Description du produit
Description du produit
Shaft Coupling
1. The couplings offer a range of hub and element selection to meet different demands.
2. They can absorb shock and cater for incidental misalignment and damp out small amplitude vibrations.
3. NBR, Urethane, Hytrel elements.
4. Customized requirement is available.
Paramètres du produit
Emballage et expédition
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Profil de l'entreprise
ZheJiang Mighty Machinery Co., Ltd. specializes in manufacturing mechanical power transmission components. We Mighty is the branch of SCMC Group, a wholly state-owned company, established in 1980.
About us:
-3 manufacturing factories
We have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-Large quality of material purchase and stock
We ensure both the quality and low cost for material and production.
-Strick quality control
We have strict process inspection and final production inspection to ensure the perfect quality.
-20 years of machinery experience
MIGHTY’s products are mainly exported to Europe, America and the Middle East market. 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 gained good reputation from CHINAMFG customers.
FAQ
Q: Are you manufacturer or trading company?
A: We are factory.
Q : Quel est votre délai de livraison ?
A: Generally it is 5-10 days if the goods are in stock or 15-20 days with short stock based on the quantity.
Q: Do you provide samples ? Is it free or extra ?
A: Yes, we could offer free sample but do not conclude the shipping cost.
Q : Quelles sont vos conditions de paiement ?
A: Payment=1000USD, 30% T/T in advance, balance before shippment.
If you have another question, pls feel free to contact me without hesitation as below:
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| Standard Or Nonstandard: | Standard |
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| Shaft Hole: | 19-32 |
| Torque: | >80N.M |
| Bore Diameter: | 19mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Personnalisation : |
Disponible
| Demande personnalisée |
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Comment un accouplement flexible protège-t-il les équipements connectés des chocs et des vibrations ?
Les accouplements flexibles jouent un rôle crucial dans la protection des équipements connectés contre les chocs et les vibrations, grâce à leurs propriétés d'amortissement et d'isolation. Lorsqu'une machine ou un système mécanique subit un choc ou une vibration soudaine, l'accouplement flexible agit comme un tampon, absorbant et dissipant l'impact, réduisant ainsi les forces transmises et protégeant l'équipement. Voici comment fonctionnent les accouplements flexibles :
- Amortissement des vibrations : Les accouplements flexibles sont souvent fabriqués à partir de matériaux présentant des propriétés d'amortissement. Lors de la transmission de vibrations par les arbres, le matériau de l'accouplement flexible absorbe une partie de l'énergie vibratoire et la convertit en chaleur. Cette dissipation d'énergie contribue à réduire l'amplitude des vibrations et empêche leur propagation dans l'équipement connecté.
- Isolation des vibrations : Outre l'amortissement des vibrations, les accouplements flexibles offrent également une isolation vibratoire. Ils sont conçus pour découpler les deux arbres, ce qui signifie que les vibrations présentes sur un arbre ne sont pas directement transmises à l'autre. Cet effet d'isolation empêche la propagation des vibrations dans l'ensemble du système et minimise leur impact sur les équipements sensibles ou les composants situés à proximité.
- Absorption des chocs : Lorsque la machine connectée subit des chocs soudains, comme au démarrage ou lors de variations brusques de charge, l'accouplement flexible joue le rôle d'amortisseur. Sa conception lui permet de se déformer légèrement sous l'impact, absorbant et répartissant ainsi l'énergie du choc. Ceci empêche la transmission directe du choc à l'équipement connecté, réduisant les risques de dommages ou d'usure prématurée.
- Compensation du désalignement : Les accouplements flexibles permettent de compenser les défauts d'alignement entre les arbres. Ces défauts peuvent engendrer des contraintes et des vibrations supplémentaires dans le système. En tolérant un certain degré de défaut d'alignement angulaire, parallèle et axial, l'accouplement flexible réduit les forces transmises aux équipements connectés et aux structures porteuses.
- Réduction des effets de résonance : La résonance est un phénomène qui se produit lorsque la fréquence propre d'un système coïncide avec la fréquence des vibrations externes, ce qui amplifie ces dernières. Les accouplements flexibles permettent d'éviter les effets de résonance en modifiant la fréquence propre du système et en offrant une certaine flexibilité qui amortit la réponse résonante.
L'intégration d'un accouplement flexible dans la chaîne cinématique ou le système de transmission de puissance permet aux fabricants et aux exploitants d'équipements d'améliorer considérablement la fiabilité et la durée de vie des machines connectées. La capacité de l'accouplement à amortir les vibrations, à isoler les chocs et à compenser les défauts d'alignement contribue à un fonctionnement plus fluide et plus stable, réduisant ainsi les besoins de maintenance et optimisant les performances globales du système.
En résumé, les accouplements flexibles jouent un rôle de protection, préservant les équipements connectés des chocs et des vibrations. Leur capacité à amortir les vibrations, à isoler les chocs et à compenser les défauts d'alignement contribue à un fonctionnement plus fluide et plus fiable des systèmes mécaniques.
Can flexible couplings be used for both motor-to-shaft and shaft-to-shaft connections?
Yes, flexible couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various applications. The versatility of flexible couplings allows them to adapt to different types of connections and meet the specific requirements of the system.
Motor-to-Shaft Connections:
When connecting a motor to a shaft, a flexible coupling serves as an intermediary component that joins the motor shaft and the driven shaft. Flexible couplings are commonly used in motor-driven systems to accommodate misalignment between the motor and the driven load. In motor applications, flexible couplings help reduce stress and wear on the motor bearings, thus extending the motor’s life and enhancing overall system reliability. They also act as vibration dampeners, minimizing vibrations transmitted from the motor to the driven shaft, and subsequently to connected equipment, ensuring smoother operation.
Shaft-to-Shaft Connections:
In many mechanical systems, such as those in the manufacturing, automation, and power transmission industries, shaft-to-shaft connections are required. A flexible coupling can bridge the gap between two shafts and transmit torque while accommodating misalignment. This type of coupling is commonly used to connect shafts that are not perfectly aligned due to factors like manufacturing tolerances, thermal expansion, or foundation settling. By allowing for misalignment, the flexible coupling protects the connected components from excessive stresses and ensures efficient power transmission.
Versatility and Advantages:
The ability of flexible couplings to handle both motor-to-shaft and shaft-to-shaft connections makes them versatile solutions for a wide range of industrial applications. Some of the advantages of using flexible couplings in these connections include:
- Minimizing stress and wear on connected components, such as bearings and seals.
- Compensating for misalignment, ensuring smooth power transmission.
- Damping vibrations and shock loads, reducing the risk of mechanical failures.
- Protecting equipment from excessive forces, enhancing system reliability.
- Simplifying installation and alignment procedures, reducing downtime.
- Improving overall system performance and operational efficiency.
Applications:
Flexible couplings find applications in a wide range of industries, including manufacturing, material handling, automotive, aerospace, robotics, and more. Whether connecting a motor to a shaft or joining two shafts directly, flexible couplings play a crucial role in enhancing the reliability and efficiency of rotating machinery and mechanical systems.
In conclusion, flexible couplings can effectively serve as connectors for both motor-to-shaft and shaft-to-shaft connections, providing essential misalignment compensation and protection for connected equipment in various industrial applications.
Can you explain the different types of flexible coupling designs available?
There are several types of flexible coupling designs available, each with its unique construction and characteristics. These designs are tailored to meet specific application requirements and address different types of misalignment and torque transmission needs. Here are some of the most common types of flexible couplings:
- Jaw Couplings: Jaw couplings consist of two hubs with curved jaws and an elastomer spider placed between them. The spider acts as a flexible element and can compensate for angular and parallel misalignment. Jaw couplings are widely used in various industrial applications due to their simple design and effectiveness in handling misalignment and vibration damping.
- Disc Couplings: Disc couplings use thin metallic discs with a series of alternating slits and flanges to connect the shafts. The disc coupling design allows for excellent misalignment compensation, including angular, parallel, and axial misalignment. Disc couplings are known for their high torsional stiffness and precise torque transmission capabilities.
- Gear Couplings: Gear couplings consist of toothed hubs connected by an external sleeve with gear teeth. They are well-suited for applications with high torque and moderate misalignment. Gear couplings offer good misalignment compensation and high torque capacity, making them popular in heavy-duty industrial applications.
- Beam Couplings: Beam couplings use a single piece of flexible material, often a metal beam, to connect the shafts. The material’s flexibility allows for angular and axial misalignment compensation. Beam couplings are compact, lightweight, and provide low inertia, making them suitable for applications with high-speed requirements.
- Bellows Couplings: Bellows couplings consist of a bellows-like flexible structure that connects the two hubs. They can compensate for angular, parallel, and axial misalignment. Bellows couplings are known for their high torsional stiffness and ability to maintain constant velocity transmission.
- Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot. This design allows for angular misalignment compensation while transmitting torque between the hubs. Oldham couplings are often used when electrical isolation between shafts is required.
Each flexible coupling design has its strengths and limitations, and the choice depends on factors such as the application’s torque requirements, misalignment conditions, operating environment, and speed. Proper selection of the coupling type ensures optimal performance, efficiency, and reliability in various mechanical systems and rotating machinery.
editor by CX 2024-03-29
