氣動高(gao)(gao)(gao)速開(kai)(kai)關(guan)閥(fa)(fa)在現代工業(ye)自(zi)動化(hua)領(ling)域中發(fa)揮了(le)越來越重要(yao)的(de)作用。高(gao)(gao)(gao)響應、長壽命、低(di)功(gong)耗、模塊化(hua)及具有高(gao)(gao)(gao)穩定(ding)性和(he)可靠性的(de)氣動高(gao)(gao)(gao)速開(kai)(kai)關(guan)閥(fa)(fa)的(de)開(kai)(kai)發(fa)，是促進工業(ye)自(zi)動化(hua)及氣動技術自(zi)身(shen)發(fa)展(zhan)所必需面對(dui)的(de)課題, 高(gao)(gao)(gao)速開(kai)(kai)關(guan)閥(fa)(fa)作為航空航天高(gao)(gao)(gao)速開(kai)(kai)關(guan)閥(fa)(fa)式(shi)系統的(de)核心元件,國內(nei)外(wai)眾多學者和(he)機構對(dui)其(qi)(qi)進行(xing)了(le)大量研究,在高(gao)(gao)(gao)頻電(dian)液開(kai)(kai)關(guan)閥(fa)(fa)的(de)開(kai)(kai)發(fa)中、采(cai)用了(le)壓(ya)電(dian)陶瓷材料(liao)(liao)、電(dian)致伸縮材料(liao)(liao)等新材料(liao)(liao)作為開(kai)(kai)關(guan)閥(fa)(fa)的(de)電(dian)-機轉換(huan)裝置, 其(qi)(qi)中詳細設計了(le)高(gao)(gao)(gao)速開(kai)(kai)關(guan)閥(fa)(fa)的(de)電(dian)源、

　　一、高速開關閥

　　氣動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)在(zai)(zai)(zai)(zai)現代(dai)工業自動(dong)(dong)(dong)化(hua)(hua)(hua)領域中(zhong)(zhong)發(fa)(fa)揮(hui)了(le)(le)越來(lai)越重要(yao)(yao)的(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)用(yong)。高(gao)(gao)(gao)(gao)(gao)響應、長壽命、低功耗、模(mo)塊化(hua)(hua)(hua)及(ji)(ji)具有高(gao)(gao)(gao)(gao)(gao)穩(wen)定性(xing)(xing)和(he)(he)(he)可靠(kao)性(xing)(xing)的(de)(de)(de)(de)(de)(de)(de)(de)氣動(dong)(dong)(dong)高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)開(kai)(kai)(kai)(kai)發(fa)(fa)，是(shi)促(cu)進(jin)(jin)工業自動(dong)(dong)(dong)化(hua)(hua)(hua)及(ji)(ji)氣動(dong)(dong)(dong)技(ji)(ji)術自身發(fa)(fa)展所必需面對的(de)(de)(de)(de)(de)(de)(de)(de)課(ke)題, 高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)作(zuo)為航空(kong)航天高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)式系(xi)統的(de)(de)(de)(de)(de)(de)(de)(de)核(he)心元件,國內(nei)外眾多學者和(he)(he)(he)機(ji)構對其進(jin)(jin)行了(le)(le)大(da)(da)量(liang)(liang)研(yan)究,在(zai)(zai)(zai)(zai)高(gao)(gao)(gao)(gao)(gao)頻(pin)電(dian)(dian)液開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)開(kai)(kai)(kai)(kai)發(fa)(fa)中(zhong)(zhong)、采用(yong)了(le)(le)壓(ya)電(dian)(dian)陶瓷(ci)材(cai)料、電(dian)(dian)致伸縮材(cai)料等新材(cai)料作(zuo)為開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)-機(ji)轉(zhuan)換(huan)裝置, 其中(zhong)(zhong)詳細設(she)計(ji)(ji)(ji)了(le)(le)高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)源(yuan)、顯示、串(chuan)口和(he)(he)(he)CAN通(tong)訊(xun)電(dian)(dian)路(lu);重點設(she)計(ji)(ji)(ji)了(le)(le)控(kong)制高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)驅動(dong)(dong)(dong)放大(da)(da)電(dian)(dian)路(lu)，設(she)計(ji)(ji)(ji)中(zhong)(zhong)采用(yong)了(le)(le)CPU與功率(lv)放大(da)(da)部分(fen)電(dian)(dian)氣隔離措施,提高(gao)(gao)(gao)(gao)(gao)其可靠(kao)性(xing)(xing)和(he)(he)(he)安全(quan)性(xing)(xing);同時(shi)使用(yong)雙(shuang)電(dian)(dian)壓(ya)驅動(dong)(dong)(dong)方(fang)式,縮短了(le)(le)高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)響應時(shi)間(jian),因而提高(gao)(gao)(gao)(gao)(gao)了(le)(le)響應頻(pin)率(lv)、在(zai)(zai)(zai)(zai)硬件電(dian)(dian)路(lu)基礎上(shang)、設(she)計(ji)(ji)(ji)了(le)(le)高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)顯示、串(chuan)行和(he)(he)(he)CAN通(tong)訊(xun)接口以(yi)及(ji)(ji)PWM控(kong)制信號的(de)(de)(de)(de)(de)(de)(de)(de)軟件模(mo)塊，最(zui)后對高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)閥(fa)(fa)(fa)(fa)芯運動(dong)(dong)(dong)特(te)性(xing)(xing)以(yi)及(ji)(ji)占空(kong)比對閥(fa)(fa)(fa)(fa)芯運動(dong)(dong)(dong)的(de)(de)(de)(de)(de)(de)(de)(de)影響做了(le)(le)分(fen)析,進(jin)(jin)而分(fen)析了(le)(le)高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)靜、動(dong)(dong)(dong)態(tai)特(te)性(xing)(xing),提高(gao)(gao)(gao)(gao)(gao)動(dong)(dong)(dong)態(tai)特(te)性(xing)(xing)的(de)(de)(de)(de)(de)(de)(de)(de)性(xing)(xing)能(neng)(neng)(neng); 高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)應用(yong)于電(dian)(dian)液可變氣門(men)系(xi)統進(jin)(jin)行實驗(yan)(yan)(yan)研(yan)究,實驗(yan)(yan)(yan)結果表明(ming)(ming):在(zai)(zai)(zai)(zai)輸入信號頻(pin)率(lv)為133Hz,輸入電(dian)(dian)壓(ya)幅值為5V,彈簧(huang)(huang)剛度(du)35N/mm,預(yu)緊力(li)(li)(li)265N,系(xi)統壓(ya)力(li)(li)(li)8.5MPa,流量(liang)(liang)20L/min的(de)(de)(de)(de)(de)(de)(de)(de)條件下,彈簧(huang)(huang)回(hui)復(fu)的(de)(de)(de)(de)(de)(de)(de)(de)氣門(men)最(zui)大(da)(da)升程(10mm)比液壓(ya)力(li)(li)(li)回(hui)復(fu)的(de)(de)(de)(de)(de)(de)(de)(de)氣門(men)最(zui)大(da)(da)升程(8mm)高(gao)(gao)(gao)(gao)(gao)出25%,從而證實了(le)(le)高(gao)(gao)(gao)(gao)(gao)速(su)(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)及(ji)(ji)其電(dian)(dian)動(dong)(dong)(dong)機(ji)械(xie)轉(zhuan)換(huan)器(qi)的(de)(de)(de)(de)(de)(de)(de)(de)有效性(xing)(xing),根據(ju)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)技(ji)(ji)術要(yao)(yao)求對開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)進(jin)(jin)行了(le)(le)試(shi)(shi)驗(yan)(yan)(yan)研(yan)究,其中(zhong)(zhong)包括樣(yang)機(ji)的(de)(de)(de)(de)(de)(de)(de)(de)靜態(tai)試(shi)(shi)驗(yan)(yan)(yan)和(he)(he)(he)動(dong)(dong)(dong)態(tai)試(shi)(shi)驗(yan)(yan)(yan),并(bing)對試(shi)(shi)驗(yan)(yan)(yan)結果進(jin)(jin)行了(le)(le)分(fen)析得出了(le)(le)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)相機(ji)的(de)(de)(de)(de)(de)(de)(de)(de)性(xing)(xing)能(neng)(neng)(neng)參數,試(shi)(shi)驗(yan)(yan)(yan)結果表明(ming)(ming):開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)樣(yang)機(ji)開(kai)(kai)(kai)(kai)啟壓(ya)力(li)(li)(li)小,啟閉迅速(su)(su)在(zai)(zai)(zai)(zai)公稱壓(ya)力(li)(li)(li)下實現了(le)(le)零泄漏,滿足設(she)計(ji)(ji)(ji)要(yao)(yao)求, 在(zai)(zai)(zai)(zai)真空(kong)樹脂灌(guan)注(zhu)機(ji)中(zhong)(zhong)計(ji)(ji)(ji)量(liang)(liang)閥(fa)(fa)(fa)(fa)是(shi)一個很重要(yao)(yao)的(de)(de)(de)(de)(de)(de)(de)(de)部件、它(ta)的(de)(de)(de)(de)(de)(de)(de)(de)性(xing)(xing)能(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)(de)好壞、密封性(xing)(xing)能(neng)(neng)(neng)如何及(ji)(ji)壽命的(de)(de)(de)(de)(de)(de)(de)(de)長短，都直(zhi)接關(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)系(xi)到灌(guan)注(zhu)機(ji)的(de)(de)(de)(de)(de)(de)(de)(de)真空(kong)度(du)及(ji)(ji)計(ji)(ji)(ji)量(liang)(liang)配比精度(du);而計(ji)(ji)(ji)量(liang)(liang)配比精度(du)又(you)是(shi)灌(guan)注(zhu)機(ji)灌(guan)注(zhu)質(zhi)量(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)根本保證。因此，要(yao)(yao)想提高(gao)(gao)(gao)(gao)(gao)灌(guan)注(zhu)機(ji)的(de)(de)(de)(de)(de)(de)(de)(de)灌(guan)注(zhu)質(zhi)量(liang)(liang)，就(jiu)必須(xu)提高(gao)(gao)(gao)(gao)(gao)計(ji)(ji)(ji)量(liang)(liang)閥(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)(de)各項性(xing)(xing)能(neng)(neng)(neng)。

　　二、開關閥(fa)的電業控制系統

　　氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)式(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)斷閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)由(you)(you)氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)式(shi)(shi)(shi)(shi)(shi)(shi)執行(xing)機(ji)(ji)構(gou)與(yu)直行(xing)程(cheng)(cheng)調節機(ji)(ji)構(gou)二(er)(er)部(bu)分組成(cheng)，中間由(you)(you)支(zhi)架連接(jie)而(er)(er)成(cheng)。根據調節機(ji)(ji)構(gou)的(de)(de)(de)(de)(de)(de)(de)型(xing)(xing)式(shi)(shi)(shi)(shi)(shi)(shi)，氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)式(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)斷閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)可(ke)分為(wei)直通(tong)(tong)(tong)單座(zuo)切(qie)(qie)斷閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(ZSQP型(xing)(xing))、直通(tong)(tong)(tong)套筒切(qie)(qie)斷閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(ZSQM型(xing)(xing))、二(er)(er)位(wei)(wei)(wei)(wei)三(san)通(tong)(tong)(tong)切(qie)(qie)斷閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(ZSQN型(xing)(xing))三(san)種型(xing)(xing)式(shi)(shi)(shi)(shi)(shi)(shi);氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)式(shi)(shi)(shi)(shi)(shi)(shi)執行(xing)機(ji)(ji)構(gou)有(you)(you)(you)單作(zuo)(zuo)用(yong)(yong)(彈簧(huang)復位(wei)(wei)(wei)(wei))和(he)雙作(zuo)(zuo)用(yong)(yong)(雙進(jin)氣(qi))二(er)(er)種，采用(yong)(yong)單作(zuo)(zuo)用(yong)(yong)執行(xing)機(ji)(ji)構(gou)，整(zheng)機(ji)(ji)作(zuo)(zuo)用(yong)(yong)方式(shi)(shi)(shi)(shi)(shi)(shi)可(ke)分為(wei)氣(qi)關(guan)(guan)(guan)(guan)(guan)式(shi)(shi)(shi)(shi)(shi)(shi)(水平管(guan)路接(jie)通(tong)(tong)(tong))和(he)氣(qi)水平管(guan)路斷開(kai)(kai)(kai)(kai))在結(jie)構(gou)上(shang)，氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)與(yu)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)是沒(mei)有(you)(you)(you)什么(me)區(qu)別(bie)的(de)(de)(de)(de)(de)(de)(de)，主要區(qu)別(bie)在于(yu)推(tui)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)中的(de)(de)(de)(de)(de)(de)(de)滑塊(kuai)改(gai)(gai)(gai)變(bian)(bian)(bian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)(wei)(wei)(wei)的(de)(de)(de)(de)(de)(de)(de)推(tui)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)(li)(li)不同，氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)由(you)(you)氣(qi)路(管(guan)子)中的(de)(de)(de)(de)(de)(de)(de)控(kong)制(zhi)(zhi)空(kong)氣(qi)送(song)到(dao)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)中的(de)(de)(de)(de)(de)(de)(de)操作(zuo)(zuo)氣(qi)缸(gang)推(tui)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)移動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)帶(dai)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)滑塊(kuai)改(gai)(gai)(gai)變(bian)(bian)(bian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)(wei)(wei)(wei);電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)則通(tong)(tong)(tong)過(guo)螺旋(xuan)線(xian)圈產(chan)生(sheng)電(dian)(dian)磁吸力(li)(li)(li)帶(dai)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)滑塊(kuai)改(gai)(gai)(gai)變(bian)(bian)(bian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)(wei)(wei)(wei)， 氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)所接(jie)的(de)(de)(de)(de)(de)(de)(de)控(kong)制(zhi)(zhi)信(xin)號是氣(qi)壓(ya)(ya)信(xin)號，必(bi)須用(yong)(yong)管(guan)子連接(jie)體(ti)(ti)(ti)積(ji)(ji)較(jiao)(jiao)大(da)(da)(da)，由(you)(you)于(yu)氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)改(gai)(gai)(gai)變(bian)(bian)(bian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)(wei)(wei)(wei)是通(tong)(tong)(tong)過(guo)其(qi)氣(qi)缸(gang)內控(kong)制(zhi)(zhi)空(kong)氣(qi)形成(cheng)一定的(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)力(li)(li)(li)后才能(neng)(neng)(neng)推(tui)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)與(yu)滑塊(kuai)改(gai)(gai)(gai)變(bian)(bian)(bian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)(wei)(wei)(wei);實(shi)際(ji)控(kong)制(zhi)(zhi)時開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)速(su)度(du)(du)相(xiang)對(dui)較(jiao)(jiao)慢(man)，電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)控(kong)制(zhi)(zhi)信(xin)號一般電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)信(xin)號也將用(yong)(yong)導線(xian)連接(jie)且沒(mei)有(you)(you)(you)操作(zuo)(zuo)柱塞(sai)，所以(yi)(yi)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)體(ti)(ti)(ti)積(ji)(ji)比氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)體(ti)(ti)(ti)積(ji)(ji)小產(chan)生(sheng)吸力(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)速(su)度(du)(du)相(xiang)對(dui)較(jiao)(jiao)快(kuai)(kuai)，從工作(zuo)(zuo)速(su)度(du)(du)看(kan)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)較(jiao)(jiao)快(kuai)(kuai)，由(you)(you)于(yu)氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)改(gai)(gai)(gai)變(bian)(bian)(bian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)(wei)(wei)(wei)是通(tong)(tong)(tong)過(guo)其(qi)氣(qi)缸(gang)內控(kong)制(zhi)(zhi)空(kong)氣(qi)形成(cheng)一定的(de)(de)(de)(de)(de)(de)(de)壓(ya)(ya)力(li)(li)(li)后才能(neng)(neng)(neng)推(tui)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)活(huo)塞(sai)與(yu)滑塊(kuai)改(gai)(gai)(gai)變(bian)(bian)(bian)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)位(wei)(wei)(wei)(wei)，實(shi)際(ji)控(kong)制(zhi)(zhi)時開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)速(su)度(du)(du)相(xiang)對(dui)較(jiao)(jiao)慢(man)，而(er)(er)電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)產(chan)生(sheng)吸力(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)速(su)度(du)(du)相(xiang)對(dui)較(jiao)(jiao)快(kuai)(kuai)，開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)容(rong)積(ji)(ji)減壓(ya)(ya)是為(wei)提(ti)高(gao)效率而(er)(er)提(ti)出的(de)(de)(de)(de)(de)(de)(de)一種新(xin)型(xing)(xing)減壓(ya)(ya)方法，對(dui)其(qi)關(guan)(guan)(guan)(guan)(guan)鍵元件超高(gao)壓(ya)(ya)大(da)(da)(da)流(liu)(liu)(liu)(liu)(liu)量(liang)氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)原理、動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)態特(te)性進(jin)行(xing)詳細的(de)(de)(de)(de)(de)(de)(de)理論和(he)試驗研究，利用(yong)(yong)氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)(li)(li)平衡(heng),解決(jue)超高(gao)壓(ya)(ya)主閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)心驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)(li)(li)大(da)(da)(da)和(he)響應(ying)慢(man)的(de)(de)(de)(de)(de)(de)(de)難(nan)題,設計(ji)出小流(liu)(liu)(liu)(liu)(liu)量(liang)驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)大(da)(da)(da)開(kai)(kai)(kai)(kai)口的(de)(de)(de)(de)(de)(de)(de)超高(gao)壓(ya)(ya)大(da)(da)(da)流(liu)(liu)(liu)(liu)(liu)量(liang)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)。 此(ci)外，電(dian)(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)體(ti)(ti)(ti)積(ji)(ji)比氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)的(de)(de)(de)(de)(de)(de)(de)體(ti)(ti)(ti)積(ji)(ji)小，氣(qi)體(ti)(ti)(ti)告(gao)訴(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)具有(you)(you)(you)結(jie)構(gou)緊湊、重量(liang)輕(qing)、動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)靈敏、流(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)通(tong)(tong)(tong)道呈S流(liu)(liu)(liu)(liu)(liu)線(xian)型(xing)(xing)、壓(ya)(ya)降損(sun)失(shi)小、閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)容(rong)量(liang)大(da)(da)(da)、拆裝方便等(deng)(deng)優點(dian)，切(qie)(qie)斷閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)接(jie)受來自(zi)調節儀表的(de)(de)(de)(de)(de)(de)(de)信(xin)號，切(qie)(qie)斷、開(kai)(kai)(kai)(kai)啟或(huo)改(gai)(gai)(gai)變(bian)(bian)(bian)介質流(liu)(liu)(liu)(liu)(liu)向(xiang)，達(da)到(dao)對(dui)壓(ya)(ya)力(li)(li)(li)、流(liu)(liu)(liu)(liu)(liu)量(liang)、液位(wei)(wei)(wei)(wei)等(deng)(deng)工藝(yi)參數自(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)控(kong)制(zhi)(zhi)，廣泛應(ying)用(yong)(yong)于(yu)石油、化工、冶金、電(dian)(dian)力(li)(li)(li)、輕(qing)工、紡織等(deng)(deng)各種工業部(bu)門的(de)(de)(de)(de)(de)(de)(de)生(sheng)產(chan)過(guo)程(cheng)(cheng)自(zi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)控(kong)制(zhi)(zhi)和(he)運程(cheng)(cheng)控(kong)制(zhi)(zhi)系(xi)統中，本系(xi)列(lie)產(chan)品(pin)有(you)(you)(you)薄膜式(shi)(shi)(shi)(shi)(shi)(shi)、活(huo)塞(sai)式(shi)(shi)(shi)(shi)(shi)(shi)兩(liang)種，閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)體(ti)(ti)(ti)結(jie)構(gou)有(you)(you)(you)單座(zuo)、套筒、雙座(zuo)(二(er)(er)位(wei)(wei)(wei)(wei)三(san)通(tong)(tong)(tong))三(san)種，密(mi)封形式(shi)(shi)(shi)(shi)(shi)(shi)有(you)(you)(you)填料密(mi)封和(he)波紋管(guan)密(mi)封兩(liang)種，產(chan)品(pin)公稱(cheng)(cheng)壓(ya)(ya)力(li)(li)(li)等(deng)(deng)級有(you)(you)(you)PN10、16、40、46四種，公稱(cheng)(cheng)口徑(jing)范圍DN20～200mm，適用(yong)(yong)流(liu)(liu)(liu)(liu)(liu)體(ti)(ti)(ti)溫度(du)(du)由(you)(you)-60～450℃，泄漏量(liang)等(deng)(deng)級為(wei)IV級或(huo)VI級，流(liu)(liu)(liu)(liu)(liu)量(liang)特(te)性為(wei)快(kuai)(kuai)開(kai)(kai)(kai)(kai);因而(er)(er)對(dui)液壓(ya)(ya)系(xi)統的(de)(de)(de)(de)(de)(de)(de)設計(ji)也提(ti)出了(le)更(geng)高(gao)的(de)(de)(de)(de)(de)(de)(de)要求 ,采用(yong)(yong)傳(chuan)統的(de)(de)(de)(de)(de)(de)(de)以(yi)(yi)完(wan)成(cheng)執行(xing)機(ji)(ji)構(gou)預(yu)定的(de)(de)(de)(de)(de)(de)(de)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)循(xun)環和(he)滿足靜態性能(neng)(neng)(neng)要求的(de)(de)(de)(de)(de)(de)(de)系(xi)統設計(ji)遠(yuan)遠(yuan)超出人們(men)的(de)(de)(de)(de)(de)(de)(de)生(sheng)活(huo)需要，氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)高(gao)速(su)開(kai)(kai)(kai)(kai)關(guan)(guan)(guan)(guan)(guan)閥(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)(fa)再今(jin)后的(de)(de)(de)(de)(de)(de)(de)生(sheng)活(huo)里(li)將給我們(men)帶(dai)來方便和(he)便利。

　　三、氣動高(gao)速開關閥的分類

　　氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)高(gao)(gao)(gao)速(su)開(kai)(kai)關(guan)閥(fa)(fa)它包括閥(fa)(fa)芯(xin)、閥(fa)(fa)座(zuo)、端蓋、力(li)矩(ju)電(dian)機，其閥(fa)(fa)芯(xin)為(wei)階(jie)梯(ti)形圓(yuan)柱體，閥(fa)(fa)芯(xin)右端臺肩上開(kai)(kai)有(you)兩(liang)通(tong)(tong)孔，閥(fa)(fa)座(zuo)右端設有(you)敏感(gan)腔(qiang)，閥(fa)(fa)座(zuo)軸向(xiang)中空(kong)徑向(xiang)開(kai)(kai)有(you)大氣(qi)(qi)(qi)口(kou)、高(gao)(gao)(gao)壓(ya)口(kou)、負(fu)載口(kou)，閥(fa)(fa)座(zuo)內孔右端軸向(xiang)開(kai)(kai)有(you)通(tong)(tong)道，兩(liang)通(tong)(tong)孔分別與高(gao)(gao)(gao)壓(ya)口(kou)及大氣(qi)(qi)(qi)口(kou)相通(tong)(tong)，本實(shi)用(yong)新型結構簡單(dan)、流量(liang)大、無需(xu)彈簧、用(yong)于脈(mo)寬(kuan)調制控(kong)制時(shi)(shi)不會產生(sheng)彈性(xing)元(yuan)件疲勞破壞，控(kong)制方法能夠使系統(tong)的(de)(de)(de)(de)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)態特性(xing)得到(dao)改(gai)善，氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)開(kai)(kai)關(guan)閥(fa)(fa)是以氣(qi)(qi)(qi)缸為(wei)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)實(shi)現開(kai)(kai)關(guan)作(zuo)(zuo)用(yong)，氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)式(shi)高(gao)(gao)(gao)速(su)開(kai)(kai)關(guan)閥(fa)(fa)是由(you)6bar壓(ya)縮(suo)空(kong)氣(qi)(qi)(qi)通(tong)(tong)過氣(qi)(qi)(qi)源處理器調節壓(ya)力(li)實(shi)現扭(niu)矩(ju)控(kong)制，精度(du)(du)達(da)±5%;4位(wei)式(shi)功率(lv)(lv)管理器，扭(niu)矩(ju)跨(kua)度(du)(du)更大，效率(lv)(lv)更高(gao)(gao)(gao);采(cai)用(yong)高(gao)(gao)(gao)性(xing)能氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)馬達(da)，最(zui)大功率(lv)(lv)耗氣(qi)(qi)(qi)量(liang)600L/min; 杰出的(de)(de)(de)(de)連續運行(xing)功能，能夠滿足高(gao)(gao)(gao)負(fu)荷(he)作(zuo)(zuo)業需(xu)要;單(dan)手操作(zuo)(zuo)的(de)(de)(de)(de)正(zheng)、反轉按(an)鈕，觸摸式(shi)開(kai)(kai)關(guan)閥(fa)(fa)，便(bian)于使用(yong);有(you)直柄(bing)和彎柄(bing)兩(liang)種操作(zuo)(zuo)型式(shi)，適合不同應(ying)用(yong)場合;整體反作(zuo)(zuo)用(yong)力(li)臂，強度(du)(du)高(gao)(gao)(gao)、可(ke)360°調節支撐位(wei)置，開(kai)(kai)關(guan)閥(fa)(fa)能阻止或開(kai)(kai)通(tong)(tong)雙向(xiang)流通(tong)(tong)的(de)(de)(de)(de)二(er)通(tong)(tong)閥(fa)(fa)，又稱截止閥(fa)(fa)氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)高(gao)(gao)(gao)速(su)開(kai)(kai)關(guan)閥(fa)(fa)的(de)(de)(de)(de)頻(pin)率(lv)(lv)響應(ying)是當信號(hao)(hao)(hao)電(dian)流在二(er)個(ge)頻(pin)率(lv)(lv)范(fan)圍內作(zuo)(zuo)正(zheng)弦規(gui)律(lv)變(bian)(bian)化時(shi)(shi)，控(kong)制流量(liang)對(dui)(dui)(dui)輸入信號(hao)(hao)(hao)的(de)(de)(de)(de)復數(shu)比，頻(pin)率(lv)(lv)響應(ying)通(tong)(tong)常在輸入信號(hao)(hao)(hao)恒定和負(fu)載壓(ya)降為(wei)零的(de)(de)(de)(de)條(tiao)件下(xia)測定，并(bing)表示為(wei)幅值比、相對(dui)(dui)(dui)于位(wei)移，閥(fa)(fa)的(de)(de)(de)(de)頻(pin)率(lv)(lv)響應(ying)可(ke)能隨著信號(hao)(hao)(hao)的(de)(de)(de)(de)幅值、溫度(du)(du)和供給壓(ya)力(li)等條(tiao)件而(er)變(bian)(bian)化，氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)滯后雙張多 膠印機中存(cun)在電(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)，機動(dong)(dong)(dong)(dong)(dong)(dong)(dong)，氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)等控(kong)制的(de)(de)(de)(de)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)，這些動(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)中,電(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)反應(ying)最(zui)快,氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)最(zui)慢而(er)機動(dong)(dong)(dong)(dong)(dong)(dong)(dong)則具有(you)周期(qi)性(xing)，氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)由(you)于是靠(kao)單(dan)位(wei)時(shi)(shi)間抽(chou)氣(qi)(qi)(qi)量(liang)來控(kong)制的(de)(de)(de)(de),它無法與電(dian)動(dong)(dong)(dong)(dong)(dong)(dong)(dong) 機動(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)(de)速(su)度(du)(du)相提并(bing)論(lun)，在低速(su)時(shi)(shi)配合會很好但在高(gao)(gao)(gao)速(su)時(shi)(shi),氣(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)相對(dui)(dui)(dui)機動(dong)(dong)(dong)(dong)(dong)(dong)(dong)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)作(zuo)(zuo)可(ke)能呈滯后狀態。