
威海力建液壓設備(bei)廠
經營模式:生產加工
地址:山東省威海市羊亭(ting)孫家(jia)灘工業園
主營:液(ye)(ye)壓缸(gang),油缸(gang),液(ye)(ye)壓系統(tong)
業務熱(re)線:
QQ:3049278720
YHG1型(xing)冶金設備標準液壓缸
Y-HG1型冶金設備標準液壓缸(gang)(gang),為(wei)(wei)雙(shuang)作用(yong)單(dan)活塞(sai)桿(gan)液壓缸(gang)(gang),缸(gang)(gang)徑從40~320mm共有17種規格,額定壓力為(wei)(wei)16MPa,可以帶緩沖裝(zhuang)置。該(gai)系列液壓缸(gang)(gang)有13種安(an)裝(zhuang)連接(jie)型式,除(chu)軸向腳架(jia)式外,安(an)裝(zhuang)連裝(zhuang)尺寸(cun)均符(fu)合ISO6021/1-1981的(de)規定。活塞(sai)桿(gan)端螺紋亦符(fu)合GB2350-80的(de)規定。適用(yong)于工作溫度(du)為(wei)(wei)-30C~+80C,工作介(jie)質為(wei)(wei)液壓油(you),乳化液的(de)冶金設備(不適用(yong)于磷(lin)酸(suan)脂)。





液壓(ya)缸(gang)(gang)結構(gou)基(ji)本上(shang)可(ke)以分(fen)為缸(gang)(gang)筒(tong)和(he)(he)(he)缸(gang)(gang)蓋、活塞(sai)和(he)(he)(he)活塞(sai)桿、密封裝(zhuang)(zhuang)置、緩沖裝(zhuang)(zhuang)置和(he)(he)(he)排氣(qi)裝(zhuang)(zhuang)置五(wu)個部分(fen)。今(jin)天(tian)威海力建小編著重帶(dai)著大家了解一(yi)下(xia)缸(gang)(gang)筒(tong)和(he)(he)(he)缸(gang)(gang)蓋。
缸筒和缸蓋(gai)
一般(ban)來(lai)說,缸(gang)筒(tong)(tong)(tong)和(he)缸(gang)蓋的(de)結構形(xing)(xing)(xing)式(shi)和(he)其使(shi)(shi)用(yong)的(de)材料有關。工(gong)(gong)作(zuo)壓力p<10MPa時,使(shi)(shi)用(yong)鑄鐵;p<20MPa時,使(shi)(shi)用(yong)無縫鋼(gang)(gang)(gang)管;p>20MPa時,使(shi)(shi)用(yong)鑄鋼(gang)(gang)(gang)或(huo)鍛鋼(gang)(gang)(gang)。法蘭連(lian)(lian)(lian)接(jie)(jie)式(shi),結構簡單,容(rong)易(yi)加(jia)(jia)(jia)工(gong)(gong),也容(rong)易(yi)裝拆(chai),但外形(xing)(xing)(xing)尺(chi)寸(cun)和(he)重量(liang)都較(jiao)(jiao)大(da)(da),常用(yong)于(yu)鑄鐵制(zhi)的(de)缸(gang)筒(tong)(tong)(tong)上(shang)(shang)。半環(huan)連(lian)(lian)(lian)接(jie)(jie)式(shi),它的(de)缸(gang)筒(tong)(tong)(tong)壁部因開了環(huan)形(xing)(xing)(xing)槽(cao)而削(xue)弱了強(qiang)度(du),為此有時要加(jia)(jia)(jia)厚缸(gang)壁,它容(rong)易(yi)加(jia)(jia)(jia)工(gong)(gong)和(he)裝拆(chai),重量(liang)較(jiao)(jiao)輕(qing),常用(yong)于(yu)無縫鋼(gang)(gang)(gang)管或(huo)鍛鋼(gang)(gang)(gang)制(zhi)的(de)缸(gang)筒(tong)(tong)(tong)上(shang)(shang)。螺紋(wen)連(lian)(lian)(lian)接(jie)(jie)式(shi),它的(de)缸(gang)筒(tong)(tong)(tong)端部結構復雜,外徑加(jia)(jia)(jia)工(gong)(gong)時要求保證內(nei)(nei)外徑同心,裝拆(chai)要使(shi)(shi)用(yong)工(gong)(gong)具,它的(de)外形(xing)(xing)(xing)尺(chi)寸(cun)和(he)重量(liang)都較(jiao)(jiao)小,常用(yong)于(yu)無縫鋼(gang)(gang)(gang)管或(huo)鑄鋼(gang)(gang)(gang)制(zhi)的(de)缸(gang)筒(tong)(tong)(tong)上(shang)(shang)。拉桿(gan)連(lian)(lian)(lian)接(jie)(jie)式(shi),結構的(de)通(tong)用(yong)性大(da)(da),容(rong)易(yi)加(jia)(jia)(jia)工(gong)(gong)和(he)裝拆(chai),但外形(xing)(xing)(xing)尺(chi)寸(cun)較(jiao)(jiao)大(da)(da),且較(jiao)(jiao)重。焊接(jie)(jie)連(lian)(lian)(lian)接(jie)(jie)式(shi),結構簡單,尺(chi)寸(cun)小,但缸(gang)底處內(nei)(nei)徑不(bu)易(yi)加(jia)(jia)(jia)工(gong)(gong),且可能(neng)引(yin)起變形(xing)(xing)(xing)。
零部件加(jia)(jia)工(gong)(gong)精(jing)度(du)(du)(du)(du)(du)的(de)影(ying)響(xiang)問題(ti),在(zai)液壓(ya)(ya)缸(gang)的(de)制造過程中應(ying)嚴格控制缸(gang)體內壁和活塞桿(gan)表(biao)面(mian)加(jia)(jia)工(gong)(gong)精(jing)度(du)(du)(du)(du)(du),特(te)別(bie)是幾何精(jing)度(du)(du)(du)(du)(du),尤(you)其直(zhi)線(xian)度(du)(du)(du)(du)(du)是關鍵,在(zai)國(guo)內加(jia)(jia)工(gong)(gong)工(gong)(gong)藝中,活塞桿(gan)表(biao)面(mian)的(de)加(jia)(jia)工(gong)(gong)基本上是車后磨(mo)削(xue),保證直(zhi)線(xian)度(du)(du)(du)(du)(du)問題(ti)不(bu)(bu)大,但對于缸(gang)體內壁的(de)加(jia)(jia)工(gong)(gong),其加(jia)(jia)工(gong)(gong)方法很多,有鏜(tang)削(xue)-滾(gun)壓(ya)(ya)、鏜(tang)削(xue)-珩磨(mo)、直(zhi)接(jie)珩磨(mo)等,但由于國(guo)內材(cai)料(liao)的(de)基礎水(shui)平較國(guo)外有差距(ju),管(guan)材(cai)坯料(liao)直(zhi)線(xian)度(du)(du)(du)(du)(du)差,壁厚(hou)不(bu)(bu)均勻(yun)、硬度(du)(du)(du)(du)(du)不(bu)(bu)均勻(yun)等因素,往(wang)往(wang)直(zhi)接(jie)影(ying)響(xiang)缸(gang)體內壁加(jia)(jia)工(gong)(gong)后的(de)直(zhi)線(xian)度(du)(du)(du)(du)(du),因此建議采用鏜(tang)削(xue)-滾(gun)壓(ya)(ya)、鏜(tang)削(xue)-珩磨(mo)工(gong)(gong)藝,如直(zhi)接(jie)珩磨(mo),則(ze)必須首先提(ti)高管(guan)材(cai)坯料(liao)的(de)直(zhi)線(xian)度(du)(du)(du)(du)(du)。
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在允許的(de)(de)(de)情況下(xia),液壓缸(gang)的(de)(de)(de)缸(gang)體(ti)(ti)壁厚安(an)全(quan)系數盡量選大一些,使(shi)缸(gang)體(ti)(ti)厚壁增加,特別是高壓工況下(xia)使(shi)用的(de)(de)(de)油(you)缸(gang),以減(jian)小油(you)壓下(xia)的(de)(de)(de)缸(gang)體(ti)(ti)變(bian)形(xing),變(bian)形(xing)后的(de)(de)(de)缸(gang)體(ti)(ti)也(ye)會(hui)引起液壓缸(gang)低速爬行(xing)。