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Planetary Slew Drive

Wheel travel and slewing drive solutions
Boosting cellular planetary gear unit performance
Mobile planetary gear systems must provide reliable efficiency under extremely harsh circumstances. In steering wheel drives, this means hefty radial loads, shock loads and tilting activities – all in a limited offered space. In slewing equipment, coping with the Planetary Slew Drive serious radial loads transmitted to the slewing equipment is the challenge.
Advanced bearing arrangements 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 get in touch with ball bearings, CARB toroidal roller bearings and off-highway hub systems (flanged and geared).
Slewing drives – Designed for the output pinion in slewing drives, Ever-Power presents Explorer tapered roller bearings, spherical roller bearings and cylindrical roller bearings.
Whatever your drive type and working challenges, Ever-Power will help you meet them. Working with Ever-Electricity, you can support increased external load, increased torque and more compact and lighter arrangements.the worm planetary gearbox is of horizontally input shaft and vertical output shaft type wall-mounted gearbox comprising of three-stage reductions viz. 1 st stage of worm gear set and 2 nd, 3 rd stage was created with planetary
Ever-Electricity industrial, yaw and pitch and portable slew drives are made to work seamlessly in applications requiring slew bearings or racks, perhaps in a large-capacity winch.
Ever-Electrical power slewing drives are an important component in keeping pounds and size to the very least on apparatus such as for example tower cranes, aerial systems, discharge booms, excavation and engineering equipment.
Their planetary structure allows them to withstand high torque values while maintaining decreased dimensions, lowered weight and high efficiency. The Dana Ever-Electrical power slewing drives are suitable for the most extreme duties atlanta divorce attorneys environment. The design of the planetary products optimises torque performance and radial load ability, in order to give ideal meshing between pinion and band gear.
For accurate adjustment, a few versions have eccentric installation between your pinion axis and the casing axis. Their broad range of ratios enables selecting motor size and type which ideal suits the customer’s.
This broad range of Ever-Power planetary gear units is specifically suitable for pinion and slewing ring drives. Successfully used on tower cranes, shipboard and harbor cranes, wind turbines and as steering travel on ship propulsion devices, they can be used in every applications where exact positioning is called for. These Ever-Power slewing drives are well suited for the most extreme duties in every environment. The design of the planetary models optimizes torque effectiveness and radial load ability, as a way to give best meshing between pinion and band gear. For exact adjustment, some editions have eccentric installation between the pinion axis and the casing axis. Their wide selection of ratios enables selecting electric motor size and type which ideal accommodates the customer’s requirements and app.
Technical Data
Maximum Torque 6,000 … 200,000 Nm
Transmission Ratio up to 3,282 iN
Certifications: Certification ISO 9001 Type Authorization Certifications: DNV-GL and ABS
Sectors: Marine Technologies | Heavy Duty Technologies
Ever-Power Gear Units for Slewing Gears
Description
Technical data
Advantages
Applications
Description
Slewing equipment drives are used to put driven machines. They have already been tried and examined in many numerous applications, such as cranes, excavators, and drilling systems. Ever-Power gear products for slewing equipment drives possess a modular design. They can be combined with a long or short lantern gear drive on the output side. The mounted result pinions are manufactured in line with the customer’s requirements. On the input area, we offer solutions for both electrical motors and high-swiftness or low-acceleration hydraulic motors, a few of which already are standardized.
One frequently requested alternate, particularly as a gear unit for slewing gear drives in bucket wheel excavators, includes a Ever-Power planetary gear device with a bevel or perhaps bevel helical gear product on the input part. The drive motor and a brake will be organized on a bracket on the apparatus unit, so that the system no longer needs to be aligned on site. A brake can be always mounted between your motor and the apparatus unit in order to fix the boom in a defined position. An overload safety mechanism can additionally be provided to safeguard the boom and the travel against inadmissibly great loads.
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Technical data
Planetary gear unit
Nominal output torques from 22,000 to 354,000 Nm (bigger torques on request)
Transmission ratios from 25 to 4,000
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Advantages
Compact, space-saving design
Low weight
Low noise level
Variable lantern gear drive lengths acc. to customer’s specification
Modular design creates increased overall flexibility and multiple mounting options
No need for on-site alignment because of bracket with motor, equipment unit, brake, and coupling
Customized solutions for specific projects
Option of eccentric installation to permit the backlash to become adjusted between the pinion and the band gear
Optimized sealing systems prolong the support life
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Applications
Cranes
Excavators
Drilling platforms
Slew Drives, commonly referred to as a Slewing Gear or Slew Bearings, is normally a complete, prepared to install system that consists of a ball or roller slewing band 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 lower costs by replacing complicated in-house systems in machines that rotate heavy loads and require operation and innovation. Each has an unlimited slewing angle and range, move easily and jolt-free, no slip-stick impact, and provide the most effective transmission of high electricity and torque practical. Our Slew Drives happen to be entirely enclosed and sealed casing withstands harsh conditions and increases safety.
As a ready-for-installation program module, they replace many individual parts. Slew drives are used for aerial platforms, protection technology, public transport, forestry machine sectors, solar trackers, and much more.
SLEW DRIVE FEATURES
Compact style for space-saving constructions
Optimum load capacity in a concise design
Designed for lengthy service life with low maintenance
Basic integration into existing applications
Fast customization thanks to the modular structure
Particular designs deviating from our standard series are realizable
Steering systems for specialized vehicles and cranes (seeing that steering gears designed for wheelsets)
Manlift systems for slewing booms and baskets Light-weight cranes
Machine attachments, such as concrete demolition pincers, picker arms, and rotary forklifts
Handling equipment (automation technology)
Loading and unloading devices
Positioning devices/turntables including solar trackers
Ever-Vitality slewing drives are an important component in keeping weight and size to a minimum on tools such as tower cranes, Pitch and Yaw drives for wind energy, aerial systems and mixers. Their planetary composition means that they can tolerate ve
ry high torque values while maintaining reduced measurements, reduced weight and substantial efficiency. The broad range of available ratios permits the selection of a motor size and type which greatest suits users requirements: hydraulic or electric. Bevel type and hydraulic brake are some of the choices, which are available for this series. Basic mounting, operating dependability and adaptability make these units ideal for the most extreme duties and environments.
Customizable drive solutions, most from one source
Our durable, powerful and flexible commercial gear unit solutions satisfy your desires in every respect – the energy rating in addition to the installation. We offer all the important pieces of a slewing gear 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 product (helical or bevel-helical)
Planetary gear product with pinion shaft and extended housing at the output
Output pinion
Slewing equipment drives for any power score and mounting position
For larger equipment, the slewing equipment drive can be made up of various gear units that impact on the same girth gear with internal or external teeth. We offer the right mixture of gear devices for every requirement:
Our P series commercial planetary gear products and the X series commercial bevel gear and bevel-helical gear models are adequate for smaller torques as high as 500 kNm. A blend of XP series commercial planetary gear systems and X series commercial bevel-helical gear products provide larger torques as high as 4,000 kNm.
Slewing equipment drives are generally shaft-mounted designs. This ensures that the gear unit is mounted on top and the pinion on underneath. However, our drive choice is also available as a bottom-mounting variant or “bottom-up” version – in this case the pinion is put on top. The lubrication, oil expansion container and the seals will be adapted to the installation position.
This wide selection of Ever-Power planetary gear units is especially made for pinion and slewing ring drives. Successfully utilized on tower cranes, shipboard and harbor cranes, wind turbines and as steering drive on ship propulsion devices, they can be used in every applications where appropriate positioning is necesary. These Ever-Vitality slewing drives are suitable for the most serious duties atlanta divorce attorneys environment. The design of the planetary units optimizes torque functionality and radial load potential, to be able to give ideal meshing between pinion and ring gear. For appropriate adjustment, some editions have eccentric installation between your pinion axis and the casing axis. Their broad range of ratios enables selecting engine size and type which ideal suits the customer?s requirements and app. Ever-Power is pleased with its quality assurance insurance policy, including the Type Acceptance Certificate from DNV.
Features
Slew drive equipment reducers, from 9 kNm to 400 kNm optimum output torque over 10 primary sizes and 3 output reinforced support configurations:
– R: dual pilot flanged
– S: dual pilot compact
– H: single pilot entrance flanged
Modular design, with multi-optional executions

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