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原廠(chang)搶(qiang)購(gou)HED8OH1X/350K14力(li)士(shi)樂壓力(li)繼電(dian)器,力(li)士(shi)樂壓力(li)繼電(dian)器可以(yi)感知系(xi)統(tong)的(de)壓力(li),並(bing)且發出(chu)開關(guan)信號(hao)。壓力(li)到(dao)了(le),常開(kai)觸(chu)點(dian)閉(bi)合,常閉(bi)觸(chu)點(dian)打開。我(wo)們(men)便(bian)可(ke)以(yi)在(zai)程(cheng)序(xu)上(shang)加(jia)以(yi)利用(yong)。但(dan)是在(zai)實(shi)際使用(yong)的(de)時(shi)候,我(wo)們(men)會碰(peng)到(dao)壹(yi)些問(wen)題(ti)。
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原廠搶(qiang)購(gou)HED8OH1X/350K14力(li)士(shi)樂壓力(li)繼電(dian)器
為(wei)您分(fen)享德國(guo)力(li)士(shi)樂壓力(li)繼電(dian)器的(de)使用(yong)方(fang)法
首先用(yong)於安全(quan)保(bao)護時(shi),將力(li)士(shi)樂壓力(li)繼電(dian)器設置在(zai)夾(jia)緊液壓(ya)缸(gang)的(de)壹端(duan),液壓泵(beng)啟動後(hou),首(shou)先將工(gong)件夾緊,此時(shi)夾緊液壓(ya)缸(gang)的(de)右腔(qiang)壓力(li)升(sheng)高,當升高到(dao)壓(ya)力(li)繼電(dian)器的(de)調(tiao)定值(zhi)時(shi),壓力(li)繼電(dian)器動作(zuo),發出(chu)電(dian)信號(hao)使2YA通電(dian),於是切削液壓缸進(jin)刀(dao)切削。在加(jia)工期(qi)間,壓力(li)繼電(dian)器微動(dong)開關(guan)的(de)常開(kai)觸(chu)點(dian)始(shi)終(zhong)閉(bi)合。若(ruo)工(gong)件沒(mei)有(you)夾(jia)緊,壓力(li)繼電(dian)器2斷開(kai),於是2YA斷電(dian),切削液壓缸立(li)即(ji)停(ting)止進刀(dao),從而(er)避(bi)免(mian)工件未夾緊被切削而出(chu)事故。
其實(shi)用(yong)於控(kong)制(zhi)執(zhi)行元(yuan)件的(de)順(shun)序動作時(shi),液壓(ya)泵(beng)啟動後(hou),首(shou)先2YA通電(dian),液壓缸左(zuo)腔進(jin)油(you),推(tui)動活(huo)塞方向右移。當碰到(dao)限(xian)位(wei)器(或死(si)擋鐵)後(hou),系(xi)統(tong)壓(ya)力(li)升(sheng)高,壓力(li)繼電(dian)器發出(chu)電(dian)信號(hao),使1YA通電(dian),高壓油(you)進入液(ye)壓缸的(de)左腔(qiang),推(tui)動活(huo)塞右移(yi)。這(zhe)時(shi)若3YA也(ye)通電(dian),液壓缸的(de)活塞快速右(you)移(yi);若(ruo)3YA斷電(dian),則液壓缸(gang)的(de)活塞慢(man)速右(you)移(yi),其慢(man)速運(yun)動(dong)速度由(you)節流(liu)閥(fa)調(tiao)節。
再(zai)次(ci)用(yong)於液壓泵(beng)卸荷(he)時(shi),壓力(li)繼電(dian)器不是控(kong)制(zhi)液壓(ya)泵(beng)停止轉動,而(er)是(shi)控(kong)制(zhi)二(er)位(wei)二(er)通(tong)電(dian)磁(ci)閥(fa),將液(ye)壓(ya)泵(beng)5輸出(chu)的(de)壓力(li)油(you)流(liu)回(hui)油箱,使其卸(xie)荷(he)。
用(yong)於液壓泵(beng)的(de)啟閉(bi)時(shi),有(you)兩個(ge)液(ye)壓(ya)泵(beng),高壓小(xiao)流(liu)量(liang)泵(beng),低(di)壓(ya)大流(liu)量(liang)泵(beng)。當活塞快速下(xia)降(jiang)時(shi),兩泵(beng)同時(shi)輸出(chu)壓力(li)油(you)。當液壓(ya)缸活(huo)塞桿(gan)抵(di)住(zhu)工件開始(shi)加(jia)壓時(shi),壓力(li)繼電(dian)器在壓(ya)力(li)油(you)作(zuo)用(yong)下(xia)發出(chu)動作,觸(chu)動(dong)微動(dong)開關(guan),將常閉(bi)觸(chu)點(dian)斷(duan)開(kai),使液壓(ya)泵(beng)停轉。在加(jia)工過(guo)程中減(jian)慢(man)液壓(ya)缸(gang)的(de)速度(du),同時(shi)減(jian)少動(dong)力(li)消(xiao)耗。
博(bo)世(shi)力(li)士(shi)樂壓力(li)繼電(dian)器部分(fen)優勢(shi)型號(hao):R901102349HED8OH-2X/50K14 R900986506 HED 8 OH1X/100F060K14KS R900536045 HED 8 OH1X/100K14 R901101649 HED 8 OH-2X/630K14V
R901102360 HED 8 OH-2X/100K14 R901107128 HED 8 OH-2X/100K14A R901106505 HED 8 OH-2X/100K14AS R901109535 HED 8 OH-2X/100K14ASV R901099780 HED 8 OH-2X/100K14AV R901106498 HED 8 OH-2X/100K14KS R901099788 HED 8 OH-2X/100K14KSV R901107122 HED 8 OH-2X/100K14KW R901109532 HED 8 OH-2X/100K14KWV R901095375 HED 8 OH-2X/100K14S R901108268 HED 8 OH-2X/100K14SV R901191048 HED 8 OH-2X/100K14SV/12 R901099775 HED 8 OH-2X/100K14V R901125068 HED 8 OH-2X/100K35KS R901108239 HED 8 OH-2X/100U070K14S R901157769 HED 8 OH-2X/100XNZ14KS R901099808 HED 8 OH-2X/200K14 R901099809 HED 8 OH-2X/200K14A R901107119 HED 8 OH-2X/200K14AS R901109530 HED 8 OH-2X/200K14ASV R901099790 HED 8 OH-2X/200K14AV R901099811 HED 8 OH-2X/200K14KS R901099792 HED 8 OH-2X/200K14KSV R901107369 HED 8 OH-2X/200K14KW R901125810 HED 8 OH-2X/200K14KWV R901102362 HED 8 OH-2X/200K14S R901109074 HED 8 OH-2X/200K14SV R901099789 HED 8 OH-2X/200K14V R901148816 HED 8 OH-2X/200K35KS R901171767 HED 8 OH-2X/200K35S R901270140 HED 8 OH-2X/200P110K14S R901139168 HED 8 OH-2X/200P145K14S R901139169 HED 8 OH-2X/200P185K14S R901099813 HED 8 OH-2X/200U150K14V R901099814 HED 8 OH-2X/200U180K14V R901099793 HED 8 OH-2X/200U185K14V R901238448 HED 8 OH-2X/200XNZ14 R901238447 HED 8 OH-2X/200XNZ14AS R901158672 HED 8 OH-2X/200XNZ14S R901101640 HED 8 OH-2X/350K14 R901107313 HED 8 OH-2X/350K14A R901108236 HED 8 OH-2X/350K14AS R901109071 HED 8 OH-2X/350K14ASV R901099816 HED 8 OH-2X/350K14AV R901106454 HED 8 OH-2X/350K14KS R901099817 HED 8 OH-2X/350K14KSV R901107095 HED 8 OH-2X/350K14KW R901109069 HED 8 OH-2X/350K14KWV R901102713 HED 8 OH-2X/350K14S R901109065 HED 8 OH-2X/350K14SV R901099815 HED 8 OH-2X/350K14V R901265207 HED 8 OH-2X/350K35S R901157786 HED 8 OH-2X/350XNZ14KS R901228024 HED 8 OH-2X/350XNZ14S R901128257 HED 8 OH-2X/50F004K14SV R901219262 HED 8 OH-2X/50F010K14V R901102349 HED 8 OH-2X/50K14 R901108007 HED 8 OH-2X/50K14A R901107086 HED 8 OH-2X/50K14AS R901109050 HED 8 OH-2X/50K14ASV R901099798 HED 8 OH-2X/50K14AV R901102356 HED 8 OH-2X/50K14KS R901099800 HED 8 OH-2X/50K14KSV R901107394 HED 8 OH-2X/50K14KW
REXROTH壓力(li)繼電(dian)器HED8系(xi)列(lie)功(gong)能(neng)說(shuo)明(ming),結構(gou)圖片(pian): 

力(li)士(shi)樂壓力(li)繼電(dian)器是利用(yong)液(ye)體的(de)壓力(li)來(lai)啟閉(bi)電(dian)氣觸(chu)點(dian)的(de)液壓(ya)電(dian)氣轉換元(yuan)件。當系(xi)統(tong)壓(ya)力(li)達到(dao)壓(ya)力(li)繼電(dian)器的(de)調(tiao)定值(zhi)時(shi),發出(chu)電(dian)信號(hao),使電(dian)氣元(yuan)件(如電(dian)磁(ci)鐵(tie)、電(dian)機、時(shi)間繼電(dian)器、電(dian)磁(ci)離(li)合器等)動作,使油路卸壓(ya)、換向,執(zhi)行元(yuan)件實(shi)現順(shun)序動作,或關(guan)閉(bi)電(dian)動機使系(xi)統(tong)停(ting)止工作(zuo),起(qi)安全(quan)保(bao)護作(zuo)用(yong)等。壓力(li)繼電(dian)器有(you)柱(zhu)塞式(shi)、膜片(pian)式(shi)、彈(dan)簧管(guan)式(shi)和波紋(wen)管式(shi)四(si)種(zhong)結構形(xing)式(shi)。下面(mian)對柱(zhu)塞式(shi)壓力(li)繼電(dian)器的(de)工作(zuo)原理(li)作壹(yi)介紹(shao):當從繼電(dian)器下端(duan)進油口3進(jin)入的(de)液體壓力(li)達到(dao)調(tiao)定壓力(li)值(zhi)時(shi),推(tui)動柱(zhu)塞2上移(yi),此(ci)位(wei)移通(tong)過杠(gang)桿(gan)放大(da)後推(tui)動微動(dong)開關(guan)4動作。改(gai)變彈(dan)簧1的(de)壓縮(suo)量,可(ke)以(yi)調(tiao)節繼電(dian)器的(de)動作(zuo)壓力(li)。應(ying)用(yong)場合:用(yong)於安全(quan)保(bao)護、控(kong)制(zhi)執(zhi)行元(yuan)件的(de)順(shun)序動作、用(yong)於泵(beng)的(de)啟閉(bi)、用(yong)於泵(beng)的(de)卸荷(he)。原廠(chang)搶(qiang)購(gou)HED8OH1X/350K14力(li)士(shi)樂壓力(li)繼電(dian)器
REXROTH壓力(li)繼電(dian)器使用(yong)方(fang)法
首先用(yong)於安全(quan)保(bao)護時(shi),將壓(ya)力(li)繼電(dian)器設置在(zai)夾(jia)緊液壓(ya)缸(gang)的(de)壹端(duan),液壓泵(beng)啟動後(hou),首(shou)先將工(gong)件夾緊,此時(shi)夾緊液壓(ya)缸(gang)的(de)右腔(qiang)壓力(li)升(sheng)高,當升高到(dao)壓(ya)力(li)繼電(dian)器的(de)調(tiao)定值(zhi)時(shi),壓力(li)繼電(dian)器動作(zuo),發出(chu)電(dian)信號(hao)使2YA通電(dian),於是切削液壓缸進(jin)刀(dao)切削。在加(jia)工期(qi)間,壓力(li)繼電(dian)器微動(dong)開關(guan)的(de)常開(kai)觸(chu)點(dian)始(shi)終(zhong)閉(bi)合。若(ruo)工(gong)件沒(mei)有(you)夾(jia)緊,壓力(li)繼電(dian)器2斷開(kai),於是2YA斷電(dian),切削液壓缸立(li)即(ji)停(ting)止進刀(dao),從而(er)避(bi)免(mian)工件未夾緊被切削而出(chu)事故。
REXROTH壓力(li)繼電(dian)器在制(zhi)冷系(xi)統(tong)中(zhong)的(de)作用(yong):
在(zai)工業制(zhi)冷中(zhong)壓力(li)繼電(dian)器是壹(yi)種(zhong)用(yong)壓(ya)力(li)信(xin)號(hao)來(lai)控(kong)制(zhi)的(de)電(dian)開關(guan),常作(zuo)為(wei)直接(jie)控(kong)制(zhi)制(zhi)冷壓(ya)縮機起停(ting)的(de)保(bao)護和(he)調(tiao)節元(yuan)件或控(kong)制(zhi)某些電(dian)磁(ci)閥(fa)的(de)開閉(bi)。在制(zhi)冷裝(zhuang)置中(zhong)使用(yong)的(de)壓力(li)繼電(dian)器,按(an)其壓(ya)力(li)控(kong)制(zhi)範圍(wei)分(fen)為(wei)低(di)壓(ya)繼電(dian)器和高壓繼電(dian)器兩類(lei)。也(ye)有(you)將這(zhe)兩種(zhong)繼電(dian)器組裝(zhuang)在壹個(ge)殼體內,共(gong)用(yong)壹(yi)個(ge)電(dian)觸(chu)頭的(de),構成組(zu)合式(shi)高低(di)壓(ya)繼電(dian)器。
在制(zhi)冷壓(ya)縮機上往(wang)往(wang)裝(zhuang)有(you)壹(yi)個(ge)直接(jie)控(kong)制(zhi)起動(dong)電(dian)路的(de)低(di)壓(ya)繼電(dian)器,他以(yi)壓(ya)縮(suo)機吸(xi)氣壓(ya)力(li)為(wei)動作(zuo)信號(hao),其功(gong)用(yong)為(wei):當吸(xi)氣壓(ya)力(li)過(guo)低(di)時(shi),使壓縮(suo)機自動(dong)停(ting)車(che),防止空(kong)氣從(cong)管(guan)路或軸封(feng)處(chu)漏入(ru)系(xi)統(tong),起(qi)低(di)壓(ya)保(bao)護作(zuo)用(yong)。
在(zai)小(xiao)型制(zhi)冷裝(zhuang)置中(zhong),除(chu)起低(di)壓(ya)保(bao)護外(wai),尚可(ke)使壓縮(suo)機按(an)調(tiao)定的(de)吸(xi)氣壓(ya)力(li)自(zi)動(dong)起(qi)停(ting),以(yi)保(bao)持冷(leng)庫溫度(du)穩定,起庫溫調(tiao)節作(zuo)用(yong)。在(zai)大、中型裝(zhuang)置中(zhong),因(yin)壓縮機起動(dong)電(dian)流(liu)較(jiao)大(da),所(suo)以(yi)多(duo)不用(yong)低(di)壓(ya)繼電(dian)器來(lai)自動(dong)起動壓縮機,因此(ci)它(ta)僅(jin)起低(di)壓(ya)保(bao)護作(zuo)用(yong)。
“當從繼電(dian)器下端(duan)進油口3進(jin)入的(de)液體壓力(li)達到(dao)調(tiao)定壓力(li)值(zhi)時(shi),推(tui)動柱(zhu)塞2上移(yi),此(ci)位(wei)移通(tong)過杠(gang)桿(gan)放大(da)後推(tui)動微動(dong)開關(guan)4動作。改(gai)變彈(dan)簧1的(de)壓縮(suo)量,可(ke)以(yi)調(tiao)節繼電(dian)器的(de)動作(zuo)壓力(li)。 應(ying)用(yong)場合:用(yong)於安全(quan)保(bao)護、控(kong)制(zhi)執(zhi)行元(yuan)件的(de)順(shun)序動作、用(yong)於泵(beng)的(de)啟閉(bi)、用(yong)於泵(beng)的(de)卸荷(he)。 註意: 壓力(li)繼電(dian)器必(bi)須(xu)放(fang)在壓力(li)有(you)明(ming)顯變化的(de)地方(fang)才能(neng)輸(shu)出(chu)電(dian)信號(hao)。若將壓(ya)力(li)繼電(dian)器放在(zai)回(hui)油路上,由(you)於回油路直接(jie)接(jie)回(hui)油(you)箱(xiang),壓力(li)也(ye)沒(mei)有(you)變化,所以(yi)壓(ya)力(li)繼電(dian)器也不會工(gong)作(zuo)。”

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