Description du produit
Excellentes pièces de métallurgie des poudres, pièces métalliques frittées
Nous proposons une large gamme de pièces en métallurgie des poudres, notamment à base de fer et de cuivre, d'une qualité exceptionnelle et à des prix très compétitifs. Il vous suffit de nous envoyer votre dessin ou un échantillon ; nous réaliserons votre pièce selon vos spécifications. Si nos produits vous intéressent, n'hésitez pas à nous contacter. Nous serons ravis de vous offrir un service irréprochable et des produits de la plus haute qualité. Merci !
Comment travaillons-nous avec nos clients ?
1. Pour un expert en conception ou une grande entreprise disposant de sa propre équipe d'ingénierie : nous préférons recevoir de votre part un dossier de demande de devis complet comprenant un dessin, un modèle 3D, la quantité et des photos ;
2. Pour un propriétaire de start-up ou un novice en ingénierie : envoyez simplement une idée que vous souhaitez essayer, vous n'avez même pas besoin de savoir ce qu'est le moulage ;
3. Notre service commercial vous répondra dans les 24 heures pour confirmer les détails supplémentaires et vous donner le délai estimé pour le devis ;
4. Notre équipe d'ingénieurs évaluera votre demande et vous fera parvenir notre offre dans un délai de 1 à 3 jours ouvrables.
5. Nous pouvons organiser une réunion de communication technique avec vous et nos ingénieurs à tout moment si nécessaire.
| Lieu d'origine : | Jiangsu, Chine |
| Taper: | frittage par métallurgie des poudres |
| Type de pièces de rechange : | pièces de métallurgie des poudres |
| Rapport d'essai de la machine : | Fourni |
| Matériel: | Fer, acier inoxydable, acier, cuivre |
| Principaux arguments de vente : | Assurance qualité |
| Type de moule : | Acier au tungstène |
| Norme du matériau : | MPIF 35, DIN 3571, JIS Z 2550 |
| Application: | Petit électroménager, serrures, outils électriques, automobile |
| Nom de marque : | SERVICE OEM |
| Placage: | Personnalisé |
| Service après-vente : | Assistance en ligne |
| Traitement: | Métallurgie des poudres, usinage CNC |
| Métallurgiste des poudres : | Refroidissement à haute fréquence, immersion dans l'huile |
| Contrôle de qualité: | Inspection 100% |
Avantages du procédé de métallurgie des poudres
1. Rentable
Les produits finaux peuvent être compactés par métallurgie des poudres, ce qui permet de réduire, voire d'éliminer, le temps d'usinage. Cela permet de réaliser d'importantes économies de matériaux et de réduire les coûts de production.
2. Formes complexes
La métallurgie des poudres permet d'obtenir des formes complexes directement à partir de l'outillage de compactage, sans aucune opération d'usinage, comme des dents, des cannelures, des profils, des géométries frontales, etc.
3. Haute précision
Les tolérances réalisables dans la direction perpendiculaire du compactage sont généralement de IT 8-9 à l'état fritté, et peuvent être améliorées jusqu'à IT 5-7 après calibrage. Des opérations d'usinage supplémentaires peuvent améliorer la précision.
4. Autolubrification
La porosité interconnectée du matériau peut être remplie d'huiles, obtenant ainsi un palier autolubrifiant : l'huile assure une lubrification constante entre le palier et l'arbre, et le système ne nécessite aucun lubrifiant externe supplémentaire.
5. Technologie verte
Le procédé de fabrication des composants frittés est certifié écologique car il génère très peu de déchets de matériaux, le produit est recyclable et l'efficacité énergétique est bonne car le matériau n'est pas fondu.
FAQ
Q1 : Quel est le type de paiement ?
A : En général, vous devez verser un acompte de 50% sur le montant total. Le solde doit être réglé avant l'expédition.
Q2 : Comment garantir une qualité élevée ?
A: Inspection 100%. Nous disposons d'équipements de test de haute précision Carl Zeiss et d'un département de contrôle qualité pour garantir la conformité de chaque produit aux normes de dimensions, d'aspect et de pression.
Q3 : Quel est le délai de réponse ?
R : Nous vous contacterons dans les 12 heures dès que possible.
Q4. Quel est votre délai de livraison ?
R : Généralement, il faut compter entre 25 et 35 jours après réception de votre acompte. Le délai de livraison précis dépend des articles et de la quantité commandée. Si l'article est non standard, il faut prévoir un délai supplémentaire de 10 à 15 jours pour la fabrication de l'outillage/du moule.
Q5. Pouvez-vous produire selon les échantillons ou les dessins ?
R : Oui, nous pouvons produire à partir de vos échantillons ou de vos dessins techniques. Nous pouvons fabriquer les moules et les outillages.
Q6 : Qu’en est-il des frais d’outillage ?
A: Les frais d'outillage ne sont facturés qu'une seule fois lors de la première commande ; pour toutes les commandes ultérieures, ces frais ne seront plus facturés, même en cas de réparation ou de maintenance de l'outillage.
Q7 : Quelle est votre politique d'échantillonnage ?
R: Nous pouvons fournir un échantillon si nous avons des pièces en stock, mais les clients doivent payer le coût de l'échantillon et les frais de livraison.
Q8 : Comment assurez-vous la pérennité de notre relation commerciale et l'établissement d'une bonne relation ?
A: 1. Nous maintenons une bonne qualité et des prix compétitifs pour garantir le bénéfice de nos clients ;
2. Nous respectons chaque client comme un ami et nous faisons des affaires et nouons des amitiés sincères avec eux, peu importe d'où ils viennent.
Planetary Gearbox Advantages and Disadvantages
A planetary gearbox is a type of mechanical drive with a single output shaft. They are suitable for both clockwise and counterclockwise rotations, have less inertia, and operate at higher speeds. Here are some advantages and disadvantages of this type of gearbox. Let us see what these advantages are and why you should use them in your applications. Listed below are some of the benefits of planetary gearboxes.
Suitable for counterclockwise and clockwise rotation
If you want to teach children about the clock hands, you can buy some resources for counterclockwise and asymmetrical rotation. These resources include worksheets for identifying degrees of rotation, writing rules for rotation, and visual processing. You can also use these resources to teach angles. For example, the translation of shapes activity pack helps children learn about the rotation of geometric shapes. Similarly, the visual perception activity sheet helps children understand how to process information visually.
Various studies have been done to understand the anatomical substrate of rotations. In a recent study, CZPT et al. compared the position of the transitional zone electrocardiographically and anatomically. The authors found that the transitional zone was normal in 9 of 33 subjects, indicating that rotation is not a sign of disease. Similarly, a counterclockwise rotation may be caused by a genetic or environmental factor.
The core tip data should be designed to work in both clockwise and counterclockwise rotation. Counterclockwise rotation requires a different starting point than a clockwise rotation. In North America, star-delta starting is used. In both cases, the figure is rotated about its point. Counterclockwise rotation, on the other hand, is done in the opposite direction. In addition, it is possible to create counterclockwise rotation using the same gimbal.
Despite its name, both clockwise and counterclockwise rotation requires a certain amount of force to rotate. When rotating clockwise, the object faces upwards. Counterclockwise rotation, on the other hand, starts from the top position and heads to the right. If rotating in the opposite direction, the object turns counterclockwise, and vice versa. The clockwise movement, in contrast, is the reverse of counterclockwise rotation.
Has less inertia
The primary difference between a planetary gearbox and a normal pinion-and-gear reducer is the ratio. A planetary gearbox will produce less inertia, which is an important advantage because it will reduce torque and energy requirements. The ratio of the planetary gearbox to its fixed axis counterpart is a factor of three. A planetary gearbox has smaller gears than a conventional planetary, so its inertia is proportional to the number of planets.
Planetary gears are less inertia than spur gears, and they share the load across multiple gear teeth. This means that they will have low backlash, and this is essential for applications with high start-stop cycles and frequent rotational direction changes. Another benefit is the high stiffness. A planetary gearbox will have less backlash than a spur gearbox, which means that it will be more reliable.
A planetary gearbox can use either spur or helical gears. The former provides higher torque ratings while the latter has less noise and stiffness. Both types of gears are useful in motorsports, aerospace, truck transmissions, and power generation units. They require more assembly time than a conventional parallel shaft gear, but the PD series is the more efficient alternative. PD series planetary gears are suitable for many applications, including servo and robotics.
In contrast, a planetary gear set can have varying input speed. This can affect the frequency response of the gearset. A mathematical model of the two-stage planetary gears has non-stationary effects and correlates with experimental findings. Fig. 6.3 shows an addendum. The dedendum’s minimum value is approximately 1.25m. When the dedendum is at its smallest, the dedendum has less inertia.
Offers greater reliability
The Planetary Gearbox is a better option for driving a vehicle than a standard spur gearbox. A planetary gearbox is less expensive, and they have better backlash, higher load capacity, and greater shock loads. Unlike spur gearboxes, however, mechanical noise is virtually nonexistent. This makes them more reliable in high-shock situations, as well as in a wide range of applications.
The Economy Series has the same power density and torque capacity of the Precision Helical Series, but it lacks the precision of the latter. In contrast, Economy Series planetary gearboxes feature straight spur planetary gearing, and they are used in applications requiring high torque. Both types of gearboxes are compatible with NEMA servo motors. If torque density is important, a planetary gearbox is the best choice.
The Dispersion of External Load: The SSI model has been extensively used to model the reliability of planetary gear systems. This model takes the contact force and fatigue strength of the system as generalized stress and strength. It also provides a theoretical framework to evaluate the reliability of planetary gear systems. It also has many other advantages that make it the preferred choice for high-stress applications. The Planetary Gearbox offers greater reliability and efficiency than traditional rack and pinion gear systems.
Planetary gearing has greater reliability and compact design. Its compact design allows for wider applications with concerns about space and weight. Additionally, the increased torque and reduction makes planetary gearboxes an excellent choice for a wide variety of applications. There are 3 major types of planetary gearboxes, each with its own advantages. This article describes a few of them. Once you understand their workings, you will be able to choose the best planetary gearbox for your needs.
Has higher operating speeds
When you look at planetary gearboxes, you might be confused about which 1 to choose. The primary issue is the application of the gearbox. You must also decide on secondary factors like noise level, corrosion resistance, construction, price, and availability worldwide. Some constructors work faster than others and deliver the gearboxes on the same day. However, the latter ones often deliver the planetary gearbox out of stock.
Compared to conventional gearboxes, a planetary gearbox can run at higher speeds when the input speed fluctuates. However, these gears are not very efficient in high-speed applications because of their increased noise levels. This makes planetary gears unsuitable for applications involving a great deal of noise. That is why most planetary gears are used in small-scale applications. There are some exceptions, but in general, a planetary gearbox is better suited for applications with higher operating speeds.
The basic planetary gearbox is a compact alternative to normal pinion-and-gear reducers. They can be used in a wide variety of applications where space and weight are concerns. Its efficiency is also higher, delivering 97% of the power input. It comes in 3 different types based on the performance. A planetary gearbox can also be classified as a worm gear, a spur gear, or a sprocket.
A planetary gearhead has a high-precision design and can generate substantial torque for their size. It also reduces backlash to 2 arc-min. Additionally, it is lubricated for life, which means no maintenance is needed. It can fit into a small machine envelope and has a small footprint. Moreover, the helical crowned gearing provides fast positioning. A sealed gearbox prevents abrasive dust from getting into the planetary gearhead.
Présente des inconvénients
The design of a planetary gearbox is compact and enables high torque and load capability in a small space. This gear arrangement also reduces the possibility of wear and tear. Planet gears are arranged in a planetary fashion, allowing gears to shift under load and a uniform distribution of torque. However, some disadvantages of planetary gears must be considered before investing in this gearbox.
While the planetary gearbox is a high precision motion-control device, its design and maintenance requirements are a concern. The bearing load is high, requiring frequent lubrication. Also, they are inaccessible. Despite these drawbacks, planetary gearboxes are suitable for a variety of tasks. They also have low backlash and high torsional stiffness, making them excellent choices for many applications.
As a result, the speed of a planetary gearbox varies with load and speed. At lower ratios, the sun gear becomes too large in relation to the planet gears. As the ratio increases, the sun gear will become too low, reducing torque. The planetary gears also reduce their torque in high-speed environments. Consequently, the ratio is a crucial consideration for planetary gearbox condition monitoring.
Excess drag may result from out-of-tolerance components or excessive lubrication. Drag should be measured both in directions and be within acceptable ranges. Grease and oil lubrication are 2 common planetary gearbox lubricants, but the choice is largely dependent on your application. While grease lubricates planetary gears well, oil needs maintenance and re-lubrication every few thousand hours.
