
威海力建液壓(ya)設備廠
經營(ying)模式(shi):生產加(jia)工
地址:山(shan)東省威海(hai)市羊亭孫家(jia)灘工(gong)業園(yuan)
主營:液壓(ya)缸(gang),油缸(gang),液壓(ya)系(xi)統
業務熱線(xian):
QQ:3049278720
(3)液壓(ya)系統控(kong)(kong)制(zhi)(zhi)壓(ya)力太低。控(kong)(kong)制(zhi)(zhi)管(guan)路(lu)中(zhong)節流阻力可能過大,流量閥調節不當,控(kong)(kong)制(zhi)(zhi)壓(ya)力不合適,壓(ya)力源受到干擾。此時應檢查控(kong)(kong)制(zhi)(zhi)壓(ya)力源,保證(zheng)壓(ya)力調節到系統的規定值。
(4)液(ye)壓系(xi)統(tong)中(zhong)進入空(kong)氣。主要是(shi)因為系(xi)統(tong)中(zhong)有泄漏發生。此時應(ying)檢查液(ye)壓油(you)箱的(de)(de)液(ye)位,液(ye)壓泵吸(xi)油(you)側(ce)的(de)(de)密封(feng)件和管(guan)接頭,吸(xi)油(you)粗(cu)濾器(qi)是(shi)否太臟。若如此,應(ying)補充液(ye)壓油(you),處理密封(feng)及管(guan)接頭,清洗或(huo)更換粗(cu)濾芯。





③ 缸體內表面所鍍硬鉻層發生(sheng)剝(bo)(bo)離一(yi)般認為,電(dian)鍍硬鉻層發生(sheng)剝(bo)(bo)離的原因如下。
a.電(dian)鍍層黏(nian)結不好(hao)(hao)。電(dian)鍍層黏(nian)結不好(hao)(hao)的主要原因是:電(dian)鍍前,零件的除油脫脂處(chu)理不充分;零件表(biao)面活化(hua)(hua)處(chu)理不干(gan)凈(jing),氧化(hua)(hua)膜(mo)層未(wei)去除掉。
b.硬(ying)輅層磨損。電鍍硬(ying)鉻層的磨損,多數(shu)是由于(yu)活塞(sai)的摩(mo)擦鐵粉的研(yan)磨作用造成的, 中間夾有水分時,磨損更快。(威(wei)海(hai)力建冶(ye)金(jin)液壓設備(bei)廠)
液壓缸結(jie)構基本上可以分為缸筒和(he)(he)缸蓋(gai)、活塞(sai)(sai)和(he)(he)活塞(sai)(sai)桿、密封裝置(zhi)、緩沖裝置(zhi)和(he)(he)排氣裝置(zhi)五個部(bu)分。今天威海(hai)力建(jian)小(xiao)編(bian)著重(zhong)帶著大家了解(jie)一下缸筒和(he)(he)缸蓋(gai)。
缸筒和(he)缸蓋
一(yi)般來說(shuo),缸(gang)(gang)(gang)筒(tong)和(he)缸(gang)(gang)(gang)蓋的(de)(de)(de)結(jie)(jie)(jie)構(gou)形(xing)(xing)式(shi)和(he)其使(shi)用(yong)(yong)(yong)(yong)的(de)(de)(de)材料有(you)關。工(gong)作壓力(li)p<10MPa時(shi)(shi),使(shi)用(yong)(yong)(yong)(yong)鑄(zhu)鐵;p<20MPa時(shi)(shi),使(shi)用(yong)(yong)(yong)(yong)無縫鋼管;p>20MPa時(shi)(shi),使(shi)用(yong)(yong)(yong)(yong)鑄(zhu)鋼或(huo)鍛鋼。法蘭連(lian)(lian)接(jie)式(shi),結(jie)(jie)(jie)構(gou)簡單(dan),容(rong)(rong)易加(jia)(jia)工(gong),也(ye)容(rong)(rong)易裝(zhuang)拆(chai),但外(wai)形(xing)(xing)尺寸(cun)和(he)重量(liang)都(dou)較大(da),常用(yong)(yong)(yong)(yong)于鑄(zhu)鐵制的(de)(de)(de)缸(gang)(gang)(gang)筒(tong)上(shang)(shang)。半(ban)環連(lian)(lian)接(jie)式(shi),它(ta)的(de)(de)(de)缸(gang)(gang)(gang)筒(tong)壁部因(yin)開(kai)了環形(xing)(xing)槽而削弱了強度,為(wei)此有(you)時(shi)(shi)要(yao)加(jia)(jia)厚(hou)缸(gang)(gang)(gang)壁,它(ta)容(rong)(rong)易加(jia)(jia)工(gong)和(he)裝(zhuang)拆(chai),重量(liang)較輕,常用(yong)(yong)(yong)(yong)于無縫鋼管或(huo)鍛鋼制的(de)(de)(de)缸(gang)(gang)(gang)筒(tong)上(shang)(shang)。螺紋連(lian)(lian)接(jie)式(shi),它(ta)的(de)(de)(de)缸(gang)(gang)(gang)筒(tong)端部結(jie)(jie)(jie)構(gou)復雜,外(wai)徑加(jia)(jia)工(gong)時(shi)(shi)要(yao)求保證內(nei)外(wai)徑同心,裝(zhuang)拆(chai)要(yao)使(shi)用(yong)(yong)(yong)(yong)工(gong)具,它(ta)的(de)(de)(de)外(wai)形(xing)(xing)尺寸(cun)和(he)重量(liang)都(dou)較小,常用(yong)(yong)(yong)(yong)于無縫鋼管或(huo)鑄(zhu)鋼制的(de)(de)(de)缸(gang)(gang)(gang)筒(tong)上(shang)(shang)。拉桿連(lian)(lian)接(jie)式(shi),結(jie)(jie)(jie)構(gou)的(de)(de)(de)通用(yong)(yong)(yong)(yong)性大(da),容(rong)(rong)易加(jia)(jia)工(gong)和(he)裝(zhuang)拆(chai),但外(wai)形(xing)(xing)尺寸(cun)較大(da),且較重。焊接(jie)連(lian)(lian)接(jie)式(shi),結(jie)(jie)(jie)構(gou)簡單(dan),尺寸(cun)小,但缸(gang)(gang)(gang)底處內(nei)徑不易加(jia)(jia)工(gong),且可能引起變形(xing)(xing)。