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西门子840D数控机床电气故障诊断与维修

简要描述:西门子840D数控机床电气故障诊断与维修:1、数控机床故障诊断原则与基本要求 2、故障处理的思路 3、故障处理方法 4、故障举例 5、故障排除的确认及善后工作

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  • 更新时间:2020-12-04
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西门子840D数控机床电气故障诊断与维修

西门子840D数控机床电气故障诊断与维修 

SHUKONGJICHUANGSHIYIZHONGJISHUHANLIANGHENGAODEJI、DIAN、YIYITIHUADEGAOXIAOFUZADEZIDONGHUAJICHUANG,JICHUANGZAIYUNXINGGUOCHENGZHONG,LINGBUJIANBUKEBIMIANDIHUIFASHENGBUTONGCHENGDU、BUTONGLEIXINGDEGUZHANG, YINCI,SHUXIJIXIEGUZHANGDETEZHENG,ZHANGWOSHUKONGJICHUANGJIXIEGUZHANGZHENDUANDECHANGYONGFANGFAHESHOUDUAN,DUIQUEDINGGUZHANGDEYUANYINHEPAICHUYOUZHEZHONGDADEZUOYONG。

1、数控机床故障诊断原则与基本要求

SUOWEISHUKONGJICHUANGXITONGFASHENGGUZHANG(HUOCHENGSHIXIAO)SHIZHISHUKONGJICHUANGXITONGSANGSHILEGUIDINGDEGONGNENG。GUZHANGKEANBIAOXIANXINGSHI、XINGZHI、QIYINDENGFENWEIDUOZHONGLEIXING。DANBULUNNAZHONGGUZHANGLEIXING,ZAIJINXINGZHENDUANSHI,DOUKEZUNXUNYIXIEYUANZEHEZHENDUANJIQIAO。

1.1PAIZHANGYUANZE。

ZHUYAOBAOKUOYIXIAJIGEFANGMIAN: 1 )CHONGFENDIAOCHAGUZHANGXIANXIANG,SHOUXIANDUICAOZUOZHEDEDIAOCHA,XIANGXIXUNWENCHUXIANGUZHANGDEQUANGUOCHENG,YOUXIESHENMEXIANXIANGCHANSHENG,CAIQUGUOSHENMECUOSHIDENG。RANHOUYAODUIXIANCHANGZUOXIZHIDEKANCE; 2)CHAZHAOGUZHANGDEQIYINSHI,SILUYAOKAIKUO,WULUNSHIJICHENGDIANQI,HAISHIHEJIXIE、YEYA,ZHIYAOYOUKENENGGONG|QIGAIGUZHANGDEYUANYIN, DOUYAOJINKENENGQUANMIANDILIECHULAI。RANHOUJINXINGZONGTAIPANDUANHEYOUHUAXUANZE,QUEDINGYOUKENENGCHANXINGGUZHANGDEYUANYIN; 3 )XIANJIXIEHOUDIANQI,XIANJINGTAIHOUDONGTAIYUANZE。ZAIGUZHANGJIANXIUZHIQIAN,SHOUXIANYINGZHUYIPAICHUJIXIEXINGDEGUZHANG。ZAIZAIYUNXINGZHUANGTAIXIA,JINXINGDONGTAIDEGUANCHA、JIANYANHECESHI,CHAZHAOGUZHANG。ERDUITONGDIANHOUHUIFASHENGPOHUAIXINGGUZHANGDE,BIXUXIANPAICHUWEIXIANHOU,FANGKETONGDIAN。

1.2GUZHANGZHENDUANYAOQIU。

CHULEFENGFUDEZHUANYEZHISHIWAI,JINXINGSHUKONGGUZHANGZHENDUANZUOYEDERENYUANXUYAOJUYOUYIDINGDEDONGSHOUNENGLIHESHIJIANCAOZUOJINGYAN ,YAOQIUGONGZUORENYUANJIEHESHIJIJINGYAN,SHANYUFENXISIKAO,TONGGUODUIGUZHANGJICHUANGDESHIJICAOZUOFENXIGUZHANGYUANYIN,ZUODAOYIBUBIANYINGWANBIAN,DADAOJUYIFANSANDEXIAOGUO。WANBEIDEWEIXIUGONGJUJIZHENDUANYIBIAOBIBUKESHAO,CHANGYONGGONGJURULUOSIDAO、QIANZI、BANSHOU、DIANLUOTIEDENG,CHANGYONGJIANCEYIBIAORUWANYONGBIAO、SHIBOQI、XINHAOFASHENGQIDENG。CHUCIYIWAI,GONGZUORENYUANHAIXUYAOZHUNBEIHAOBIYAODEJISHUZILIAO,RUSHUKONGJICHUANGDIANQIYUANLITUZHI、JIEGOUBUJUTUZHI、SHUKONGXITONGCANSHUSHUOMINGSHU、WEIXIUSHUOMINGSHU、ANZHUANG、CAOZUO、SHIYONGSHUOMINGSHUDENG。

2、故障处理的思路

BUTONGSHUKONGXITONGSHEJISIXIANGQIANCHAWANYI,DANWULUNNEIZHONGXITONG,TAMENDEJIBENYUANLIHEGOUCHENGDOUSHISHIFENXIANGSIDE。YINCIZAIJICHUANGCHUXIANGUZHANGSHI,YAOQIUWEIXIURENYUANBIXUYOUQINGXIDEGUZHANGCHULIDESILU: DIAOCHAGUZHANGXIANCHANG,QUERENGUZHANGXIANXIANG、GUZHANGXINGZHI,YINGCHONGFENZHANGWOGUZHANGXINXI,ZUODAO“DUODONGNAO,SHENDONGSHOU“BIMIANGUZHANGDEKUODAHUA。GENJUSUOZHANGWOGUZHANGXINXIMINGQUEGUZHANGDEFUZACHENGDU,BINGLIECHUGUZHANGBUWEIDEQUANBUYIDIAN。ZHUNBEIBIYAODEJISHUZILIAO,BIRUJICHUANGSHUOMINGSHU,DIANQIKONGZHIYUANLITUDENG,YICIWEIJICHUFENXIGUZHANGYUANYIN,ZHIDINGPAICHUGUZHANGDEFANGAN,YAOQIUSILUKAIKUO,BUYINGJIANGGUZHANGJUXIANYUJICHUANGDEMOUYIBUFEN。 ZAIQUEDINGGUZHANGPAICHUFANGANHOU,LIYONGSHIWANYONGBIAO、SHIBOQIDENGCELIANGGONGJU,YONGSHIYANDEFANGFAYANZHENGBINGJIANCEGUZHANG,ZHUJIDINGWEIGUZHANGBUWEI,QUERENCHUGUZHANGSHUYUDIANQIGUZHANGHAISHIJIXIEGUZHANG,SHIXITONGXINGDEHAISHISUIJIXINGDE,SHIZISHENGUZHANGHAISHIWAIBUGUZHANGDENGDENG。GUZHANGDEPAICHU。TONGCHANGZHAODAOGUZHANGYUANYINHOUWENTIHUIMASHANGYINGRENERJIE。

3、故障处理方法

SHUKONGJICHUANGDESHUKONGXITONGSHISHUKONGJICHUANGDEHEXINSUOZAI,TADEKEKAOYUNXING,ZHIJIEGUANXIDAOZHENGGESHEBEIYUNXINGDEZHENGCHANGYUFOU。XIAMIANZONGJIETILIANCHUYIXIEPANDUANYUPAICHUSHUKONGJICHUANGGUZHANGDEFANGFA。

3.1CHONGFENLIYONGSHUKONGXITONGYINGJIAN、RUANJIANBAOJINGGONGNENG。

ZAIXIANDAISHUKONGXITONGZHONGJUNSHEZHIYOUZHONGDUODEYINGJIANBAOJINGZHISHIZHUANGZHI,SHEZHIYINGJIANBAOJINGZHISHIZHUANGZHI YOULIYUTIGAOSHUKONGXITONGDEKEWEIHUXING。SHUKONGJICHUANGDECNCXITONGDOUJUYOUZIZHENDUANGONGNENG。ZAISHUKONGXITONGGONGZUOQIJIAN,NENGGOUSHISHISHIYONGZIZHENDUANCHENGXUDUIXITONGJINXINGKUAISUZHENDUAN。YIDANJIANCEDAOGUZHANG,JIUHUILIJIJIANGGUZHANGYIBAOJINGDEFANGSHIXIANSHIZAICRT.SHANGHUODIANLIANGMIANBANSHANGBAOJINGZHISHIDENG。ERQIEZHEIZHONGZIZHENDUANGONGNENGHAINENGGOUJIANGGUZHANGFENLEIBAOJING。

3.2SHUKONGJICHUANGJIANDANGUZHANGBAOJINGCHULIDEFANGFA。

TONGCHANG,SHUKONGJICHUANGJUYOUJIAOQIANGDEZIJINGGONGNENG,NENGGOUSUISHIJIANKONGXITONGYINGJIANHERUANJIANDEGONGZUOZHUANGTAI,SHUKONGJICHUANGDEDABUFENGUZHANGNENGGOUCHUXIANBAOJINGTISHI,KEYIGENJUGUZHANGTISHI,QUEDINGJICHUANGDEGUZHANG,JISHICHULI、 PAICHUGUZHANG,TIGAOJICHUANGWANHAOLVHESHIYONGXIAOLV。

3.3ZHIJIEGUANCHAFA。

ZHIJIEGUANCHAFAJIUSHILIYONGRENDEGANJUEQIGUANZHUYIFASHENGGUZHANGSHI(HUOGUZHANGFASHENGHOU)DEGEZHONGWAIBUXIANXIANGBINGPANDUANGUZHANGDEKENENGBUWEIDEFANGFA。ZHEISHICHULISHUKONGXITONGGUZHANGSHOUYAODEQIERUDIAN,WANGWANGYESHIZUIZHIJIE、ZUIXINGZHIYOUXIAODEFANGFA,DUIYUYIBANQINGKUANGXIA“JIANDAN”GUZHANGTONGGUOZHEIZHONGZHIJIEGUANCHA,JIUNENGJIEJUEWENTI。

3.4LIYONGZHUANGTAIXIANSHIZHENDUANGONGNENGPANDUANGUZHANGDEFANGFA。

XIANDAISHUKONGXITONGBUDANNENGGOUJIANGGUZHANGZHENDUANXINXIXIANSHICHULAI,ERQIEHAINENGGOUYIZHENDUANDIZHIHEZHENDUANSHUJUDEXINGSHI,TIGONGZHENDUANDEGEZHONGZHUANGTAI。

3.5FASHENGGUZHANGJISHIHEDUISHUKONGXITONGCANSHUPANDUANGUZHANGDEFANGFA。

SHUKONGJICHUANGDESHUKONGXITONGDECANSHUBIANHUA,HUIZHIJIEYINGXIANGDAOSHUKONGJICHUANGDEXINGNENG,SHISHUKONGJICHUANGFASHENGGUZHANG,SHENZHIZHENGJIBUNENGZHENGCHANGGONGZUO。YINCI,ZAIDUIGUZHANGDEFENXIZHENDUANGUOCHENGZHONG,JINGUANCAIQULEYIXIECUOSHI,RENGRANBUNENGJIEJUEWENTI、PAICHUGUZHANG,HUOZHEDUIGUZHANGCHUCHUBUGOUMINGLANGDEHUA,YINGGAIGAIBIANSILU,CONGRENMENSUOSHUODE“RUAN”GUZHANGZHESHOU。JIANCHAHEDUISHUKONGXITONGDECANSHU,SHIFOUSHIYINWEISHUKONGXITONGCANSHUBIANHUASUODAOZHIDEGUZHANG,WANGWANGSHIYISIYICHANG,BIANSHIZHENGJIESUOZAI。

4、故障举例

4.1SHUKONGJICHUANGPAIXIEQIGUZHANGFENXIJIQIGAIJIN。

JINGXIANCHANGGONGZUORENCHAIXIADIANJIBINGDUIQIJINXINGSHIYUNXING,JIEGUOXIANSHIYUNZHUANZHENGCHANG,YINCIKEPAICHUDIANJIGUZHANGYUANYIN,TONGSHIKEGUANCHADAODIANDONGJICHUANDONGZHOUSHANGDEJIANBINGWEIZAIJIANCAOSHANG,YINCIKECHUBUZHENDUANGUZHANGDEZHIJIEYUANYINWEIDIANJIZHOUYUPAIXIELUOXUANGANTUOLI,JINYIBUFENXI ,YOUYUCHUANDONGJIANSHOUDAOFUZAISHUNSHIBUDUANBIANHUADELI,RUOCISHIBACHUANDONGJIANJINXINGFENGE,ZHEISHIJIUKEYIBAFENGEDEMEIYIBUFENKANCHENGYI GEHENGLIANG ,YINCIKEDUIQIJINXINGZHENDONGFENXI:

JINGGUOSHOULIQINGKUANGDEFENXI,CHUANDONGJIANJUBEILEWEIDONGMOSUNCHANSHENGDETIAOJIANYINCICHUANDONGJIANMOSUNSHUYUWEIDONGMOSUN,ERQIESOUXUNFAXIANJIANYITUOLUODAOLUOXUANGANGUANKONGNEI,KEYIDECHUJIANWANHAOZHIYOUXIEWEIXIAOMOSUN,YINCIKEPAICHUJIANYAKUIYIJIJIANMOSUNYUANYIN,ZUIHOUKEDUANDINGCICIGUZHANGDEZHIJIEYUANYINWEIJIANTUOLUO,ZAOCHENGLUOXUANPAIXIEGANYUDIANJIZHOUTUOLISHIQUCHUANDONGLI。JIANGJIANZHUANGSHANGBINGJIANGDIANJIZHONGXINZHUANGPEIHOU,GUZHANGPAICHUGONGZUOZHENGCHANG。

4.2SHUKONGJICHUANGDEZHENDONGPAXINGCHULI。

SHUKONGXITONGDEZHENDANGXIANXIANGYICHENGWEISHUKONGQUANBIHUANXITONGDEGONGTONGXINGWENTI。XITONGZHENDANGSHIHUIZAOCHENGJICHUANGCHANSHENGPAXINGYUZHENDONGGUZHANG,JICHUANGDEZHENDANGGUZHANGTONGCHANGFASHENGZAIJIXIEBUFENHEJINJISIFUXITONG。CHANSHENGZHENDANGDEYUANYINYOUHENDUO,CHENLEJIXIEFANGMIANCUNZAIBUKEXIAOCHUDECHUANDONGJIANXI、DANXINGBIANXING、MOCAZULIDENGZHUDUOYINSUWAI,SIFUXITONGDEYOUGUANCANSHUDEYINGXIANGYESHIZHONGYAODEYIFANGMIAN。YOUSHISHUKONGXITONGHUIYINKUOXIESHANGMOUXIEZHENDANGYUANYINCHANSHENGFANKUIXINHAOZHONGHANYOUGAOPINXIEBO,ZHEISHISHUCHUZHUANJULIBUHUANDING, CONGERCHANSHENGZHENDONG。DUIYUZHEIZHONGGAOPINZHENDANGQINGKUANG,KEZAISUDUHUANSHANGJIARUYIJIEDITONGLVBOHUANJIE,JIWEIZHUANJULVBOQI。

SUDUZHILINGYUSUDUFANKUIXINHAOJINGSUDUKONGZHIQIZHUANHUAWEIZHUANJUXINHAO,ZHUANJUXIN HAOTONGGUOYIJIELVBOHUANJIEJIANGGAOPINCHENGFENJIEZHI,CONGERDEDAOYOUXIAODEZHUANJUKONGZHIXINHAO。TONGGUODIAOJIECANSHUKEJIANGJIXIECHANSHENGDE100HzYISHANGDEPINLVJIEZHI,CONGERDADAOXIAOCHUGAOPINZHENDANGDEXIAOGUO。

5、故障排除的确认及善后工作

GUZHANGPAICHUYIHOU,WEIXIUGONGZUOHAIBUNENGSUANWANCHENG,SHANGXUCONGJISHUYUGUANLILIANGFANGMIANFENXIGUZHANGCHANSHENGDESHENCENGCIYUANYIN,CAIQUSHIDANGCUOSHIBIMIANGUZHANGZAICIFASHENG。BIYAOSHIKEGENJUXIANCHANGTIAOJIANSHIYONGCHENGSHUJISHUDUISHEBEIJINXINGGAIZAOYUGAIJIN。GUZHANGPAICHUDEQUEREN,GUZHANGCHULIWANBI。ZHENGLIHAOXIANLU,BAJICHUANGDESUOYOUDONGZUOJUNSHIYUNZHUANYIBIAN,ZHENGCHANGKEJIAOFUSHIYONG,TONGSHIRANGCAOZUOIJIXUZUOHAOYUNXINGGUANCHA。YIDUANSHIJIANHOU,XUNWENYIXIACAOZUOGONGJICHUANGDEYUNXINGZHUANGKUANG,BINGZAICIDUIGUZHANGDIANJINXINGQUANMIANJIANCHA。ZUIHOUZUOWEIXIUJILU,XIANGXIJILUWEIXIUDEZHENGGEGUOCHENG,BAOKUOWEIXIUSHIJIAN、GENGHUANJIANXINGHAOGUIGEJIGUZHANGYUANYINFENXIDENG。CONGPAICHUGUZHANGGUOCHENGZHONGFAXIANZIJIQIANQUEDEZHISHI,ZHIDINGXUEXIJIHUA,ZUIZHONGCHONGSHIZIJI。

 

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