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在(zai)液壓系統中,常見的密(mi)(mi)(mi)封(feng)(feng)形(xing)式(shi)有擠(ji)壓型O形(xing)密(mi)(mi)(mi)封(feng)(feng)圈(quan)、Y形(xing)圈(quan)、V形(xing)圈(quan)、U形(xing)圈(quan)唇形(xing)密(mi)(mi)(mi)封(feng)(feng)。唇形(xing)密(mi)(mi)(mi)封(feng)(feng)圈(quan)主要用(yong)于往復動密(mi)(mi)(mi)封(feng)(feng),與O形(xing)圈(quan)等擠(ji)壓密(mi)(mi)(mi)封(feng)(feng)相比,往復動密(mi)(mi)(mi)封(feng)(feng)使用(yong)唇形(xing)密(mi)(mi)(mi)封(feng)(feng)圈(quan)具...