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Descrizione del prodotto

 

Descrizione del prodotto

Planetary Gear Stepping Motor :
Precision high-end upgrade with Nema8, Nema 11, Nema14, Nema 17, Nema23, Nema 24 
stepper motor; low noise, low vibration, firm and durable. Increase torque at low speed.
Reduction ratio:1:3.7 , 1:5.2 , 1:14 , 1:19 ,1:27 ,1:51 , 1:71 ,1:100 ,1:139 , 1:189 ,1:264 , 1:369 ,And 48 hours delivery , in stock .

Applicazione:
Automation control, medical equipment, textile machinery,and packaging machinery fields. Not only in the field of the automation industry, it also has a good use status in the home.   Products with low speed and inertia are often seen: electric curtains, electric shutters, etc.

Parametri del prodotto

Planetary Gear Box Specification:

Materiale per alloggi Metal
Bearing at Output Ball Bearings
Max.Radial Load(10mm from flange) 50N
Max.Shaft Axial Load 30N
Radial Play of Shaft (near to Flange) ≤0.08mm
Axial Play of Shaft ≤0.3mm
Backlash at No-load 1 stage≤1°,2stage≤1.2°,3stage≤1.5°

20HS Hybrid Stepping Motor Specifications:

Model No. Step Angle Motor Length(L1) Rated Current Resistance Inductance Holding Torque # of Leads Rotor Inertia Mass Max.Gear Ratio
Voltage /Phase /Phase /Phase
Single Shaft ( °) (L)mm V A Ω mH mN.m No. g.cm2 Kg  
20HS1405 1.8 30 3.25 0.5 6.5 1.5 15 4 2 0.06 ≤1:369
20HS6401 1.8 41 4.4 0.8 5.5 1.5 30 4 3 0.1 ≤1:369

20HS1450 Planetary Gearbox Motor Specifications:

Reduction ratio 3.71 5.18 14 19 27 51 71 100 139 189 264 369
Total Height(L1+L2) (mm) 53.4 53.4 60 60 60 66.4 66.4 66.4 66.4 72.8 72.8 72.8
Output torque ( mN.m) 50 70 170 231 328 558 777 1095 1522 1871 2000 2000
Total Weight(g) 91 91 97 97 97 103 103 103 103 109 109 109
Number of gear trains 1 2 3 4
Reducer Length(L2)   (mm) 23.4 30.0 36.4 42.8
Efficiency 90% 81% 73% 66%

20HS6401 Planetary Gearbox Motor Specifications:
Reduction ratio 3.71 5.18 14 19 27 51 71 100 139 189 264 369
Total Height(L1+L2) (mm) 64.4 64.4 71 71 71 77.4 77.4 77.4 77.4 83.8 83.8 83.8
Output torque ( mN.m) 100 140 340 462 656 1117 1555 2000 2000 2000 2000 2000
Total Weight(g) 131 131 137 137 137 143 143 143 143 149 149 149
Number of gear trains 1 2 3 4
Reducer Length(L2)   (mm) 23.4 30 36.4 42.8
Efficiency 90% 81% 73% 66%

 

Detailed Photos

 

 

 

Applicazione: Automation Control, Medical Equipment, Textile Mac
Velocità: Variable Speed
Number of Stator: Two-Phase
Excitation Mode: HB-Hybrid
Funzione: Control, Driving
Number of Poles: 2
Esempi:
US$ 42/Piece
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ingranaggio epiciclico

What is the significance of the gear ratio in planetary gear arrangements?

The gear ratio plays a significant role in planetary gear arrangements, offering several key advantages and applications. Let’s explore the significance of the gear ratio:

  • Speed Control:

The gear ratio in planetary gear arrangements allows for precise speed control. By adjusting the sizes and numbers of teeth on the sun gear, planet gears, and ring gear, different gear ratios can be achieved. The gear ratio determines the relationship between the input speed and the output speed. By changing the gear ratio, the speed of the output shaft can be increased or decreased relative to the input speed. This speed control capability is crucial in various applications, such as automotive transmissions, industrial machinery, and robotics, where specific speed requirements are necessary for optimal performance.

  • Torque Amplification:

The gear ratio also enables torque amplification in planetary gear arrangements. By fixing the ring gear and inputting power to the sun gear, the planet gears rotate and contribute to multiplying the torque. The gear ratio determines the extent of torque amplification. This torque amplification feature is beneficial in applications that require higher torque output while maintaining a smaller physical size. It allows for increased torque transmission without the need for larger and heavier gear systems.

  • Multiple Speeds:

Another significance of the gear ratio is the ability to achieve multiple speeds within a single gear system. Planetary gears offer the advantage of having multiple gear sets within a compact arrangement. By combining different gear ratios using various combinations of sun gears, planet gears, and ring gears, it is possible to obtain multiple output speeds. This versatility is useful in applications that require variable speed control or the ability to switch between different operational modes.

  • Power Distribution:

The gear ratio also influences power distribution in planetary gear arrangements. As torque is transmitted through the gears, the gear ratio determines how the power is distributed among the different components. By adjusting the gear ratio, it is possible to distribute power more evenly or concentrate it on specific gear elements. This power distribution capability allows for optimized performance and load-sharing in the gear system.

  • Efficiency and Mechanical Advantage:

The gear ratio affects the efficiency and mechanical advantage of planetary gear arrangements. The gear ratio determines the trade-off between speed and torque. Increasing the gear ratio results in higher torque output but lower speed, while decreasing the gear ratio yields higher speed but lower torque. By selecting the appropriate gear ratio, it is possible to achieve the desired balance between speed and torque while maximizing the overall efficiency of the system.

In summary, the gear ratio in planetary gear arrangements is significant for speed control, torque amplification, achieving multiple speeds, power distribution, efficiency, and mechanical advantage. Understanding and selecting the appropriate gear ratio is crucial for optimizing performance and meeting the specific requirements of different mechanical setups.

ingranaggio epiciclico

Quali sono gli aspetti da considerare per la lubrificazione e la manutenzione degli ingranaggi epicicloidali?

Una lubrificazione e una manutenzione adeguate sono fondamentali per il funzionamento affidabile ed efficiente degli ingranaggi epicicloidali. Analizziamo i principali aspetti da considerare in materia di lubrificazione e manutenzione:

  • Lubrificazione:

Una lubrificazione efficace è essenziale per ridurre l'attrito, l'usura e la generazione di calore negli ingranaggi epicicloidali. Considera i seguenti aspetti:

  • Selezione del lubrificante:

Scegliete un lubrificante specificamente progettato per sistemi di ingranaggi, con la viscosità e gli additivi appropriati per garantire una corretta formazione del film lubrificante e una protezione efficace contro l'usura. Consultate le raccomandazioni del produttore o gli standard di settore per individuare i lubrificanti più adatti.

  • Contaminazione del lubrificante:

Prevenire la contaminazione del lubrificante mantenendo il sistema di ingranaggi pulito e privo di detriti, polvere e umidità. Utilizzare tecniche di tenuta adeguate e valutare l'impiego di sistemi di filtraggio per preservare la pulizia e le prestazioni del lubrificante.

  • Frequenza di lubrificazione:

Attenersi agli intervalli di lubrificazione raccomandati dal produttore dell'apparecchiatura. Fattori quali le condizioni operative, il carico e la temperatura possono influenzare la frequenza di lubrificazione. Monitorare regolarmente le condizioni del lubrificante ed effettuare un'analisi dell'olio per determinare se è necessaria la sostituzione del lubrificante o una lubrificazione supplementare.

  • Manutenzione:

Una manutenzione regolare contribuisce a garantire la longevità e le prestazioni ottimali degli ingranaggi epicicloidali. Considera i seguenti aspetti relativi alla manutenzione:

  • Ispezione:

Ispezionare periodicamente il sistema di ingranaggi per individuare eventuali segni di usura, danni, disallineamenti o rumori anomali. L'individuazione precoce dei problemi consente una manutenzione tempestiva e previene ulteriori danni.

  • Allineamento:

Il corretto allineamento dei componenti degli ingranaggi è fondamentale per distribuire uniformemente il carico e prevenire l'usura prematura. Controllare e regolare regolarmente l'allineamento degli ingranaggi secondo le specifiche del produttore.

  • Coppia e carico:

Assicurarsi che il sistema di ingranaggi funzioni entro i limiti di coppia e carico raccomandati. Carichi eccessivi possono causare un'usura maggiore e una riduzione della durata degli ingranaggi. Valutare i requisiti dell'applicazione e assicurarsi che il sistema di ingranaggi sia dimensionato e certificato in modo appropriato.

  • Temperatura:

Monitorare la temperatura di esercizio del sistema di ingranaggi. Il calore eccessivo può compromettere le prestazioni del lubrificante e accelerare l'usura. In ambienti ad alta temperatura potrebbero essere necessari meccanismi di raffreddamento adeguati, come ventole o scambiatori di calore.

In sintesi, una lubrificazione e una manutenzione adeguate sono essenziali per gli ingranaggi epicicloidali. Scegliete lubrificanti idonei, prevenite la contaminazione, rispettate gli intervalli di lubrificazione raccomandati, controllate l'usura, assicuratevi che l'allineamento sia corretto, tenete conto dei limiti di coppia e di carico, monitorate la temperatura di esercizio ed effettuate una manutenzione regolare. Attenendovi a queste indicazioni, potrete prolungare la durata, migliorare le prestazioni e ridurre al minimo il rischio di guasti negli ingranaggi epicicloidali.

ingranaggio epiciclico

How do planetary gears contribute to power transmission and gear reduction?

Planetary gears play a significant role in power transmission and gear reduction. Let’s explore how planetary gears contribute to these aspects:

  • Torque Amplification:

One of the key contributions of planetary gears is torque amplification. The arrangement of multiple gear sets in a compact design allows for torque multiplication. When the input power is applied to the sun gear, it drives the rotation of the planet gears. The planet gears, in turn, mesh with the ring gear, creating a mechanical advantage that amplifies the torque output. This torque amplification is beneficial in applications where high torque is required while maintaining a smaller form factor.

  • Gear Ratio Variation:

Another contribution of planetary gears is their ability to achieve different gear ratios. By varying the number of teeth on the sun gear, planet gears, and ring gear, a wide range of gear ratios can be obtained. The gear ratio is determined by the relative sizes of the gears and the number of teeth on each gear. This flexibility in gear ratios allows machinery to adapt to varying speed and torque requirements, enabling precise control and efficient power transmission.

  • Gear Reduction:

Planetary gears are commonly used for gear reduction applications. Gear reduction refers to the process of reducing the rotational speed and increasing the torque output of a power source. In a planetary gear system, gear reduction is achieved by fixing the ring gear and allowing the sun gear to rotate as the input. The rotation of the sun gear drives the planet gears, which in turn rotate the output carrier or arm. The output speed is slower than the input speed, resulting in gear reduction. This gear reduction capability is valuable in various applications, such as automotive transmissions and power transmission systems.

  • Efficient Power Transmission:

Planetary gears are known for their efficient power transmission capabilities. The internal gear meshing and the distribution of load across multiple gear teeth result in efficient torque transfer with minimal power loss. The load is shared among the planet gears, allowing for higher torque capacity and reduced wear on individual gear teeth. This efficient power transmission ensures that a significant portion of the input power is effectively transmitted to the output, making planetary gears suitable for applications where energy conservation and optimization are crucial.

In summary, planetary gears contribute to power transmission and gear reduction through torque amplification, gear ratio variation, gear reduction mechanism, and efficient power transmission. The ability to amplify torque, achieve different gear ratios, and transmit power efficiently makes planetary gears widely used in various industries and mechanical systems.

China supplier Good Price NEMA 8/11/14/17/23/24 Reducer Geared Step/Stepper/Stepping Motors with Planetary Gearbox for Low Speed and High Torque Positioning Application spiral bevel gearChina supplier Good Price NEMA 8/11/14/17/23/24 Reducer Geared Step/Stepper/Stepping Motors with Planetary Gearbox for Low Speed and High Torque Positioning Application spiral bevel gear
editor by CX 2023-11-02