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在(zai)液壓系統中,常見的密(mi)封形(xing)(xing)式有擠壓型O形(xing)(xing)密(mi)封圈(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。唇形(xing)(xing)密(mi)封圈(quan)主要用(yong)于(yu)往(wang)復(fu)(fu)動(dong)密(mi)封,與O形(xing)(xing)圈(quan)等擠壓密(mi)封相(xiang)比,往(wang)復(fu)(fu)動(dong)密(mi)封使(shi)用(yong)唇形(xing)(xing)密(mi)封圈(quan)具...