力士樂二通電動插裝式高頻響閥2WRCE...-2X/S...包括以下組件:二級先導控制閥(1)—帶干式力矩馬達、低摩擦噴嘴擋板放大器和、閥芯位置的機械反饋;一個主級(2),用于流量控制;感應式位置傳感器(3),其鐵芯(4)安裝到三級閥芯(5);集成閉環控制電子元件(6)。 Rexroth二通高頻響插裝閥的功能:集成電子元件通過提供與系統偏差成比例的電流,比較控制值和實際值并控制先導控制閥的力矩馬達。先導控制閥移動到比例控制位置并控制流進或流出控制室 A(7)和 B(8)的流量,通過閉環控制閥啟動主閥芯(5),直至系統偏差為 0。因此,主閥芯的行程通過控制值的比例進行控制。必須注意的是,流量還取決于閥的壓降。 力士樂2WRCE...-2X/S...型二通(tong)高頻響插裝閥(fa)(fa)(fa)(fa)的(de)(de)(de)主要特(te)點(dian):流量(liang)可從A到(dao)B或(huo)(huo)從B到(dao)A通(tong)過閥(fa)(fa)(fa)(fa)門(men)。座閥(fa)(fa)(fa)(fa)閉(bi)合或(huo)(huo)開啟(qi)時的(de)(de)(de)值(zhi)約為控(kong)(kong)(kong)制值(zhi)的(de)(de)(de)5%。在(zai)較小的(de)(de)(de)控(kong)(kong)(kong)制值(zhi)下,閥(fa)(fa)(fa)(fa)門(men)的(de)(de)(de)控(kong)(kong)(kong)制環路會(hui)嘗試校正閥(fa)(fa)(fa)(fa)芯位置,將閥(fa)(fa)(fa)(fa)芯推動(高達整個先導(dao)壓力)到(dao)閥(fa)(fa)(fa)(fa)座上(shang),從而(er)無泄漏閉(bi)合連接。的(de)(de)(de)閥(fa)(fa)(fa)(fa)門(men)動態僅(jin)在(zai)閥(fa)(fa)(fa)(fa)門(men)的(de)(de)(de)閉(bi)環控(kong)(kong)(kong)制范圍(wei)內有效。如果控(kong)(kong)(kong)制值(zhi)從閥(fa)(fa)(fa)(fa)座位置跳至小開啟(qi)值(zhi),會(hui)產生額外的(de)(de)(de)延時。5%的(de)(de)(de)開啟(qi)點(dian)(=0.5V或(huo)(huo)0.5mA)為工(gong)廠(chang)預(yu)設值(zhi)。在(zai)更換先導(dao)控(kong)(kong)(kong)制閥(fa)(fa)(fa)(fa)或(huo)(huo)控(kong)(kong)(kong)制電子(zi)元件時,可使(shi)用零電位平衡電位計 R316(通(tong)過塞螺釘取出)重新調(diao)整開啟(qi)點(dian)。 除了控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)器的(de)(de)(de)零電(dian)位平衡之外,在(zai)(zai)更(geng)換(huan)時不允許在(zai)(zai)閉(bi)環控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)電(dian)子元(yuan)件(jian)(= 控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)器或開環控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)電(dian)子元(yuan)件(jian))或先導控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)閥(fa)上(shang)進(jin)行任(ren)何調(diao)整。先導控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)閥(fa)上(shang)只有過濾器元(yuan)件(jian)可以(yi)(yi)更(geng)換(huan)。調(diao)整先導閥(fa),以(yi)(yi)便在(zai)(zai)電(dian)源故障(zhang)的(de)(de)(de)情況下將(jiang)先導壓力(li)引至控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)室(shi) B(8),即關閉(bi)主(zhu)級。控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)電(dian)子元(yuan)件(jian)提供偏移,以(yi)(yi)便補償先導控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)閥(fa)的(de)(de)(de)微調(diao)(先導微調(diao))。由(you)于(yu)閥(fa)座區域(yu)的(de)(de)(de)直徑差異,閥(fa)芯不適合靜(jing)態壓力(li)補償。要平衡力(li)差,需(xu)要將(jiang) 6 % 的(de)(de)(de)系統壓力(li)作為(wei)閥(fa)芯 S...L 的(de)(de)(de)先導壓力(li)(閥(fa)芯 S...R 需(xu)要 22 %)。加上(shang)液動力(li)和慣性力(li)的(de)(de)(de)儲量,可達(da)到建(jian)議的(de)(de)(de)zui低控(kong)制(zhi)(zhi)(zhi)(zhi)(zhi)壓力(li)。 如果需要咨詢產品,請參考以下力士樂二通電動插裝式高頻響閥的常用型號: R901127020 2WRCE50S1100R-2X/SG24K31/A1M-124 R901116643 2WRCE50S1600L-2X/PG24K31/A1M-94 R901115520 2WRCE40S700R-2X/PG24K31/A1M-121 R901115518 2WRCE32S480R-2X/PG24K31/A1M-121 R901104542 2WRCE40S1000L-2X/SG15K31/A1M-64 R901097974 2WRCE50S1450P-2X/SG24K31/A1WL15V R901096639 2WRCE40S700R-2X/PG24K31/A1WL15M R901090031 2WRCE50S1100R-2X/PG24K31/C1M R901086851 2WRCE32S650L-2X/SG24K31/A1WL15M R901086082 2WRCE50S1600L-2X/PG24K31/C1M R901076859 2WRCE40S1000L-2X/SG24K31/A1WK15M R901069194 2WRCE32S480R-2X/PG24K31/A1M-108 R901068836 2WRCE32S480R-2X/PG24K31/C1M R901066868 2WRCE50S1450P-2X/SG24K31/A1V R901065658 2WRCE50S1100R-2X/PG24K31/A1M-95 R901064878 2WRCE50S1100R-2X/PG24K31/A1M R901059018 2WRCE32S650L-2X/PG24K31/A1M-94 R901048952 2WRCE32S480R-2X/PG24K31/A1M-95 R901048944 2WRCE40S700R-2X/PG24K31/A1M-95 R901047834 2WRCE40S1000L-2X/SG15K31/A1M R901045227 2WRCE40S1000L-2X/PG24K31/A1WK15M R901044003 2WRCE40S1000L-2X/PG24K31/A1M-94 R901043910 VORSTEUERVENTIL2WRCE32-2X/P/M-825 R901042087 2WRCE32S600P-2X/SG24K31/A5M R901041292 2WRCE40S900P-2X/SG24K31/A1V R901040987 2WRCE32S480R-2X/PG24K31/A1M R901026402 2WRCE40S900P-2X/SG24K31/A5M R901022804 2WRCE100K001-1X/SG24/M-86 R901020046 2WRCE40S000L-2X/SG15K31/A1M-71 R901017909 2WRCE40S700R-2X/SG24K31/A1WK15M R901017762 2WRCE50S1600L-2X/SG15K31/A3M-52 R901015629 2WRCE50S1600L-2X/SG15K31/A1M-20 R900784515 2WRCE50S1100R-2X/SG24K31/A1M R900780155 2WRCE40S1000L-2X/PG24K31/A1M R900779934 2WRCE40S700R-2X/PG24K31/A1M R900768412 2WRCE40S1000L-2X/SG24K31/A1M R900768408 2WRCE32S650L-2X/SG24K31/A1M R900768256 2WRCE32S480R-2X/SG24K31/A1M R900754702 2WRCE32S650L-2X/PG24K31/A1M R900751241 VORSTEUERVENTIL2WRCE63-1X/P/M-66 R900748262 2WRCE40S900P-2X/PG24K31/A1V R900747059 2WRCE50S1600L-2X/PG24K31/A1M R900744168 VORSTEUERVENTIL2WRCE32-2X/P/M R900724810 2WRCE32S650L-2X/PG24K31/C1V R900724707 KOLBENVORSTEUERVENTIL2WRCE32-20/P-V32 R900724706 VORSTEUERVENTIL2WRCE32-2X/P/V R900722320 2WRCE40S700R-2X/PG24K31/A1V R900722318 2WRCE50S1600L-2X/PG24K31/A1V R900770094 2WRCE50S1600L-2X/SG24K31/A1M 的(de)(de)特(te)點:先導式三級(ji)高頻響閥(fa);適用于對位置,壓(ya)力,力和速度的(de)(de)閉環(huan)(huan)控(kong)制(zhi)(zhi);先導控(kong)制(zhi)(zhi)閥(fa)—二級(ji)伺服閥(fa),規格6或(huo)10,帶(dai)機(ji)械(xie)反饋,微調;在(zai)應(ying)(ying)用先導壓(ya)力時(shi)出現電(dian)力故(gu)障的(de)(de)情況下,關閉2WRCE主級(ji)并將3WRCE 主級(ji)從(cong)A打開到T;主級(ji):閉環(huan)(huan)位置控(kong)制(zhi)(zhi);集成開環(huan)(huan)和閉環(huan)(huan)控(kong)制(zhi)(zhi)電(dian)子元件(OBE);油路塊安裝(zhuang):安裝(zhuang)孔符合(he) DIN ISO 7368,適用于 2WRCE ;典型應(ying)(ying)用:壓(ya)力機(ji)、壓(ya)鑄機(ji)、沖床。 |