真空(kong)(kong)(kong)包裝(zhuang)機按照抽(chou)(chou)氣(qi)方式(shi)(shi)不(bu)同會有(you)內抽(chou)(chou)式(shi)(shi)和外抽(chou)(chou)式(shi)(shi)兩種類(lei)型(xing)，它們(men)都是由真空(kong)(kong)(kong)系(xi)統(tong)、抽(chou)(chou)充(chong)氣(qi)密(mi)封系(xi)統(tong)、熱壓封合(he)系(xi)統(tong)、電器控制系(xi)統(tong)等組(zu)成(cheng)。其中(zhong)內抽(chou)(chou)式(shi)(shi)包裝(zhuang)機是有(you)真空(kong)(kong)(kong)室的，物(wu)品(pin)可(ke)以(yi)擺放在真空(kong)(kong)(kong)室里，合(he)上真空(kong)(kong)(kong)機的真空(kong)(kong)(kong)室上蓋后，就(jiu)形成(cheng)密(mi)閉(bi)的空(kong)(kong)(kong)間，這樣就(jiu)可(ke)以(yi)進行抽(chou)(chou)真空(kong)(kong)(kong)工(gong)作了，但(dan)是在工(gong)作過(guo)程中(zhong)，有(you)時會出現真空(kong)(kong)(kong)蓋合(he)不(bu)上的情況(kuang)