真(zhen)空(kong)包(bao)裝機(ji)按照抽(chou)氣(qi)方式(shi)不同會(hui)有(you)內(nei)抽(chou)式(shi)和外抽(chou)式(shi)兩種類型，它們(men)都是(shi)由真(zhen)空(kong)系(xi)統(tong)、抽(chou)充氣(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)等組成(cheng)。其中內(nei)抽(chou)式(shi)包(bao)裝機(ji)是(shi)有(you)真(zhen)空(kong)室的，物(wu)品可以(yi)擺(bai)放在(zai)真(zhen)空(kong)室里，合(he)上(shang)真(zhen)空(kong)機(ji)的真(zhen)空(kong)室上(shang)蓋(gai)后，就形成(cheng)密(mi)閉(bi)的空(kong)間，這樣就可以(yi)進(jin)行(xing)抽(chou)真(zhen)空(kong)工(gong)作了，但是(shi)在(zai)工(gong)作過程中，有(you)時會(hui)出(chu)現真(zhen)空(kong)蓋(gai)合(he)不上(shang)的情況