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在(zai)液壓系(xi)統中,常見的(de)密(mi)封(feng)(feng)形(xing)式(shi)有擠壓型O形(xing)密(mi)封(feng)(feng)圈(quan)(quan)、Y形(xing)圈(quan)(quan)、V形(xing)圈(quan)(quan)、U形(xing)圈(quan)(quan)唇(chun)(chun)形(xing)密(mi)封(feng)(feng)。唇(chun)(chun)形(xing)密(mi)封(feng)(feng)圈(quan)(quan)主要用于往復動(dong)(dong)密(mi)封(feng)(feng),與(yu)O形(xing)圈(quan)(quan)等擠壓密(mi)封(feng)(feng)相比,往復動(dong)(dong)密(mi)封(feng)(feng)使用唇(chun)(chun)形(xing)密(mi)封(feng)(feng)圈(quan)(quan)具...