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這里有您關心的企業動態與行業資訊05-25
與傳統的(de)沖壓工(gong)(gong)藝(yi)(yi)相比，液壓成(cheng)形工(gong)(gong)藝(yi)(yi)在(zai)(zai)減輕重量、減少零件數量和模具數量、提高剛度與強度、降低生產成(cheng)本(ben)等(deng)方面具有明顯的(de)技術和經(jing)濟優(you)勢，在(zai)(zai)工(gong)(gong)業領域(yu)尤其是汽(qi)車工(gong)(gong)業中(zhong)得(de)到了越來越多(duo)的(de)應用(yong)。 在(zai)(zai)汽(qi)車工(gong)(gong)業及航空、航天…
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05-25
液(ye)壓機的(de)驅(qu)動(dong)系統(tong)主(zhu)要有泵直接驅(qu)動(dong)和泵-蓄能器(qi)驅(qu)動(dong)兩(liang)種型(xing)式。泵直接驅(qu)動(dong) 這種驅(qu)動(dong) 系統(tong)的(de)泵向(xiang)液(ye)壓缸提供(gong)(gong)高壓工(gong)作(zuo)液(ye)體(ti)，配流閥用(yong)(yong)來改變供(gong)(gong)液(ye)方向(xiang)，溢流閥用(yong)(yong)來調節系統(tong)的(de)限定壓強(qiang)，同時起安(an)全(quan)溢流作(zuo)用(yong)(yong)。這種驅(qu)動(dong)系統(tong)環節…
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05-25
液壓(ya)機(ji)所用的工(gong)(gong)作(zuo)介質的作(zuo)用不僅是傳遞壓(ya)強，而且保證機(ji)器(qi)工(gong)(gong)作(zuo)部件工(gong)(gong)作(zuo)靈敏(min)、可靠、壽命長和泄漏少。液壓(ya)機(ji)對工(gong)(gong)作(zuo)介質的基本要(yao)求是：①有適宜(yi)的流動(dong)性和低的可壓(ya)縮性，以提高傳動(dong)的效率(lv)；②能防銹蝕；③有好(hao)的潤滑性能…
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