Descripción del Producto
775 dc geared planetary gear 30rpm 60rpm with 7ppr encoder for medical air pump ventilator
1. Features of PG45775
Voltage: 12V 24V
Current: 3.2-18.6A
Speed: 1-2000rpm
Torque: 0.5-120kgf.cm
Typical applications: Auto shutter, pan/tilt camera, slot machine, money detector, coin refund devices, currency count machine, towel dispensers, automatic doors, office equipment, household appliances, automatic actuator, robot, conveyor, medical pistol drills, ventilator
2. Specifications of PG45775
Note: It’s the typical specification for reference only, We can choose DC motor with different voltage speed to meet your torque and speed requirement.
Perfil de la empresa
1. About us
Main Products: 1) DC Brush motor: 6-130mm diameter, 0.01-1000W output power
2) DC Spur Gear Motor: 12-110mm diameter, 0.1-300W output power
3) DC Planeary Gear Motor: 10-82mm diameter, 0.1-100W output power
4) Brushless DC Motor: 28-110mm, 5-1500W output power
5) Stepper Motor: NEMA 08 to NEMA 43, Can with gearbox and lead screw
6) Servo Motor: 42mm to 130mm diameter, 50-4000w
7) AC Gear Motor: 49 to 100mm diameter, 6-140 output power
2. Production
Production line
Packing&Delivery
Certifications
Customer Visits
Preguntas frecuentes
Q: What’s your main products?
A:We currently produce Brushed Dc Motors, Brushed Dc gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors and Ac Motors etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.
Q:How to select a suitable motor?
A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed life time and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.
Q: Do you have customized service for your standard motors?
A:Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.
Q: you have individual design service for motors?
A:Yes, we would like to design motors individually for our customers, but it may need some mould charge and design charge.
Q:Can I have samples for testing first?
A:Yes, definitely you can. After confirmed the needed motor specs, we will quote and provide a proforma invoice for samples, once we get the payment, we will get a PASS from our account department to proceed samples accordingly.
Q:How do you make sure motor quality?
A:We have our own inspection procedures: for incoming materials, we have signed sample and drawing to make sure qualified incoming materials; for production process, we have tour inspection in the process and final inspection to make sure qualified products before shipping.
Q:What’s your lead time?
A:Generally speaking, our regular standard product will need 25-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders
Q:What’s your payment term?
A:For all our new customers, we will need 40% deposit, 60% paid before shipment.
Q:When will you reply after got my inquiries?
A:We will respond within 24 hours once get your inquires.
Q:How can I trust you to make sure my money is safe?
A:We are certified by the third party SGS and we have exported to over 85 countries up to June.2017. You can check our reputation with our current customers in your country (if our customers do not mind), or you can order via alibaba to get trade assurance from alibaba to make sure your money is safe.
Q:What’s the minimum order quantity?
A:Our minimum order quantity depends on different motor models, please email us to check. Also, we usually do not accept personal use motor orders.
Q:What’s your shipping method for motors?
A:For samples and packages less than 100kg, we usually suggest express shipping; For heavy packages, we usually suggest air shipping or sea shipping. But it all depends on our customers’ needs.
Q:What certifications do you have?
A:We currently have CE and ROSH certifications.
Q:Can you send me your price list?
A:Since we have hundreds of different products, and price varies per different specifications, we are not able to offer a price list. But we can quote within 24 hours once got your inquiries to make sure you can get the price in time.
Q:Can I visit your company?
A:Yes, welcome to visit our company, but please let us know at least 2 weeks in advance to help us make sure no other meetings during the day you visit us. Thanks!
| Solicitud: | Household Appliances, Auto Shutter, Pan/Tilt Camera, Slot Machine |
|---|---|
| Operating Speed: | Low Speed |
| Función: | Driving |
| Casing Protection: | Drip-Proof |
| Structure and Working Principle: | Brush |
| Certification: | Ce, RoHS |
| Muestras: |
US$ 30/Piece
1 unidad (pedido mínimo) | |
|---|
| Personalización: |
Disponible
| Solicitud personalizada |
|---|
¿Cómo gestiona un sistema de engranajes planetarios las variaciones de carga y tensión?
Un sistema de engranajes planetarios ofrece ventajas inherentes para gestionar las variaciones de carga y tensión. Veamos cómo lo consigue:
- Carga distribuida:
Una de las principales ventajas de un sistema de engranajes planetarios es su capacidad para distribuir la carga entre varios engranajes. En este sistema, la carga se reparte entre el engranaje solar, los engranajes planetarios y la corona dentada, asumiendo cada engranaje una parte de la carga total. Como resultado, la carga sobre cada engranaje individual se reduce en comparación con un sistema de un solo engranaje, disminuyendo la concentración de tensiones y aumentando la capacidad de carga general.
- Reparto de carga:
En un sistema de engranajes planetarios, los engranajes planetarios comparten la carga al engranar tanto con el engranaje solar como con la corona dentada. Esta característica de reparto de carga garantiza una distribución uniforme de la misma entre los múltiples dientes y puntos de contacto. En consecuencia, se reduce la tensión en cada engranaje, minimizando el riesgo de rotura y aumentando la durabilidad del sistema.
- División del par motor:
En un sistema de engranajes planetarios, el par motor se puede distribuir entre múltiples trayectorias. Al controlar la distribución del par entre el engranaje solar y la corona dentada, se pueden gestionar eficazmente las variaciones de carga. Si una trayectoria de engranaje experimenta una mayor tensión, la distribución del par se puede ajustar para transferir la carga a otras trayectorias, equilibrando así la tensión y minimizando el riesgo de fallo de los engranajes.
- Múltiples etapas:
Los sistemas de engranajes planetarios pueden diseñarse con múltiples etapas, que incluyen varios conjuntos de engranajes solares, planetarios y coronas dentadas. Cada etapa soporta una parte de la carga, lo que permite una mayor distribución de la misma y una reducción de las tensiones. Esta configuración multietapa mejora la capacidad del sistema de engranajes para soportar variaciones de carga y tensión, lo que lo hace idóneo para aplicaciones exigentes.
- Construcción robusta:
Los sistemas de engranajes planetarios se caracterizan por su robustez y alta capacidad de torsión. Están diseñados para soportar cargas pesadas y resistir la concentración de esfuerzos. El uso de materiales de alta calidad y técnicas de fabricación precisas mejora aún más su capacidad para gestionar variaciones de carga y tensión.
En resumen, un sistema de engranajes planetarios gestiona las variaciones de carga y tensión mediante la distribución de la carga, la división del par, el uso de múltiples etapas y una construcción robusta. Al distribuir la carga entre varios engranajes, repartirla entre diferentes trayectorias y emplear múltiples etapas de engranajes, un sistema de engranajes planetarios puede gestionar eficazmente las variaciones de carga y tensión, garantizando un funcionamiento fiable y duradero en una amplia gama de aplicaciones.
How do planetary gears handle variations in tooth engagement during operation?
Planetary gears are designed to handle variations in tooth engagement during operation, ensuring smooth and reliable performance. Let’s explore how planetary gears address these variations:
- Tolerance for Misalignment:
Planetary gears are designed with a certain degree of tolerance for misalignment. This means that slight variations in tooth engagement due to manufacturing tolerances, assembly, or operating conditions are accommodated without causing significant impact on the gear system. The gear teeth are carefully designed with appropriate profiles, clearances, and backlash to allow for some degree of misalignment while maintaining proper functioning.
- Load Distribution:
The arrangement of multiple planet gears in a planetary gear system helps distribute the load across multiple gear teeth. Each planet gear shares the load with the adjacent gears, reducing the stress on individual teeth and promoting even tooth engagement. This load distribution capability helps minimize localized wear, noise, and vibration, resulting in smoother and more efficient operation.
- Flexible Mounting and Support:
Planetary gears are often mounted on flexible support structures, such as bearings or flexible couplings. These components help absorb and compensate for small variations in tooth engagement during operation. The flexible mounting and support systems provide some degree of flexibility and compliance, allowing the gears to self-adjust and maintain proper tooth contact under varying operating conditions.
- Lubrication and Cooling:
Proper lubrication and cooling play a crucial role in handling variations in tooth engagement. Lubricants reduce friction and wear between gear teeth, ensuring smooth operation and minimizing the impact of tooth engagement variations. Additionally, effective cooling mechanisms help dissipate heat generated during operation, preventing excessive temperature rise that could affect the gear meshing performance.
- Construcción robusta:
Planetary gears are typically constructed using high-strength materials and precise manufacturing techniques. This robust construction enhances the gear system’s ability to withstand variations in tooth engagement. By ensuring high-quality gear components, proper heat treatment, and stringent quality control, planetary gears are built to handle the dynamic loads and variations encountered during operation.
In summary, planetary gears handle variations in tooth engagement through their tolerance for misalignment, load distribution among multiple planet gears, flexible mounting and support, effective lubrication and cooling, and robust construction. These design considerations and features enable planetary gears to maintain proper tooth contact, minimize wear and noise, and ensure reliable performance in various applications, including automotive transmissions, industrial machinery, and power transmission systems.
What is the purpose of using planetary gears in machinery?
Planetary gears serve several important purposes in machinery and mechanical systems. Let’s delve into the key purposes and benefits of using planetary gears:
- Variación de la relación de transmisión:
One of the primary purposes of planetary gears is 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. This flexibility enables machinery to adapt to varying speed and torque requirements, allowing for precise control and efficient power transmission.
- Amplificación del par motor:
Planetary gears are known for their ability to amplify torque. The arrangement of multiple gear sets in a compact design allows for torque multiplication. This can be particularly beneficial in applications where high torque is required while maintaining a smaller form factor. Planetary gears can efficiently transmit torque and handle heavy loads.
- Compact Size:
Another advantage of planetary gears is their compact size. The internal gear meshing and the integration of multiple gear sets within a single gear system contribute to their space-saving design. This compactness is valuable in machinery where space constraints are a consideration, enabling the design of more compact and lightweight systems.
- High Efficiency:
Planetary gears are known for their high efficiency in power transmission. The internal gear meshing and the distribution of load across multiple gear teeth result in efficient torque transfer with minimal power loss. This efficiency is crucial in machinery where energy conservation and optimization are important factors.
- Directional Control:
Planetary gears allow for bidirectional power transmission. By controlling the direction of rotation of the input and output elements, the direction of rotation in the machinery can be easily changed. This feature is useful in applications that require reversing the direction of rotation or changing the rotational direction without the need for additional mechanisms.
- Shock Absorption:
The arrangement of multiple gears in a planetary gear system provides inherent shock-absorbing capabilities. The distributed load between the gear teeth helps to dampen vibrations and absorb shocks, contributing to smoother operation and reduced wear on the system components.
- Application Versatility:
Planetary gears find applications in a wide range of machinery and mechanical systems. They are commonly used in automotive transmissions, industrial machinery, robotics, aerospace systems, power generation equipment, and more. The versatility of planetary gears stems from their ability to provide precise control, compactness, high torque transmission, and efficient power transmission.
In summary, the purpose of using planetary gears in machinery is to achieve variable gear ratios, amplify torque, maintain compact size, ensure high efficiency in power transmission, enable bidirectional control, absorb shocks, and provide versatility for various applications. The unique characteristics of planetary gears make them valuable components in diverse machinery and mechanical systems.
editor by CX 2023-11-02
