In a planetary gearbox, many teeth are engaged at once, that allows high speed reduction to be performed with relatively small gears and lower inertia reflected back to the motor. Having multiple teeth reveal the load also allows planetary gears to transmit high degrees of torque. The combination of compact size, huge speed decrease and high torque tranny makes planetary gearboxes a favorite choice for space-constrained applications.
But planetary gearboxes do have some disadvantages. Their complexity in style and manufacturing can make them a far more expensive answer than other gearbox types. And precision production is really important for these gearboxes. If one planetary gear is positioned closer to sunlight gear than the others, imbalances in the planetary gears may appear, leading to premature wear and failure. Also, the compact footprint of planetary gears makes warmth dissipation more difficult, so applications that run at very high speed or experience continuous procedure may require cooling.
When using a “standard” (i.e. inline) planetary gearbox, the motor and the powered equipment must be inline with each other, although manufacturers offer right-angle designs that integrate other gear sets (often bevel gears with helical the teeth) to supply an offset between the input and output.
Input power (max)27 kW (36 hp)
Input speed (max)2800 rpm2
Output torque (intermittent)12,880 Nm(9,500 lb-ft)
Output torque (continuous)8,135 Nm (6,000 lb-ft)
1 Actual ratio is dependent on the drive configuration.
2 Max input speed linked to ratio and max output speed
3 Max radial load placed at optimum load position
4 Weight varies with configuration and ratio selected
5 Requires tapered roller planet bearings (unavailable with all ratios)
Approximate dry weight100 -181 kg (220 – 400 lb)4
Radial load (max)14,287kg (31,500 lb)3
Drive typeSpeed reducer
Hydraulic electric motor input SAE C or D hydraulic
PG planetary gear models are divided into 21 basic groups depending on the different torques that should be transmitted to the result shaft, which can vary from 0,05 to at least one 1.280 kNm. Actually, the product modular building permits the coupling of bevel gears, worm gears, hydraulic brakes and a variety of input shafts to the planetary products, and also providing for a wide choice of coupling flanges for hydraulic or electrical motors. Another advantage provided by the modular structure technique of the planetary equipment units may be the possibility to install a series of levels of different sizes in order to obtain a vast range of reduction ratios. The merchandise range provides decrease ratios from 3:1 to 7:1 on a single stage device up to 10.000:1 and more on a 5 stage unit. The wide range of output shafts and flanges simplifies the decrease unit mounting procedure on industrial machinery or plants.
Features:
– Planetary Gearbox
– Inline & Bevel stages
– Torque range: from 0,05 to 1 1.280 kNm
– Coupling flanges for hydraulic or electric motors
New hydraulic motors possess a higher-rated operating pressure and includes a larger and stronger motor-shaft seal.
New integral engine and planetary gearbox casing brings the planetary gear set closer to the motor, increasing efficiency and decreasing stress.
Gearbox comes with an updated input shaft with a far more sturdy design.
Maximum torque ranking for PA30B improved from 4,166 to 4,500 ft.-lb. and improved gear decrease. The number of planet gears in the PA30B gearbox improved from three to five.
PA40 bit sizes include 4-36-in. HD, 9-24-in. HD difficult surface, 18-36 in, tree and shrub, and 9- or 12-in. rock to complement the application.
Within an epicyclic or planetary gear train, several spur gears distributed evenly around the circumference operate between a gear with internal teeth and a gear with exterior teeth on a concentric orbit. The circulation of the spur equipment occurs in analogy to the orbiting of the planets in the solar system. This is one way planetary gears obtained their name.
The parts of a planetary gear train can be split into four main constituents.
The housing with integrated internal teeth is known 
as a ring gear. In the majority of cases the casing is fixed. The driving sun pinion can be in the center of the ring gear, and is coaxially organized with regards to the output. Sunlight pinion is usually mounted on a clamping system to be able to offer the mechanical connection to the electric motor shaft. During operation, the planetary gears, which are mounted on a planetary carrier, roll between the sun pinion and the band equipment. The planetary carrier also represents the output shaft of the gearbox.
The sole purpose of the planetary gears is to transfer the required torque. The amount of teeth does not have any effect on the transmission ratio of the gearbox. The number of planets may also vary. As the number of planetary gears raises, the distribution of the load increases and therefore the torque which can be transmitted. Raising the amount of tooth engagements also decreases the rolling power. Since only area of the total result needs to be transmitted as rolling power, a planetary gear is incredibly efficient. The benefit of a planetary equipment compared to an individual spur gear lies in this load distribution. Hence, it is possible to transmit high torques wit
h high efficiency with a concise design using planetary gears.
Provided that the ring gear includes a continuous size, different ratios can be realized by various the amount of teeth of the sun gear and the number of the teeth of the planetary gears. The smaller the sun equipment, the higher the ratio. Technically, a meaningful ratio range for a planetary stage is approx. 3:1 to 10:1, since the planetary gears and the sun gear are extremely little above and below these ratios. Higher ratios can be acquired by connecting many planetary levels in series in the same band gear. In this case, we talk about multi-stage gearboxes.
With planetary gearboxes the speeds and torques could be overlaid by having a band gear that is not fixed but is driven in virtually any direction of rotation. It is also possible to repair the drive shaft in order to pick up the torque via the ring equipment. Planetary gearboxes have become extremely important in lots of areas of mechanical engineering.
They have become particularly more developed in areas where high output levels and fast speeds should be transmitted with favorable mass inertia ratio adaptation. High tranny ratios can also easily be achieved with planetary gearboxes. Because of their positive properties and small design, the gearboxes possess many potential uses in industrial applications.
The advantages of planetary gearboxes:
Coaxial arrangement of input shaft and output shaft
Load distribution to several planetary gears
High efficiency due to low rolling power
Almost unlimited transmission ratio options due to mixture of several planet stages
Ideal as planetary switching gear due to fixing this or that area of the gearbox
Chance for use as overriding gearbox
Favorable volume output
Suitability for a wide selection of applications1
Hot Tags: planetary gear drive, China, suppliers, manufacturers, factory, wholesale, buy, made in China
Description
Planetary Gear Drive
Drive type: speed reducer
Output torque: 33,895 Nm (25,000 lb-ft)
Max input speed: 2800 rpm
Features
Selection of input options
Straight set for an upon centerline adaptation providing a symmetrical clearance around the hydraulic motor input
Offset straight in allows the hydraulic engine be mounted off center
Right angle input moves the hydraulic motor perpendicular to the centerline of the planetary drive for added clearance between parts on track drives
Output options
With external shaft includes keyed, flanged or spline options to meet the various required output connections
An added output option includes the result without exterior shaft by offering an interior spline at the output
F25R
Planetary Gear Drive
Ratings
Input power (max)71 kW (95 hp)
Input speed (max)2800 rpm2
Output torque (intermittent)33,895 Nm (25,000 lb-ft)
Output torque (continuous)18,710 Nm (13,800 lb-ft)
1 Actual ratio would depend on the drive configuration.
2 Max input speed related to ratio and max result speed
3 Max radial load placed at optimum load position
4 Weight varies with configuration and ratio selected
5 Requires tapered roller planet bearings (unavailable with all ratios)
General data
Approximate dry weight215 – 263 kg (475 – 580 lb)4
Radial load (max)28,570 kg (63,000 lb)3
Drive typeSpeed reducer
Hydraulic motor inputSAE C or D
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Planetary equipment drives (epicyclic gears) are the favoured choice for applications requiring a compact gear solution that is capable of maintaining ideal high torque outputs.
We stock a comprehensive range of globally renowned Ever-Power products; prestigiously made to accept regular hydraulic motors, with the choice of a shaft insight version suitable for an array of shaft, wheel and spindle drive applications.
A customer favourite from our planetary equipment drives range may be the Ever-Power-swiftness, compact, planetary wheel drive transmission; boasting low and high speed features and unbeatable long-life efficiency, perfect for winches and mobile products.
With capacities which range from 845Nm to 332,000Nm, our innovative range of planetary Torque Hub® transmissions will be the leading solution for a variety of industrial and mobile applications.
Ever-Power offers wide variety of Planetary Winch Drives which are Highly standard modular designed, Better in quality, Cost effective, Energy efficient, Low Noise, Long support life, Large Radial Loading capability. We provide Winch with planetary gearboxes to our customers. Ever-Power manufactures customised gearboxes for materials handling equipment.
We manufacture Electric Winches capacity ranges from 500 kg to 50000 Kg ( 0.5 Ton to 50 Ton ), Reduction ratio up to 8000 : 1
Capability – 2000Kg to 20000Kg
• Ratio: 3.6 : 1 to 8000 : 1
• Input Power- 0.5 HP to 50 H
• Input Quickness – 750 to 2000 RPM
• Input : Electric / Hydraulic
• Rope Diameter : 8 mm to 25 m
Beacon Winches operated by Electric powered Motor (Brake Engine) and Hydraulic Motor and supplied with Metal Wire ropes and Control panel Beacon Winches are compact, Foot mounted, Efficient, having high Load Carrying Capacity, reversible
Beacon Winches trusted in Planetary Gearboxes are trusted in Material Handling Equipments, Mechanical Industry, Sugars Industry, Cement Industry, Chemical Industry, Food Industry, Construction Industry, Agricultural Sector, Power Industry, Cellular Cranes and Over head Cranes etc
Beacon Electrical Winches are produced from excellent quality raw material such as Alloy Steel EN8/Sobre9, EN19, EN24/42,EN36c,, 16 MnCr5, CrMo4, SAE8620, MnCr/20, MnCr5/EN353, Cast Steel IS:1030, Gr2, IS :2707 Gr2, Cast Iron CIGR 25/30, GGG40/50 OR SGI Case Carburised Steel and Hardened Steel.
Ever-Power Tranny planetary gearboxes are applied to different component of wind energy plant: the rotor and the nacelle. Our slewing planetary equipment systems from the yaw and pitch range are usually used to regulate blade pitch. The nacelle at the top of the tower is connected to the rotor and houses the gearbox, the power generator, the yaw program, and the control system. To ensure that the rotor axis is constantly aligned with the wind path for maximum energy output, large wind turbines include a yaw system which allows the nacelle to adjust its position according to the direction and force of the wind. Nacelle rotation can be managed by a yaw program, planetary gear device with electric brake electric motor, which is one of Ever-Power s most popular products. Each wind turbine must have between two and six equipment units, depending on the size, and the engine could be electrical or hydraulic. Two or three-stage gear units, coupled with a worm gearbox on the input part, or four or five-stage gear units from the yaw and pitch drive series are usually used. Output pinions could be built-in or inserted. Ever-Power is certainly pleased with its quality assurance plan, including the Type Acceptance Certificate from DNV.
Manufacturer of planetary Pitch Drive, Planetary equipment reducer, Planetary geared electric motor, Epicyclic gearing, Planetary gearing, Gearboxes, can interchange and replace with brevini gearbox, david brown gearbox and so forth.
Ever-Power have many years of experience in planetary Pitch Drive, we produce very good quality planetary Pitch Drive with very competitive prices. planetary Pitch Drive have already been created for different transmission .
The power is transmitted form the electric motor to sun gearboxes. Sunlight gearboxes drives three planetary Pitch Drive, which are included in a internal toothed band gearboxes. The planetary Pitch Drive are installed on the planetary carrier. The planetary carrier is usually part output shaft. Therefore when the sun gearboxes rotates, it drives the three planetary Pitch Drive inside the ring gearboxes.
As planetary Pitch Drive rotate with carries and automatically the highest torque and stiffness for confirmed envelope. The various other significant advantages are simple and efficient lubrication and a balanced program at high speeds. The well balanced planetary kinematics and the associated load sharing makes the planetary-type gearboxes really ideal for servo applications.
Modular concept, allows us to after particularly short delivery time for gearboxes with a constantly high standard of quality whether your applications takes a reducer for motors, Let our term of engineers do the job.
PG planetary gear systems are split into 21 basic groups depending on the various torques that should be transmitted to the result shaft, which can vary from 0,05 to at least one 1.280 kNm. Actually, the product modular structure permits the coupling of bevel gears, worm gears, hydraulic brakes and a number of input shafts to the planetary systems, and also providing for a broad choice of coupling flanges for hydraulic or electric motors. Another advantage provided by the modular structure technique of the planetary gear units may be the possibility to install a series of stages of different sizes in order to get yourself a vast range of reduction ratios. The merchandise range provides decrease ratios from 3:1 to 7:1 on a single stage unit up to 10.000:1 and more on a 5 stage unit. The wide range of result shafts and flanges simplifies the decrease unit mounting procedure on commercial machinery or plants.
Features:
– Planetary Gearbox
– Inline & Bevel stages
– Torque range: from 0,05 to 1 1.280 kNm
– Coupling flanges for hydraulic or electric powered motors
New hydraulic motors possess a higher-rated operating pressure and includes a larger and more durable motor-shaft seal.
New integral motor and planetary gearbox casing brings the planetary gear set nearer to the motor, increasing efficiency and decreasing stress.
Gearbox has an updated insight shaft with a more sturdy design.
Maximum torque ranking for PA30B increased from 4,166 to 4,500 ft.-lb. and improved gear reduction. The number of world gears in the PA30B gearbox improved from three to five.
PA40 bit sizes include 4-36-in. HD, 9-24-in. HD difficult floor, 18-36 in, tree and shrub, and 9- or 12-in. rock to match the application.
