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CDCG350系列重載液壓缸定制-力建平臺液壓系統
CDCG350系列重載液壓缸定制-力建平臺液壓系統

威海(hai)力建(jian)液壓設備廠(chang)

經營模(mo)式:生產加(jia)工(gong)

地(di)址:山東省(sheng)威海市羊亭孫家灘工業園

主(zhu)營:液壓缸,油(you)缸,液壓系(xi)統

業(ye)務(wu)熱線: 

 QQ:3049278720

產品詳情 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

擺動(dong)(dong)(dong)式(shi)液壓(ya)缸是輸出扭(niu)矩(ju)并實(shi)現(xian)往復運動(dong)(dong)(dong)的執行元件(jian),有(you)單(dan)葉片、雙葉片、螺(luo)旋(xuan)擺動(dong)(dong)(dong)等幾(ji)種形式(shi)。葉片式(shi)式(shi):定子塊固定在(zai)缸體上,而葉片和(he)轉(zhuan)(zhuan)子連(lian)接(jie)在(zai)一起。根據進油方(fang)向,葉片將帶動(dong)(dong)(dong)轉(zhuan)(zhuan)子作往復擺動(dong)(dong)(dong)。螺(luo)旋(xuan)擺動(dong)(dong)(dong)式(shi)又分單(dan)螺(luo)旋(xuan)擺動(dong)(dong)(dong)和(he)雙螺(luo)旋(xuan)兩種,現(xian)在(zai)雙螺(luo)旋(xuan)比(bi)較常(chang)用(yong),靠兩個螺(luo)旋(xuan)副降液壓(ya)缸內(nei)活(huo)塞(sai)的直(zhi)線(xian)運動(dong)(dong)(dong)轉(zhuan)(zhuan)變為直(zhi)線(xian)運動(dong)(dong)(dong)與自(zi)轉(zhuan)(zhuan)運動(dong)(dong)(dong)的復he運動(dong)(dong)(dong),從而實(shi)現(xian)擺動(dong)(dong)(dong)運動(dong)(dong)(dong)。








液壓缸結構基本上可(ke)以分為(wei)缸筒和(he)缸蓋、活塞(sai)和(he)活塞(sai)桿、密封裝置(zhi)、緩沖裝置(zhi)和(he)排(pai)氣裝置(zhi)五個部(bu)分。今天威海力建小編(bian)著重帶著大(da)家了解一下(xia)缸筒和(he)缸蓋。


 缸筒和缸蓋

一般來(lai)說(shuo),缸(gang)(gang)筒和缸(gang)(gang)蓋的(de)(de)結(jie)(jie)(jie)構(gou)形(xing)(xing)(xing)(xing)式(shi)(shi)和其使(shi)用(yong)(yong)的(de)(de)材料有關。工(gong)作壓(ya)力p<10MPa時(shi)(shi)(shi),使(shi)用(yong)(yong)鑄鐵(tie);p<20MPa時(shi)(shi)(shi),使(shi)用(yong)(yong)無(wu)縫鋼管;p>20MPa時(shi)(shi)(shi),使(shi)用(yong)(yong)鑄鋼或(huo)(huo)鍛鋼。法蘭連(lian)(lian)接(jie)式(shi)(shi),結(jie)(jie)(jie)構(gou)簡單(dan),容(rong)(rong)易加(jia)工(gong),也容(rong)(rong)易裝拆(chai),但外(wai)(wai)形(xing)(xing)(xing)(xing)尺寸和重量都較大(da),常(chang)用(yong)(yong)于鑄鐵(tie)制(zhi)的(de)(de)缸(gang)(gang)筒上。半環(huan)連(lian)(lian)接(jie)式(shi)(shi),它(ta)的(de)(de)缸(gang)(gang)筒壁(bi)部因開了環(huan)形(xing)(xing)(xing)(xing)槽而削弱了強度,為此有時(shi)(shi)(shi)要(yao)加(jia)厚缸(gang)(gang)壁(bi),它(ta)容(rong)(rong)易加(jia)工(gong)和裝拆(chai),重量較輕,常(chang)用(yong)(yong)于無(wu)縫鋼管或(huo)(huo)鍛鋼制(zhi)的(de)(de)缸(gang)(gang)筒上。螺紋連(lian)(lian)接(jie)式(shi)(shi),它(ta)的(de)(de)缸(gang)(gang)筒端部結(jie)(jie)(jie)構(gou)復雜,外(wai)(wai)徑(jing)加(jia)工(gong)時(shi)(shi)(shi)要(yao)求保證內(nei)外(wai)(wai)徑(jing)同心(xin),裝拆(chai)要(yao)使(shi)用(yong)(yong)工(gong)具,它(ta)的(de)(de)外(wai)(wai)形(xing)(xing)(xing)(xing)尺寸和重量都較小,常(chang)用(yong)(yong)于無(wu)縫鋼管或(huo)(huo)鑄鋼制(zhi)的(de)(de)缸(gang)(gang)筒上。拉桿連(lian)(lian)接(jie)式(shi)(shi),結(jie)(jie)(jie)構(gou)的(de)(de)通用(yong)(yong)性大(da),容(rong)(rong)易加(jia)工(gong)和裝拆(chai),但外(wai)(wai)形(xing)(xing)(xing)(xing)尺寸較大(da),且較重。焊接(jie)連(lian)(lian)接(jie)式(shi)(shi),結(jie)(jie)(jie)構(gou)簡單(dan),尺寸小,但缸(gang)(gang)底處內(nei)徑(jing)不易加(jia)工(gong),且可能引(yin)起變形(xing)(xing)(xing)(xing)。





、液壓缸(gang)低速爬行的現象

  液(ye)壓(ya)缸(gang)的(de)活塞桿(gan)在(zai)油壓(ya)的(de)作用下伸出(chu)或(huo)縮回時,經常(chang)(chang)出(chu)現(xian)速度(du)不均勻(yun)現(xian)象(xiang),并(bing)有時伴有振(zhen)動和異響,從(cong)而引(yin)起整個液(ye)壓(ya)系統的(de)振(zhen)動,并(bing)帶動主(zhu)機(ji)其它部件振(zhen)動,在(zai)主(zhu)機(ji)調試過程中(zhong)經常(chang)(chang)出(chu)現(xian),有時速度(du)快了,這(zhe)(zhe)種現(xian)象(xiang)會減輕。除因液(ye)壓(ya)系統管路(lu)引(yin)起這(zhe)(zhe)種現(xian)象(xiang)以外,液(ye)壓(ya)缸(gang)自身產生的(de)振(zhen)動也經常(chang)(chang)引(yin)發此(ci)類現(xian)象(xiang)。

原因分析

液壓缸有桿腔和(he)無桿腔存(cun)有氣(qi)體(ti)而產生的低速(su)(su)爬行,由于氣(qi)體(ti)混在(zai)液壓油中,在(zai)壓力的作用(yong)下(xia),容器內體(ti)積(ji)變化(hua),在(zai)高(gao)壓作用(yong)下(xia)甚(shen)至發生氣(qi)體(ti)瞬間,從而引(yin)起液壓缸的速(su)(su)度不穩定。

李建波先生

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威海力建液壓(ya)設備廠 

地址:山東省威海市羊亭孫家灘工業園
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