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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(wei)海力建液壓設備廠 

經(jing)營(ying)模式:生產加工

地址:山東省(sheng)威海市(shi)羊亭孫家灘工(gong)業園

主營:液壓缸(gang),油缸(gang),液壓系統 

業(ye)務熱線:

 QQ:3049278720 

產品詳(xiang)情 聯系方式
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)式(shi)液(ye)壓(ya)缸(gang)是輸出扭矩并實現(xian)往(wang)復運(yun)動(dong)(dong)的(de)(de)執行元件(jian),有單葉(xie)片(pian)(pian)、雙(shuang)葉(xie)片(pian)(pian)、螺旋(xuan)(xuan)擺(bai)(bai)動(dong)(dong)等幾種形式(shi)。葉(xie)片(pian)(pian)式(shi)式(shi):定子塊固定在缸(gang)體上,而葉(xie)片(pian)(pian)和轉(zhuan)子連(lian)接在一起。根據進(jin)油方向,葉(xie)片(pian)(pian)將帶動(dong)(dong)轉(zhuan)子作往(wang)復擺(bai)(bai)動(dong)(dong)。螺旋(xuan)(xuan)擺(bai)(bai)動(dong)(dong)式(shi)又分單螺旋(xuan)(xuan)擺(bai)(bai)動(dong)(dong)和雙(shuang)螺旋(xuan)(xuan)兩種,現(xian)在雙(shuang)螺旋(xuan)(xuan)比較(jiao)常用,靠兩個螺旋(xuan)(xuan)副降(jiang)液(ye)壓(ya)缸(gang)內活塞(sai)的(de)(de)直(zhi)線運(yun)動(dong)(dong)轉(zhuan)變為直(zhi)線運(yun)動(dong)(dong)與自轉(zhuan)運(yun)動(dong)(dong)的(de)(de)復he運(yun)動(dong)(dong),從而實現(xian)擺(bai)(bai)動(dong)(dong)運(yun)動(dong)(dong)。








因(yin)金(jin)屬的(de)(de)(de)接(jie)觸(chu)電位(wei)差(cha)造(zao)成的(de)(de)(de)腐蝕(shi),只發(fa)生在活塞(sai)接(jie)觸(chu)到(dao)的(de)(de)(de)部(bu)位(wei),而且腐蝕(shi)是成點狀發(fa)生的(de)(de)(de)。與上述相(xiang)同,中間夾有水分時(shi),會促使(shi)腐蝕(shi)的(de)(de)(de)發(fa)展。與鑄件相(xiang)比(bi),銅(tong)合金(jin)的(de)(de)(de)接(jie)觸(chu)電位(wei)差(cha)要高,因(yin)此銅(tong)合金(jin)的(de)(de)(de)腐蝕(shi)程度較嚴(yan)重。

c.因(yin)接觸電(dian)(dian)位(wei)差形成的(de)腐蝕(shi)。接觸電(dian)(dian)位(wei)差腐蝕(shi),對于長(chang)時間運轉的(de)液(ye)壓缸(gang)來說,不(bu)易發生;對于長(chang)期停止不(bu)用的(de)液(ye)壓缸(gang)來講是常見的(de)故障。


液(ye)壓(ya)缸(gang)(gang)結(jie)構基本上(shang)可以分(fen)為缸(gang)(gang)筒和(he)(he)缸(gang)(gang)蓋(gai)、活塞和(he)(he)活塞桿、密(mi)封(feng)裝(zhuang)置、緩沖裝(zhuang)置和(he)(he)排氣(qi)裝(zhuang)置五(wu)個部(bu)分(fen)。今(jin)天威海力(li)建小編(bian)著重帶(dai)著大家了解一下缸(gang)(gang)筒和(he)(he)缸(gang)(gang)蓋(gai)。


 缸(gang)筒和缸(gang)蓋

一般(ban)來說,缸(gang)筒(tong)(tong)和(he)(he)缸(gang)蓋的(de)結(jie)構(gou)(gou)形式(shi)和(he)(he)其使(shi)(shi)用的(de)材料(liao)有關。工(gong)(gong)(gong)作壓力(li)p<10MPa時,使(shi)(shi)用鑄(zhu)(zhu)鐵;p<20MPa時,使(shi)(shi)用無(wu)縫鋼(gang)(gang)(gang)管;p>20MPa時,使(shi)(shi)用鑄(zhu)(zhu)鋼(gang)(gang)(gang)或鍛鋼(gang)(gang)(gang)。法蘭連(lian)(lian)接(jie)式(shi),結(jie)構(gou)(gou)簡單,容(rong)易(yi)加(jia)工(gong)(gong)(gong),也容(rong)易(yi)裝(zhuang)拆(chai),但(dan)(dan)外形尺寸(cun)和(he)(he)重(zhong)量(liang)都較(jiao)大,常(chang)用于(yu)(yu)鑄(zhu)(zhu)鐵制的(de)缸(gang)筒(tong)(tong)上(shang)。半環連(lian)(lian)接(jie)式(shi),它(ta)(ta)的(de)缸(gang)筒(tong)(tong)壁部因開了環形槽而削弱了強度(du),為此有時要加(jia)厚(hou)缸(gang)壁,它(ta)(ta)容(rong)易(yi)加(jia)工(gong)(gong)(gong)和(he)(he)裝(zhuang)拆(chai),重(zhong)量(liang)較(jiao)輕,常(chang)用于(yu)(yu)無(wu)縫鋼(gang)(gang)(gang)管或鍛鋼(gang)(gang)(gang)制的(de)缸(gang)筒(tong)(tong)上(shang)。螺紋連(lian)(lian)接(jie)式(shi),它(ta)(ta)的(de)缸(gang)筒(tong)(tong)端部結(jie)構(gou)(gou)復雜,外徑加(jia)工(gong)(gong)(gong)時要求(qiu)保證內(nei)外徑同心(xin),裝(zhuang)拆(chai)要使(shi)(shi)用工(gong)(gong)(gong)具,它(ta)(ta)的(de)外形尺寸(cun)和(he)(he)重(zhong)量(liang)都較(jiao)小,常(chang)用于(yu)(yu)無(wu)縫鋼(gang)(gang)(gang)管或鑄(zhu)(zhu)鋼(gang)(gang)(gang)制的(de)缸(gang)筒(tong)(tong)上(shang)。拉桿連(lian)(lian)接(jie)式(shi),結(jie)構(gou)(gou)的(de)通用性大,容(rong)易(yi)加(jia)工(gong)(gong)(gong)和(he)(he)裝(zhuang)拆(chai),但(dan)(dan)外形尺寸(cun)較(jiao)大,且(qie)(qie)較(jiao)重(zhong)。焊(han)接(jie)連(lian)(lian)接(jie)式(shi),結(jie)構(gou)(gou)簡單,尺寸(cun)小,但(dan)(dan)缸(gang)底處內(nei)徑不易(yi)加(jia)工(gong)(gong)(gong),且(qie)(qie)可能引起變(bian)形。





李建波先生

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 威海(hai)力建(jian)液壓設(she)備廠

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