design and Installation: Elastomeric couplings often have a straightforward design, allowing for easy installation and maintenance.
- Lower Torque Capacity: These couplings have a lower torque capacity compared to metallic couplings, making them suitable for applications with moderate torque requirements.
- Common Applications: Elastomeric couplings are commonly used in pumps, compressors, fans, conveyors, and other applications that require moderate torque transmission and misalignment compensation.
Metallic Flexible Couplings:
Metallic flexible couplings use metal components (such as steel, stainless steel, or aluminum) to connect the driving and driven shafts. The metallic designs can vary significantly depending on the type of metallic coupling, but some general characteristics include:
- High Torque Capacity: Metallic couplings have higher torque transmission capabilities compared to elastomeric couplings. They are well-suited for applications requiring high torque handling.
- Compensazione del disallineamento: Depending on the design, some metallic couplings can accommodate minimal misalignment, but they are generally not as flexible as elastomeric couplings in this regard.
- Stiffer Construction: Metallic couplings are generally stiffer than elastomeric couplings, offering less vibration dampening but higher torsional stiffness.
- Compact Design: Metallic couplings can have a more compact design, making them suitable for applications with limited space.
- Higher Precision: Metallic couplings often offer higher precision and concentricity, resulting in better shaft alignment.
- Higher Cost: Metallic couplings are typically more expensive than elastomeric couplings due to their construction and higher torque capacity.
- Common Applications: Metallic couplings are commonly used in high-speed machinery, precision equipment, robotics, and applications with high torque requirements.
Summary:
In summary, the main differences between elastomeric and metallic flexible coupling designs lie in their flexibility, torque capacity, vibration dampening, cost, and applications. Elastomeric couplings are suitable for applications with moderate torque, misalignment compensation, and vibration dampening requirements. On the other hand, metallic couplings are chosen for applications with higher torque and precision requirements, where flexibility and vibration dampening are less critical.
Quali materiali vengono comunemente utilizzati nella produzione di giunti flessibili?
I giunti flessibili sono realizzati con una varietà di materiali, ognuno dei quali offre proprietà e caratteristiche diverse, adatte ad applicazioni specifiche. La scelta del materiale dipende da fattori quali i requisiti dell'applicazione, le condizioni ambientali, la capacità di coppia e la flessibilità desiderata. Ecco alcuni dei materiali comunemente utilizzati nella produzione di giunti flessibili:
- Acciaio: L'acciaio è un materiale ampiamente utilizzato nei giunti flessibili grazie alla sua resistenza, durata ed eccellenti capacità di trasmissione della coppia. I giunti in acciaio sono adatti per applicazioni industriali gravose con elevati requisiti di coppia e condizioni operative difficili.
- Acciaio inossidabile: L'acciaio inossidabile viene spesso utilizzato per la produzione di giunti flessibili in ambienti con elevato potenziale di corrosione. I giunti in acciaio inossidabile offrono un'eccellente resistenza alla ruggine e ad altri agenti corrosivi, il che li rende ideali per applicazioni in ambito navale, nell'industria alimentare e chimica.
- Alluminio: I giunti in alluminio sono leggeri, hanno una bassa inerzia e offrono un eccellente bilanciamento. Sono comunemente utilizzati in applicazioni in cui la riduzione del peso è fondamentale, come nel settore aerospaziale e nella robotica.
- Ottone: I raccordi in ottone sono noti per la loro conduttività elettrica e vengono utilizzati in applicazioni in cui è richiesta la messa a terra o l'isolamento elettrico, come ad esempio in alcuni macchinari industriali o apparecchiature elettroniche.
- Ghisa: I giunti in ghisa offrono buona resistenza e durata e sono spesso utilizzati in applicazioni industriali dove è necessaria resistenza a carichi d'urto e vibrazioni.
- Plastica/Polimero: Alcuni giunti flessibili utilizzano polimeri o materie plastiche ad alte prestazioni, come il poliuretano o il nylon. Questi materiali offrono buona flessibilità, basso attrito e resistenza agli agenti chimici. I giunti in plastica sono adatti per applicazioni in cui la resistenza alla corrosione e la leggerezza sono essenziali.
- Elastomeri: Gli elastomeri sono utilizzati come elementi flessibili in molti giunti flessibili. Materiali come la gomma naturale, il neoprene o il poliuretano sono comunemente impiegati come elementi di accoppiamento in elastomero, fornendo flessibilità e proprietà di smorzamento delle vibrazioni.
La scelta del materiale di accoppiamento dipende dalle esigenze specifiche dell'applicazione. Ad esempio, applicazioni ad alte prestazioni e per impieghi gravosi possono richiedere accoppiamenti in acciaio o acciaio inossidabile per la loro robustezza, mentre applicazioni in cui la riduzione del peso è fondamentale possono trarre vantaggio da accoppiamenti in alluminio o polimeri. Inoltre, la scelta del materiale è influenzata da fattori quali l'intervallo di temperatura, l'esposizione a sostanze chimiche e i requisiti elettrici nell'ambiente operativo dell'applicazione.
I produttori in genere forniscono le specifiche dei materiali per i loro giunti, aiutando gli utenti a prendere decisioni informate in base alle esigenze specifiche delle loro applicazioni.
editor by CX 2023-10-19
