Description du produit
Product description
The spline is a kind of linear motion system. When spline motions along the precision ground Shaft by balls, the torque is transferred. The spline has compact structure. It can transfer the Over load and motive power. It has longer lifetime. At present the factory manufacture 2 kinds of spline, namely convex spline and concave spline. Usually the convex spline can take bigger radial load and torque than concave spline.
| Product name | Ball spline |
| Model | GJZ,GJZA,GJF,GJH,GJZG,GJFG, |
| Dia | 15mm-150mm |
| Matériel | Bearing Steel |
| Precision Class | Normal/ High/ Precise |
| Package | Plastic bag, box, carton |
| MOQ | 1pc |
Specifications
Ball type:φ16-φ250
High speed , high accuracy
Heavy load , long life
Flexible movement,low energy consumption
High movement speed
Heavy load and long service life
Applicationgs:semiconductor equipment,tire machinery,monocrystalline silicon furnace,medical rehabilitation equipment
Company profile
HangZhou CHINAMFG has a full performance laboratory of rolling functional components, high-speed ball screw pair 60m/min running noise 70dB, high-speed rolling linear guide pair 60m/min running noise 68dB, for precision horizontal machining center batch matching ball screw pair, rolling guide pair, to achieve each axis fast moving speed 40m/min, positioning accuracy 0.002mm, repeated positioning accuracy 0.001mm. Our equipments import from Japan and Germany and so on.
FAQ
Why choose AZI China?
With more than 60 years of production experience, quality assurance,factory directly price.
How can I get a sample to check the quality?
We quote according to your drawing, the price is suitable, CHINAMFG the sample list.
What is your main products ?
Our Main products are consist of ball screw,linear guide,arc linear guide,ball spline and ball screw linear guide rail module.
| Matériel: | Gcr15 |
|---|---|
| Charger: | Personnalisé |
| Rigidité et flexibilité : | Rigidité / Essieu rigide |
| Précision dimensionnelle du diamètre du tourillon : | Personnalisé |
| Forme de l'axe : | Arbre droit |
| Forme de la tige : | Axe réel |
| Exemples : | US$ 10/Set 1 Set(Min.Order) | |
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| Personnalisation : | Disponible | Demande personnalisée |
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Quels sont les différents types de profils de spline et leurs applications ?
Spline profiles are used in various applications to transmit torque and motion between mating components. Here’s a detailed explanation of different spline profiles and their applications:
1. Splines en développante :
Les cannelures en développante de cercle possèdent un profil de dent trapézoïdal qui assure un engagement et un désengagement en douceur. Elles sont largement utilisées dans les applications de transmission de puissance, telles que les boîtes de vitesses automobiles, où une transmission de couple élevée est requise. Les cannelures en développante de cercle offrent une excellente répartition de la charge et peuvent compenser les défauts d'alignement.
2. Cannelures à côtés droits :
Les cannelures à profil droit possèdent des dents à profil droit qui assurent une transmission de couple efficace et une rigidité torsionnelle élevée. Elles sont couramment utilisées dans les applications exigeant un positionnement précis, telles que les machines-outils, la robotique et les systèmes aérospatiaux. Les cannelures à profil droit offrent un contrôle précis du mouvement et résistent au désalignement.
3. Dentelures :
Les crans sont un type de profil cannelé comportant plusieurs dents sous forme de crêtes et de rainures parallèles. Ils sont fréquemment utilisés dans les applications impliquant un mouvement axial ou linéaire, comme les mécanismes d'indexage, les systèmes de serrage ou les outils électriques. Les crans assurent un verrouillage et un positionnement sûrs.
4. Cannelures hélicoïdales :
Les cannelures hélicoïdales possèdent des dents de forme hélicoïdale, semblables à celles des engrenages hélicoïdaux. Elles assurent un engrènement progressif et en douceur, réduisant ainsi le bruit et les vibrations. Les cannelures hélicoïdales sont couramment utilisées dans les applications exigeant une transmission de couple élevée et un fonctionnement silencieux, comme les machines lourdes, les équipements industriels et les transmissions automobiles.
5. Cannelures couronnées :
Les cannelures bombées présentent un profil de dent modifié, légèrement incurvé sur toute la longueur de la dent. Cette conception permet de répartir la charge uniformément sur les surfaces des dents, réduisant ainsi les concentrations de contraintes et améliorant la capacité de charge. Les cannelures bombées sont utilisées dans des applications exigeant une capacité de charge élevée et une grande résistance à l'usure, telles que les réducteurs industriels, les systèmes de propulsion marine ou les équipements miniers.
6. Cannelures à billes :
Les cannelures à billes intègrent des roulements à billes à recirculation dans l'écrou cannelé et les rainures de l'arbre. Cette conception permet un mouvement linéaire à faible friction et de haute précision. Les cannelures à billes sont couramment utilisées dans les applications exigeant un mouvement linéaire fluide, telles que les machines CNC, la robotique ou les actionneurs linéaires.
7. Splines personnalisées :
Outre les profils de cannelures standard mentionnés ci-dessus, des profils sur mesure peuvent être conçus pour des applications spécifiques répondant à des exigences particulières. Ces cannelures peuvent être adaptées pour optimiser la transmission du couple, la répartition de la charge, la compensation des défauts d'alignement ou d'autres paramètres de performance spécifiques.
Le choix du profil de cannelure dépend de facteurs tels que l'amplitude du couple, la précision requise, la tolérance au désalignement, les contraintes liées au bruit et aux vibrations, ainsi que les conditions environnementales. Les ingénieurs et les concepteurs sélectionnent avec soin le profil de cannelure approprié afin de garantir des performances et une fiabilité optimales pour l'application prévue.
How do spline shafts contribute to precise and consistent rotation?
Spline shafts play a crucial role in achieving precise and consistent rotation in mechanical systems. Here’s how spline shafts contribute to these characteristics:
1. Interlocking Design:
Spline shafts feature a series of ridges or teeth, known as splines, that interlock with corresponding grooves or slots in mating components. This interlocking design ensures a positive connection between the shaft and the mating part, allowing for precise and consistent rotation. The engagement between the splines provides resistance to axial and radial movement, minimizing play or backlash that can introduce inaccuracies in rotation.
2. Répartition de la charge :
The interlocking engagement of spline shafts allows for effective load distribution along the length of the shaft. This helps distribute the applied torque evenly, reducing stress concentrations and minimizing the risk of localized deformation or failure. By distributing the load, spline shafts contribute to consistent rotation and prevent excessive wear on specific areas of the shaft or the mating components.
3. Torque Transmission:
Spline shafts are specifically designed to transmit torque efficiently from one component to another. The close fit between the splines ensures a high torque-carrying capacity, enabling the shaft to transfer rotational force without significant power loss. This efficient torque transmission contributes to precise and consistent rotation, allowing for accurate positioning and motion control in various applications.
4. Rigidity and Stiffness:
Spline shafts are typically constructed from materials with high rigidity and stiffness, such as steel or alloy. This inherent rigidity helps maintain the dimensional integrity of the shaft and minimizes deflection or bending under load. By providing a stable and stiff rotational axis, spline shafts contribute to precise and consistent rotation, particularly in applications that require tight tolerances or high-speed operation.
5. Alignment and Centering:
The interlocking nature of spline shafts aids in the alignment and centering of rotating components. The splines ensure proper positioning and orientation of the shaft relative to the mating part, facilitating concentric rotation. This alignment helps prevent wobbling, vibrations, and eccentricity, which can adversely affect rotation accuracy and consistency.
6. Lubrication and Wear Reduction:
Proper lubrication of spline shafts is essential for maintaining precise and consistent rotation. Lubricants reduce friction between the mating surfaces, minimizing wear and preventing stick-slip phenomena that can cause irregular rotation. The use of lubrication also helps dissipate heat generated during operation, ensuring optimal performance and longevity of the spline shaft.
By incorporating interlocking design, load distribution, efficient torque transmission, rigidity, alignment, and lubrication, spline shafts contribute to precise and consistent rotation in mechanical systems. Their reliable and accurate rotational characteristics make them suitable for a wide range of applications, from automotive and aerospace to machinery and robotics.
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. Répartition de la charge :
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 2023-11-14