
威(wei)海(hai)力(li)建液壓設(she)備廠
經營模(mo)式:生產加(jia)工
地(di)址(zhi):山東(dong)省威(wei)海市羊(yang)亭孫家灘工(gong)業園
主營:液壓(ya)缸,油(you)缸,液壓(ya)系統
業務(wu)熱線:
QQ:3049278720
擺動式液壓缸
擺動(dong)(dong)(dong)(dong)(dong)式液壓缸是(shi)輸出扭矩(ju)并(bing)實(shi)現往復(fu)運動(dong)(dong)(dong)(dong)(dong)的執(zhi)行元件,有單葉(xie)片、雙葉(xie)片、螺(luo)(luo)旋(xuan)(xuan)擺動(dong)(dong)(dong)(dong)(dong)等(deng)幾種形式。葉(xie)片式式:定子(zi)塊固定在缸體(ti)上,而葉(xie)片和轉子(zi)連接在一起。根據進油(you)方向,葉(xie)片將帶動(dong)(dong)(dong)(dong)(dong)轉子(zi)作(zuo)往復(fu)擺動(dong)(dong)(dong)(dong)(dong)。螺(luo)(luo)旋(xuan)(xuan)擺動(dong)(dong)(dong)(dong)(dong)式又分單螺(luo)(luo)旋(xuan)(xuan)擺動(dong)(dong)(dong)(dong)(dong)和雙螺(luo)(luo)旋(xuan)(xuan)兩種,現在雙螺(luo)(luo)旋(xuan)(xuan)比較(jiao)常用,靠兩個螺(luo)(luo)旋(xuan)(xuan)副降液壓缸內活(huo)塞(sai)的直線運動(dong)(dong)(dong)(dong)(dong)轉變(bian)為直線運動(dong)(dong)(dong)(dong)(dong)與(yu)自轉運動(dong)(dong)(dong)(dong)(dong)的復(fu)he運動(dong)(dong)(dong)(dong)(dong),從而實(shi)現擺動(dong)(dong)(dong)(dong)(dong)運動(dong)(dong)(dong)(dong)(dong)。





緩沖裝置
在(zai)液(ye)(ye)壓(ya)系(xi)統中(zhong)使用液(ye)(ye)壓(ya)缸(gang)(gang)(gang)(gang)驅動具有一定(ding)質(zhi)量的機(ji)構,當液(ye)(ye)壓(ya)缸(gang)(gang)(gang)(gang)運動至行程終點(dian)時具有較大動能(neng),如未作(zuo)減速(su)處理(li),液(ye)(ye)壓(ya)缸(gang)(gang)(gang)(gang)活(huo)塞(sai)與缸(gang)(gang)(gang)(gang)蓋將發生(sheng)機(ji)械碰撞,產生(sheng)沖擊、噪聲(sheng),有破壞性。為緩和及(ji)防止這種危害發生(sheng),因此可在(zai)液(ye)(ye)壓(ya)回(hui)路中(zhong)設置減速(su)裝置或(huo)在(zai)缸(gang)(gang)(gang)(gang)體內設緩沖裝置。
加工
缸(gang)筒(tong)作(zuo)為液壓(ya)缸(gang)、礦用單體支(zhi)柱、液壓(ya)支(zhi)架(jia)、炮管等產品的主要部(bu)件,其加(jia)工質量的好壞(huai)直(zhi)接(jie)影響整個產品的壽命和可靠性(xing)。缸(gang)筒(tong)加(jia)工要求高,其內表面粗糙度要求為Ra0.4~0.8&um,對同軸度、耐磨性(xing)要求嚴格。缸(gang)筒(tong)的基本特征是深孔加(jia)工,其加(jia)工一直(zhi)困(kun)擾加(jia)工人員。
若(ruo)溢(yi)流(liu)閥(fa)(fa)進入臟物卡住閥(fa)(fa)芯,使溢(yi)流(liu)閥(fa)(fa)常開,液(ye)壓(ya)(ya)油(you)會(hui)經溢(yi)流(liu)閥(fa)(fa)旁通直接流(liu)回(hui)油(you)箱,導(dao)致(zhi)液(ye)壓(ya)(ya)缸沒(mei)油(you)進入。若(ruo)負載(zai)過大(da),溢(yi)流(liu)閥(fa)(fa)的(de)調(diao)節(jie)壓(ya)(ya)力雖已達(da)到(dao)極大(da)額定值(zhi),但液(ye)壓(ya)(ya)缸仍(reng)得不到(dao)連(lian)續動作所(suo)需(xu)的(de)推力而不動作。若(ruo)調(diao)節(jie)壓(ya)(ya)力較低(di),則因(yin)壓(ya)(ya)力不足達(da)不到(dao)仍(reng)載(zai)所(suo)需(xu)的(de)椎力,表(biao)現(xian)為推力不夠。此時應檢(jian)查并調(diao)整溢(yi)流(liu)閥(fa)(fa)。(威海力建冶(ye)金液(ye)壓(ya)(ya)設備廠)