真空(kong)(kong)包裝機(ji)(ji)按照抽氣(qi)方式不同會(hui)有內抽式和外抽式兩種類型(xing)，它(ta)們(men)都是由真空(kong)(kong)系統、抽充氣(qi)密(mi)封系統、熱(re)壓封合(he)系統、電器控制系統等組成(cheng)。其(qi)中(zhong)(zhong)內抽式包裝機(ji)(ji)是有真空(kong)(kong)室(shi)(shi)的，物(wu)品可(ke)以擺放在真空(kong)(kong)室(shi)(shi)里(li)，合(he)上(shang)真空(kong)(kong)機(ji)(ji)的真空(kong)(kong)室(shi)(shi)上(shang)蓋后，就(jiu)(jiu)形成(cheng)密(mi)閉(bi)的空(kong)(kong)間，這(zhe)樣就(jiu)(jiu)可(ke)以進行抽真空(kong)(kong)工(gong)作了(le)，但是在工(gong)作過程中(zhong)(zhong)，有時(shi)會(hui)出現(xian)真空(kong)(kong)蓋合(he)不上(shang)的情況(kuang)