Nsk dbs type slewing bearings small slewing ring and. Unasis can now offer an extensive range of tools the correct installation of aerospace bearings. Type 1, cylindrical cross roller a internal gear bearing page 5 b external gear bearing page 6. The success of the rollix slewing ring is the result of the precision of our finishing by grinding. Our rothe erde profile bearings are a specific type of ball bearing slewing rings. 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. Together with attachment holes in both rings, they enable an optimized power. Worm gear slew drive we type crane slewing bearing. General technical information slewing bearings support structures design of the support structure the slewing ring has a limited axial stiffness.
Slewpros 30 series is a slewing ring bearing series with a rectangular cross section that offers a high degree of stiffness. We distinguish between two types of profile bearings firstly, l profile bearings which are bent and welded, and secondly, the seamlessly rolled and subsequently profiled rings. Additionally, the xray equipment, on the order of 1. Since slewing bearings are generally manufactured in very large diameters. Slewing bearing ring turntable bearing swing bearing manufacturer factory jiangsu teyo slewing bearing co. All our production is perfectly under control and the matching of the rings and the rolling elements, gives batch after batch, the certainty to obtain the right bearing for this very demanding application. The bearing rings are supplied without gear teeth or, in order to achieve simple drive solutions, are available with external or internal gear teeth. The current product range includes slewing ring bearings which may be single or doublerow fourpoint contact, triplerow roller or a combination of both ball and roller elements. Large diameter antifriction slewing rings rotek incorporated. In addition to standard types, a variety of customised and application specific special designs are available.
Kavitsu slew ring bearings represent a technological marvel in the fields of mechanical power transmission systems. Materials for psl slewing rings production carbon standard or heat treated steels, as well as chromemolybdenum and chromevanadium steels are used. The resulting load arising from contact of the rolling element on the raceway. Nine questions to ask when specifying a slewing ring bearing. A pdf version of the catalog may be downloaded from the.
The unasis range includes swaging, staking, cutting and installremove tools as well as proof. Roller slewing rings have been the only choice for. General technical information slewing bearings global bearing. Singlerow spherical type series 01 single row four point contact series q single row four point contact series hs crossover rolling type. Shengbao road the third industrial part, tongshan economic development zone, xuzhou jiangsu, china, 221116. Single row ball slewing ring series 2100 bearings are fourpoint contact slewing rings with inductionhardened, offset raceways. Crossover rolling type series 11 single cross roller series j single cross roller series hj doublerow spherical type. Frb bearings,which is the only professional manufacturer who committed to manufacturing and development of high precision slewing bearings and crossed roller bearings in china. Slewing bearings are machine elements which absorb all axial and radial forces, and tilting torques which result from these, in one single latching, readytoinstall bearing unit. Such a bearing was developed and manufactured by imo. Kaydon corporation issue 11 slewing ring bearings catalog 390 18005143066. The following sections discuss application criteria and provide a guideline for selecting a slewing ring bearing.
Rollix slewing ring installation maintenance spanish. It must be mounted on a machined supporting base, ensuring. Fourpoint contact, singlerow ball slewing ring bearing series. Large diameter bearings three row roller crane use slewing. Introduction to slewing bearing slewing bearings are largesize rolling bearings im1ich can accommodate axial, radial and moment loads either single or in combination direction. Many industries find thin section bearing advantageous, from applications in the robotics industry to semiconductor manufacturing equipment all benefit from the features of thin section. Kaydons slewing bearings offer a wide variety of solutions for the most demanding specifications in a variety of applications, including.
Torriani gianni slewing bearing, tg slewing ring bearing. Largediameter slewing ring bearing storage methods. More than 350,000 large diameter bearings have been produced for use world wide. The kaydon slewing bearing selector allows you to search our standard slewing bearings by part number or bearing requirements. The slewing bearing is of singlerow four point contact ball internal gear type, with the diameter of the ball diameter at 50 mm, and the pitch circle diameter of. Large diameter bearings three row roller crane use slewing ring bearing offered by. Kavitsu is a pioneer in manufacturing and supplying. Slewing ringrotary table bearingcross roller bearing.
Leonessa brevini general slewing rings catalogue shows the entire production range. Kaydon bearings slewing ring bearings section 4 contents. Uipi slewing bearing catalogue universal industrial. Pdf a catalogue capacity of slewing bearings researchgate. November 2011 slewing rings should never be fixed by welding, nor should welding processes be carried out nearby. Slewing ring bearings, turntable bearings fh slewing bearing. Slewing ring bearings specification data sheet kaydon. Socare manufactures eight lines of slewing rings rk, hs, ht, mt, xt, dt, xr, and tr, each bestinclass and milled to the. Telephone 18888031895 slewing ring fax 14014387680 18. This design is relatively resistant to companion structure deviations. Slewing bearings comprise an inner ring and an outer ring, one of which usually incorporates a gear. Comparisons and costeffectiveness the storage of slewing ring bearings is a somewhat undocumented necessity of critical spares in. Thus, they are an exceptionally economical edition in terms of storage. Since 1988, weve been supplying satisfied customers with slewing rings and slew drives that meet their usage.
General technical information slewing bearings rev2. Light series slewing ring turntable bearing for welding. Rigia bearings rigid bearings for industry robot automation specialized in small slewing ring, crossed roller bearings and harmonic drive output bearings. Liebherr manufactures slewing bearings for a wide range. Largediameter antifriction slewing rings rotek incorporated rotek incorporated 1400 south chillicothe road. As a public company for slewing bearing designing, machining, assembling, fabricating and repairing, we provide a turnkey project for all your requirements. Slewing ring bearings have many advantages in applications where the bearing must support an upper structure and facilitate its rotation. Slewing ring bearings, turntable bearings kaydon bearings. Slewing bearing ring turntable bearing swing bearing. Manufacturer of top quality slewing ring bearing from luoyang jcb bearing technology company we are luoyang jcb bearing technology company, working on.
A method of computing the catalogue capacity of a slewing bearing, taking into account flexuraltorsional flexibility of bearing rings, flexibility and number of. For the latest version of the large diameter bearing product catalogue by liebherr, please visit. Since tgb group technologies was founded in barcelona spain in 1992, the company has been producing movement solutions for different leading companies in the different market sectors. The current product range includes slewing ring bearings. If youve ever been in the market for a slewing ring bearing, you may have found the number of available options to be somewhat limited. Staff engineer walker process equipment division of mcnish corporation may. This product catalogue provides information on the comprehensive, standard range of liebherr slewing ring bearings for diameters between 31. Rigia specialized in nsk model 260dbs209y slewing ring bearing. Slewing ring selection slewing ring functions bearing function the knowledge of loads and working conditions is necessary to allow us to design and dimension the bearing. Together with attachment holes in both rings, they enable an optimized power transmission with a simple and quick connection between adjacent machine components. Rigia bearing small slewing ring and high rigidity. The light slewing bearing has the same structure with four point contact ball slewing bearing, but the weight is light and could be used for some. Torriani gianni slewing bearing tg slewing ring bearing. Readytoinstall units consisting of an antifriction bearing for the simultaneous transmission of axial and radial.
Request a slewing ring bearings quote and learn more about how kaydons engineering expertise can help you solve your most demanding ball bearing and slewing ring bearing challenges. Download, crane bearing, high precision bearing rollix. Portuguese catalog 390 for slewing ring bearings kaydon. A slewing ring conveys the force of a bearing part to a stationary part of a mechanism. Kaydon bearings has released a portugueselanguage edition of its slewing ring bearing catalog.