
威海力(li)建液(ye)壓(ya)設備廠
經營(ying)模式(shi):生產加(jia)工
地(di)址:山東省威(wei)海(hai)市羊(yang)亭孫家灘工業園
主營:液壓(ya)(ya)缸,油缸,液壓(ya)(ya)系統
業務熱線(xian):
QQ:3049278720
例如:活(huo)塞與(yu)活(huo)塞桿不同(tong)心或活(huo)塞桿彎曲,液壓缸或活(huo)塞桿對(dui)導軌安裝(zhuang)位(wei)置偏移,密封環裝(zhuang)得過(guo)緊或過(guo)松(song)等(deng)。解決方法是重新修理或調整,更換(huan)損傷的(de)零件(jian)及清除鐵屑。
(2)潤滑不良或(huo)液壓(ya)缸孔徑(jing)加(jia)(jia)工超差。因為活(huo)(huo)塞與缸筒、導軌與活(huo)(huo)塞桿等均有相對運動,如果潤滑不良或(huo)液壓(ya)缸孔徑(jing)超差,就會加(jia)(jia)劇磨(mo)損,使缸筒中心線直線性降低。(威海力(li)建冶(ye)金液壓(ya)設備(bei)廠)





液(ye)壓(ya)缸結構基本上可以分為缸筒(tong)和缸蓋、活(huo)塞和活(huo)塞桿、密封裝(zhuang)置(zhi)、緩沖裝(zhuang)置(zhi)和排(pai)氣裝(zhuang)置(zhi)五個部分。今天威海力建小編著(zhu)重帶(dai)著(zhu)大家了解一(yi)下缸筒(tong)和缸蓋。
缸筒和缸蓋
一般來說(shuo),缸(gang)筒(tong)和缸(gang)蓋的結(jie)(jie)構(gou)(gou)形(xing)式(shi)(shi)和其使(shi)(shi)用的材料有關。工(gong)作壓力p<10MPa時(shi),使(shi)(shi)用鑄鐵;p<20MPa時(shi),使(shi)(shi)用無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan);p>20MPa時(shi),使(shi)(shi)用鑄鋼(gang)(gang)或鍛鋼(gang)(gang)。法蘭連(lian)(lian)接(jie)(jie)式(shi)(shi),結(jie)(jie)構(gou)(gou)簡(jian)單,容(rong)易(yi)(yi)加(jia)(jia)工(gong),也容(rong)易(yi)(yi)裝(zhuang)拆(chai)(chai),但外(wai)(wai)(wai)形(xing)尺(chi)寸(cun)和重(zhong)量(liang)都較(jiao)(jiao)(jiao)大(da),常(chang)用于(yu)鑄鐵制(zhi)的缸(gang)筒(tong)上。半環連(lian)(lian)接(jie)(jie)式(shi)(shi),它(ta)的缸(gang)筒(tong)壁部因開了環形(xing)槽(cao)而削弱了強(qiang)度(du),為此有時(shi)要加(jia)(jia)厚缸(gang)壁,它(ta)容(rong)易(yi)(yi)加(jia)(jia)工(gong)和裝(zhuang)拆(chai)(chai),重(zhong)量(liang)較(jiao)(jiao)(jiao)輕,常(chang)用于(yu)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)或鍛鋼(gang)(gang)制(zhi)的缸(gang)筒(tong)上。螺紋連(lian)(lian)接(jie)(jie)式(shi)(shi),它(ta)的缸(gang)筒(tong)端部結(jie)(jie)構(gou)(gou)復雜,外(wai)(wai)(wai)徑加(jia)(jia)工(gong)時(shi)要求保證內(nei)外(wai)(wai)(wai)徑同(tong)心(xin),裝(zhuang)拆(chai)(chai)要使(shi)(shi)用工(gong)具,它(ta)的外(wai)(wai)(wai)形(xing)尺(chi)寸(cun)和重(zhong)量(liang)都較(jiao)(jiao)(jiao)小(xiao),常(chang)用于(yu)無(wu)(wu)縫(feng)鋼(gang)(gang)管(guan)或鑄鋼(gang)(gang)制(zhi)的缸(gang)筒(tong)上。拉桿連(lian)(lian)接(jie)(jie)式(shi)(shi),結(jie)(jie)構(gou)(gou)的通用性大(da),容(rong)易(yi)(yi)加(jia)(jia)工(gong)和裝(zhuang)拆(chai)(chai),但外(wai)(wai)(wai)形(xing)尺(chi)寸(cun)較(jiao)(jiao)(jiao)大(da),且較(jiao)(jiao)(jiao)重(zhong)。焊接(jie)(jie)連(lian)(lian)接(jie)(jie)式(shi)(shi),結(jie)(jie)構(gou)(gou)簡(jian)單,尺(chi)寸(cun)小(xiao),但缸(gang)底處(chu)內(nei)徑不易(yi)(yi)加(jia)(jia)工(gong),且可(ke)能引起變形(xing)。
叉(cha)車液壓系(xi)統(tong)常見的故障檢查與排除
叉(cha)車的(de)主要液壓作業(ye)部分有起升缸和(he)傾斜缸,其(qi)故障(zhang)的(de)檢查與(yu)排除(chu)方法列舉如下 :
1、叉車空載時不能起升和傾(qing)斜
故障檢查1:系統油量(liang)不足(zu)
故障排除(chu):加油至油標線(xian)。
故障排除2:齒輪泵排量不足齒頂隙和齒側隙過大(da)
故(gu)障檢查:更(geng)換油泵或零(ling)件(jian)
故障檢查3:多路閥(fa)進(jin)油(you)路堵(du)塞(sai)
故(gu)障排除:疏通多路閥(fa)油路