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液壓缸-擺動液壓缸-威海力建
液壓缸-擺動液壓缸-威海力建

 威海力建(jian)液(ye)壓設備(bei)廠

經營模(mo)式(shi):生(sheng)產加工

地址:山東省威海市羊亭孫(sun)家灘工業園

主營:液壓缸,油缸,液壓系統

業務(wu)熱線:

QQ:3049278720 

產品詳情 聯系(xi)方式
產品品牌:威海力建
供貨總量:不限
價格說明:議定
包裝說明:不限
物流說明:貨運及物流
交貨說明:按訂單
有效期至:長期有效

擺動式液壓缸

擺(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)液壓(ya)缸(gang)是輸出扭(niu)矩(ju)并實現往(wang)(wang)復(fu)運動(dong)(dong)(dong)(dong)的(de)(de)執(zhi)行元件,有單葉(xie)片、雙(shuang)葉(xie)片、螺旋擺(bai)(bai)動(dong)(dong)(dong)(dong)等幾種形式(shi)。葉(xie)片式(shi)式(shi):定(ding)子(zi)塊(kuai)固(gu)定(ding)在缸(gang)體上(shang),而葉(xie)片和轉(zhuan)子(zi)連接在一起(qi)。根據進油方向,葉(xie)片將帶動(dong)(dong)(dong)(dong)轉(zhuan)子(zi)作往(wang)(wang)復(fu)擺(bai)(bai)動(dong)(dong)(dong)(dong)。螺旋擺(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)又(you)分單螺旋擺(bai)(bai)動(dong)(dong)(dong)(dong)和雙(shuang)螺旋兩種,現在雙(shuang)螺旋比較常用(yong),靠兩個螺旋副降(jiang)液壓(ya)缸(gang)內(nei)活塞的(de)(de)直(zhi)線運動(dong)(dong)(dong)(dong)轉(zhuan)變為(wei)直(zhi)線運動(dong)(dong)(dong)(dong)與自(zi)轉(zhuan)運動(dong)(dong)(dong)(dong)的(de)(de)復(fu)he運動(dong)(dong)(dong)(dong),從而實現擺(bai)(bai)動(dong)(dong)(dong)(dong)運動(dong)(dong)(dong)(dong)。








因金屬的(de)(de)接(jie)(jie)觸電(dian)位(wei)差(cha)造成(cheng)(cheng)的(de)(de)腐蝕(shi)(shi)(shi),只發(fa)生(sheng)(sheng)在活塞接(jie)(jie)觸到的(de)(de)部(bu)位(wei),而且腐蝕(shi)(shi)(shi)是成(cheng)(cheng)點狀發(fa)生(sheng)(sheng)的(de)(de)。與上述相同,中(zhong)間(jian)夾(jia)有水分時,會促使腐蝕(shi)(shi)(shi)的(de)(de)發(fa)展。與鑄件相比,銅(tong)(tong)合(he)金的(de)(de)接(jie)(jie)觸電(dian)位(wei)差(cha)要高,因此(ci)銅(tong)(tong)合(he)金的(de)(de)腐蝕(shi)(shi)(shi)程(cheng)度較嚴重。

c.因(yin)接觸(chu)電位差形成的腐(fu)蝕。接觸(chu)電位差腐(fu)蝕,對于(yu)長時間運轉的液壓(ya)缸來說,不(bu)易發生;對于(yu)長期停止不(bu)用的液壓(ya)缸來講是常(chang)見的故(gu)障。


液壓缸(gang)結構基本上可以分(fen)為缸(gang)筒和缸(gang)蓋、活(huo)塞(sai)和活(huo)塞(sai)桿(gan)、密(mi)封裝置、緩沖裝置和排氣裝置五個部分(fen)。今(jin)天威海力建(jian)小(xiao)編著(zhu)重帶著(zhu)大家了(le)解一下缸(gang)筒和缸(gang)蓋。


 缸(gang)筒(tong)和(he)缸(gang)蓋

一般來(lai)說,缸(gang)(gang)筒(tong)和(he)(he)缸(gang)(gang)蓋(gai)的(de)(de)結構(gou)(gou)形式和(he)(he)其使用(yong)(yong)(yong)的(de)(de)材(cai)料有關。工(gong)(gong)作壓力p<10MPa時(shi)(shi),使用(yong)(yong)(yong)鑄(zhu)鐵;p<20MPa時(shi)(shi),使用(yong)(yong)(yong)無縫(feng)鋼管;p>20MPa時(shi)(shi),使用(yong)(yong)(yong)鑄(zhu)鋼或(huo)鍛鋼。法蘭(lan)連接(jie)(jie)(jie)式,結構(gou)(gou)簡單(dan),容(rong)易加(jia)(jia)工(gong)(gong),也容(rong)易裝(zhuang)拆(chai)(chai),但外(wai)形尺寸和(he)(he)重(zhong)量都較(jiao)(jiao)大,常用(yong)(yong)(yong)于鑄(zhu)鐵制(zhi)的(de)(de)缸(gang)(gang)筒(tong)上(shang)。半環連接(jie)(jie)(jie)式,它(ta)(ta)的(de)(de)缸(gang)(gang)筒(tong)壁(bi)(bi)部因(yin)開了(le)環形槽而削(xue)弱了(le)強度,為此有時(shi)(shi)要加(jia)(jia)厚缸(gang)(gang)壁(bi)(bi),它(ta)(ta)容(rong)易加(jia)(jia)工(gong)(gong)和(he)(he)裝(zhuang)拆(chai)(chai),重(zhong)量較(jiao)(jiao)輕,常用(yong)(yong)(yong)于無縫(feng)鋼管或(huo)鍛鋼制(zhi)的(de)(de)缸(gang)(gang)筒(tong)上(shang)。螺紋連接(jie)(jie)(jie)式,它(ta)(ta)的(de)(de)缸(gang)(gang)筒(tong)端部結構(gou)(gou)復(fu)雜,外(wai)徑加(jia)(jia)工(gong)(gong)時(shi)(shi)要求(qiu)保證內外(wai)徑同心,裝(zhuang)拆(chai)(chai)要使用(yong)(yong)(yong)工(gong)(gong)具(ju),它(ta)(ta)的(de)(de)外(wai)形尺寸和(he)(he)重(zhong)量都較(jiao)(jiao)小,常用(yong)(yong)(yong)于無縫(feng)鋼管或(huo)鑄(zhu)鋼制(zhi)的(de)(de)缸(gang)(gang)筒(tong)上(shang)。拉桿連接(jie)(jie)(jie)式,結構(gou)(gou)的(de)(de)通用(yong)(yong)(yong)性大,容(rong)易加(jia)(jia)工(gong)(gong)和(he)(he)裝(zhuang)拆(chai)(chai),但外(wai)形尺寸較(jiao)(jiao)大,且較(jiao)(jiao)重(zhong)。焊接(jie)(jie)(jie)連接(jie)(jie)(jie)式,結構(gou)(gou)簡單(dan),尺寸小,但缸(gang)(gang)底處內徑不(bu)易加(jia)(jia)工(gong)(gong),且可能引起(qi)變(bian)形。





李建波先生

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威(wei)海力建液壓設(she)備廠 

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