新疆25选7

新疆25选7 > 新闻资讯

教您如何分析数控机床CNC电源故障

RIQI:2017-10-30

在数控机床的组成部分中,数控机床CNC电源单元是一个比较容易发生故障的单元,下面由小编针对数控机床CNC电源单元不能供电的故障简要讲解故障分析与维修方法。通常数控机床CNC单元的电源上会具有两个指示灯,一个是电源指示灯,当电源工作正常时会亮绿色;一个是电源报警指示灯,当电源出现故障时亮红色,以提醒数控机床维修人员CNC电源单元出了故障。本文所说的CNC电源单元,包括电源输入单元和电源控制部分


20.png

SHUKONGJICHUANGDIANYUANBAN


DANGSHUKONGJICHUANGCNCDIANYUANBUNENGJIETONG,DIANYUANGONGZUOZHISHIDENGBULIANGSHI,ZHUYAOYINGJIANCHAYIXIABUFEN: (1) DIANYUANDANYUANDEBAOXIANF1、F2YIRONGDUAN。ZHEISHIYINWEISHURUGAODIANYAYINQI,HUOZHESHIDIANYUANDANYUANBENSHENDEYUANQIJIANYISUNHUAI。


(2) SHURUDIANYADI。QINGJIANCHAJINRUDIANYUANDANYUANDEDIANYA,DIANYADERONGXUZHIWEIAC 200V+10%,50HZ±1HZ。 (3) DIANYUANDANYUANBULIANG,NEIYOUYUANSUNHUAI。


RUGUOSHUKONGJICHUANGCNCDIANYUANCHUXIANDIANYUANZHISHIDENGLIANG,BAOJINGDENGYEBULIANG,DANDIANYUANQUEMEIYOUSHUCHUDEGUZHANGSHI,ZHUYAODEGUZHANGYUANYINJIPAICHUFANGFASHI: ZHEISHISHIYINWEIDIANYUANJIETONG(ON)DETIAOJIANBUMANZU。YOUXIAMIANDEKAIGUANDIANLU,DIANYUANJIETONGDETIAOJIANRUXIA: DIANYUANDEJIETONGTIAOJIANYOUSANGE: (1) YUANONANNIUBIHE。 (2) DIANYUANOFFANNIUBIHE。 (3) WAIBUBAOJINGJIEDIANDAKAI。


21.png

SHUKONGJICHUANG


DANGSHUKONGJICHUANGCNCDIANYUANDANYUANCHUXIANBAOJINGDENGLIANGHONGSESHI,ZHUYAODEGUZHANGYUANYINJIPAICHUFANGFASHI: 24VSHUCHUDIANYADEBAOXIANRONGDUAN ①. 9"XIANSHIQIPINGMUSHIYONG+24VDIANYA,YINGZHONGDIANJIANCHA+24VYUDISHIFOUDUANLUDEQINGKUANG。 ②.XIANSHIQI/SHOUDONGSHUJUSHURUBANBULIANG。 24EDEBAOXIANSIYOUMEICHUXIANRONGDUANQINGKUANG, ①.+24ESHIGONGWAIBUSHURU/SHUCHUXINHAOYONGDE,CANZHAOXIATUJIANCHAWAIBUSHURU/SHUCHUHUILUSHIFOUDUANLU。 ②.WAIBUSHURU/SHUCHUKAIGUANYINQI+24EDUANLUHUOXITONGI/0BANBULIANG。 4.5VDIANYUANDEFUZAIDIANLUKENENGCUNZAIDUANLUGUZHANG: JIANCHAFANGFA: BA+5VDIANYUANSUODAIDEFUHEYIGEYIGEDIBADIAO,MEIBAYICI,BIXUGUANDIANYUANZAIKAIDIANYUAN。DANGBADIAORENYIYIGE+5VDIANYUANFUHEHOU,DIANYUANBAOJINGDENGXIMIE,NEIME,KEYIZHENGMINGGAIFUHEJIQILIANJIEDIANLANCHUXIANGUZHANG。 QINGZHUYI:DANGBADIAODIANJIBIANMAQIDECHATOUSHI,RUGUOSHIJUEDUIWEIZHIBIANMAQI,HAIXUYAOZHONGXINHUILING,JICHUANGCAINENGHUIFUZHENGCHANG。 XITONGDEYINSHUADIANLUBANSHANGKENENGCUNZAIDUANLUGUZHANG, QINGYONGWANYONGBIAOCELIANG+5V,±15V、+24DYUOVZHIJIANDEDIANZU。BIXUZAIDIANYUANGUANDEZHUANGTAIXIACELIANG。 ①. BAXITONGGEYINSHUABANYIGEYIGEDIWANGXIABA,ZAIKAIDIANYUAN,QUERENBAOJINGDENGSHIFOUZAILIANG。 ②. RUGUODANGMOUYIYINSHUABANBAXIAHOU,DIANYUANBAOJINGDENGBULIANG,NEIJIUKEYIZHENGMINGGAIYINSHUABANYOUWENTI,QINGGENGHUANGAIYINSHUADIANLUBAN。 DUIYU0XITONG,RUGUO+24DYU0VDUANLU,GENGHUANSHIYIDINGYAOBASHURU/SHUCHUBANYUZHUBANTONGSHIGENGHUAN。 DANGJISUANJIYUCNCXITONGJINXINGTONGXUNZUOYE,RUGUOCNCTONGXUNJIEKOUSHAOHUAI,YOUSHIYEHUISHIXITONGDIANYUANBUNENGJIETONG。


SHANGMIANJIANYAOJIANGSHULESHUKONGJICHUANGCNCDIANYUANDANYUANBUNENGGONGDIANDEGUZHANGFENXIYUWEIXIUFANGFA,ZAIDUISHUKONGJICHUANGSHIJIDEWEIXIUGONGZUOZHONG,SHUKONGJICHUANGWEIXIURENYUANYINGGENJUSHUKONGJICHUANGCNCDIANYUANDANYUANCHUXIANDEGUZHANGXIANXIANG,JIEHESHUKONGJICHUANGCNCDIANYUANDANYUANDEGONGZUOYUANLIJINXINGFENXIHEWEIXIU,YITIGAOWEIXIUZHILIANGHEPAICHUGUZHANGDEXIAOLV。