
威海力(li)建(jian)液(ye)壓設(she)備廠
經營模式(shi):生產加工
地(di)址:山(shan)東(dong)省(sheng)威海市羊亭孫家灘工(gong)業園
主營:液壓(ya)缸,油(you)缸,液壓(ya)系(xi)統
業務熱線:
QQ:3049278720
其次(ci)是裝配(pei)時(shi)有異物(wu)進入及密封材(cai)料質量不好(hao)。其后果則是動作緩慢(man)、無力(li),嚴重時(shi)還(huan)會造成活塞及缸筒(tong)的(de)損壞,出現(xian)“拉缸”現(xian)象。處(chu)理(li)方法是調整速度控制(zhi)閥(fa),對照安裝說明(ming)應做必(bi)要的(de)操作和改進。
(2)液壓(ya)回路(lu)(lu)泄(xie)漏(lou)。包括閥(fa)及液壓(ya)管路(lu)(lu)的(de)泄(xie)漏(lou)。檢修方法是通過(guo)操縱換(huan)向(xiang)閥(fa)檢查并(bing)消除(chu)液壓(ya)連接管路(lu)(lu)的(de)泄(xie)漏(lou)。
(3)液壓油經溢流閥(fa)旁(pang)通回油箱。





① 裝配時(shi)混(hun)入(ru)異物(wu)(wu)造成傷痕(hen)液壓缸(gang)在(zai)總(zong)組裝前,所(suo)有零(ling)件必須(xu)充分去除毛刺并洗(xi)凈, 零(ling)件上(shang)帶有毛刺或(huo)臟(zang)物(wu)(wu)進(jin)行安裝時(shi),由(you)于'別勁(jing)'及零(ling)件自重,異物(wu)(wu)易嵌進(jin)缸(gang)壁(bi)表面(mian),造成傷痕(hen)。
② 安裝零(ling)件中發生的傷痕液壓缸安裝時,活塞及缸蓋等零(ling)件質量大、尺寸(cun)大、慣性大,即使有起重設備輔助安裝,由于規定配合間(jian)隙(xi)都較小,無論怎樣均會(hui)別勁投入(ru),
零部件加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)精(jing)度(du)的(de)(de)影(ying)響(xiang)問(wen)題,在(zai)(zai)液壓缸的(de)(de)制(zhi)造過(guo)程中應嚴格控(kong)制(zhi)缸體內(nei)壁(bi)(bi)(bi)和(he)活塞桿(gan)表(biao)面加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)精(jing)度(du),特別是(shi)幾何精(jing)度(du),尤(you)其直(zhi)(zhi)線度(du)是(shi)關鍵,在(zai)(zai)國內(nei)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)藝中,活塞桿(gan)表(biao)面的(de)(de)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)基(ji)本上是(shi)車后磨(mo)削,保證直(zhi)(zhi)線度(du)問(wen)題不大,但(dan)對于(yu)缸體內(nei)壁(bi)(bi)(bi)的(de)(de)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong),其加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)方法很多,有鏜削-滾壓、鏜削-珩(heng)磨(mo)、直(zhi)(zhi)接珩(heng)磨(mo)等,但(dan)由于(yu)國內(nei)材(cai)料(liao)的(de)(de)基(ji)礎水平(ping)較國外(wai)有差距,管材(cai)坯(pi)料(liao)直(zhi)(zhi)線度(du)差,壁(bi)(bi)(bi)厚不均(jun)勻、硬(ying)度(du)不均(jun)勻等因(yin)(yin)素,往(wang)往(wang)直(zhi)(zhi)接影(ying)響(xiang)缸體內(nei)壁(bi)(bi)(bi)加(jia)(jia)工(gong)(gong)(gong)(gong)(gong)后的(de)(de)直(zhi)(zhi)線度(du),因(yin)(yin)此(ci)建議采用鏜削-滾壓、鏜削-珩(heng)磨(mo)工(gong)(gong)(gong)(gong)(gong)藝,如直(zhi)(zhi)接珩(heng)磨(mo),則必須首先提高管材(cai)坯(pi)料(liao)的(de)(de)直(zhi)(zhi)線度(du)。
上述(shu)圖片僅供(gong)參考,詳(xiang)細產品詳(xiang)情(qing)請咨(zi)詢我們(men),更(geng)多型號請訪問我們(men)的網站或(huo)致(zhi)電我們(men)了(le)解(jie)"。謝謝
在(zai)允許的(de)(de)情況下(xia),液壓(ya)缸的(de)(de)缸體壁(bi)厚安全系(xi)數(shu)盡量選大一些,使缸體厚壁(bi)增加(jia),特別是高壓(ya)工(gong)況下(xia)使用的(de)(de)油缸,以(yi)減小油壓(ya)下(xia)的(de)(de)缸體變形,變形后的(de)(de)缸體也(ye)會引起液壓(ya)缸低速(su)爬(pa)行。