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2021-03-31
伺(si)服(fu)電機(ji)(ji)作為機(ji)(ji)械(xie)設備*的(de)(de)組成(cheng)部分，經過四十(shi)幾(ji)年(nian)的(de)(de)發(fa)展，特別(bie)是(shi)改革開放(fang)20年(nian)來的(de)(de)快速發(fa)展，取得(de)了(le)很大的(de)(de)進步。目(mu)(mu)前，我(wo)國電機(ji)(ji)產品種類繁(fan)多，應用廣泛。伺(si)服(fu)電機(ji)(ji)是(shi)由物體的(de)(de)位(wei)(wei)移(yi)、角(jiao)度和(he)速度組成(cheng)的(de)(de)自動控(kong)制系統，可以(yi)跟蹤目(mu)(mu)標的(de)(de)任意(yi)變化，它通常由伺(si)服(fu)驅(qu)動器組成(cheng)。伺(si)服(fu)系統是(shi)基于(yu)變頻技(ji)術的(de)(de)擴展產品。除了(le)速度和(he)扭矩控(kong)制外(wai)，還可以(yi)進行精確、快速和(he)穩定(ding)的(de)(de)位(wei)(wei)置控(kong)制1、高效率化盡管高效化一直都(dou)是(shi)伺(si)服(fu)系統重要的(de)(de)發(fa)展課題，但(dan)是(shi)仍需(xu)要繼續(xu)加強。主要包括電機(ji)(ji)本(ben)身的(de)(de)高效率：比如(ru)永磁(ci)材料性能的(de)(de)改進和(he)更好(hao)的(de)(de)磁(ci)鐵安裝結(jie)構(gou)...2020-12-16
西門(men)子伺(si)(si)服(fu)控(kong)制(zhi)(zhi)(zhi)器(qi)(qi)是(shi)在控(kong)制(zhi)(zhi)(zhi)信號的作(zuo)用(yong)(yong)(yong)下驅動執(zhi)行(xing)電機(ji)(ji)，因(yin)此驅動器(qi)(qi)是(shi)否能正常工(gong)作(zuo)直接影響設備的整(zheng)體性能。在伺(si)(si)服(fu)控(kong)制(zhi)(zhi)(zhi)系統中，伺(si)(si)服(fu)驅動器(qi)(qi)相(xiang)當(dang)于大(da)腦，執(zhi)行(xing)電機(ji)(ji)相(xiang)當(dang)于手腳。而伺(si)(si)服(fu)驅動器(qi)(qi)在伺(si)(si)服(fu)控(kong)制(zhi)(zhi)(zhi)系統中的作(zuo)用(yong)(yong)(yong)就是(shi)調節電機(ji)(ji)的轉速，因(yin)此也是(shi)一個自動調速系統。其已廣泛(fan)應用(yong)(yong)(yong)于鋼鐵、石油、化工(gong)、電力、建材、機(ji)(ji)械制(zhi)(zhi)(zhi)造、汽車、輕紡、交(jiao)通運輸、環保(bao)及文化娛樂等各個行(xing)業。西門(men)子伺(si)(si)服(fu)控(kong)制(zhi)(zhi)(zhi)器(qi)(qi)的工(gong)作(zuo)原理：從結構(gou)上看，伺(si)(si)服(fu)控(kong)制(zhi)(zhi)(zhi)器(qi)(qi)和變頻器(qi)(qi)器(qi)(qi)差不多，但對元器(qi)(qi)件的要求精度和可靠性更高。目前主流的伺(si)(si)服(fu)控(kong)制(zhi)(zhi)(zhi)器(qi)(qi)均采用(yong)(yong)(yong)數字(zi)信號處(chu)理...2020-12-11
西(xi)門子伺服電(dian)(dian)機(ji)是(shi)在伺服系統中控制(zhi)機(ji)械(xie)元件運轉(zhuan)(zhuan)的(de)發(fa)動機(ji)，是(shi)一種(zhong)補(bu)助馬達間(jian)接(jie)變速(su)裝(zhuang)置。西(xi)門子伺服電(dian)(dian)機(ji)是(shi)可(ke)以(yi)連續旋轉(zhuan)(zhuan)的(de)電(dian)(dian)－機(ji)械(xie)轉(zhuan)(zhuan)換器。電(dian)(dian)機(ji)體積小(xiao)(xiao)，重量輕(qing)，出(chu)力(li)大，響應快，速(su)度(du)高(gao)，慣量小(xiao)(xiao)，轉(zhuan)(zhuan)動平滑(hua)，力(li)矩穩(wen)定。控制(zhi)復雜，容易實現智能(neng)化，其電(dian)(dian)子換相方式(shi)(shi)靈活，可(ke)以(yi)方波換相或正(zheng)弦(xian)波換相。電(dian)(dian)機(ji)免維護，效率很高(gao)，運行溫度(du)低，電(dian)(dian)磁(ci)輻(fu)射很小(xiao)(xiao)，長壽命，可(ke)用于各種(zhong)環(huan)境。西(xi)門子伺服電(dian)(dian)機(ji)的(de)性能(neng)優勢(shi)：一、控制(zhi)精度(du)高(gao)控制(zhi)精度(du)由電(dian)(dian)機(ji)軸后端的(de)旋轉(zhuan)(zhuan)編碼器保證。以(yi)松下(xia)全數字式(shi)(shi)交流西(xi)門子伺服電(dian)(dian)機(ji)為例，對于帶標準2500線(xian)...2020-12-07
西門子操(cao)(cao)作(zuo)(zuo)屏(ping)便于(yu)安裝和預組裝，可以進行(xing)簡(jian)(jian)單(dan)而直接(jie)的(de)(de)操(cao)(cao)作(zuo)(zuo)，并(bing)且接(jie)線簡(jian)(jian)單(dan)，比常(chang)規操(cao)(cao)作(zuo)(zuo)屏(ping)接(jie)線節省大部(bu)分時(shi)間(jian)。在(zai)(zai)其運(yun)行(xing)工作(zuo)(zuo)過(guo)(guo)程中由于(yu)工作(zuo)(zuo)環境、操(cao)(cao)作(zuo)(zuo)方(fang)法等種種原因(yin)，其技術(shu)狀況必然會發(fa)(fa)生某些變化(hua)，可能影(ying)響設(she)備的(de)(de)性能，甚至誘發(fa)(fa)設(she)備故(gu)障(zhang)及事故(gu)。因(yin)此(ci)，操(cao)(cao)作(zuo)(zuo)人員(yuan)必須了解西門子操(cao)(cao)作(zuo)(zuo)屏(ping)維修方(fang)法，才能及時(shi)發(fa)(fa)現和排除(chu)這些隱患，對已產生的(de)(de)故(gu)障(zhang)及時(shi)維修才能保證(zheng)儀器(qi)設(she)備的(de)(de)正(zheng)常(chang)運(yun)行(xing)。西門子操(cao)(cao)作(zuo)(zuo)屏(ping)維修無顯(xian)示的(de)(de)故(gu)障(zhang)，在(zai)(zai)運(yun)行(xing)過(guo)(guo)程中電(dian)流過(guo)(guo)大ABB變頻器(qi)（ACS）上電(dian)后控制(zhi)盤(pan)上顯(xian)示：SHORTCIRO故(gu)障(zhang)原因(yin)：電(dian)機電(dian)纜(lan)或...2020-11-30
西門子伺(si)服驅(qu)(qu)動器稱為“伺(si)服控(kong)(kong)制器”、“伺(si)服放大(da)器”，是用(yong)(yong)來控(kong)(kong)制伺(si)服電(dian)機的(de)一種控(kong)(kong)制器，其作用(yong)(yong)類似于(yu)變(bian)頻器作用(yong)(yong)于(yu)普通交流馬達，屬于(yu)伺(si)服系(xi)統的(de)一部分，主要應用(yong)(yong)于(yu)高精度的(de)定位系(xi)統。在設備出現故障時，有時會出現報警(jing)代碼，下(xia)面我們就(jiu)來仔細講解(jie)一下(xia)代碼的(de)含義及解(jie)決(jue)方(fang)法。西門子伺(si)服驅(qu)(qu)動器維(wei)修的(de)報警(jing)代碼含義及解(jie)決(jue)方(fang)法：1、11號報警(jing)代碼：控(kong)(kong)制電(dian)源(yuan)(yuan)欠(qian)電(dian)壓a、控(kong)(kong)制電(dian)源(yuan)(yuan)逆變(bian)器上(shang)P、N間(jian)電(dian)壓低(di)于(yu)規定值。（1）交流電(dian)源(yuan)(yuan)電(dian)壓太低(di)。瞬時失(shi)電(dian)。（2）電(dian)源(yuan)(yuan)容量太小。電(dian)源(yuan)(yuan)接通瞬間(jian)的(de)沖擊電(dian)流導致(zhi)電(dian)壓跌落。（3）驅(qu)(qu)動...2020-11-26
西門(men)(men)子(zi)(zi)伺(si)(si)服電(dian)(dian)機(ji)(ji)是指(zhi)在(zai)(zai)伺(si)(si)服系(xi)(xi)統(tong)中(zhong)控(kong)制(zhi)(zhi)機(ji)(ji)械元件(jian)運(yun)轉(zhuan)(zhuan)(zhuan)的(de)發(fa)動(dong)機(ji)(ji)，是一(yi)種補(bu)助馬達間接(jie)變(bian)速(su)(su)裝置。伺(si)(si)服電(dian)(dian)機(ji)(ji)可使控(kong)制(zhi)(zhi)速(su)(su)度，位(wei)置精度非常(chang)準確，可以將電(dian)(dian)壓信(xin)號轉(zhuan)(zhuan)(zhuan)化為轉(zhuan)(zhuan)(zhuan)矩(ju)和(he)轉(zhuan)(zhuan)(zhuan)速(su)(su)以驅(qu)動(dong)控(kong)制(zhi)(zhi)對象。伺(si)(si)服電(dian)(dian)機(ji)(ji)轉(zhuan)(zhuan)(zhuan)子(zi)(zi)轉(zhuan)(zhuan)(zhuan)速(su)(su)受輸(shu)入信(xin)號控(kong)制(zhi)(zhi)，并能快速(su)(su)反應，在(zai)(zai)自動(dong)控(kong)制(zhi)(zhi)系(xi)(xi)統(tong)中(zhong)，用作執行(xing)元件(jian)，且具(ju)有機(ji)(ji)電(dian)(dian)時間常(chang)數小、線(xian)性(xing)度高、始(shi)動(dong)電(dian)(dian)壓等特性(xing)，可把所(suo)收到的(de)電(dian)(dian)信(xin)號轉(zhuan)(zhuan)(zhuan)換成(cheng)電(dian)(dian)動(dong)機(ji)(ji)軸上的(de)角位(wei)移或角速(su)(su)度輸(shu)出。在(zai)(zai)西門(men)(men)子(zi)(zi)伺(si)(si)服電(dian)(dian)機(ji)(ji)使用過(guo)程中(zhong)遇到問題如何解(jie)決呢，下面(mian)我們來分享一(yi)些常(chang)見的(de)西門(men)(men)子(zi)(zi)伺(si)(si)服電(dian)(dian)機(ji)(ji)維修處理(li)心得。一(yi)、伺(si)(si)服電(dian)(dian)機(ji)(ji)軸承(cheng)過(guo)熱的(de)原因(yin)：電(dian)(dian)...2020-11-16
伺(si)服驅(qu)動(dong)(dong)器(qi)怎么維(wei)修？1.驅(qu)動(dong)(dong)器(qi)板(ban)(ban)維(wei)修驅(qu)動(dong)(dong)器(qi)板(ban)(ban)與(yu)軟(ruan)啟動(dong)(dong)器(qi)的(de)(de)構(gou)造基礎一(yi)樣(yang)，由電(dian)(dian)(dian)源變(bian)壓(ya)器(qi)、維(wei)護電(dian)(dian)(dian)源電(dian)(dian)(dian)路、PWM波(bo)防護驅(qu)動(dong)(dong)器(qi)、三(san)相逆變(bian)電(dian)(dian)(dian)源橋構(gou)成。、其維(wei)修基本原理方式可參照(zhao)軟(ruan)啟動(dong)(dong)器(qi)。先從常(chang)見故(gu)障(zhang)(zhang)下手,清(qing)查逆變(bian)電(dian)(dian)(dian)源常(chang)見故(gu)障(zhang)(zhang),運(yun)行電(dian)(dian)(dian)源電(dian)(dian)(dian)路常(chang)見故(gu)障(zhang)(zhang),驅(qu)動(dong)(dong)器(qi)蓄意(yi)障(zhang)(zhang),電(dian)(dian)(dian)源變(bian)壓(ya)器(qi)常(chang)見故(gu)障(zhang)(zhang)。2.控制器(qi)維(wei)修此板(ban)(ban)比較繁雜，一(yi)般(ban)由DSP與(yu)CPLD兩主控制集成ic組成。包括電(dian)(dian)(dian)流量(liang)取樣(yang),A/D,伺(si)服電(dian)(dian)(dian)機信號(hao)分析。DSP電(dian)(dian)(dian)氣系統、I/O系統軟(ruan)件，相對(dui)性說該板(ban)(ban)返修率低，關鍵弄清(qing)楚的(de)(de)是基本參數的(de)(de)實際意(yi)義，這對(dui)維(wei)修...