
威海力建液壓設備廠(chang)
經營(ying)模式:生(sheng)產(chan)加工
地址:山東省威海市羊亭孫家灘工業(ye)園
主營:液(ye)壓(ya)缸(gang)(gang),油缸(gang)(gang),液(ye)壓(ya)系統
業務熱(re)線:
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)式液壓缸是(shi)輸(shu)出扭矩并實現往(wang)復(fu)運動(dong)的執(zhi)行元(yuan)件,有單葉(xie)片、雙葉(xie)片、螺(luo)(luo)(luo)旋(xuan)(xuan)(xuan)(xuan)擺(bai)動(dong)等幾種形(xing)式。葉(xie)片式式:定子(zi)塊固定在缸體上,而葉(xie)片和轉子(zi)連接在一起。根據進(jin)油方向,葉(xie)片將(jiang)帶(dai)動(dong)轉子(zi)作往(wang)復(fu)擺(bai)動(dong)。螺(luo)(luo)(luo)旋(xuan)(xuan)(xuan)(xuan)擺(bai)動(dong)式又(you)分單螺(luo)(luo)(luo)旋(xuan)(xuan)(xuan)(xuan)擺(bai)動(dong)和雙螺(luo)(luo)(luo)旋(xuan)(xuan)(xuan)(xuan)兩種,現在雙螺(luo)(luo)(luo)旋(xuan)(xuan)(xuan)(xuan)比較常用,靠兩個螺(luo)(luo)(luo)旋(xuan)(xuan)(xuan)(xuan)副降(jiang)液壓缸內活塞的直線(xian)運動(dong)轉變為直線(xian)運動(dong)與自轉運動(dong)的復(fu)he運動(dong),從(cong)而實現擺(bai)動(dong)運動(dong)。





其(qi)次(ci)是(shi)裝(zhuang)配時(shi)有異(yi)物進入及密封材(cai)料質量不好。其(qi)后(hou)果(guo)則是(shi)動作緩慢、無(wu)力,嚴重時(shi)還會造成活塞(sai)及缸筒的損壞,出現(xian)(xian)“拉缸”現(xian)(xian)象(xiang)。處理方法是(shi)調整速度(du)控制閥,對照安裝(zhuang)說明應做必(bi)要的操作和改進。
(2)液(ye)壓回路泄(xie)漏。包括(kuo)閥(fa)及液(ye)壓管路的(de)泄(xie)漏。檢修方法是通過操縱換向閥(fa)檢查并(bing)消除(chu)液(ye)壓連接(jie)管路的(de)泄(xie)漏。
(3)液壓油(you)經溢(yi)流閥旁通回油(you)箱。
液壓缸(gang)結構基本(ben)上可(ke)以分為缸(gang)筒(tong)和(he)缸(gang)蓋、活塞和(he)活塞桿、密(mi)封裝(zhuang)(zhuang)置(zhi)(zhi)、緩(huan)沖裝(zhuang)(zhuang)置(zhi)(zhi)和(he)排氣裝(zhuang)(zhuang)置(zhi)(zhi)五個部(bu)分。今(jin)天(tian)威海力(li)建小(xiao)編著重帶(dai)著大(da)家(jia)了(le)解一(yi)下(xia)缸(gang)筒(tong)和(he)缸(gang)蓋。
缸筒和缸蓋
一般來(lai)說(shuo),缸(gang)(gang)筒(tong)和(he)缸(gang)(gang)蓋的結(jie)構形(xing)式(shi)(shi)和(he)其使(shi)(shi)用(yong)的材料有(you)關。工(gong)(gong)作壓力p<10MPa時(shi),使(shi)(shi)用(yong)鑄(zhu)鐵;p<20MPa時(shi),使(shi)(shi)用(yong)無縫(feng)鋼(gang)管;p>20MPa時(shi),使(shi)(shi)用(yong)鑄(zhu)鋼(gang)或鍛鋼(gang)。法(fa)蘭連(lian)接(jie)(jie)式(shi)(shi),結(jie)構簡單(dan),容(rong)(rong)易(yi)加工(gong)(gong),也(ye)容(rong)(rong)易(yi)裝(zhuang)拆(chai),但(dan)外形(xing)尺寸和(he)重量(liang)都(dou)(dou)較(jiao)(jiao)(jiao)(jiao)大(da),常用(yong)于鑄(zhu)鐵制(zhi)(zhi)的缸(gang)(gang)筒(tong)上。半(ban)環(huan)連(lian)接(jie)(jie)式(shi)(shi),它(ta)的缸(gang)(gang)筒(tong)壁部因開了環(huan)形(xing)槽而(er)削弱了強度,為此有(you)時(shi)要加厚(hou)缸(gang)(gang)壁,它(ta)容(rong)(rong)易(yi)加工(gong)(gong)和(he)裝(zhuang)拆(chai),重量(liang)較(jiao)(jiao)(jiao)(jiao)輕(qing),常用(yong)于無縫(feng)鋼(gang)管或鍛鋼(gang)制(zhi)(zhi)的缸(gang)(gang)筒(tong)上。螺紋(wen)連(lian)接(jie)(jie)式(shi)(shi),它(ta)的缸(gang)(gang)筒(tong)端部結(jie)構復雜,外徑(jing)加工(gong)(gong)時(shi)要求(qiu)保證(zheng)內外徑(jing)同心(xin),裝(zhuang)拆(chai)要使(shi)(shi)用(yong)工(gong)(gong)具,它(ta)的外形(xing)尺寸和(he)重量(liang)都(dou)(dou)較(jiao)(jiao)(jiao)(jiao)小,常用(yong)于無縫(feng)鋼(gang)管或鑄(zhu)鋼(gang)制(zhi)(zhi)的缸(gang)(gang)筒(tong)上。拉(la)桿連(lian)接(jie)(jie)式(shi)(shi),結(jie)構的通用(yong)性大(da),容(rong)(rong)易(yi)加工(gong)(gong)和(he)裝(zhuang)拆(chai),但(dan)外形(xing)尺寸較(jiao)(jiao)(jiao)(jiao)大(da),且(qie)較(jiao)(jiao)(jiao)(jiao)重。焊接(jie)(jie)連(lian)接(jie)(jie)式(shi)(shi),結(jie)構簡單(dan),尺寸小,但(dan)缸(gang)(gang)底(di)處(chu)內徑(jing)不(bu)易(yi)加工(gong)(gong),且(qie)可能引起(qi)變形(xing)。