真(zhen)(zhen)空(kong)(kong)(kong)包裝(zhuang)機按照抽氣(qi)方式(shi)不(bu)同會有內抽式(shi)和外抽式(shi)兩種類型，它們(men)都是由(you)真(zhen)(zhen)空(kong)(kong)(kong)系(xi)(xi)(xi)統(tong)(tong)、抽充(chong)氣(qi)密封系(xi)(xi)(xi)統(tong)(tong)、熱壓封合(he)系(xi)(xi)(xi)統(tong)(tong)、電器控制(zhi)系(xi)(xi)(xi)統(tong)(tong)等組(zu)成(cheng)。其中內抽式(shi)包裝(zhuang)機是有真(zhen)(zhen)空(kong)(kong)(kong)室(shi)的，物品(pin)可(ke)以擺放(fang)在真(zhen)(zhen)空(kong)(kong)(kong)室(shi)里，合(he)上真(zhen)(zhen)空(kong)(kong)(kong)機的真(zhen)(zhen)空(kong)(kong)(kong)室(shi)上蓋后(hou)，就(jiu)形成(cheng)密閉(bi)的空(kong)(kong)(kong)間(jian)，這(zhe)樣就(jiu)可(ke)以進行抽真(zhen)(zhen)空(kong)(kong)(kong)工作(zuo)了，但是在工作(zuo)過程中，有時(shi)會出現真(zhen)(zhen)空(kong)(kong)(kong)蓋合(he)不(bu)上的情況