
威海力建液壓設備廠
經營模式:生產加工
地址:山東省威海(hai)市羊亭孫家灘(tan)工業園(yuan)
主營:液(ye)壓(ya)(ya)缸,油缸,液(ye)壓(ya)(ya)系統
業務熱(re)線:
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)式(shi)液壓(ya)缸是輸(shu)出扭矩并實現往(wang)復(fu)運(yun)動(dong)(dong)的(de)執行(xing)元件(jian),有單葉片(pian)(pian)、雙葉片(pian)(pian)、螺(luo)旋(xuan)(xuan)擺(bai)動(dong)(dong)等幾種形式(shi)。葉片(pian)(pian)式(shi)式(shi):定子塊固定在(zai)缸體上(shang),而(er)葉片(pian)(pian)和轉子連接(jie)在(zai)一起。根據(ju)進(jin)油方向(xiang),葉片(pian)(pian)將帶動(dong)(dong)轉子作往(wang)復(fu)擺(bai)動(dong)(dong)。螺(luo)旋(xuan)(xuan)擺(bai)動(dong)(dong)式(shi)又(you)分單螺(luo)旋(xuan)(xuan)擺(bai)動(dong)(dong)和雙螺(luo)旋(xuan)(xuan)兩(liang)種,現在(zai)雙螺(luo)旋(xuan)(xuan)比較常用,靠兩(liang)個螺(luo)旋(xuan)(xuan)副降液壓(ya)缸內活塞的(de)直線運(yun)動(dong)(dong)轉變(bian)為直線運(yun)動(dong)(dong)與(yu)自轉運(yun)動(dong)(dong)的(de)復(fu)he運(yun)動(dong)(dong),從而(er)實現擺(bai)動(dong)(dong)運(yun)動(dong)(dong)。





緩沖裝置
在液(ye)(ye)壓系統中(zhong)使(shi)用(yong)液(ye)(ye)壓缸(gang)驅(qu)動(dong)具(ju)有一(yi)定質量(liang)的機構,當液(ye)(ye)壓缸(gang)運(yun)動(dong)至行程終點(dian)時(shi)具(ju)有較大動(dong)能(neng),如未(wei)作(zuo)減速處理,液(ye)(ye)壓缸(gang)活(huo)塞(sai)與(yu)缸(gang)蓋(gai)將發(fa)(fa)生機械碰(peng)撞,產(chan)生沖(chong)擊、噪(zao)聲,有破壞性。為緩(huan)和(he)及防止這種危害發(fa)(fa)生,因此可在液(ye)(ye)壓回路中(zhong)設置(zhi)減速裝(zhuang)置(zhi)或在缸(gang)體內設緩(huan)沖(chong)裝(zhuang)置(zhi)。
加工
缸(gang)筒(tong)作為(wei)液(ye)壓缸(gang)、礦(kuang)用單體支(zhi)(zhi)柱、液(ye)壓支(zhi)(zhi)架、炮管等產(chan)品的(de)主要(yao)部件,其(qi)加工(gong)質量的(de)好壞直接(jie)影響整個產(chan)品的(de)壽命和可靠性(xing)。缸(gang)筒(tong)加工(gong)要(yao)求高(gao),其(qi)內表面粗糙度要(yao)求為(wei)Ra0.4~0.8&um,對同軸(zhou)度、耐磨(mo)性(xing)要(yao)求嚴格。缸(gang)筒(tong)的(de)基本特(te)征是(shi)深孔加工(gong),其(qi)加工(gong)一直困擾加工(gong)人員。
若(ruo)溢(yi)流(liu)(liu)(liu)閥(fa)進(jin)入臟物卡住閥(fa)芯,使溢(yi)流(liu)(liu)(liu)閥(fa)常開,液(ye)(ye)壓(ya)(ya)(ya)油(you)(you)會經(jing)溢(yi)流(liu)(liu)(liu)閥(fa)旁(pang)通直接流(liu)(liu)(liu)回油(you)(you)箱,導致(zhi)液(ye)(ye)壓(ya)(ya)(ya)缸(gang)沒(mei)油(you)(you)進(jin)入。若(ruo)負載(zai)過(guo)大(da),溢(yi)流(liu)(liu)(liu)閥(fa)的(de)(de)調節壓(ya)(ya)(ya)力雖已達到極(ji)大(da)額定值,但液(ye)(ye)壓(ya)(ya)(ya)缸(gang)仍得不(bu)到連續動作所(suo)需(xu)的(de)(de)推(tui)力而不(bu)動作。若(ruo)調節壓(ya)(ya)(ya)力較低,則因(yin)壓(ya)(ya)(ya)力不(bu)足達不(bu)到仍載(zai)所(suo)需(xu)的(de)(de)椎力,表現為推(tui)力不(bu)夠。此時(shi)應(ying)檢查并(bing)調整溢(yi)流(liu)(liu)(liu)閥(fa)。(威海力建(jian)冶金(jin)液(ye)(ye)壓(ya)(ya)(ya)設備(bei)廠)