
威海力建液(ye)壓(ya)設備(bei)廠
經營(ying)模式:生產加工(gong)
地(di)址:山東省威(wei)海市羊(yang)亭孫家(jia)灘工業園(yuan)
主營:液(ye)壓缸,油缸,液(ye)壓系統
業務熱線:
QQ:3049278720
擺動式液壓缸
擺(bai)動(dong)(dong)(dong)式(shi)(shi)液壓(ya)缸(gang)(gang)(gang)是輸出扭矩(ju)并實現往復(fu)(fu)運(yun)(yun)(yun)動(dong)(dong)(dong)的(de)執(zhi)行元件,有單(dan)葉(xie)(xie)片、雙葉(xie)(xie)片、螺(luo)(luo)旋擺(bai)動(dong)(dong)(dong)等幾種(zhong)形式(shi)(shi)。葉(xie)(xie)片式(shi)(shi)式(shi)(shi):定(ding)子(zi)塊固(gu)定(ding)在(zai)缸(gang)(gang)(gang)體(ti)上,而葉(xie)(xie)片和轉子(zi)連接在(zai)一起。根據進油(you)方向,葉(xie)(xie)片將帶(dai)動(dong)(dong)(dong)轉子(zi)作往復(fu)(fu)擺(bai)動(dong)(dong)(dong)。螺(luo)(luo)旋擺(bai)動(dong)(dong)(dong)式(shi)(shi)又分單(dan)螺(luo)(luo)旋擺(bai)動(dong)(dong)(dong)和雙螺(luo)(luo)旋兩種(zhong),現在(zai)雙螺(luo)(luo)旋比較常用,靠(kao)兩個螺(luo)(luo)旋副降液壓(ya)缸(gang)(gang)(gang)內活塞的(de)直(zhi)線運(yun)(yun)(yun)動(dong)(dong)(dong)轉變為直(zhi)線運(yun)(yun)(yun)動(dong)(dong)(dong)與自轉運(yun)(yun)(yun)動(dong)(dong)(dong)的(de)復(fu)(fu)he運(yun)(yun)(yun)動(dong)(dong)(dong),從而實現擺(bai)動(dong)(dong)(dong)運(yun)(yun)(yun)動(dong)(dong)(dong)。





緩沖裝置
在(zai)液(ye)壓系統中使用液(ye)壓缸驅動(dong)具(ju)有一定質量的機(ji)構,當液(ye)壓缸運動(dong)至行程終點(dian)時(shi)具(ju)有較大動(dong)能,如未(wei)作減(jian)速(su)處理,液(ye)壓缸活塞與缸蓋將發(fa)生機(ji)械碰撞,產(chan)生沖(chong)擊、噪聲,有破壞性。為緩(huan)和及防(fang)止這種(zhong)危害(hai)發(fa)生,因(yin)此可在(zai)液(ye)壓回路中設置減(jian)速(su)裝置或在(zai)缸體內設緩(huan)沖(chong)裝置。
加工
缸筒作為液壓缸、礦用單體支柱、液壓支架、炮管等產品(pin)的主要(yao)部件(jian),其加(jia)工(gong)質量(liang)的好壞(huai)直接影響整個產品(pin)的壽命和可靠(kao)性。缸筒加(jia)工(gong)要(yao)求(qiu)(qiu)高,其內表(biao)面粗糙度(du)要(yao)求(qiu)(qiu)為Ra0.4~0.8&um,對(dui)同軸度(du)、耐(nai)磨性要(yao)求(qiu)(qiu)嚴(yan)格。缸筒的基本特(te)征是深孔(kong)加(jia)工(gong),其加(jia)工(gong)一直困擾加(jia)工(gong)人員。
例如:活塞(sai)與活塞(sai)桿不同(tong)心或活塞(sai)桿彎曲,液壓缸(gang)或活塞(sai)桿對導軌安裝(zhuang)位(wei)置偏移,密封環裝(zhuang)得過(guo)緊或過(guo)松等。解(jie)決方法是(shi)重(zhong)新修理或調整(zheng),更(geng)換損傷(shang)的零件及清(qing)除鐵屑。
(2)潤(run)滑(hua)(hua)不(bu)良或液(ye)(ye)壓缸孔徑加工超(chao)差。因為活塞與(yu)缸筒(tong)、導軌(gui)與(yu)活塞桿(gan)等(deng)均有相對運動,如(ru)果(guo)潤(run)滑(hua)(hua)不(bu)良或液(ye)(ye)壓缸孔徑超(chao)差,就(jiu)會加劇磨損,使缸筒(tong)中心線直線性降低。(威海力建冶金(jin)液(ye)(ye)壓設備廠)