The servo itself has a continuous torque capacity of 2. In the workspace, add desired custom features as needed. Worm slewing drive units are available with one or more drives and with single or doublegear worms, which, depending on the efficiency, enable the drive to selflock. Together with attachment holes in both rings, they enable an optimized power transmission with a simple and quick connection between adjacent machine components. Slewing drives by liebherr dat 200 the gearboxes are designed using the very latest development and calculation methods. A wide range of standard ball and roller slewing rings are also constantly available in stock for a variety of applications. The inner geometry of the rolling bearing is provided by the user, but it can also be approximated from the load capacities by the software. Project 40 telescope drive design calculations table of. Marked by a red line on the gear face for the geared ring. The bearing is designed to withstand the axial and radial loads as well as the tilting moment generated by the maximum load at maximum outreach. The software is available in english, french, german, spanish, korean, chinese and japanese language, units can be shown metric or in the us system. The calculation software for axialradialrollerbearings or three row slewing rings is considering deformations of bearing rings using finite element analysis.
Apr 18, 2011 the load distribution of a certain slewing bearing which used in wind turbines system is analyzed and calculated by using matlab numerical calculation software and ansys finite element analysis software. Mechdesigner models machines, mechanisms, cams gears, belts. Figure 1 typical example of load formula conditions of validity calculation of equivalent axial and moment static load slewing rings table 2 four point contact ball slewing rings crossed roller slewing rings f. Slewing drives are made by manufacturing gearing, bearings, seals, housing, motor and other auxiliary components and assembling them into a finished gearbox. Further available resources are the software documentation, a brochure and an example report for slewing ring bearings. As many slewing rings exhibit an addendum correction it is imperative to get a suitably corrected pinion to ensure efficient meshing. Gcp2 calculates for both normal and transverse planes. Socare slewing bearing is a professional manufacturer and supplier of slewing bearing, slewing drive and slewing ring in qingdao,china. Bearing selection guide for kaydon slewing ring bearings. The reinforced output supports of this series and its compact dimensions offer reliability in applications with high radial loads. Sort by date 1 helping software developers help you novemberdecember 2017.
Imperial bearings can use either a fellowes stub gear or an american stub or full depth gear. On this page the demo versions and the software documentation are available. The calculation returns the pressure distribution between the rolling elements and the reference life according isots 16281 for a given loading force and moment or tilting. Slewing gear manufacturers suppliers of slewing gear. With the extra function tandem the system may be used for automatic tandem operation of slewing cranes. Gear design optimization and production software excellent. We have firstrate facilities, large production capacity, excellent engineers and technicians, modern production plant and complete testing equipment, we can reach the.
The forces in a screw gear mesh are similar to those in a worm gear pair mesh. The slewing drive does this by meshing the grooves of a horizontal screw the worm with the teeth of a gear placed perpendicular to the screw. If the software is updated with a new version the database zmesys. When optimized design selection of slewing bearing, the slewing gear is optimized by changing the modulus, it is necessary to comprehensively consider the two factors of gear tooth force and dynamic load fluctuation amplitude, and obtain a better dynamic load history within the gear bearing capacity range. The load distribution of a certain slewing bearing which used in wind turbines system is analyzed and calculated by using matlab numerical calculation software and ansys finite element analysis software. Selection of suitable slewing ring type and size according to stated criteria. Currently, the liebherr portfolio of worm slewing drive units comprises raceway diameters of 223 to 725 mm for torques of up to 250,000 nm and a maximum tilting moment of 1,100 knm. Software for the gear manufacturer gcp2 ash gears own gear calculation software. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users.
Our technical staff utilise the most up to date calculation software available in the design process. The description of functionality of rolling bearing calculation for slewing rings. The slewing drive is a gearbox that can safely hold radial and axial loads, as well as transmit a torque for rotating. Friction torque calculation of the slewing bearing is done by the help of two commercial software namely, ansys as a finite element analysis program and adams as a multibody dynamic simulation. The 28 tooth spur gear is on the shaft of the motor plus gear and the gear ratio of the onepiece servo is 9. Calculation of equivalent axial and moment static load crossed roller slewing rings fourpoint contact ball slewing rings slewing rings formula valid if f or f oa 2000. Worm slewing drive units are available with one or more drives and with single or double gear worms, which, depending on the efficiency, enable the drive to selflock. It is crucial for the slewing bearing to have a long service life.
Pdf experimental determination and analytical model of. As a result, liebherr slewing drives are characterised by maximum. Download slewing ring bearing 3d cad models, 2d drawings. Competitive slewing drive products from various slewing drive manufacturers and slewing drive suppliers are listed above, please select quality and cheap items for you. The system may be adapted to geometric conditions of luffing gear. Steel is a popular choice when creating metal gears due to its high strength and low cost. Tenze is the technical expert in slewing ring bearing,swing. Slewing ring bearing, high precision bearing, special. With the right feedback, you can get your software developer to work for you to provide the most relevant features possible 2 romax technology launches gearbox and driveline design software package. Gear calculations are performed using licensed software purchased. Analysis and calculation of load distribution for slewing.
Slewing bearings comprise an inner ring and an outer ring, one of which usually incorporates a gear. Free gear design software gear creator emachineshop. They use components common to our complete range winches, slewing units, industrial gears, free fall winches giving the advantage of mass production. A key part of gear design software development is customer feedback. Modelling of rollers in calculation of slewing bearing with the use of finite elements. Panjiva uses over 30 international data sources to help you find qualified vendors of slewing gear. F r f a slewing rings are sealed on both sides, lubricated with a high quality grease, can be relubricated via lubrication nipples and are particularly easy to fit. Optimized design selection of slewing bearing xzwd. The kaydon slewing ring bearing selector allows engineers and designers to easily search kaydons slewing bearings catalog by bearing type, gear type, external and internal dimensions, static loads, and other parameters. Both the analytical formula and fea are used for analyzing and calculating the maximum stress, so as to provide reliable reference and. Simplify designs with slewing ring bearings kaydon bearings white.
About the known slewing rings with inductively hardened raceways, ibo supplies slewing rings with through hardened bearing rings as well as systems made of light materials. Calculation of the maximum ball load and the fatigue life of the bearing were performed. Modelling of rollers in calculation of slewing bearing with. An example is a radar scanning 360 degrees by slewing around the z axis. Pdf modelling of rollers in calculation of slewing. Rolling bearing analysis mesys ag mesys ag software for. November 2011 fastening bolts slewing ring load curves assume that either grade 8.
The gear rotates as the screw turns, and the screws axial movement force is then transmitted to the radial gear as magnified output torque. Mesys rolling bearing calculation mesys ag software. We manufacture slewing rings and slew drives under the brandname of qcb and offer. Results include the option to download 3d cad drawings. Tensun design team will propose you innovative and customized solutions meeting your most demanding specifications, using the newest calculation software as well as finite element analysis. Packaging compared with standard bearings, the rollix slewing ring is a good solution to reduce the assembling time, to simplify the structure and to increase the capacity of the whole system. To search kaydons slewing ring bearing catalog by bearing type, gear type. The process of rotating a telescope to observe a different region of the sky is referred to as slewing. Rolling bearing analysis mesys ag mesys ag software. Slewing bearing selector engineering software videos lit downloads thin bearing cad models slewing bearing cad models case studies white papers faqs.
The high capacity of our gear is the result of our process control. Extensive testing facilities and an inhouse materials laboratory form the basis for ongoing development and even greater improvement. The rollix slewing rings manufacture millions of bottles all around the world everyday. Contact contact directory contact form request for quote. Standard products bearing remanufacturing specification data sheets.
Project 40 telescope drive design calculations table of contents. Tenze is the technical expert in slewing ring bearing. Dt series slewing ring bearings feature an eightpoint ball design developed by. Wholesale slewing drive slewing drive manufacturers. Slew drive gear crs calculation hi, i need to calculate the distance between centres of slewing gear and pinion. Slewing bearing manufacturer,slewing drive supplier,slewing. Together with attachment holes in both rings, they enable. The bearing rings are supplied without gear teeth or, in order to achieve simple drive solutions, are available with external or internal gear teeth. Ibo has the necessary software solutions and knowhow in the application and the data exchange allows a reduced effort in the prototype development. The planetary series dedicated to slewing applications boasts different sizes with peak torque ranging between 1200 and 20 nm. The calculation software for axialradialrollerbearings or three row slewing. Calculation of the equivalent loads for the calculation, the resultant of the radial loads f r is transposed into an equivalent axial load using a factor k r as follows. Gear teeth can be cut into a number of slewing ring bearing surfaces. We supply highaccuracy slew rings,slew drive and gears.
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