
威海力建液壓設備廠
經營模式:生產加工
地(di)址:山東省(sheng)威海(hai)市羊亭孫家(jia)灘工業園
主營:液壓(ya)缸(gang),油缸(gang),液壓(ya)系統
業務熱線:
QQ:3049278720
伸縮式液壓缸
伸縮式液壓(ya)缸具有二級或多級活(huo)塞,伸縮式液壓(ya)缸中(zhong)活(huo)塞伸出的(de)順序式從大到(dao)(dao)小(xiao),而(er)空載(zai)縮回的(de)順序則一般是(shi)從小(xiao)到(dao)(dao)大。伸縮缸可(ke)實(shi)現較長的(de)行程(cheng),而(er)縮回時(shi)長度(du)較短,結構(gou)較為(wei)緊(jin)湊(cou)。此種液壓(ya)缸常用于工程(cheng)機械(xie)和農業機械(xie)上(shang)。有多個一次(ci)運(yun)(yun)動的(de)活(huo)塞,各活(huo)塞逐(zhu)次(ci)運(yun)(yun)動時(shi),其輸出速度(du)和輸出力(li)均是(shi)變化的(de)。(威海力(li)建冶金液壓(ya)設(she)備廠)





擺動式液壓缸
擺(bai)動(dong)(dong)(dong)(dong)式液壓缸(gang)是輸出扭矩(ju)并實現(xian)往復(fu)(fu)(fu)運(yun)動(dong)(dong)(dong)(dong)的執行元(yuan)件,有單(dan)葉片、雙葉片、螺(luo)(luo)(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)等幾種(zhong)形式。葉片式式:定(ding)子塊固定(ding)在(zai)缸(gang)體上,而葉片和轉子連接在(zai)一起。根(gen)據進油方向,葉片將帶(dai)動(dong)(dong)(dong)(dong)轉子作往復(fu)(fu)(fu)擺(bai)動(dong)(dong)(dong)(dong)。螺(luo)(luo)(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)式又(you)分單(dan)螺(luo)(luo)(luo)旋(xuan)擺(bai)動(dong)(dong)(dong)(dong)和雙螺(luo)(luo)(luo)旋(xuan)兩種(zhong),現(xian)在(zai)雙螺(luo)(luo)(luo)旋(xuan)比(bi)較常用(yong),靠(kao)兩個(ge)螺(luo)(luo)(luo)旋(xuan)副降液壓缸(gang)內(nei)活塞的直(zhi)線運(yun)動(dong)(dong)(dong)(dong)轉變為直(zhi)線運(yun)動(dong)(dong)(dong)(dong)與自(zi)轉運(yun)動(dong)(dong)(dong)(dong)的復(fu)(fu)(fu)he運(yun)動(dong)(dong)(dong)(dong),從而實現(xian)擺(bai)動(dong)(dong)(dong)(dong)運(yun)動(dong)(dong)(dong)(dong)。
4.液壓缸(gang)缸(gang)體(ti)內(nei)孔(kong)表面劃(hua)傷(shang)的(de)不良后(hou)果及(ji)快速修(xiu)復方法:① 劃(hua)傷(shang)溝槽擠出的(de)材料屑(xie)沫會嵌(qian)入密封件(jian),運行(xing)時在損壞密封件(jian)工作部位的(de)同時,可能造成新的(de)劃(hua)傷(shang)區域(yu)痕路。
② 惡(e)化缸筒內壁的表面粗糙度,增大(da)摩擦力,易產生爬行現象。
③ 加重(zhong)液(ye)壓缸(gang)的內泄(xie)漏,使(shi)液(ye)壓缸(gang)工作(zuo)效率降低。引起缸(gang)體(ti)內孔(kong)表(biao)面劃(hua)傷的主要(yao)原因如下(xia)。
(1)裝配液壓缸(gang)時造成的傷(shang)痕