德國(guo)伯恩斯坦BERNSTEIN是(shi)我(wo)們(men)這(zhe)邊(bian)有經(jīng)(jing)銷證的品牌,我(wo)司專業(yè)(ye)經(jīng)(jing)銷伯恩斯坦BERNSTEIN開關(guān)(guan),接(jie)近(jin)開關(guān)(guan),腳(jiao)踏開關(guān)(guan)等全(quan)系列(lie)產(chǎn)(chan)品(pin)。公司具(ju)有良(liang)好(hao)的市場(chang)信譽,專業(yè)(ye)的銷售(shou)和(he)技(ji)術(shù)服(fu)務(wù)(wu)團(tuan)隊,憑(ping)著多(duo)年經(jīng)(jing)營(ying)經(jīng)(jing)驗,熟(shu)悉並了解市(shi)場(chang)行情(qing),贏得了國內(nèi)外(wai)廠(chang)商的信任(ren)與(yu)支持*!
伯恩斯坦BERNSTEIN限(xian)位(wei)開關(guān)(guan)可廣泛(fan)應(yīng)(ying)用於建(jian)築、港(gang)口、礦山(shan)等(deng)行(xing)業(yè)(ye)的起(qi)重、傳(chuan)輸機(ji)械的空(kong)間(jian)三坐標的控(kong)制(zhi)和(he)限(xian)位(wei),限(xian)位(wei)開關(guān)(guan)由高精度的大傳(chuan)動(dong)比(bi)減速器和(he)與(yu)其輸出軸同步(bu)的機(ji)械記(ji)憶(yi)控(kong)制(zhi)機(ji)構(gòu)(gou)、傳(chuan)感(gan)器組成(cheng),因(yin)WTAU系列限(xian)位(wei)開關(guān)(guan)具(ju)有體(ti)積小(xiao)、功(gong)能多(duo)、精度高、限(xian)位(wei)可調(diào)、通(tong)用性(xing)強及維(wei)護(hu)安裝和(he)使用調(diào)整方(fang)便(bian)等特點在工(gong)程機(ji)械中(zhong)應(yīng)(ying)用極其(qi)廣泛(fan)。
德(de)國伯恩斯坦BERNSTEIN限(xian)位(wei)開關(guān)(guan)又稱(cheng)行(xing)程開關(guān)(guan),可以安(an)裝在相(xiang)對靜止的物(wu)體(如固(gu)定架(jia)、門(men)框(kuang)等(deng),簡(jian)稱(cheng)靜物(wu))上(shang)或者運動(dong)的物(wu)體(如行(xing)車、門(men)等(deng),簡(jian)稱(cheng)動(dong)物(wu))上(shang)。當動(dong)物(wu)接(jie)近(jin)靜物(wu)時,開關(guān)(guan)的連桿(gan)驅(qū)動(dong)開關(guān)(guan)的接(jie)點引起(qi)閉合的接(jie)點分斷(duan)或者斷(duan)開的接(jie)點閉合。由開關(guān)(guan)接(jie)點開、合(he)狀(zhuang)態(tài)的改變(bian)去(qu)控(kong)制(zhi)電路(lu)和(he)電機(ji)。
限(xian)位(wei)開關(guān)(guan)就是(shi)用以限(xian)定機(ji)械設(shè)備的運動(dong)極限(xian)位(wei)置(zhi)的電氣開關(guān)(guan)。限(xian)位(wei)開關(guān)(guan)有接(jie)觸式的和(he)非(fei)接(jie)觸式的。接(jie)觸式的比(bi)較直觀(guan),機(ji)械設(shè)備的運動(dong)部件(jian)上(shang),安(an)裝上(shang)行(xing)程開關(guān)(guan),與(yu)其相(xiang)對運動(dong)的固定點上(shang)安(an)裝極限(xian)位(wei)置(zhi)的擋塊,或者是(shi)相(xiang)反(fan)安裝位置(zhi)。當行程開關(guān)(guan)的機(ji)械觸(chu)頭(tou)碰上(shang)擋塊時(shi),切斷了(或改變(bian)了)控(kong)制(zhi)電路(lu),機(ji)械就(jiu)停(ting)止運行或改變(bian)運行。由於機(ji)械的慣性(xing)運動(dong),這(zhe)種行程開關(guān)(guan)有壹定的“超行程”以保(bao)護(hu)開關(guān)(guan)不受(shou)損壞。非(fei)接(jie)觸式的形(xing)式很(hen)多(duo),常(chang)見(jian)的有幹(gan)簧管(guan)、光電(dian)式、感(gan)應(yīng)(ying)式等(deng),這(zhe)幾(ji)種形(xing)式在(zai)電(dian)梯中(zhong)都 能夠(gou)見(jian)到(dao)。當然還有更多(duo)的優(yōu)良(liang)形(xing)式。
限(xian)位(wei)開關(guān)(guan)是(shi)壹種常(chang)用的小電(dian)流(liu)主(zhu)令(ling)電(dian)器。利用生產(chǎn)(chan)機(ji)械運動(dong)部件(jian)的碰撞使其觸頭(tou)動(dong)作來(lai)實現(xiàn)(xian)接(jie)通或分斷(duan)控(kong)制(zhi)電路(lu),達(da)到壹定的控(kong)制(zhi)目的。通常(chang),這(zhe)類(lei)開關(guān)(guan)被(bei)用來限(xian)制(zhi)機(ji)械運動(dong)的位置(zhi)或行程,使運動(dong)機(ji)械按(an)壹定位(wei)置(zhi)或行程自動(dong)停止、反(fan)向運動(dong)、變速運動(dong)或自動(dong)往返運動(dong)等。
在(zai)電氣控(kong)制(zhi)系統(tǒng)(tong)中(zhong),限(xian)位(wei)開關(guān)(guan)的作用是(shi)實現(xiàn)(xian)順(shun)序(xu)控(kong)制(zhi)、定位(wei)控(kong)制(zhi)和(he)位置(zhi)狀(zhuang)態(tài)的檢(jian)測。用於控(kong)制(zhi)機(ji)械設(shè)備的行程及限(xian)位(wei)保(bao)護(hu)。構(gòu)造(zao):由操作頭(tou)、觸點系統(tǒng)(tong)和(he)外(wai)殼(ke)組成(cheng)。
在(zai)實際生產(chǎn)(chan)中(zhong),將限(xian)位(wei)開關(guān)(guan)安裝在預(yù)先(xian)安排(pai)的位置(zhi),當裝於生產(chǎn)(chan)機(ji)械運動(dong)部件(jian)上(shang)的模(mo)塊撞擊行(xing)程開關(guān)(guan)時,限(xian)位(wei)開關(guān)(guan)的觸點動(dong)作,實現(xiàn)(xian)電路(lu)的切換。因(yin)此,行程開關(guān)(guan)是(shi)壹種根(gen)據(jù)(ju)運動(dong)部件(jian)的行程位置(zhi)而(er)切換電(dian)路的電器,它(ta)的作用原理(li)與(yu)按(an)鈕(niu)類似(si)。
限(xian)位(wei)開關(guān)(guan)廣泛(fan)用於各(ge)類機(ji)床(chuang)和(he)起(qi)重機(ji)械,用以控(kong)制(zhi)其行(xing)程、進行(xing)終端(duan)限(xian)位(wei)保(bao)護(hu)。在電(dian)梯的控(kong)制(zhi)電路(lu)中(zhong),還(hai)利(li)用行程開關(guān)(guan)來控(kong)制(zhi)開關(guān)(guan)轎門(men)的速度、自動(dong)開關(guān)(guan)門(men)的限(xian)位(wei),轎(jiao)廂(xiang)的上(shang)、下(xia)限(xian)位(wei)保(bao)護(hu)。
工業(yè)(ye):
限(xian)位(wei)開關(guān)(guan)主要用於將機(ji)械位(wei)移(yi)轉(zhuǎn)變成電信(xin)號,使電(dian)動(dong)機(ji)的運行狀(zhuang)態(tài)得以改變(bian),從(cong)而控(kong)制(zhi)機(ji)械動(dong)作或用作程序控(kong)制(zhi)。
限(xian)位(wei)開關(guān)(guan)真正(zheng)的用武之(zhi)地是(shi)在(zai)工(gong)業(yè)(ye)上(shang),在(zai)那(na)裏它(ta)與(yu)其它(ta)設(shè)備配(pei)合,組(zu)成更復(fù)(fu)雜(za)的自動(dong)化(hua)設(shè)備。
機(ji)床(chuang)上(shang)有很(hen)多(duo)這(zhe)樣(yang)的限(xian)位(wei)開關(guān)(guan),用它(ta)控(kong)制(zhi)工件(jian)運動(dong)或自動(dong)進刀(dao)的行程,避免(mian)發(fā)(fa)生碰(peng)撞事故(gu)。有時(shi)利用限(xian)位(wei)開關(guān)(guan)使被(bei)控(kong)物(wu)體在規(guī)定的兩個位置(zhi)之(zhi)間自(zi)動(dong)換向,從而得到(dao)不(bu)斷的往復(fù)(fu)運動(dong)。比(bi)如自(zi)動(dong)運料(liao)的小車到達(da)終點碰著(zhe)限(xian)位(wei)開關(guān)(guan),接(jie)通了翻車機(ji)構(gòu)(gou),就(jiu)把(ba)車裏的物(wu)料(liao)翻倒(dao)出來,並(bing)且(qie)退回到起(qi)點。到達(da)起(qi)點之(zhi)後又碰著起(qi)點的行程開關(guān)(guan),把裝料(liao)機(ji)構(gòu)(gou)的電路(lu)接(jie)通,開始(shi)自動(dong)裝車??偸?shi)這(zhe)樣(yang)下(xia)去(qu),就(jiu)成(cheng)了壹套(tao)自動(dong)生產(chǎn)(chan)線,用不著(zhe)人(ren)管(guan),日(ri)以繼(ji)夜(ye)地工作(zuo),節(jié)(jie)省了人(ren)的體力(li)勞動(dong)。
伯恩斯坦限(xian)位(wei)開關(guān)(guan)可廣泛(fan)應(yīng)(ying)用於建(jian)築、港(gang)口、礦山(shan)等(deng)行(xing)業(yè)(ye)的起(qi)重、傳(chuan)輸機(ji)械的空(kong)間(jian)三坐標的控(kong)制(zhi)和(he)限(xian)位(wei),限(xian)位(wei)開關(guān)(guan)由高精度的大傳(chuan)動(dong)比(bi)減速器和(he)與(yu)其輸出軸同步(bu)的機(ji)械記(ji)憶(yi)控(kong)制(zhi)機(ji)構(gòu)(gou)、傳(chuan)感(gan)器組成(cheng),因(yin)WTAU系列限(xian)位(wei)開關(guān)(guan)具(ju)有體(ti)積小(xiao)、功(gong)能多(duo)、精度高、限(xian)位(wei)可調(diào)、通(tong)用性(xing)強及維(wei)護(hu)安裝和(he)使用調(diào)整方(fang)便(bian)等特點在工(gong)程機(ji)械中(zhong)應(yīng)(ying)用極其(qi)廣泛(fan)。
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