一号店彩票

主营:轴承回收、回收轴承
公司主营:轴承回收回收轴承业务
高价回收进口轴承、回收国产轴承,价格高、讲诚信

轴承基础知识复习,小编答错简单题受鄙视,要恶补

[ 关键词:轴承基础知识 发表日期:2021-08-10 09:00:26 ]

  一笔轴承回收大单完成与同事整理轴承,提到一轴承基础知识小编答错受到鄙视,自尊心受到打击,要恶补轴承基础知识。近期小编会重点发布基础知识,有要复习的常来,一起学习。

一、轴承寿命定义

一号店彩票  ZHOUCHENGJISHIZAIZHENGCHANGDETIAOJIANXIASHIYONG,TAOQUANHEGUNDONGTIDEGUNDONGMIANHUISHOUDAOJIAOBIANYAYINGLIYINGXIANG,YIHUIFASHENGCAILIAOPILAOYIZHIZAOCHENGBOLIERWUFASHIYONG。SUOWEIZHOUCHENGSHOUMING,JIUSHIZHIZAIGUNDONGMIANHUOGUNDONGMIANCHANSHENGZHEIZHONGBOLIZHIQIANDEZONGZHUANSHU(HUOZONGDEYUNZHUANSHIJIAN)。JISHIYIZUXIANGTONGZHOUCHENGZAITONGYITIAOJIANXIAYUNZHUAN,QIZHOUCHENGSHOUMINGYIYOUHENDADECHAYI,ZHEISHIYINWEICAILIAOPILAOBENSHENJIUJUYOULISANXING。YINCIDUIZHOUCHENGSHOUMINGCHANGYIQISHIXIAOGAILVBIAOSHU,YONGKEKAODUZHIBIAOLAIHENGLIANG。TEYINRUEDINGJIBENSHOUMINGDEGAINIAN。EDINGJIBENSHOUMINGZHIYIZUXIANGTONGZHOUCHENGZAITONGYITIAOJIANXIAJINXINGYUNZHUANSHI,90%BUHUIFASHENGGUNDONGPILAOXINGBOLIDEZONGZHUANSHU。(RUOYIMOUGUDINGZHUANSUYUNZHUANSHI,ZEYIZONGXUANZHUANSHIJIANBIAOSHI。

二、基本额定载荷

  JIBENEDINGDONGZAIHEHEJIBENEDINGJINGZAIHE1JIBENEDINGDONGZAIHECr:ZHOUCHENGZAIXUANZHUAN(n>10r/min)SHIDECHENGZAINENGLI,ZHIYITAOZHOUCHENGDANGEDINGSHOUMINGWEI100WANZHUANSHISUOCHENGSHOUDEZAIHE。2JIBENEDINGJINGZAIHECor:ZHOUCHENGZAIXUANZHUAN(n≤10r/min)SHIDECHENGZAINENGLI,ZHIZHOUCHENGZAIJINGZHIHUOHUANMANXUANZHUANZHUANGTAIXIA,GUNDONGTIYUGUNDAOJIECHUZHONGXINDEZUIDALIYINQIZONGBIANXINGYUEWEIGUNDONGTIZHIJINGDE1/10000SHISUOCHENGSHOUDEZUIDAZAIHE。

三、可靠度指

  YIZUZAITONGYITIAOJIANXIAYUNZHUANDEZHOUCHENGSUOQIWANGDADAOHUOCHAOGUOGUIDINGSHOUMINGDEBAIFENLVPINGUANKE29

四、额定寿命计算

  EDINGSHOUMINGDEJISUANLh=(106/60n)*(C/P)pDANWEI:hSHANGBIAOP:QIUZHOUCHENGQUZHI3,GUNZIZHOUCHENGQUZHI10/3;n:ZHOUCHENGZHUANSURPM;C:JIBENEDINGDONGZAIHE;YISHANGEDINGSHOUMINGDEJISUANSHIJIYU90%KEKAODUYIJISHIYONGPUTONGCHANGGUICAILIAOGONGYIJIAGONG,ZAIZHENGCHANGGONGZUOQINGKUANGXIASHIYONGDESHOUMING。RANERXUDUOSHIYONGCHANGHEYAOQIUDUIBUTONGDEKEKAODUJITESHUZHOUCHENGXINGNENG,YIJIQITAFEIZHENGCHANGYUNZHUANTIAOJIANXIADESHOUMINGJISUAN,ZHEISHIKECAIYONGYIXIAXIUZHENGJIBENEDINGSHOUMINGJISUANGONGSHI。XIUZHENGEDINGSHOUMING:Lna=a1*a2*a3*LhKEKAODU999897969590a10.210.330.440.530.621a1:KEKAOXINGSHOUMINGXIUZHENGXISHUa2:TESHUZHOUCHENGXINGNENGSHOUMINGXIUZHENGXISHUCAIYONGTESHUZHONGLEIYUZHILIANGDECAILIAOHETESHUDEZHIZAOGONGYIYIJIZHUANMENDESHEJISHI,YONGGAIXISHULAIFANYINGSHOUMINGDEBIANHUAa3:YUNZHUANTIAOJIANXIUZHENGXISHUYUNZHUANTIAOJIANBAOKUORUNHUACHONGFENYUFOU(ZAIGONGZUOSUDUHEWENDUXIA),WAILAIYOUHAIWUZHICUNZAIYUFOU,YIJIYINQICAILIAOXINGNENGGAIBIANDETIAOJIAN(GAOWENZAOCHENGYINGDUXIAJIANG)。ZHENGCHANGDEDONGZHUANANZHUANGTIAOJIANa3QU1。RUNHUATIAOJIANSHIFENLIXIANG,ZUYIZAIZHOUCHENGGUNDONGJIECHUBIAOMIANXINGCHENGDANXINGLIUTIDONGYAYOUMO,ERDADAJIANGDIBIAOMIANSHIXIAOYINQIDEPILAOPOHUAIGAILV,CISHIa3DAYU1。RUNHUABULIANG,GONGZUOWENDUXIARUNHUAJIDEYUNDONGZHANDUDUIQIUZHOUCHENGXIAOYU13mm2/s,YINGQUa3XIAOYU1。