耐高温轴承的代用原则和代用方法
YI、NAIGAOWENZHOUCHENGDEDAIYONGYUANZE
1、耐高温轴承的工作能力系数和允许静载荷等技术参数要尽量等于原配轴承的技术参数。
2、应当选择允许极限转速等于或高于原配轴承的实际转速。
3、代用轴承的精度等级要不低于原配轴承的精度等级。
4、尺寸要相同,不能因为更换轴承而随意改变机器与轴承相配合的尺寸。
5、采用镶套方法的轴承,要保证所镶轴套的内外圆柱面的同心度,并应正确选用公差与配合。
ER、NAIGAOWENZHOUCHENGDEDAIYONGFANGFA
1、ZHIJIEDAIYONG
DAIYONGNAIGAOWENZHOUCHENGDENEIJING、WAIJINGHEHOUDUCHICUNYUYUANPEIZHOUCHENGWANQUANXIANGTONG,BUXUCAIQURENHECUOSHIJIKEANZHUANGSHIYONG。
2、JIADIANDAIYONG
DAIYONGNAIGAOWENZHOUCHENGDENEIJING、WAIJINGYUYUANPEIZHOUCHENGWANQUANXIANGTONG,JINKUANDUJIAOZHAISHI,KECAIYONGJIADIANDAIYONG。SUOJIADIANQUANDEHOUDUDENGYUYUANPEIYUANPEIZHOUCHENGHEDAIYONGZHOUCHENGDEKUANDUCHA。DIANQUANNEIJINGYUZHOUCAIYONGJIANXIPEIHE,WAIJINGWEIZHOUCHENGNEIQUANDEWAIJING。DIANQUANLIANGDUANMIANYAOPINGXING,ANZHUANGSHIDIANQUANYINGJINKAOZHOUDETAIJIAN。
3、YIKUANDAIZHAI
DANGMEIYOUYUYUANPEIZHOUCHENGCHICUNXIANGJINDEDAIYONGZHOUCHENG,KEYICAIQUGAIBIANZHOUJINGHUOWAIQIAOKONGDEBANFA,SHIQIYUDAIYONGZHOUCHENGXIANGPEIHE。DANZHOUJINGHUOKONGJINGDEJIAGONGLIANGBUNENGTAIDAYIMIANYINGXIANGLINGJIANQIANGDU。CAIYONGBIAOZHUNXINGHAODEZHOUCHENGDEJIQI,JINLIANGBUCAIYONGCIFA。
4、GAIBIANZHOUHUOWAIQIAOKONGDECHICUN
DUIYUFEIBIAOZHUNDEYITAOTAIDEZHOUCHENG,KEYICAIQUGAIBIANZHOUJINGHUOWAIQIAOKONGDEBANFA,SHIQIYUDAIYONGZHOUCHENGXIANGPEIHE。DANZHOUJINGHUOKONGJINGDEJIAGONGLIANGBUNENGTAIDAYIMIANYINGXIANGLINGJIANQIANGDU。CAIYONGBIAOZHUNXINGHAODEZHOUCHENGDEJIQI,JINLIANGBUCAIYONGCIFA。