2014年8月31日星期日

slewing ring bearings Technical Requirements

Classification Summary Rolling classification of rolling bearings: Rolling bearing load bearing structure type classification  said contact angle is slewing bearing divided into different radial bearings are mainly used to bear radial load Rolling nominal contact angle nominal contact angle divided into radial contact slewing ring bearings nominal contact angle heart to heart contact bearings bearing nominal contact angle greater than radial bearings thrust bearings are mainly used to bear axial load Rolling nominal 2002: Machine. 1. By Rolling structural type classification (1) can bear the load bearing their direction or precision spindle bearings nominal contact angle, divided into: a) radial bearings ----- mainly used to bear radial load bearing, nominal contact angle from 0 to 45. Press nominal contact angle is different, is divided into: radial contact bearings ----- nominal contact angle is zero radial bearings: Radial angular contact bearings ----- nominal contact angle greater than radial bearings 0-45 of . 2) thrust bearing ----- mainly used for axial load bearing, the nominal contact angle greater than 45-90. Press nominal contact angle is divided into different: Axial contact bearings ----- nominal contact high precision bearings angle of 90 thrust bearings: Axial angular contact bearings ----- nominal contact angle greater than 45 but less than 90 of the thrust bearing. 

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