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枢纽轴承常识
作者:Steven 宣布于:2018-01-12 15:32:36 点击量:

  buxiugangganduanshuniuzhouchengchangjiaweininxianrong:

  

  shuniuzhouchengchangshi

  

  yi、genjiguandian

  

  1    jingxiangewaidongzaihe:shuniuzhouchengzhongderenwuwaibiaodongyinglidaodazuidaxuyongyinglishidejingxiangzaihe。

  

  2   zhouxiangewaidongzaihe:shuniuzhouchengzhongderenwuwaibiaodongyinglidaodazuidaxuyongyinglishidezhouxiangzaihe。

  

  3   shouming:shuniuzhouchengdemocaxishudaodahuadingdejixianzhihuoshuniuzhouchengmosunliangkuayuehuadingdejixianzhishishuniuzhouchengrenwubaidongdezongcishu。

  

  4   jingxiangdangliangdongzaihe:yihengdingdejingxiangzaihe,zaigaizaiheganhuaxia,shuniuzhouchengzhongrenwuwaibiaodazhangyingliyuxianshizaiheganhuaxiangcheng。yongyuxiangxinshuniuzhoucheng、jiaodazhangshuniuzhoucheng、ganduanshuniuzhouchengtongshimengshoujingxiangzaihehezhouxiangzaiheshijijiaoshuniuzhouchengliyongshoumingyong。putongqingkuangxia,duixiangxin、jiaodazhangshuniuzhouchengmengshoudezhouxiangzaihebaojubuyaokuayuejingxiangzaihede30%,ganduanshuniuzhouchengmengshoudezhouxiangzaihebaojubuyaokuayuejingxiangzaihede20%

  

  5   zhouxiangdangliangdongzaihe:yihengdingdezhouxiangzaihe,zaigaizaiheganhuaxia,shuniuzhouchengzhongrenwuwaibiaodazhangyingliyuxianshizaiheganhuaxiangcheng。yongyutuilishuniuzhouchengtongshimengshoujingxiangzaihehezhouxiangzaiheshijijiaoshuniuzhouchengliyongshoumingyong。putongqingkuangxia,duituilishuniuzhouchengmengshoudejingxiangzaihebaojubudekuayuezhouxiangzaihede50%

  

  6   baijiaoβ:baidongtaoquanshangmouyizhijingbaidongdaolianggejixiandiweijiandejiajiao。

  

  7   baici:shuniuzhouchengbaidongtaoquanshangmouyidianbaidongle   2β  jiaoshiweiyibaici。

  

  er、shuniuzhouchengdexuanyong

  

  xuanyongshuniuzhouchengshi,yingchongshizhenzhuoshuniuzhouchengdezaihejuxi、biaodemudejitongbaotili、shuniuzhouchengdehuodongtili、gongkuangqianti、guanghuatili、dingwei(jingxiang、zhouxiang)、qingqiudeliyongshouminghezhuangzhiyuchaixiedengqingqiu。

  

  san、shuniuzhouchenggongtong

  

  zhouyuzhouchengneikongdegongtong

  

  waiqiaokongyuzhouchengwaijingdegongtong

  

  4 shuniuzhouchenggongtongtiaoxuandegenjizhunsheng。

  

  4.1 anzhaozhouchengdefanli、chicun、gongyi、youxi,zhouchengderenwuqianti,ganhuazaizhouchengshangzaihedejuxi、biaodemudehexingzi,zhouhewaiqiaokongdeziliao,hezhuangchaibianlidenglaitingzhizhouchengyuzhouhewaiqiaokonggongtongdetiaoxuan。

  

  4.2 zhouchengdebaidongtaoquanputongjienaguoyinggongtong,shizhouchengzaizaihexiarenwushi,taoquanzaizhouhewaiqiaokongdegongtongwaibiaobufashengmosunhejueduidongdanjingxiang。

  

  4.3 weibimianneiquanyuzhouzhijiandehuadonghuopufu,neiquanyuzhouyingyouxianjienaguoyinggongtong,ruoshiweizhuangchaibianlihuoyinweijienafudongzhicheng,erbixuxuanyongkongxigongtongshi,zhoujingwaibiaobixucuiying。

  

  4.4 xuanyongguoyinggongtongshi,yingzhenzhuoguoyingliangduijingxiangyouxideyingxiang。duibixuliyongjiaodaguoyingliangdechangsuo,yingxuanyongyuanshiyouxidayugenjizuyouxizhidezhoucheng。

  

  4.5 zhouhewaiqiaokongdegongyidai

  

  4.5.1 zhoudegongyidaianbiao1dehuadingbaqu。

  

  biao1zhoudegongyidai

  

  轴承范例任务前提公役带

  

  光滑型自光滑型

  

  向心枢纽轴承各类载荷、浮动支承h6,h7h6,g7

  

  各类载荷、牢固支承m6k6

  

  角打仗枢纽轴承各类载荷m6,n6m6

  

  推力枢纽轴承各类载荷m6,n6m6

  

  4.5.2 waiqiaokongdegongyidaianbiao2dehuadingbaqu

  

  轴承范例任务前提公役带

  

  光滑型自光滑型

  

  向心枢纽轴承轻载荷、浮动支承H6,H7H7

  

  重载荷、牢固支承M7K7

  

  轻合金外壳孔N7M7

  

  角打仗枢纽轴承各类载荷、浮动支承J7J7

  

  各类载荷、牢固支承M7M7

  

  推力枢纽轴承纯轴向载荷H11H11

  

  连系载荷J7J7

  

  si、shuniuzhouchengdeshoumingjijiao

  

  xianshishangjijiaoshuniuzhouchengdeliyongshouming,doushijiadingshuniuzhouchengzhuangzhizhunque、guanlijiazai、changwenxiarenwu、shuniuzhouchengguanghuajiechu、wuwailaiwuqinrushuniuzhoucheng。

  

  1ewaizaihedejijiao

  

  轴承范例磨擦副资料额外动载荷计较公式额外静载荷计较公式

  

  向心枢纽轴承钢对钢Cdr=85×C×dmCs=425×C×dm

  

  钢对PTFE织物Cdr=120×C×dmCdr=242×C×dm

  

  钢对PTFE复合资料Cdr=90×C×dmCdr=225×C×dm

  

  钢对青铜Cdr=50×C×dmCdr=125×C×dm

  

  角打仗枢纽轴承钢对钢Cdr=85.5×(B+C-H)dmCdr=426×(B+C-H)dm

  

  钢对PTFE织物Cdr=128×(B+C-H)dmCdr=254×(B+C-H)dm

  

  推力枢纽轴承钢对钢Cdr=170×(B+C-H)dmCdr=920×(B+C-H)dm

  

  钢对PTFE织物Cdr=255×(B+C-H)dmCdr=560×(B+C-H)dm

  

  zhu:c:waiquankuandu   dm:zhouchengqiujing    b:neiquankuandu    h:zhouchenggaodu

  

  2   huadongsulv

  

  v= 2.9089×10-4  ×β×f×dm

  

  β:baidongjiao

  

  f:baidongpinci

  

  dm:dm=§dmweidengxiaohuadongqiumianzhijing,§weizhesuanxishu;xiangxinwei1,jiaodazhangwei0.9,tuiliwei0.7

  

  dm:zhouchengqiujing

  

  3   mingyidazhangyali

  

  p(xiaoxie)= k×              (n/mm2)          (cd:ewaidongzaihe)

  

  磨擦副资料钢对钢钢对PTFE织物钢对PTFE复合资料钢对青铜

  

  k10015010050

  

  4   shuniuzhouchengliyongshoumingdejijiao

  

  shuniuzhouchengdeliyongshoumingyuzhouchengdemengshouzaihe、huadongsulv、mocafuziliao、dangliangdongzaihexishu、zaihetezheng(hengdingzaihe、maidongzaihe、jiaobianzaihe)xishu、wendushoumingxishu、huadongsulvshoumingxishu、zaiheshoumingxishu、zhouchengpinzhiyuguanghuashoumingxishu、zhongguanghuajulishoumingxishu、zhongguanghuabaijiaoshoumingxishuyouguan。

  

  wu、shuniuzhouchengdeliyonggongkuangyushengxiaojiandingyuanze

  

  yixiayixiangxinshuniuzhouchengweili:

  

  1  mocafuziliao:gangduigang

  

  liyonggongkuang:

  

  轴承内径: 6mm<=d<=30mm

  

  许用温度:-60℃<=t<=200℃

  

  许用打仗压力:1N/mm2<=p<=100N/mm2

  

  滑动速率:1mm/s<=v<=100mm/s

  

  p.v 值:1N/mm.mm/s2<=p.v<=400N/mm2.mm/s

  

  shengxiaojiandingyuanze:

  

  jingxiangyouxizengtianliang >0.004×dk (zhouchengqiujing)

  

  mocaxishu μr>=  0.22

  

  2 .mocafuziliao:gangduiqingtong

  

  liyonggongkuang:

  

  轴承内径:5mm<=d<=50mm

  

  许用温度:-60℃<=t<=250℃

  

  许用打仗压力:1N/mm2<=p<=50N/mm2

  

  滑动速率:1mm/s<=v<=100mm/s

  

  p.v 值:1N/mm2.mm/s<=p.v<=400N/mm2.mm/s

  

  shengxiaojiandingyuanze:

  

  jingxiangyouxizengtianliang >0.004×dk (zhouchengqiujing)

  

  mocaxishu μr>=  0.25

  

  3.mocafuziliao:gangduiptfezhiwu

  

  liyonggongkuang:

  

  向心枢纽轴承内径: 17<=d<=300mm

  

  角打仗枢纽轴承内径:25mm<=d<=200mm

  

  推力枢纽轴承内径:10<=d<=200mm

  

  许用温度:-60℃<=t<=150℃

  

  许用打仗压力:5N/mm2<=p<=150N/mm2

  

  滑动速率:1mm/s<=v<=300mm/s

  

  p.v 值:5N/mm2.mm/s<=p.v<=300N/mm2.mm/s

  

  shengxiaojiandingyuanze:

  

  jingxiangyouxizengtianliang:

  

  a)mengshouhengdingzaiheshi:wei 0.3mm

  

  b)mengshoujiaobianzaiheshi:wei0.6mm

  

  4mocafuziliao:gangduiptfefuheziliao

  

  liyonggongkuang:

  

  向心枢纽轴承内径: 6mm<=d<=30mm

  

  许用温度: –60℃<=t<=200℃

  

  许用打仗压力:5N/mm2<=p<=100N/mm2

  

  滑动速率1mm/s<=v<=300mm/s

  

  p.v 值:5N/mm2.mm/s<=p.v<=300N/mm2.mm/s

  

  shengxiaojiandingyuanze:

  

  jingxiangyouxizengtianliang:

  

  a)mengshouhengdingzaiheshiwei yue0.15mm

  

  b)mengshoujiaobianzaiheshiwei yue0.30mm

  

  liu、ningjingxishudetiaoxuan

  

  磨擦副资料钢对钢钢对PTFE织物钢对PTFE复合资料钢对青铜

  

  C/P21.751.62

  

  zhu:cweishuniuzhouchengdeewaidongzaihe,    pweishuniuzhouchengxianshimengshoudezaihe

  

  qi、ganmo(yechengjianmotuceng、mohemo)deganhua

  

  mos2guanghuaganmoshiyi“mos2”+“zhanjieji”+“geleijinenggailiangjiherongji”goucheng,pentuzaishuniuzhouchengwaibiao,bingzaibiranwenduxiaguhua,gouchengyicengzhanjiezaizhouchengwaibiaodebodeguanghuaceng,youyiyumohe,bomohoudu5~15μm,buhuinuodong,zaikaichuhuodongshibomoyoujubutongbaodaogongtongwaibiao,zengjinleguodumoheqi,zhidaochengliguanghuayoumo,congerquebaobubiandedimocaxishu,bimianlepadong,waibiaoyaliyouzhuyuguanghuabomotongbaojincheng,shiyi,chaixiehoushuniuzhouchengbiankemengshouquanfuzai。

  

  yuguanlideguanghuayou、guanghuazhibini,waibiaogaixingcengjubeiyixiadezhangchu:

  

  1  jiqiangdebimianmohebuliang,bimianshuniuzhouchengqiumianjinshudejianjiedazhang;

  

  2  waibiaogaixingcengyushuniuzhouchengqiumianzhijianjubeibirandelianxili,congeryouyongdibaozhangshuniuzhouchengzailiyongjinchengzhongdeguanghua;

  

  3  yuzengjian32jiyouhuobiedejiyougongtongliyong,nenggoujidadanwushuniuzhouchengshouming;

  

  4  waibiaogaixingcengheyongyuchushui、suanjianwuziwaideqingkuangzhong,chugeheyongyuguanghuabushishidejiqijigou





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