真(zhen)(zhen)空(kong)包(bao)裝(zhuang)機(ji)按照抽氣(qi)方式(shi)(shi)不同會有(you)內抽式(shi)(shi)和外抽式(shi)(shi)兩種類型(xing)，它們都是由(you)真(zhen)(zhen)空(kong)系(xi)(xi)統(tong)、抽充氣(qi)密封(feng)系(xi)(xi)統(tong)、熱壓(ya)封(feng)合系(xi)(xi)統(tong)、電器控(kong)制系(xi)(xi)統(tong)等組成(cheng)。其中(zhong)(zhong)內抽式(shi)(shi)包(bao)裝(zhuang)機(ji)是有(you)真(zhen)(zhen)空(kong)室(shi)的(de)(de)，物品可(ke)以擺放在真(zhen)(zhen)空(kong)室(shi)里，合上(shang)真(zhen)(zhen)空(kong)機(ji)的(de)(de)真(zhen)(zhen)空(kong)室(shi)上(shang)蓋(gai)后，就(jiu)形成(cheng)密閉(bi)的(de)(de)空(kong)間，這(zhe)樣就(jiu)可(ke)以進(jin)行抽真(zhen)(zhen)空(kong)工作了，但是在工作過程中(zhong)(zhong)，有(you)時會出(chu)現真(zhen)(zhen)空(kong)蓋(gai)合不上(shang)的(de)(de)情況