
威海力(li)建液壓設備(bei)廠
經營(ying)模式:生產(chan)加工
地(di)址:山東(dong)省威海市(shi)羊亭孫(sun)家灘工業園(yuan)
主營:液(ye)壓(ya)缸(gang)(gang),油缸(gang)(gang),液(ye)壓(ya)系統
業務熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)(bai)(bai)動(dong)(dong)(dong)式液壓缸(gang)是輸(shu)出扭矩并實現(xian)(xian)往(wang)復運(yun)(yun)動(dong)(dong)(dong)的執行元(yuan)件,有單葉(xie)片(pian)(pian)、雙葉(xie)片(pian)(pian)、螺旋擺(bai)(bai)(bai)動(dong)(dong)(dong)等(deng)幾(ji)種形式。葉(xie)片(pian)(pian)式式:定(ding)子塊固定(ding)在缸(gang)體(ti)上,而葉(xie)片(pian)(pian)和轉子連接在一起。根據進油方向,葉(xie)片(pian)(pian)將(jiang)帶動(dong)(dong)(dong)轉子作往(wang)復擺(bai)(bai)(bai)動(dong)(dong)(dong)。螺旋擺(bai)(bai)(bai)動(dong)(dong)(dong)式又分單螺旋擺(bai)(bai)(bai)動(dong)(dong)(dong)和雙螺旋兩種,現(xian)(xian)在雙螺旋比較常用,靠兩個(ge)螺旋副降液壓缸(gang)內活塞(sai)的直(zhi)(zhi)線運(yun)(yun)動(dong)(dong)(dong)轉變為直(zhi)(zhi)線運(yun)(yun)動(dong)(dong)(dong)與自轉運(yun)(yun)動(dong)(dong)(dong)的復he運(yun)(yun)動(dong)(dong)(dong),從(cong)而實現(xian)(xian)擺(bai)(bai)(bai)動(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)。





緩沖裝置
在液壓(ya)系統中(zhong)使用液壓(ya)缸(gang)(gang)(gang)驅動具(ju)有(you)一(yi)定質量(liang)的機構,當液壓(ya)缸(gang)(gang)(gang)運(yun)動至(zhi)行程終點時具(ju)有(you)較大動能,如未(wei)作減速(su)(su)處理,液壓(ya)缸(gang)(gang)(gang)活塞(sai)與缸(gang)(gang)(gang)蓋(gai)將發生(sheng)機械碰撞(zhuang),產生(sheng)沖擊、噪聲,有(you)破壞性。為(wei)緩和及防止這種危害發生(sheng),因此可在液壓(ya)回路中(zhong)設(she)置減速(su)(su)裝置或在缸(gang)(gang)(gang)體內(nei)設(she)緩沖裝置。
加工
缸(gang)筒(tong)作為液壓(ya)缸(gang)、礦用(yong)單體支(zhi)柱、液壓(ya)支(zhi)架、炮管等產品的(de)(de)主要部件,其加(jia)(jia)工(gong)(gong)質(zhi)量的(de)(de)好壞直(zhi)接影響整個(ge)產品的(de)(de)壽命和可靠性。缸(gang)筒(tong)加(jia)(jia)工(gong)(gong)要求(qiu)高(gao),其內表面粗糙(cao)度要求(qiu)為Ra0.4~0.8&um,對同(tong)軸度、耐磨性要求(qiu)嚴格(ge)。缸(gang)筒(tong)的(de)(de)基(ji)本(ben)特征是深孔(kong)加(jia)(jia)工(gong)(gong),其加(jia)(jia)工(gong)(gong)一(yi)直(zhi)困(kun)擾加(jia)(jia)工(gong)(gong)人員(yuan)。
若溢(yi)流(liu)閥(fa)(fa)進(jin)(jin)入臟(zang)物卡住閥(fa)(fa)芯,使溢(yi)流(liu)閥(fa)(fa)常開,液(ye)(ye)壓(ya)(ya)(ya)油會經(jing)溢(yi)流(liu)閥(fa)(fa)旁通直接流(liu)回油箱,導致液(ye)(ye)壓(ya)(ya)(ya)缸沒油進(jin)(jin)入。若負載過大,溢(yi)流(liu)閥(fa)(fa)的(de)調節(jie)(jie)壓(ya)(ya)(ya)力雖(sui)已達(da)到極(ji)大額定值,但液(ye)(ye)壓(ya)(ya)(ya)缸仍得不(bu)到連續動作(zuo)所(suo)需的(de)推力而(er)不(bu)動作(zuo)。若調節(jie)(jie)壓(ya)(ya)(ya)力較低,則因壓(ya)(ya)(ya)力不(bu)足達(da)不(bu)到仍載所(suo)需的(de)椎力,表現為推力不(bu)夠(gou)。此時應檢查(cha)并調整溢(yi)流(liu)閥(fa)(fa)。(威海(hai)力建(jian)冶金(jin)液(ye)(ye)壓(ya)(ya)(ya)設(she)備廠)