
威海力建(jian)液壓設備(bei)廠
經營模式:生產加工
地址:山東(dong)省威海市羊(yang)亭(ting)孫家灘(tan)工業園
主營:液壓缸(gang),油(you)缸(gang),液壓系統
業務熱(re)線:
QQ:3049278720
液壓缸結構基(ji)本上可以(yi)分為(wei)缸筒和缸蓋(gai)、活塞和活塞桿、密(mi)封裝(zhuang)(zhuang)置(zhi)、緩(huan)沖裝(zhuang)(zhuang)置(zhi)和排(pai)氣裝(zhuang)(zhuang)置(zhi)五個部分。今天威海(hai)力建小編著重帶著大家(jia)了解一下缸筒和缸蓋(gai)。
缸筒和(he)缸蓋
一(yi)般來(lai)說,缸(gang)(gang)(gang)筒(tong)(tong)和(he)(he)缸(gang)(gang)(gang)蓋的(de)(de)結(jie)(jie)構(gou)形式(shi)和(he)(he)其使(shi)(shi)用(yong)的(de)(de)材料有關。工(gong)(gong)作壓(ya)力p<10MPa時(shi)(shi),使(shi)(shi)用(yong)鑄(zhu)(zhu)鐵(tie);p<20MPa時(shi)(shi),使(shi)(shi)用(yong)無縫鋼(gang)管;p>20MPa時(shi)(shi),使(shi)(shi)用(yong)鑄(zhu)(zhu)鋼(gang)或(huo)鍛鋼(gang)。法蘭連(lian)接(jie)式(shi),結(jie)(jie)構(gou)簡(jian)單,容(rong)(rong)(rong)易加工(gong)(gong),也容(rong)(rong)(rong)易裝(zhuang)拆,但外(wai)(wai)形尺(chi)(chi)(chi)寸(cun)和(he)(he)重量(liang)都較(jiao)(jiao)大,常用(yong)于(yu)(yu)鑄(zhu)(zhu)鐵(tie)制(zhi)的(de)(de)缸(gang)(gang)(gang)筒(tong)(tong)上。半環連(lian)接(jie)式(shi),它(ta)(ta)的(de)(de)缸(gang)(gang)(gang)筒(tong)(tong)壁部因(yin)開了環形槽而削(xue)弱(ruo)了強(qiang)度,為(wei)此有時(shi)(shi)要(yao)(yao)加厚缸(gang)(gang)(gang)壁,它(ta)(ta)容(rong)(rong)(rong)易加工(gong)(gong)和(he)(he)裝(zhuang)拆,重量(liang)較(jiao)(jiao)輕(qing),常用(yong)于(yu)(yu)無縫鋼(gang)管或(huo)鍛鋼(gang)制(zhi)的(de)(de)缸(gang)(gang)(gang)筒(tong)(tong)上。螺(luo)紋連(lian)接(jie)式(shi),它(ta)(ta)的(de)(de)缸(gang)(gang)(gang)筒(tong)(tong)端(duan)部結(jie)(jie)構(gou)復雜,外(wai)(wai)徑加工(gong)(gong)時(shi)(shi)要(yao)(yao)求(qiu)保證內外(wai)(wai)徑同心,裝(zhuang)拆要(yao)(yao)使(shi)(shi)用(yong)工(gong)(gong)具,它(ta)(ta)的(de)(de)外(wai)(wai)形尺(chi)(chi)(chi)寸(cun)和(he)(he)重量(liang)都較(jiao)(jiao)小,常用(yong)于(yu)(yu)無縫鋼(gang)管或(huo)鑄(zhu)(zhu)鋼(gang)制(zhi)的(de)(de)缸(gang)(gang)(gang)筒(tong)(tong)上。拉桿連(lian)接(jie)式(shi),結(jie)(jie)構(gou)的(de)(de)通(tong)用(yong)性大,容(rong)(rong)(rong)易加工(gong)(gong)和(he)(he)裝(zhuang)拆,但外(wai)(wai)形尺(chi)(chi)(chi)寸(cun)較(jiao)(jiao)大,且較(jiao)(jiao)重。焊接(jie)連(lian)接(jie)式(shi),結(jie)(jie)構(gou)簡(jian)單,尺(chi)(chi)(chi)寸(cun)小,但缸(gang)(gang)(gang)底處內徑不易加工(gong)(gong),且可能引起變形。





② 運行(xing)中產生的異物(wu)
a.由(you)于緩沖(chong)(chong)柱塞別勁(jing)而形成的(de)摩擦(ca)鐵(tie)(tie)粉或(huo)鐵(tie)(tie)屑。緩沖(chong)(chong)裝置(zhi)的(de)配(pei)合間隙很小(xiao),活塞桿上所受橫向載荷很大時,可能引起燒結現象。這些(xie)摩擦(ca)鐵(tie)(tie)粉或(huo)者(zhe)因燒結而產(chan)生的(de)已脫落掉的(de)金屬碎片將留在(zai)缸內。
b.缸壁內表面(mian)的(de)傷(shang)痕。活塞的(de)滑動(dong)表面(mian)壓力高,引起燒結現象,于是缸體內表面(mian)發生擠裂,被擠裂的(de)金屬脫落,留在缸內,會(hui)造成傷(shang)痕。
③ 從管路(lu)進入的異(yi)物(wu),有多種(zhong)情(qing)況(kuang)。
a.清洗(xi)時不注(zhu)意。管(guan)(guan)路安裝(zhuang)(zhuang)好以后進行清洗(xi)時,不應通(tong)過缸(gang)體,必(bi)須(xu)在缸(gang)體的油口前邊加(jia)裝(zhuang)(zhuang)旁通(tong)管(guan)(guan)路。這一點很重要。否則,管(guan)(guan)路中的異物將進入缸(gang)內(nei)(nei),一旦進入,即難以向(xiang)外排(pai)除,反而變(bian)成(cheng)向(xiang)缸(gang)體內(nei)(nei)輸送異物了。再者,清洗(xi)時要考慮安裝(zhuang)(zhuang)管(guan)(guan)路操作中所進異物的取出方法。此外,對管(guan)(guan)內(nei)(nei)的腐蝕等在管(guan)(guan)路安裝(zhuang)(zhuang)之前即應進行酸洗(xi)等手續,必(bi)須(xu)完全去掉銹蝕。