真(zhen)(zhen)空(kong)(kong)包裝機按照(zhao)抽氣(qi)方式不(bu)同會有(you)內抽式和外抽式兩種類型，它們都是(shi)由真(zhen)(zhen)空(kong)(kong)系(xi)統(tong)、抽充氣(qi)密(mi)封系(xi)統(tong)、熱壓(ya)封合(he)系(xi)統(tong)、電(dian)器控(kong)制系(xi)統(tong)等(deng)組(zu)成。其中內抽式包裝機是(shi)有(you)真(zhen)(zhen)空(kong)(kong)室的(de)，物品(pin)可以擺放(fang)在(zai)真(zhen)(zhen)空(kong)(kong)室里，合(he)上(shang)真(zhen)(zhen)空(kong)(kong)機的(de)真(zhen)(zhen)空(kong)(kong)室上(shang)蓋(gai)后，就形(xing)成密(mi)閉的(de)空(kong)(kong)間，這樣就可以進行抽真(zhen)(zhen)空(kong)(kong)工作(zuo)了(le)，但是(shi)在(zai)工作(zuo)過程中，有(you)時(shi)會出(chu)現真(zhen)(zhen)空(kong)(kong)蓋(gai)合(he)不(bu)上(shang)的(de)情況