真(zhen)空(kong)(kong)包裝機(ji)按照抽(chou)氣(qi)方式不同會有內抽(chou)式和外抽(chou)式兩種類型，它們都是(shi)由真(zhen)空(kong)(kong)系統(tong)、抽(chou)充氣(qi)密封系統(tong)、熱壓封合(he)(he)系統(tong)、電器控制系統(tong)等組成。其中內抽(chou)式包裝機(ji)是(shi)有真(zhen)空(kong)(kong)室的，物(wu)品可(ke)以(yi)擺放在真(zhen)空(kong)(kong)室里，合(he)(he)上(shang)(shang)真(zhen)空(kong)(kong)機(ji)的真(zhen)空(kong)(kong)室上(shang)(shang)蓋后，就形成密閉的空(kong)(kong)間(jian)，這樣就可(ke)以(yi)進行(xing)抽(chou)真(zhen)空(kong)(kong)工(gong)作了(le)，但是(shi)在工(gong)作過程(cheng)中，有時(shi)會出現真(zhen)空(kong)(kong)蓋合(he)(he)不上(shang)(shang)的情況