
南京SKF轴承各个部位的寿命挽救措施
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(1)节省了南京SKF轴承套圈的内径和外径。(1)theinnerdiameterandouterdiameterofNanjingSKFbearingringsares***ed.首先,测量零件中各缺点(非对称)的尺寸,计算小磨粒(零件尺寸偏离时的磨粒)m。然后,偏移零件的中点(朝着增加缺点处磨粒的数量),大偏移是m/2,即计算缺点的相位。磨削是提高磨削用量的关键。Firstly,thesizeofeachdefect(asymmetric)inthepartismeasuredaccurately,andtheminimumabrasiveparticle(abrasiveparticlewhenthepartsizedeviates)miscalculated.Then,offsetthecenterofthepart(towardincreasingthenumberofabrasiveparticlesatthedefect),themaximumoffsetism/2,thatis,calculatethephaseofthedefect.Grindingisthekeytoimprovegrindingc***umption.(2)内外滚道打捞(2)insideandoutsideracewaysalvage磨削南京SKF轴承环的设计准则是内径或外径,即磨削内径和磨削滚道。例如,如果内滚道存在不对称缺点,则需要测量零件的内径,并计算在内滚道缺点处的大磨损M和大磨损M1。当M1<m时,内径磨削时需要内圈的中点偏差。大偏差M1/2,即磨削内径时,内滚道缺点的磨削量相对增加,然后集中于磨削缺点,从而节省了浪费。当M1等于m时,正常磨削不能磨损。根据情况,我们可以使用(1)节中描述的方法来保存。ThedesigncriteriaofgrindingNanjingSKFbearingringareinnerdiameterorouterdiameter,thatis,thefirstgrindinginnerdiameterandgrindingraceway.Forexample,ifthereisanasymmetricdefectintheinnerraceway,itisnecessarytomeasuretheinnerdiameterofthepartaccuratelyandcalculatethemaximumwearMandthemaximumwearM1atthedefectoftheinnerraceway.WhenM1<m,thecenterdeviationoftheinnerringisneededwhengrindingtheinnerdiameter.MaximumdeviationM1/2,thatis,whengrindingtheinnerdiameter,thegrindingamountoftheinnerracewaydefectsisrelativelyincreased,andthenconcentratedonthegrindingdefects,thuss***ingwaste.WhenM1equalsm,normalgrindingcannotwear.Accordingtothesituation,wecanusethemethodsdescribedin(1)sectiontos***e.在保证南京SKF轴承零件硬度和渗碳深度的前提下,进行了中点偏磨。在一次偏差磨削中不能达到总偏差。它一般分为几种磨削操作,即反复偏心磨损。测量。偏心磨削再磨的调整。磨削后,对缺点进行再校准。正常磨削校正椭圆度。这种方法效率低,要求操作人员具有较高的技术水平,但在单机生产中,使用这种方法节省单件生产的成功率较高,不会延误生产进度。经过多年的实践证明,该方法是有效的。OnthepremiseofensuringthehardnessandcarburizingdepthofSKFbearingpartsinNanjing,thecentraleccentricweariscarriedout.Thetotaldeviationcannotbeachievedinonedeviationgrinding.Itisgenerallydividedintoseveralkindsofgrindingoperati***,thatis,repeatedeccentricwear.Measurement.Adjustmentofeccentricgrindingregrinding.Aftergrinding,thedefectsarerecalibrated.Normalgrindingcorrectedellipticity.Thismethodisinefficientandrequiresoperatorstoh***eahighleveloftechnicallevel,butinsinglemachineproduction,theuseofthismethodtos***ethesuccessrateofsinglepieceproductionishigher,willnotdelaytheproductionschedule.Afteryearsofpractice,itisprovedthatthismethodiseffective.文章来自:南京SKF轴承www.wh-Thearticleisfrom:NanjingSKFbearingwww.wh-文章来自:南京INA轴承a-Thearticleisfrom:NanjingINAbearinga-文章来自:南京NSK轴承Thearticleisfrom:NanjingNSKbearing***:524085168电话:0510-81207777手机:13311666672)