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在液壓系統中(zhong),常(chang)見的(de)密(mi)封(feng)(feng)(feng)形(xing)式有(you)擠壓型O形(xing)密(mi)封(feng)(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)形(xing)密(mi)封(feng)(feng)(feng)。唇(chun)形(xing)密(mi)封(feng)(feng)(feng)圈(quan)(quan)主(zhu)要用于往復動(dong)密(mi)封(feng)(feng)(feng),與O形(xing)圈(quan)(quan)等擠壓密(mi)封(feng)(feng)(feng)相(xiang)比,往復動(dong)密(mi)封(feng)(feng)(feng)使用唇(chun)形(xing)密(mi)封(feng)(feng)(feng)圈(quan)(quan)具...