真(zhen)(zhen)空(kong)(kong)包裝(zhuang)機按照抽(chou)(chou)氣方式不(bu)同(tong)會(hui)(hui)有內抽(chou)(chou)式和(he)外抽(chou)(chou)式兩種(zhong)類型，它們都是由真(zhen)(zhen)空(kong)(kong)系(xi)統、抽(chou)(chou)充(chong)氣密封系(xi)統、熱壓封合(he)系(xi)統、電器(qi)控(kong)制(zhi)系(xi)統等(deng)組(zu)成。其中(zhong)內抽(chou)(chou)式包裝(zhuang)機是有真(zhen)(zhen)空(kong)(kong)室(shi)的，物(wu)品可以擺放在真(zhen)(zhen)空(kong)(kong)室(shi)里(li)，合(he)上(shang)真(zhen)(zhen)空(kong)(kong)機的真(zhen)(zhen)空(kong)(kong)室(shi)上(shang)蓋后，就形成密閉的空(kong)(kong)間，這樣(yang)就可以進行(xing)抽(chou)(chou)真(zhen)(zhen)空(kong)(kong)工作了，但是在工作過程中(zhong)，有時會(hui)(hui)出(chu)現真(zhen)(zhen)空(kong)(kong)蓋合(he)不(bu)上(shang)的情況