
威(wei)海力(li)建液(ye)壓設備廠
經營模式:生產加(jia)工(gong)
地址:山東省威(wei)海市羊(yang)亭孫家灘(tan)工業園
主營:液壓缸,油缸,液壓系(xi)統
業務熱線:
QQ:3049278720
活塞式液壓缸
單(dan)活塞(sai)(sai)桿(gan)液壓(ya)(ya)缸只有一端有活塞(sai)(sai)桿(gan)。如圖所示是一種單(dan)活塞(sai)(sai)液壓(ya)(ya)缸。其兩(liang)端進出口(kou)油(you)口(kou)A和B都(dou)可通壓(ya)(ya)力(li)油(you)或(huo)回油(you),以(yi)實現雙(shuang)向運動,故(gu)稱為雙(shuang)作用缸。
活塞僅能單向(xiang)運(yun)動,其反方向(xiang)運(yun)動需由外力來完成。但其行程一(yi)般(ban)較活塞式(shi)液壓缸大。
活(huo)塞(sai)(sai)式液壓缸可(ke)分(fen)為單桿式和(he)雙桿式兩種(zhong)結構,其固(gu)定(ding)方式由(you)缸體(ti)固(gu)定(ding)和(he)活(huo)塞(sai)(sai)桿固(gu)定(ding)兩種(zhong)。、





擺動式液壓缸
擺(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)液壓缸是輸(shu)出(chu)扭矩并(bing)實現(xian)往復(fu)(fu)運動(dong)(dong)(dong)(dong)(dong)的執行(xing)元件,有單(dan)葉片、雙(shuang)葉片、螺(luo)旋擺(bai)動(dong)(dong)(dong)(dong)(dong)等幾(ji)種(zhong)形式(shi)。葉片式(shi)式(shi):定(ding)子(zi)塊(kuai)固(gu)定(ding)在缸體上,而葉片和轉(zhuan)子(zi)連接在一起。根據進油方向,葉片將帶(dai)動(dong)(dong)(dong)(dong)(dong)轉(zhuan)子(zi)作往復(fu)(fu)擺(bai)動(dong)(dong)(dong)(dong)(dong)。螺(luo)旋擺(bai)動(dong)(dong)(dong)(dong)(dong)式(shi)又分單(dan)螺(luo)旋擺(bai)動(dong)(dong)(dong)(dong)(dong)和雙(shuang)螺(luo)旋兩(liang)(liang)種(zhong),現(xian)在雙(shuang)螺(luo)旋比較(jiao)常用,靠(kao)兩(liang)(liang)個螺(luo)旋副降液壓缸內活塞的直(zhi)線運動(dong)(dong)(dong)(dong)(dong)轉(zhuan)變為直(zhi)線運動(dong)(dong)(dong)(dong)(dong)與自轉(zhuan)運動(dong)(dong)(dong)(dong)(dong)的復(fu)(fu)he運動(dong)(dong)(dong)(dong)(dong),從而實現(xian)擺(bai)動(dong)(dong)(dong)(dong)(dong)運動(dong)(dong)(dong)(dong)(dong)。
油(you)缸(gang)(gang)(gang)是工(gong)程機械(xie)主(zhu)要部件,傳統的(de)加工(gong)方法(fa)是:拉削(xue)缸(gang)(gang)(gang)體(ti)——精鏜(tang)缸(gang)(gang)(gang)體(ti)——磨(mo)(mo)削(xue)缸(gang)(gang)(gang)體(ti)。采用滾(gun)(gun)壓方法(fa)是:拉削(xue)缸(gang)(gang)(gang)體(ti)——精鏜(tang)缸(gang)(gang)(gang)體(ti)——滾(gun)(gun)壓缸(gang)(gang)(gang)體(ti),工(gong)序是3部分,但時間(jian)上對比:磨(mo)(mo)削(xue)缸(gang)(gang)(gang)體(ti)1米(mi)(mi)大(da)概在(zai)1-2天的(de)時間(jian),滾(gun)(gun)壓缸(gang)(gang)(gang)體(ti)1米(mi)(mi)大(da)概在(zai)10-30分鐘的(de)時間(jian)。投入對比:磨(mo)(mo)床或絎磨(mo)(mo)機(幾(ji)萬——幾(ji)百(bai)萬),滾(gun)(gun)壓刀(1仟——幾(ji)萬)。滾(gun)(gun)壓后,孔(kong)表(biao)面粗糙度由(you)幢滾(gun)(gun)前Ra3.2~6.3um減小為Ra0.4~0.8&um,