Descripción del Producto
High Precision Stainless Steel Rail Transit Spline CHINAMFG Shaft Metal Pin Shaft
Data Sheet
| Model NO. | Aofa PR01 | Appearance Shape | Round |
| Journal Surface Roughness | 0.63-0.16μm
| Tolerance | ISO F7
|
| Material Grade | Ck45, 20mnv6, 42CrMo4
| Redondez | Dia.Tolerance/2
|
| Axis Straightness | 0.1/1000mm
| Hardened Depth | 0.5-3.5mm
|
| Tratamiento térmico | None, Induction Hardened, Q+T
| Chrome Layer Hardness | Min.800hv
|
| Chrome Thickness | 15-50 Microns
| Dia.Range | Ø12-Ø320
|
| Paquete | Paper Sleeved, Shockproof Membrane, Wooden Case
| Material Hardness | HRC15, HRC30, HRC55 Can Be Choice
|
| Length Option | 4m, 5.8m, 6m, 7.5m
| Specification | 20GP, 40HQ
|
Product Showroom
Descripción del Producto
Pin shaft is a kind of standardized fastener, which can be statically fixed and connected with the connected part.
It is mainly used for the hinge of 2 parts to form a hinge connection.
Scope of application: engineering machinery, excavator, aerial work vehicle, various lifting platforms, forklift pile driver, driving, rail transit, shipbuilding industry, mining equipment, metallurgical equipment and other industries
Product Characteristics
The pin shaft is usually locked with a cotter pin, which is reliable and easy to disassemble. The surface of this product is treated by special grinding and hard chromium electroplating technology, and then polished by mirror. It has the characteristics of wear resistance and corrosion resistance.
HangZhou CHINAMFG Machinery Co., LTD., formerly known as HangZhou Xihu (West Lake) Dis.n East CHINAMFG Petrochemical Fitting Corporation, was founded in 1997. CHINAMFG focus on the field of machinery manufacturing, committed to providing cylinder, flange (petrochemical accessories), pin, sheet metal parts and other mechanical products; Heat exchanger, ambient vaporizer, LNG handling arm and other gas engineering products for domestic sales and foreign trade import and export services. CHINAMFG is a leading enterprise who collects production, foreign trade, sales and service. Relying on our technology, taking quality as the core and efficiency as the soul, we aim to bring the best quality mechanical products to our customers, and is committed to becoming a one-stop solution expert of mechanical parts. It is determined to become a one-stop service supplier integrating research and development, production and sales. Enterprises adhere to the “all for the customer” service purpose, implement the “customer first, quality first, service first” business philosophy, the use of omni-channel sales model, to build a global sales network, open CHINAMFG machinery brand development road.
Aofa always follows the purpose of “providing value products for customers, providing development space for employees, and creating outstanding leading brands in the industry”, abides by the enterprise development concept of “creating value by heart”, and adheres to the mission of “manufacturing machinery high-quality products, creating a harmonious society”. The enterprise gathers many young and promising, positive people with lofty ideals, through the perfect management system and competitive incentive mechanism, aims to provide all-round development space for employees, and create a better future with the enterprise. Scientific management mode, intimate service attitude, for the enterprise to win credibility and public praise. In the fierce market competition to establish a good corporate image, and with many enterprises to establish long-term, stable strategic partnership, for the further development of the enterprise has laid a CHINAMFG foundation.
Q1:Can you provide a sample before a big order?
A:Yes, we can .
Q2:Are you able to make Non-standard or customized air cylinders?
A:Yes, we can, we have our own factory, we can satisfy the customers’ demands
Q3:How long is the warranty?
A:We offer 12 months warranty time.
Q4:Can I have my brand on the products?
A:Of course you can.
Q5:What is your delivery time?
A:3-5days if we have stock, 15-25days if we have no stock.
Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Condition: | New |
| Certification: | CE |
| Customized: | Personalizado |
| Material: | Acero inoxidable |
| Muestras: | US$ 10/unidad 1 unidad (pedido mínimo) | |
|---|
¿Cómo contribuyen los ejes estriados a una transmisión de potencia eficiente?
Spline shafts play a vital role in enabling efficient power transmission in various mechanical systems. Here’s a detailed explanation of how spline shafts contribute to efficient power transmission:
1. Transmisión de par:
Los ejes estriados están diseñados para transmitir par motor de un componente a otro. Proporcionan una conexión firme y antideslizante que permite una transferencia de potencia eficiente sin deslizamiento ni pérdida de energía. Las estrías del eje se acoplan con las estrías correspondientes del componente de acoplamiento, creando una conexión mecánica robusta para la transmisión de par.
2. Distribución de carga:
Spline shafts distribute the applied load evenly across the engagement surfaces. The teeth or grooves on the shaft’s spline profile ensure that the load is shared across multiple contact points. This even load distribution helps prevent localized stress concentrations and reduces the risk of premature wear or failure. Efficient load distribution ensures that power is transmitted smoothly and reliably.
3. Compensación de desalineación:
Los ejes estriados permiten cierto grado de desalineación entre los componentes acoplados. El diseño del perfil estriado posibilita la desalineación angular o paralela sin comprometer la capacidad de transmisión de potencia. Esta capacidad de compensación de desalineación es crucial para mantener una transmisión de potencia eficiente en situaciones donde la alineación perfecta es difícil o está sujeta a variaciones.
4. Alta capacidad de torsión:
Los ejes estriados están diseñados para soportar altos niveles de torsión. El perfil de la estría, la longitud de acoplamiento y la selección de materiales están optimizados para cumplir con los requisitos de torsión previstos. Esta alta capacidad de torsión garantiza que el eje pueda transmitir potencia de manera eficiente sin sufrir deformaciones excesivas ni fallos en condiciones normales de funcionamiento.
5. Rigidez torsional:
Spline shafts exhibit high torsional stiffness, which means they resist twisting or torsional deflection when subjected to torque. The shaft’s design, including its diameter, spline profile, and material properties, contributes to its torsional stiffness. High torsional stiffness minimizes power loss due to deformation or flexing of the shaft, allowing for efficient power transmission.
6. Conexión fiable:
Los ejes estriados proporcionan una conexión fiable y repetible entre los componentes motriz y accionado. Una vez acoplado correctamente, el eje estriado mantiene su conexión, asegurando una transmisión de potencia constante a lo largo del tiempo. Esta fiabilidad es crucial para mantener la eficiencia y evitar pérdidas o interrupciones de potencia durante el funcionamiento.
7. Reacción negativa mínima:
El juego libre se refiere a la ligera holgura rotacional entre los componentes acoplados. Los ejes estriados, cuando están diseñados y fabricados correctamente, pueden minimizar el juego libre en el sistema de transmisión de potencia. Un juego libre reducido garantiza un funcionamiento más suave, mayor precisión y eficiencia al minimizar las pérdidas de potencia asociadas con la inversión o el cambio de dirección.
8. Diseño compacto:
Los ejes estriados ofrecen una solución compacta y que ahorra espacio para la transmisión de potencia. Su diseño permite un tamaño relativamente reducido a la vez que proporciona una transmisión de par robusta. El diseño compacto resulta especialmente ventajoso en aplicaciones donde el espacio es limitado, como en sistemas de transmisión de automóviles o maquinaria compacta.
Al incorporar ejes estriados en sistemas mecánicos, los ingenieros pueden lograr una transmisión de potencia eficiente, asegurando que la energía se transfiera eficazmente desde la fuente de accionamiento a los componentes accionados. Las características de diseño únicas de los ejes estriados permiten una transmisión de par fiable, una distribución uniforme de la carga, compensación de desalineaciones, alta capacidad de par, rigidez torsional, conexiones fiables, mínima holgura y compacidad.
¿Se pueden utilizar ejes estriados en equipos aeroespaciales y de aviación?
Yes, spline shafts are commonly applied in aerospace and aviation equipment due to their ability to transmit torque and provide precise rotational motion. Here’s how spline shafts are used in the aerospace and aviation industry:
1. Motores de aeronaves:
Spline shafts are utilized in aircraft engines for various purposes. They can be found in the engine’s accessory gearbox, where they transmit torque from the engine to drive auxiliary components such as fuel pumps, hydraulic pumps, generators, and engine starters. Spline shafts are also present in the engine’s variable geometry systems, which control the position of components like variable stator vanes or variable inlet guide vanes.
2. Sistemas de control de vuelo:
Los ejes estriados desempeñan un papel fundamental en los sistemas de control de vuelo de las aeronaves. Se utilizan en los actuadores y mecanismos de control que accionan los flaps, alerones, elevadores, timones y otras superficies de control. Estos ejes permiten una transmisión precisa y eficiente de las señales de control desde la cabina a las superficies correspondientes, lo que contribuye a la maniobrabilidad y estabilidad de la aeronave.
3. Tren de aterrizaje:
Los ejes estriados se utilizan en los sistemas de tren de aterrizaje de las aeronaves. Se encuentran en componentes como el actuador del tren de aterrizaje, que lo extiende y retrae, y el mecanismo de dirección que controla la rueda delantera. Los ejes estriados en los sistemas de tren de aterrizaje deben soportar cargas elevadas, proporcionar un funcionamiento fiable y garantizar un movimiento preciso para aterrizajes y despegues seguros y suaves.
4. Rotores de helicóptero:
Helicopters rely on spline shafts in the main rotor assembly. The main rotor shaft, which transfers power from the helicopter’s engine to the rotor blades, often incorporates splines to ensure a secure connection and efficient torque transmission. Spline shafts are critical for maintaining stable and precise rotation of the rotor blades, allowing for controlled lift and maneuverability.
5. Sistemas auxiliares:
Los ejes estriados también se utilizan en diversos sistemas auxiliares de equipos aeroespaciales y de aviación. Entre ellos se incluyen sistemas como la transmisión de potencia para generadores a bordo, sistemas de control ambiental, sistemas de control de combustible y sistemas hidráulicos. En estas aplicaciones, los ejes estriados contribuyen al funcionamiento fiable y eficiente de los equipos auxiliares.
En aplicaciones aeroespaciales y de aviación, los ejes estriados se diseñan para cumplir con estrictos requisitos de resistencia, durabilidad, precisión y reducción de peso. Suelen fabricarse con materiales de alta resistencia, como titanio o acero aleado, para soportar las exigentes condiciones de operación y las limitaciones de peso de las aeronaves. Además, se emplean técnicas de fabricación avanzadas para garantizar la precisión dimensional y la calidad de los ejes estriados en aplicaciones aeroespaciales críticas.
El uso de ejes estriados en equipos aeroespaciales y de aviación permite un control preciso, una transmisión de potencia eficiente y un funcionamiento fiable, lo que contribuye a la seguridad, el rendimiento y la funcionalidad de las aeronaves y los sistemas relacionados.
How does a spline shaft differ from other types of shafts?
A spline shaft differs from other types of shafts in several ways. Here’s a detailed explanation:
1. Spline Structure:
A spline shaft features a series of ridges or teeth (splines) that are machined onto its surface. These splines create a precise and controlled interface with mating components, allowing for torque transmission and relative movement. In contrast, other types of shafts, such as plain shafts or keyed shafts, do not have the splines and rely on different mechanisms for torque transmission.
2. Torque Transmission and Relative Movement:
Unlike plain shafts or keyed shafts, which transmit torque through a frictional or mechanical connection, spline shafts allow for both torque transmission and relative movement between the shaft and mating components. The splines on the shaft engage with corresponding splines on the mating component, creating an interlock that transfers rotational force while accommodating axial or radial displacement. This feature provides flexibility and is particularly useful in applications where misalignment or relative movement needs to be accommodated.
3. Distribución de la carga:
One of the advantages of spline shafts is their ability to distribute loads over a larger surface area. The multiple contact points created by the splines help distribute the applied load evenly along the shaft’s length. This load distribution minimizes stress concentrations and reduces the risk of premature wear or failure. In contrast, other types of shafts may rely on a single keyway or frictional contact, which can result in higher stress concentrations and limited load distribution.
4. Design Flexibility:
Spline shafts offer greater design flexibility compared to other types of shafts. The number, size, and shape of the splines can be customized to meet specific design requirements. This allows for optimization of torque transmission, load-bearing capacity, and relative movement characteristics based on the application’s needs. Other types of shafts may have more standardized designs and limited customization options.
5. Application Variability:
Spline shafts find widespread use in various industries and applications where torque transmission, relative movement, and load distribution are crucial. They are commonly employed in gearboxes, power transmission systems, steering mechanisms, and other rotational systems. Other types of shafts, such as plain shafts or keyed shafts, may be more suitable for applications that require simpler torque transmission without the need for relative movement.
6. Installation and Maintenance:
When compared to other types of shafts, spline shafts may require more precise machining and alignment during installation. The mating components must be accurately matched to ensure proper engagement and torque transfer. Additionally, spline shafts may require periodic inspection and maintenance to ensure the integrity of the splines and optimal performance.
In summary, spline shafts differ from other types of shafts due to their spline structure, ability to accommodate relative movement, load distribution capability, design flexibility, application variability, and specific installation and maintenance requirements. These characteristics make spline shafts well-suited for applications that demand precise torque transmission, flexibility, and load distribution.
editor by CX 2024-02-15