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在(zai)液壓系統中,常見的密(mi)封(feng)形(xing)(xing)式(shi)有擠壓型O形(xing)(xing)密(mi)封(feng)圈(quan)、Y形(xing)(xing)圈(quan)、V形(xing)(xing)圈(quan)、U形(xing)(xing)圈(quan)唇形(xing)(xing)密(mi)封(feng)。唇形(xing)(xing)密(mi)封(feng)圈(quan)主(zhu)要(yao)用于往(wang)復(fu)動(dong)密(mi)封(feng),與(yu)O形(xing)(xing)圈(quan)等(deng)擠壓密(mi)封(feng)相比,往(wang)復(fu)動(dong)密(mi)封(feng)使用唇形(xing)(xing)密(mi)封(feng)圈(quan)具...