
威海力建(jian)液(ye)壓設(she)備廠
經營模式:生產加工
地址:山東省威(wei)海市羊亭孫家(jia)灘工業(ye)園
主營(ying):液(ye)壓(ya)缸(gang),油缸(gang),液(ye)壓(ya)系統
業務(wu)熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)液壓缸是輸出(chu)扭矩(ju)并(bing)實現(xian)往復運(yun)(yun)動(dong)(dong)(dong)的(de)(de)執(zhi)行元件,有(you)單葉片、雙(shuang)葉片、螺旋擺(bai)動(dong)(dong)(dong)等幾種形式(shi)。葉片式(shi)式(shi):定子塊固定在缸體上,而(er)葉片和轉(zhuan)子連(lian)接在一起。根據進油方向(xiang),葉片將帶(dai)動(dong)(dong)(dong)轉(zhuan)子作往復擺(bai)動(dong)(dong)(dong)。螺旋擺(bai)動(dong)(dong)(dong)式(shi)又分單螺旋擺(bai)動(dong)(dong)(dong)和雙(shuang)螺旋兩種,現(xian)在雙(shuang)螺旋比較常用,靠兩個螺旋副降液壓缸內活塞(sai)的(de)(de)直(zhi)線(xian)運(yun)(yun)動(dong)(dong)(dong)轉(zhuan)變(bian)為直(zhi)線(xian)運(yun)(yun)動(dong)(dong)(dong)與自(zi)轉(zhuan)運(yun)(yun)動(dong)(dong)(dong)的(de)(de)復he運(yun)(yun)動(dong)(dong)(dong),從而(er)實現(xian)擺(bai)動(dong)(dong)(dong)運(yun)(yun)動(dong)(dong)(dong)。





采用滾(gun)(gun)壓(ya)(ya)加工,由于表(biao)面(mian)層(ceng)留有(you)(you)表(biao)面(mian)殘(can)余壓(ya)(ya)應力,有(you)(you)助于表(biao)面(mian)微小(xiao)裂紋(wen)的(de)封閉,阻礙侵(qin)蝕作用的(de)擴(kuo)展。從而(er)提(ti)高(gao)(gao)表(biao)面(mian)抗腐蝕能(neng)力,并能(neng)延緩(huan)疲(pi)(pi)勞(lao)裂紋(wen)的(de)產生(sheng)或擴(kuo)大,因(yin)而(er)提(ti)高(gao)(gao)缸(gang)筒(tong)疲(pi)(pi)勞(lao)強度。通過滾(gun)(gun)壓(ya)(ya)成型(xing),滾(gun)(gun)壓(ya)(ya)表(biao)面(mian)形(xing)成一(yi)層(ceng)冷(leng)作硬化層(ceng),減少了磨(mo)削副接觸表(biao)面(mian)的(de)彈性(xing)(xing)(xing)和塑性(xing)(xing)(xing)變(bian)形(xing),從而(er)提(ti)高(gao)(gao)了缸(gang)筒(tong)內壁的(de)耐磨(mo)性(xing)(xing)(xing),同時避免了因(yin)磨(mo)削引起的(de)shao傷。滾(gun)(gun)壓(ya)(ya)后,表(biao)面(mian)粗糙度值的(de)減小(xiao),可提(ti)高(gao)(gao)配合性(xing)(xing)(xing)質。
若溢(yi)(yi)流(liu)閥進入臟(zang)物卡住閥芯(xin),使溢(yi)(yi)流(liu)閥常開,液壓(ya)油會經溢(yi)(yi)流(liu)閥旁通直接(jie)流(liu)回油箱,導致液壓(ya)缸(gang)沒油進入。若負載(zai)過大,溢(yi)(yi)流(liu)閥的調節(jie)壓(ya)力(li)(li)雖已(yi)達到極(ji)大額定(ding)值(zhi),但(dan)液壓(ya)缸(gang)仍得不(bu)(bu)到連續(xu)動(dong)作所需的推力(li)(li)而(er)不(bu)(bu)動(dong)作。若調節(jie)壓(ya)力(li)(li)較低,則因(yin)壓(ya)力(li)(li)不(bu)(bu)足達不(bu)(bu)到仍載(zai)所需的椎力(li)(li),表(biao)現為推力(li)(li)不(bu)(bu)夠。此時應檢查并調整溢(yi)(yi)流(liu)閥。(威(wei)海力(li)(li)建冶(ye)金液壓(ya)設備廠)