Produktbeskrivning
Produktbeskrivning
45# Forged Steel Nm Couplings
NM flexibel axelkoppling är en cylindrisk stift tillverkad av icke-metalliska material, som placeras mellan kopplingens två sidor och den yttre ringens inre yta, och en anordning för att överföra vridmomentet genom kolumnstiftet för att realisera anslutningen mellan de två halvkopplingarna.
NM flexibel axelkoppling mellan sliden är tillverkad av bakelitduk eller polyuretan, lämplig för hög hastighet, stort vridmoment, ingen skarp stöt från de två anslutningarna. Det maximala tillåtna vridmomentet är 850 Nm, och den maximala axeldiametern är 50 mm.
The characteristics of the China Manufactory NM Spider Coupling:
1. It is small in size, light in quality, simple in structure, convenient in installation and low in price. It is often used in small power occasions.
2, the transmission torque is large, and in the same torque, most of the rotary diameter is smaller than the tooth coupling, and it can partly replace the tooth coupling.
3, the inertia force is small, it is suitable for 2 axis connection with little torque, high speed and no sharp impact. The transmission torque of nylon slider is small, but it is more suitable for high-speed operation without lubrication.
Produktparametrar
Förpackning och frakt
Packing Details : Plastic bag + paper box+wooden case + wooden pallet
Delivery Details : 30-60 days after we received the payment.
Företagsprofil
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.
Vanliga frågor
F: Är du ett handelsföretag eller en tillverkare?A: We are a manufacturer. We provide professional custom service according to customers’ requirement.
F: Hur lång är din leveranstid?A: It depends on the production processes, the production cycle would be 45-65 days.
Q: Do you provide samples ?A: Yes, we could provide the sample. Products developing fee can be charged. Sample fee can be refunded after products purchased.
F: Vilka är era betalningsvillkor?A: Payment =2000 USD, 30% T/T in advance , balance before shipment.
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| Standard eller icke-standard: | Standard |
|---|---|
| Hastighet: | 4000 varv/min |
| Strukturera: | Flexibel |
| Material: | C45 |
| Typ: | Flexible Coupling |
| Warranty: | 6 Months |
| Prover: |
US$ 29.8/Piece
1 styck (minsta beställning) | |
|---|
| Anpassning: |
Tillgänglig
| Anpassad förfrågan |
|---|
Can flexible couplings be used in both horizontal and vertical shaft arrangements?
Yes, flexible couplings can be used in both horizontal and vertical shaft arrangements. The design of flexible couplings allows them to accommodate misalignment and compensate for angular, parallel, and axial displacements between the shafts, making them suitable for various shaft orientations.
Horizontal Shaft Arrangements:
In horizontal shaft arrangements, where the shafts are parallel to the ground or horizontal plane, flexible couplings are commonly used to connect two rotating shafts. These couplings help transmit torque from one shaft to another while accommodating any misalignment that may occur during operation. Horizontal shaft arrangements are common in applications such as pumps, compressors, conveyors, and industrial machinery.
Vertical Shaft Arrangements:
In vertical shaft arrangements, where the shafts are perpendicular to the ground or vertical plane, flexible couplings are also applicable. Vertical shafts often require couplings that can handle the additional weight and forces resulting from gravity. Flexible couplings designed for vertical applications can support the weight of the rotating equipment while allowing for some axial movement to accommodate thermal expansion or other displacements. Vertical shaft arrangements are commonly found in applications such as pumps, gearboxes, turbines, and some marine propulsion systems.
Considerations for Vertical Shaft Arrangements:
When using flexible couplings in vertical shaft arrangements, there are a few additional considerations to keep in mind:
- Thrust Load: Vertical shafts can generate thrust loads, especially in upward or downward direction. The flexible coupling should be selected based on its capacity to handle both radial and axial loads to accommodate these forces.
- Lubrication: Some vertical couplings may require additional lubrication to ensure smooth operation and reduce wear, particularly if they are exposed to high axial loads or extended vertical shafts.
- Support and Bearing: Proper support and bearing arrangements for the vertical shaft are essential to prevent excessive shaft deflection and ensure the flexible coupling functions correctly.
Overall, flexible couplings are versatile and adaptable to various shaft orientations, providing efficient power transmission and misalignment compensation. Whether in horizontal or vertical arrangements, using the appropriate flexible coupling design and considering the specific application requirements will help ensure reliable and efficient operation.
How does a flexible coupling impact the overall reliability of connected equipment?
A flexible coupling significantly impacts the overall reliability of connected equipment in several ways:
- Feljusteringskompensation: Flexible couplings can accommodate both angular and parallel misalignment between connected shafts. By allowing for misalignment, the coupling reduces the stress and wear on bearings, seals, and other rotating components. This feature prevents premature failure of these components, contributing to improved reliability and extended equipment lifespan.
- Vibrationsdämpning: Flexible couplings possess inherent damping properties due to their elastomeric or flexible elements. These elements absorb and dissipate vibrations generated during the operation of machinery. By dampening vibrations, the coupling protects the connected equipment from excessive oscillations, reducing fatigue and preventing mechanical failures. This enhanced vibration control increases the reliability of the system.
- Shock Load Absorption: In applications with sudden load variations or shock loads, such as in heavy machinery or high-speed equipment, a flexible coupling acts as a shock absorber. It can absorb and dissipate the impact energy, protecting the machinery from damage caused by sudden loads. The ability to absorb shock loads contributes to the overall reliability of the connected equipment.
- Reduced Wear and Tear: The flexibility of the coupling minimizes stress and wear on rotating equipment. It allows for slight movements and misalignments, reducing friction and stress on bearings and other critical components. This reduction in wear and tear lowers the frequency of maintenance and replacement, increasing the overall reliability of the equipment.
- Compensation for Thermal Expansion: Temperature changes in machinery can lead to thermal expansion or contraction of shafts. A flexible coupling can compensate for these thermal effects, ensuring that the machinery remains properly aligned even as temperature conditions fluctuate. This compensation prevents binding and misalignment, promoting reliable performance.
- Protection Against Overloads: Flexible couplings help protect connected equipment from overloads and torsional vibrations. They act as a mechanical fuse, disconnecting the driveline when an overload occurs, thus preventing damage to expensive machinery. This safety feature enhances the overall reliability and reduces the risk of catastrophic failures.
- Easy Maintenance and Alignment: Flexible couplings are designed for easy installation and alignment. This feature simplifies maintenance procedures, making it easier to inspect and replace couplings when necessary. Properly aligned couplings lead to improved equipment performance and longevity, enhancing overall reliability.
By compensating for misalignment, damping vibrations, absorbing shock loads, reducing wear and tear, and providing other protective features, a flexible coupling significantly improves the reliability of connected equipment. It extends the lifespan of critical components, minimizes downtime, and ensures smooth and efficient operation, making it a valuable component in various industrial applications.
Vad är en flexibel koppling och hur fungerar den?
En flexibel koppling är en mekanisk anordning som används för att koppla samman två axlar samtidigt som den möjliggör relativ rörelse mellan dem. Den är utformad för att överföra vridmoment från en axel till en annan samtidigt som den kompenserar för feljustering, vibrationer och stötar. Flexibla kopplingar är viktiga komponenter i olika roterande maskiner och system, eftersom de hjälper till att skydda den anslutna utrustningen och förbättra den totala prestandan.
Typer av flexibla kopplingar:
Det finns flera typer av flexibla kopplingar, var och en med sin unika design och egenskaper. Några vanliga typer inkluderar:
- Käftkopplingar: Käftkopplingar har elastomerkopplingar som passar mellan två nav. De kan hantera vinkel- och parallellförskjutningar samtidigt som de dämpar vibrationer.
- Skivkopplingar: Skivkopplingar använder tunna metallskivor för att sammankoppla axlarna. De är mycket flexibla och ger utmärkt feljusteringskompensation.
- Växelkopplingar: Kugghjulskopplingar använder kugghjul för att överföra vridmoment. De erbjuder hög vridmomentkapacitet och kan hantera måttliga snedställningar.
- Balkkopplingar: Balkkopplingar använder ett enda stycke flexibelt material, såsom en metallbalk, för att överföra vridmoment samtidigt som de kompenserar för feljustering.
- Bälgkopplingar: Bälgkopplingar använder en bälgliknande struktur för att möjliggöra axiell, vinkelmässig och parallell feljusteringskompensation.
- Oldham-kopplingar: Oldham-kopplingar använder tre skivor, där den mittersta har ett vinkelrätt spår för att möjliggöra kompensation för feljustering.
Hur en flexibel koppling fungerar:
Funktionen hos en flexibel koppling beror på dess specifika design, men de allmänna principerna är likartade. Låt oss ta exemplet med en käftkoppling för att förklara hur en flexibel koppling fungerar:
- Två axlar är anslutna till kopplingsnaven på vardera sidan, med en elastomeraxel placerad mellan dem.
- När vridmoment appliceras på en axel, orsakar det att spindeln komprimeras och deformeras något, vilket överför vridmomentet till den andra axeln.
- Vid feljustering mellan axlarna böjer sig elastomerknölen och kompenserar för feljusteringen, vilket säkerställer en jämn momentöverföring utan att axlarna eller ansluten utrustning utsätts för alltför stora belastningar.
- Elastomerspindeln fungerar också som ett dämpningselement som absorberar vibrationer och stötar under drift, vilket minskar slitaget på utrustningen och förbättrar systemets stabilitet.
Sammantaget är flexibiliteten och förmågan att kompensera för feljustering de viktigaste egenskaperna som gör att en flexibel koppling kan fungera effektivt. Valet av en specifik flexibel kopplingstyp beror på applikationens krav, såsom momentkapacitet, feljusteringskompensation och miljöförhållanden.
editor by CX 2024-03-27
