Description du produit
Pièces de rechange sur mesure en aluminium pour fraisage de précision, tours et machines CNC, très demandées
Description du produit
1. Les pièces usinées avec précision par CNC respectent scrupuleusement les plans, l'emballage et les exigences de qualité des clients.
2. Tolérance : entre +/- 0,01 mm ;
3. L'inspecteur CMM de haute technologie pour garantir la qualité ;
4. Des ingénieurs expérimentés et des ouvriers qualifiés et bien formés ;
5. Délai de livraison rapide ;
6. Des conseils professionnels pour nos clients ;
Photos détaillées
Paramètres du produit
Notre avantage en matière d'usinage CNC :
| Type d'entreprise | Au-delà du fabricant et d'une forte capacité d'organisation dans le secteur industriel |
| Avantages | 1. Forts d'une expérience industrielle approfondie de plus de 10 ans dans le service d'usinage de pièces CNC, les exigences de nos clients sont notre priorité absolue. 2. Des fichiers 2D ou 3D sont disponibles ; 3. Nous accordons une grande importance à la qualité et nous insistons sur le fait que la bonne qualité doit être basée sur la satisfaction des clients ; 4. Sans aucune exigence de quantité minimale de commande ; 5. Délai de livraison plus rapide ; 6. Taille et spécifications personnalisées / OEM disponible 7. Près du port de ZheJiang |
Le matériau
| Matériaux acceptés |
Acier inoxydable | SS201, SS303, SS304, SS316 etc. |
| Acier | Q235, 20#, 45#, | |
| Laiton | C36000 (C26800), C37700 (HPb59), C38500 (HPb58), C27200 (CuZn37), C28000 (CuZn40) | |
| Fer | 1213, 12L14, 1215 etc. | |
| Bronze | C51000, C52100, C54400, etc. | |
| Aluminium | AL6061, AL6063, AL7075, AL5052 etc. | |
| Plastique | ABS, POM, PC (polycarbonate), PC + GF, PA (nylon), PA + GF, PMMA (acrylique), PEEK, PEI, etc. |
Emballage et expédition
- Nous privilégions les services express DHL ou TNT ou tout autre fret aérien pour les colis de 1 kg à 100 kg.
- Nous privilégions le transport maritime pour les volumes supérieurs à 100 kg ou à 1 m³.
- Conformément aux spécifications personnalisées.
Profil de l'entreprise
À propos de nous
HangZhou CHINAMFG Technology Co., Ltd est située à Hangzhou, dans la province du Zhejiang. Forte de 15 ans d'expérience, Emitech Technology est spécialisée dans les services industriels liés aux machines CNC. Nos pièces sont exportées vers l'Europe, l'Amérique, le Japon, la Corée du Sud et la Chine, et utilisées dans divers secteurs industriels. Notre entreprise dispose actuellement de tours et de centres d'usinage CNC, ainsi que d'instruments de contrôle et de test professionnels. Grâce à notre solide expérience OEM à l'international, nous proposons des solutions complètes pour une large gamme d'applications. CHINAMFG espère collaborer avec vous !
Nos avantages
1. Les pièces usinées avec précision par CNC respectent scrupuleusement les plans, l'emballage et les exigences de qualité du client.
2. Tolérance : entre +/- 0,01 mm ;
3. L'inspecteur CMM de haute technologie pour garantir la qualité ;
4. Des ingénieurs expérimentés et des ouvriers qualifiés et bien formés ;
5. Délai de livraison rapide ;
6. Des conseils professionnels pour nos clients ;
Service après-vente
Pièces de rechange sur mesure en aluminium pour fraisage de précision, tours et machines CNC, très demandées
Nous offrons généralement un service de réparation de 12 mois. Si notre responsabilité est engagée, nous vous enverrons les pièces de rechange nécessaires.
Notre service
| Notre processus | Centre d'usinage CNC, fraisage CNC, tournage CNC, perçage, rectification, pliage, estampage, taraudage, |
| Finition de surface | Polissage, sablage, zingage, nickelage, chromage, argenture, dorure, imitation dorure, |
| Tolérance | 0,05 mm à 0,1 mm |
| Système de contrôle qualité | Inspection 100% avant expédition |
| Format de dessin | CAO / PDF / DWG / IGS / STEP |
| Conditionnement | Sac plastique / Emballage standard / Carton ou palette / Selon les spécifications personnalisées |
| Conditions de paiement | 30 -50%T/T à l'avance, 70-50% solde avant la livraison ; Pay Pal ou Western Union est accepté. |
| Conditions commerciales | EXW, FOB, CIF, selon la demande du client |
| Conditions d'expédition |
1)Nous privilégions DHL ou TNT express ou tout autre fret aérien entre 1 kg et 100 kg. 2) Nous privilégions le transport maritime pour les envois de plus de 100 kg ou de plus de 1 m³. |
| Note | Les pièces usinées CNC sont généralement fabriquées sur mesure à partir des plans et des échantillons du client. C'est pourquoi nous avons besoin d'un acompte. |
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| Service après-vente : | Réparation |
|---|---|
| Garantie: | six mois |
| Condition: | Nouveau |
| Standard: | DIN, ASTM, GOST, GB, JIS, ANSI |
| Personnalisé : | Personnalisé |
| Matériel: | Alliage |
| Exemples : |
US$ 10/Pièce
1 pièce (commande minimale) | |
|---|
| Personnalisation : |
Disponible
| Demande personnalisée |
|---|
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.
- Lubrification: 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.
Can flexible couplings be used in corrosive or harsh environments?
Yes, flexible couplings can be designed and selected to be used in corrosive or harsh environments. The choice of materials and coatings plays a crucial role in ensuring the coupling’s durability and performance under challenging conditions.
Corrosion-Resistant Materials:
In corrosive environments, it is essential to use materials that can withstand chemical attacks and oxidation. Stainless steel, specifically grades like 316 or 17-4 PH, is commonly chosen for flexible couplings in such situations. Stainless steel offers excellent corrosion resistance, making it suitable for applications where the coupling may come into contact with corrosive substances or moisture.
Special Coatings:
For certain harsh environments, coupling manufacturers may apply special coatings to enhance the coupling’s corrosion resistance. Examples of coatings include zinc plating, nickel plating, or epoxy coatings. These coatings provide an additional layer of protection against corrosive agents and help extend the coupling’s lifespan.
Sealed Designs:
In environments where the coupling is exposed to contaminants like dust, dirt, or moisture, sealed designs are preferred. Sealed flexible couplings prevent these substances from entering the coupling’s internal components, thus reducing the risk of corrosion and wear. The sealed design also helps to maintain the coupling’s performance over time in challenging conditions.
High-Temperature Applications:
For harsh environments with high temperatures, flexible couplings made from high-temperature resistant materials, such as certain heat-resistant stainless steels or superalloys, can be used. These materials retain their mechanical properties and corrosion resistance even at elevated temperatures.
Chemical Resistance:
For applications where the coupling might encounter chemicals or solvents, it is essential to select a coupling material that is chemically resistant. This prevents degradation and ensures the coupling’s integrity in such environments.
Specialized Designs:
In some cases, where the environment is exceptionally harsh or unique, custom-designed flexible couplings may be necessary. Engineering a coupling to meet the specific demands of the environment ensures optimal performance and reliability.
Consultation with Manufacturers:
When considering flexible couplings for corrosive or harsh environments, it is advisable to consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommend suitable materials, coatings, and designs based on the specific operating conditions.
Résumé:
Flexible couplings can indeed be used in corrosive or harsh environments, provided the appropriate materials, coatings, and designs are chosen. Stainless steel, sealed designs, and special coatings are some of the solutions that enhance the coupling’s corrosion resistance and performance. It is essential to consider the specific environment and application requirements when selecting a flexible coupling to ensure optimal functionality and durability in challenging conditions.
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:
- Accouplements à mâchoires : 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 2024-05-06
