Produktbeskrivning
Best Quality Rigid Coupling NM-97 NM-112 NM-128 Couplings
Shaft/Flexible/Rigid couplings
The chain coupling, composed of two-strand chains and 2 sprockets, features simple and compact structure, and high flexibility, power transmission capability and durability.
What’s more, the chain coupling allows simple connection/disconnection, and the use of the housing enhances safety and durability.
Type number: 3012, 4012, 4014, 4016, 5014, 5016, 5018,6018, 6571, 6571, 8018, 8571, 1571, 12571.
Huvudprodukter:
1. Timing Belt Pulley (Synchronous Pulley), Timing Bar, Clamping Plate;
2. Forging, Casting, Stampling Part;
3. V Belt Pulley and Taper Lock Bush; Sprocket, Idler and Plate Wheel;Spur Gear, Bevel Gear, Rack;
4. Shaft Locking Device: could be alternative for Ringfeder, Sati, Chiaravalli, Tollok, etc.;
5. Shaft Coupling: including Miniature couplings, Curved tooth coupling, Chain coupling, HRC coupling,
Normex coupling, Type coupling, GE Coupling, torque limiter, Universal Joint;
6. Shaft Collars: including Setscrew Type, Single Split and Double Splits;
7. Gear & Rack: Spur gear/rack, bevel gear, helical gear/rack.
8. Other customized Machining Parts according to drawings (OEM) Forging, Casting, Stamping Parts.
Packaging & Shipping:
All the products can be packed in cartons,or,you can choose the pallet packing.
MADE IN CHINA can be pressed on wooden cases.Land,air,sea transportation are available.UPS,DHL,TNT,
FedEx and EMS are all supported.
Company Introduction:
Factory View:
Exhibition:
Vanliga frågor:
1. MOQ
A: Generally, 1 pc for standard parts; contact for nonstandard parts.
2. Delivery Time
A: In stock: within 5 working days. Out of stock: depends on your order quantity.
3. Hur man väljer
A: part number or drawing, catalogue. If no, you can send us your sample, so we can make the drawing and sample accordingly.
4: What is the Warranty for your products?
A:Normally our warranty is 1 year.
Contacts:
| Standard eller icke-standard: | Standard & Nonstandard |
|---|---|
| Borrdiameter: | Tillgänglig |
| Hastighet: | 4000 varv/min |
| Strukturera: | Flexible/Rigid/Shaft/Tyre/Chain Type etc. |
| Material: | Steel/Cast Iron/Aluminum |
| Typ: | Rigid Coupling |
| Prover: |
US$ 0.1/Set
1 Set(Min.Order) | |
|---|
| 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.

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:
- Feljusteringskompensation: 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.
- Vibrationsdämpning: 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.
- Shock Load Absorption: 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.

Vilka material används vanligtvis vid tillverkning av flexibla kopplingar?
Flexibla kopplingar tillverkas av en mängd olika material, som alla erbjuder olika egenskaper och kännetecken som är lämpliga för specifika tillämpningar. Materialvalet beror på faktorer som tillämpningens krav, miljöförhållanden, vridmomentkapacitet och önskad flexibilitet. Här är några av de vanligaste materialen vid tillverkning av flexibla kopplingar:
- Stål: Stål är ett vanligt förekommande material i flexibla kopplingar på grund av dess styrka, hållbarhet och utmärkta momentöverföringsförmåga. Stålkopplingar är lämpliga för tunga industriella applikationer med höga momentkrav och tuffa driftsförhållanden.
- Rostfritt stål: Rostfritt stål används ofta för att tillverka flexibla kopplingar i miljöer med hög korrosionspotential. Kopplingar i rostfritt stål erbjuder utmärkt motståndskraft mot rost och andra korrosiva ämnen, vilket gör dem idealiska för tillämpningar inom marin, livsmedels- och kemisk industri.
- Aluminium: Aluminiumkopplingar är lätta, har låg tröghetsmoment och ger utmärkt balans. De används ofta i applikationer där viktreducering är avgörande, såsom flyg- och rymdteknik och robotteknik.
- Mässing: Mässingskopplingar är kända för sin elektriska ledningsförmåga och används i applikationer där elektrisk jordning eller elektrisk isolering krävs, till exempel i vissa industrimaskiner eller elektronisk utrustning.
- Gjutjärn: Gjutjärnskopplingar erbjuder god styrka och hållbarhet och används ofta i industriella applikationer där motståndskraft mot stötbelastningar och vibrationer är nödvändig.
- Plast/Polymer: Vissa flexibla kopplingar använder högpresterande polymerer eller plaster, såsom polyuretan eller nylon. Dessa material ger god flexibilitet, låg friktion och kemikaliebeständighet. Plastkopplingar är lämpliga för tillämpningar där korrosionsbeständighet och låg vikt är avgörande.
- Elastomerer: Elastomerer används som flexibla element i många flexibla kopplingar. Material som naturgummi, neopren eller uretan används ofta som elastomer-spindelelement, vilket ger flexibilitet och vibrationsdämpande egenskaper.
Valet av kopplingsmaterial beror på applikationens specifika behov. Till exempel kan högpresterande och tunga applikationer kräva kopplingar i stål eller rostfritt stål för sin robusthet, medan applikationer där viktminskning är avgörande kan dra nytta av kopplingar i aluminium eller polymer. Dessutom påverkas materialvalet av faktorer som temperaturintervall, kemisk exponering och elektriska krav i applikationens driftsmiljö.
Tillverkare tillhandahåller vanligtvis materialspecifikationer för sina kopplingar, vilket hjälper användare att fatta välgrundade beslut baserat på de specifika kraven i deras applikationer.


editor by CX 2023-09-18