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在(zai)液壓(ya)系統(tong)中,常見的(de)密(mi)(mi)(mi)封(feng)(feng)形(xing)式(shi)有擠(ji)壓(ya)型O形(xing)密(mi)(mi)(mi)封(feng)(feng)圈、Y形(xing)圈、V形(xing)圈、U形(xing)圈唇形(xing)密(mi)(mi)(mi)封(feng)(feng)。唇形(xing)密(mi)(mi)(mi)封(feng)(feng)圈主要用(yong)于往復動密(mi)(mi)(mi)封(feng)(feng),與O形(xing)圈等擠(ji)壓(ya)密(mi)(mi)(mi)封(feng)(feng)相比,往復動密(mi)(mi)(mi)封(feng)(feng)使(shi)用(yong)唇形(xing)密(mi)(mi)(mi)封(feng)(feng)圈具...