
威海力建液壓(ya)設(she)備(bei)廠
經營(ying)模式:生產加工
地址(zhi):山(shan)東省威海市羊亭孫(sun)家灘工業園
主營(ying):液壓(ya)缸,油缸,液壓(ya)系(xi)統
業務熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)(shi)液(ye)壓(ya)缸是輸出(chu)扭矩并(bing)實(shi)現(xian)往復運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)的執行元件,有單(dan)葉(xie)片(pian)、雙葉(xie)片(pian)、螺旋(xuan)擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)等幾(ji)種形(xing)式(shi)(shi)。葉(xie)片(pian)式(shi)(shi)式(shi)(shi):定(ding)子(zi)塊固(gu)定(ding)在缸體上,而(er)葉(xie)片(pian)和(he)(he)轉(zhuan)子(zi)連接(jie)在一起。根據進油(you)方向,葉(xie)片(pian)將帶動(dong)(dong)(dong)(dong)轉(zhuan)子(zi)作往復擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)。螺旋(xuan)擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)式(shi)(shi)又分單(dan)螺旋(xuan)擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)和(he)(he)雙螺旋(xuan)兩種,現(xian)在雙螺旋(xuan)比較(jiao)常用,靠(kao)兩個螺旋(xuan)副降液(ye)壓(ya)缸內(nei)活塞的直線(xian)(xian)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)轉(zhuan)變為直線(xian)(xian)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)與(yu)自轉(zhuan)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)的復he運(yun)(yun)(yun)動(dong)(dong)(dong)(dong),從而(er)實(shi)現(xian)擺(bai)(bai)(bai)動(dong)(dong)(dong)(dong)運(yun)(yun)(yun)動(dong)(dong)(dong)(dong)。





緩沖裝置
在(zai)液壓(ya)系統中使用液壓(ya)缸驅動(dong)(dong)具有(you)一定質量(liang)的機構,當液壓(ya)缸運動(dong)(dong)至(zhi)行程(cheng)終點時具有(you)較大動(dong)(dong)能,如未(wei)作減(jian)速處理,液壓(ya)缸活塞(sai)與缸蓋將(jiang)發(fa)生機械碰撞,產生沖(chong)擊、噪聲,有(you)破壞性。為(wei)緩(huan)和及防止這(zhe)種危(wei)害發(fa)生,因此(ci)可在(zai)液壓(ya)回路中設(she)置(zhi)減(jian)速裝置(zhi)或在(zai)缸體內設(she)緩(huan)沖(chong)裝置(zhi)。
加工
缸筒(tong)作為液壓缸、礦用(yong)單體(ti)支柱(zhu)、液壓支架、炮管等產品的(de)(de)主要(yao)部件,其(qi)加工(gong)質量(liang)的(de)(de)好壞(huai)直(zhi)接影響整(zheng)個產品的(de)(de)壽(shou)命和(he)可(ke)靠性(xing)。缸筒(tong)加工(gong)要(yao)求高,其(qi)內(nei)表面粗糙(cao)度要(yao)求為Ra0.4~0.8&um,對同軸(zhou)度、耐磨性(xing)要(yao)求嚴(yan)格。缸筒(tong)的(de)(de)基本特征是(shi)深孔(kong)加工(gong),其(qi)加工(gong)一直(zhi)困擾加工(gong)人(ren)員。
一般地說,測(ce)量(liang)時造(zao)(zao)成(cheng)深度不大(da)的(de)細長形劃(hua)傷是(shi)輕(qing)(qing)微的(de),不影(ying)響運行(xing)精度,但如果測(ce)量(liang)桿頭尺寸調節不當(dang),測(ce)量(liang)觸(chu)頭硬行(xing)嵌入,會(hui)造(zao)(zao)成(cheng)較(jiao)為(wei)重度的(de)傷痕(hen)(hen)。解決此(ci)問(wen)題的(de)對策,首先是(shi)測(ce)量(liang)出調節好的(de)測(ce)量(liang)頭的(de)長短度,此(ci)外,用(yong)一張(zhang)只在測(ce)量(liang)位(wei)置上(shang)開孔的(de)紙(zhi)帶,貼在缸壁(bi)內表面,即不會(hui)產生上(shang)述形狀劃(hua)痕(hen)(hen)。測(ce)量(liang)造(zao)(zao)成(cheng)的(de)輕(qing)(qing)微劃(hua)痕(hen)(hen),一般用(yong)舊砂布的(de)反面或(huo)馬糞紙(zhi)即可擦(ca)去。