真(zhen)(zhen)空(kong)(kong)包裝(zhuang)機(ji)按(an)照抽氣方(fang)式(shi)不同會有內(nei)抽式(shi)和外抽式(shi)兩種類(lei)型，它們都是由真(zhen)(zhen)空(kong)(kong)系(xi)(xi)統(tong)、抽充氣密(mi)封系(xi)(xi)統(tong)、熱壓封合(he)系(xi)(xi)統(tong)、電器(qi)控制系(xi)(xi)統(tong)等組成。其中內(nei)抽式(shi)包裝(zhuang)機(ji)是有真(zhen)(zhen)空(kong)(kong)室(shi)的，物品可以擺放(fang)在真(zhen)(zhen)空(kong)(kong)室(shi)里(li)，合(he)上(shang)真(zhen)(zhen)空(kong)(kong)機(ji)的真(zhen)(zhen)空(kong)(kong)室(shi)上(shang)蓋(gai)后，就(jiu)形成密(mi)閉(bi)的空(kong)(kong)間，這樣就(jiu)可以進行抽真(zhen)(zhen)空(kong)(kong)工作了(le)，但是在工作過(guo)程(cheng)中，有時會出現真(zhen)(zhen)空(kong)(kong)蓋(gai)合(he)不上(shang)的情(qing)況