Planetary Slew Drive

Wheel drive and slewing drive solutions
Boosting cellular planetary gear unit performance
Mobile planetary gear units must provide reliable performance under extremely harsh conditions. In wheel drives, this means hefty radial loads, shock loads and tilting moves – all in a limited available space. In slewing machines, coping with the serious radial loads transmitted to the slewing gear is the challenge.
Advanced bearing plans from Ever-Power can handle these conditions and even more. Solutions include:
Wheel drives – Ever-Power presents thin-section tapered roller bearings, thin section angular contact ball bearings, CARB toroidal roller bearings and off-highway hub devices (flanged and geared).
Slewing drives – Intended for the productivity pinion in slewing drives, Ever-Power presents Explorer tapered roller bearings, spherical roller bearings and cylindrical roller bearings.
Whatever your drive type and functioning challenges, Ever-Power will help you meet them. Working with Ever-Electricity, you can accommodate increased external load, improved torque and more Planetary Slew Drive Compact and lighter plans.the worm planetary gearbox is of horizontally input shaft and vertical output shaft type wall-installed gearbox comprising of three-stage reductions viz. 1 st level of worm gear match and 2 nd, 3 rd stage was created with planetary
Ever-Ability industrial, yaw and pitch and mobile slew drives are created to function seamlessly in applications requiring slew bearings or perhaps racks, perhaps in a large-capacity winch.
Ever-Vitality slewing drives are an important component in keeping weight and size to the very least on devices such as for example tower cranes, aerial platforms, discharge booms, excavation and engineering equipment.
Their planetary structure allows them to withstand high torque values while maintaining decreased dimensions, decreased weight and high efficiency. The Dana Ever-Vitality slewing drives are ideal for the most serious duties atlanta divorce attorneys environment. The design of the planetary products optimises torque efficiency and radial load ability, in order to give excellent meshing between pinion and band gear.
For accurate adjustment, several versions have eccentric mounting between your pinion axis and the casing axis. Their wide variety of ratios enables selecting motor size and type which finest suits the customer’s.
This wide variety of Ever-Power planetary gear units is particularly made for pinion and slewing ring drives. Efficiently used on tower cranes, shipboard and harbor cranes, wind generators and as steering travel on ship propulsion devices, they works extremely well in all applications where exact positioning is necesary. These Ever-Electrical power slewing drives are suited to the most serious duties in every environment. The look of the planetary units optimizes torque performance and radial load capacity, in order to give excellent meshing between pinion and band gear. For appropriate adjustment, some types have eccentric installation between your pinion axis and the casing axis. Their wide range of ratios enables the selection of motor size and type which very best matches the customer’s requirements and app.
Technical Data
Maximum Torque 6,000 … 200,000 Nm
Tranny Ratio up to 3,282 iN
Certifications: Certification ISO 9001 Type Approval Certifications: DNV-GL and ABS
Sectors: Marine Technologies | DURABLE Technologies
Ever-Power Gear Units for Slewing Gears
Technical data
Slewing gear drives are used to put driven machines. They have been tried and examined in many numerous applications, such as cranes, excavators, and drilling systems. Ever-Power gear products for slewing gear drives possess a modular design. They may be combined with a long or short lantern equipment drive on the output side. The mounted productivity pinions are manufactured in line with the customer’s requirements. On the input area, we offer solutions for both electric motors and high-rate or low-velocity hydraulic motors, a few of which are already standardized.
One frequently requested substitute, particularly as a gear unit for slewing gear drives in bucket wheel excavators, contains a Ever-Power planetary equipment unit with a bevel or perhaps bevel helical gear device on the input aspect. The drive motor and a brake happen to be organized on a bracket on the apparatus unit, so that the machine no longer has to be aligned on web page. A brake can be always mounted between the motor and the gear unit so as to repair the boom in a defined position. An overload safeness mechanism can additionally be provided to protect the boom and the travel against inadmissibly high loads.
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Technical data
Planetary gear unit
Nominal output torques from 22,000 to 354,000 Nm (larger torques available on request)
Transmission ratios from 25 to 4,000
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Compact, space-saving design
Low weight
Low noise level
Variable lantern gear drive lengths acc. to customer’s specification
Modular design creates elevated flexibility and multiple mounting options
No dependence on on-site alignment because of bracket with motor, gear unit, brake, and coupling
Customized solutions for specific projects
Option of eccentric unit installation to enable the backlash to become adjusted between your pinion and the band gear
Optimized sealing systems prolong the support life
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Drilling platforms
Slew Drives, commonly known as a Slewing Equipment or Slew Bearings, can be a complete, prepared to install system that involves a ball or roller slewing ring bearing, drive coach, and completely enclosed housing. It can be custom-made with hydraulic or electric motors, brakes, planetary gearboxes, corrosion protection, and many other options.
Ever-Power decrease costs by replacing complicated in-house systems in devices that rotate serious loads and require features and innovation. Each comes with an unlimited slewing angle and range, move easily and jolt-totally free, no slip-stick result, and provide the most effective transmission of high electrical power and torque likely. Our Slew Drives happen to be totally enclosed and sealed casing withstands harsh environments and increases safety.
As a ready-for-installation system module, they replace many individual parts. Slew drives are used for aerial platforms, protection technology, public transport, forestry machine sectors, solar trackers, and many more.
Compact style for space-saving constructions
Optimum load capacity in a compact design
Designed for extended service life with low maintenance
Basic integration into existing applications
Fast customization thanks to the modular structure
Particular designs deviating from our common series are realizable
Steering devices for specialized automobiles and cranes (since steering gears pertaining to wheelsets)
Manlift platforms for slewing booms and baskets Light and portable cranes
Machine attachments, such as cement demolition pincers, picker arms, and rotary forklifts
Handling units (automation technology)
Loading and unloading devices
Positioning devices/turntables which include solar trackers
Ever-Electricity slewing drives are an essential component in keeping fat and size to the very least on products such as for example tower cranes, Pitch and Yaw drives for wind strength, aerial systems and mixers. Their planetary framework implies that they can endure very high torque ideals while maintaining reduced measurements, reduced weight and large efficiency. The broad range of available ratios enables selecting a motor size and type which finest accommodates users requirements: hydraulic or electric powered. Bevel suggestions and hydraulic brake will be some of the alternatives, which are for sale to this series. Simple mounting, operating stability and versatility make these units suitable for the most severe duties and environments.
Customizable drive solutions, almost all from one source
Our durable, powerful and flexible commercial gear unit solutions satisfy your desires in every respect – the power rating along with the installation. We offer all the important parts of a slewing equipment drive under one roof:
Motor and motor scoop
Brake between your motor and gear product with torque limiter to prevent excessive loads
Protective covers
Primary gear device (helical or bevel-helical)
Planetary gear unit with pinion shaft and expanded housing at the output
Output pinion
Slewing equipment drives for just about any power score and mounting position
For larger equipment, the slewing equipment drive can be comprised of various equipment units that impact on the same girth equipment with internal or external teeth. We give the right combo of gear systems for every requirement:
Our P series professional planetary gear units and the X series professional bevel gear and bevel-helical gear systems are satisfactory for smaller torques as high as 500 kNm. A combination of XP series professional planetary gear products and X series professional bevel-helical gear units provide larger torques as high as 4,000 kNm.
Slewing equipment drives are usually shaft-mounted designs. This implies that the apparatus unit is mounted on top and the pinion on underneath. However, our drive alternative is also obtainable as a bottom-mounting variant or “bottom-up” version – in this instance the pinion is put on top. The lubrication, oil growth container and the seals happen to be adapted to the mounting position.
This broad range of Ever-Power planetary gear units is particularly suitable for pinion and slewing ring drives. Successfully used on tower cranes, shipboard and harbor cranes, wind generators and as steering travel on ship propulsion devices, they can be utilised in all applications where correct positioning is necesary. These Ever-Ability slewing drives are suited to the most severe duties atlanta divorce attorneys environment. The look of the planetary models optimizes torque functionality and radial load ability, to be able to give excellent meshing between pinion and ring gear. For accurate adjustment, some versions have eccentric mounting between your pinion axis and the casing axis. Their broad range of ratios enables selecting engine size and type which ideal suits the client?s requirements and application. Ever-Power is proud of its quality assurance policy, including the Type Acceptance Certificate from DNV.
Slew drive gear reducers, from 9 kNm to 400 kNm optimum output torque over 10 primary sizes and 3 outcome reinforced support configurations:
– R: dual pilot flanged
– S: dual pilot compact
– H: single pilot front side flanged
Modular design, with multi-optional executions


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