FAG Bearings I Part 10 pptx

...

Ngày tải lên: 10/08/2014, 19:20

... life. Rated viscosity ␯ 1 The rated viscosity is the kinematic viscosity attributed to a defined lubrication condition. Cp. also Viscosity ratio ⑂ and Attainable life. Relubrication interval Period ... or organic thickeners and lubricating oils, – Synthetic greases consisting of organic or inorganic thickeners and synthetic oils. Lubricating oils Rolling bearings can be lubricated either...

Ngày tải lên: 10/08/2014, 19:20

... arrangement, fits, lubri- cation and sealing. Important rolling bearing engineering terms are print- ed in italics. At the end of this publication they are summarized and explained in a glossary ... non-reversing four- high cold rolling stand for aluminium . . 6/8 105 Work rolls for the finishing section of a four-high hot wide strip mill . . . . . . . . . . 6/8 106 Roll mountings of a two...

Ngày tải lên: 10/08/2014, 19:20

... high cutting capacities. Bearing dimensioning The bearing size is primarily based on the spindle rigidity required, i. e. on the spindle diameter. The fatigue life of the bearings is taken into ... speed and high ri- gidity can be met with spindle bearings. As the spindle requires primarily a high radial rigidity, it is advisable to provide bearings with a contact angle of 15° (design...

Ngày tải lên: 10/08/2014, 19:20

... lubricat- ing oils. A central circulation lubrication system with recooling supplies all bearings with oil. Holes in the bearing housings, circumferential grooves in the bearing outer rings and in ... the main bearings are preloaded with 100 kN via spherical roller bearings FAG 23888K.MB.C5. Bearing dimensioning Two cylindrical roller bearings FAG 522028 mount- ed side by side h...

Ngày tải lên: 10/08/2014, 19:20

... roller bearing pair depends on gearing and the operating conditions. Lubrication Oil sump lubrication provides the transmission bear- ings with lubricant. The flinger oil is conveyed via the ring gear ... the housing is given a tight fit (perhaps a drive seat). Lubrication, sealing The suspension bearings are lubricated with a lithium soap base grease of penetration class 3 with anti-corro...

Ngày tải lên: 10/08/2014, 19:20

... the outer ring. Lubrication The spherical roller bearings are supplied by circula- tion lubrication with a mineral oil quantity of 8 l/min. A mineral oil with sufficient viscosity and EP additives is selected. ... sealing is provided by labyrinths. In view of the adverse ambient conditions an additional, rubbing seal with elastic lip is provided. Inner sealing is effected by the tube commun...

Ngày tải lên: 10/08/2014, 19:20

... during axial displacement is limited to the rolling contact friction occurring in the linear bearings (coefficient of friction µ ≈ 0.05). Bearing dimensioning For converters, the index of static ... have a fixed centre lip on the inner ring and retaining lips on both sides. The split machined brass cage is of the outer-ring riding type. Bearing dimensioning Vibrating screen bearings which...

Ngày tải lên: 10/08/2014, 19:20

... guided in rolling bearings which are par- ticularly low in friction and which have a high degree of running accuracy and radial rigidity. FAG has designed a number of highly efficient locat- ing/floating ... or FAG VOS (oil lubrication) which were especially developed for fan applications. Since the operating speed is relatively high, bearings with a high speed suitability are used, e...

Ngày tải lên: 10/08/2014, 19:20

... viscosity, depending on mean bearing diameter d m and operating speed n (fig. 2). The diagram (fig. 3) for determining the basic a 23II factor is subdivided into zones I, II and III. Most applications ... lubricants with additives with a corresponding suitability proof. ** With ␬Ϲ0.4 wear dominates unless eliminated by suitable additives. Kinematically permissible speed The kinematically pe...

Ngày tải lên: 10/08/2014, 19:20