真(zhen)(zhen)空(kong)(kong)包(bao)裝(zhuang)機(ji)(ji)按照抽氣方式(shi)(shi)(shi)不同會有內抽式(shi)(shi)(shi)和外抽式(shi)(shi)(shi)兩(liang)種類型，它們都是(shi)由真(zhen)(zhen)空(kong)(kong)系(xi)統(tong)(tong)、抽充(chong)氣密封系(xi)統(tong)(tong)、熱(re)壓封合(he)系(xi)統(tong)(tong)、電(dian)器(qi)控(kong)制系(xi)統(tong)(tong)等組(zu)成(cheng)(cheng)。其中(zhong)(zhong)內抽式(shi)(shi)(shi)包(bao)裝(zhuang)機(ji)(ji)是(shi)有真(zhen)(zhen)空(kong)(kong)室的(de)，物品可(ke)以(yi)擺(bai)放在(zai)真(zhen)(zhen)空(kong)(kong)室里，合(he)上真(zhen)(zhen)空(kong)(kong)機(ji)(ji)的(de)真(zhen)(zhen)空(kong)(kong)室上蓋(gai)后，就(jiu)形成(cheng)(cheng)密閉的(de)空(kong)(kong)間(jian)，這樣就(jiu)可(ke)以(yi)進行抽真(zhen)(zhen)空(kong)(kong)工作了，但是(shi)在(zai)工作過程中(zhong)(zhong)，有時會出現真(zhen)(zhen)空(kong)(kong)蓋(gai)合(he)不上的(de)情況